feat(storage): enhance useStorageAsync with cross-instance sync and event handling

This commit is contained in:
2026-06-10 15:09:46 +07:00
parent 07937e26db
commit a82f5f2dfd
25 changed files with 3725 additions and 199 deletions
@@ -0,0 +1,213 @@
import { describe, expect, it } from 'vitest';
import {
decodeCookieValue,
encodeCookieName,
encodeCookieValue,
getCookieValue,
parseCookieString,
serializeCookie,
} from './index';
describe('encodeCookieValue', () => {
it('passes plain values through unchanged', () => {
expect(encodeCookieValue('dark')).toBe('dark');
expect(encodeCookieValue('abc-123_~.!*')).toBe('abc-123_~.!*');
});
it('keeps RFC 6265-allowed punctuation readable', () => {
expect(encodeCookieValue('a=b&c:d/e?f@g')).toBe('a=b&c:d/e?f@g');
expect(encodeCookieValue('#$+<>[]^`{|}')).toBe('#$+<>[]^`{|}');
});
it('encodes characters cookies cannot contain', () => {
expect(encodeCookieValue('a;b')).toBe('a%3Bb');
expect(encodeCookieValue('a b')).toBe('a%20b');
expect(encodeCookieValue('a,b')).toBe('a%2Cb');
expect(encodeCookieValue('a"b')).toBe('a%22b');
expect(encodeCookieValue('a\\b')).toBe('a%5Cb');
expect(encodeCookieValue('50%')).toBe('50%25');
});
it('round-trips through decodeCookieValue', () => {
const value = 'json:{"a": "b, c"}; 50% off\\done';
expect(decodeCookieValue(encodeCookieValue(value))).toBe(value);
});
});
describe('decodeCookieValue', () => {
it('decodes percent escapes', () => {
expect(decodeCookieValue('a%3Bb')).toBe('a;b');
expect(decodeCookieValue('%D0%BF%D1%80%D0%B8%D0%B2%D0%B5%D1%82')).toBe('привет');
});
it('returns malformed escapes as-is instead of throwing', () => {
expect(decodeCookieValue('100%')).toBe('100%');
expect(decodeCookieValue('%E0%A4%A')).toBe('%E0%A4%A');
});
it('unwraps DQUOTE-wrapped values', () => {
expect(decodeCookieValue('"dark"')).toBe('dark');
expect(decodeCookieValue('"a%3Bb"')).toBe('a;b');
expect(decodeCookieValue('"')).toBe('"');
});
});
describe('encodeCookieName', () => {
it('passes typical names through unchanged', () => {
expect(encodeCookieName('session-id')).toBe('session-id');
expect(encodeCookieName('user_pref.v2')).toBe('user_pref.v2');
});
it('encodes separators and whitespace', () => {
expect(encodeCookieName('user name')).toBe('user%20name');
expect(encodeCookieName('a=b')).toBe('a%3Db');
expect(encodeCookieName('a;b')).toBe('a%3Bb');
});
it('escapes parentheses', () => {
expect(encodeCookieName('a(b)')).toBe('a%28b%29');
});
});
describe('parseCookieString', () => {
it('parses an empty string to an empty map', () => {
expect(parseCookieString('').size).toBe(0);
});
it('parses multiple cookies', () => {
const map = parseCookieString('theme=dark; sid=abc123');
expect(map.get('theme')).toBe('dark');
expect(map.get('sid')).toBe('abc123');
});
it('decodes names and values by default', () => {
const map = parseCookieString('user%20name=a%3Bb');
expect(map.get('user name')).toBe('a;b');
});
it('keeps raw values with an identity decoder', () => {
const map = parseCookieString('sid=a%3Bb', value => value);
expect(map.get('sid')).toBe('a%3Bb');
});
it('keeps the first occurrence per name (most specific path wins)', () => {
const map = parseCookieString('dup=specific; dup=generic');
expect(map.get('dup')).toBe('specific');
});
it('keeps the value intact when it contains "="', () => {
const map = parseCookieString('token=a=b=c');
expect(map.get('token')).toBe('a=b=c');
});
it('unwraps double-quoted values via the default decoder, keeps them raw with identity', () => {
expect(parseCookieString('quoted="hello"').get('quoted')).toBe('hello');
// The raw layer is verbatim — matching what the Cookie Store API reports
expect(parseCookieString('quoted="hello"', value => value).get('quoted')).toBe('"hello"');
});
it('parses nameless cookies under the empty name', () => {
expect(parseCookieString('=bare').get('')).toBe('bare');
expect(parseCookieString('bare').get('')).toBe('bare');
});
});
describe('getCookieValue', () => {
it('finds a cookie by name', () => {
expect(getCookieValue('theme=dark; sid=abc', 'sid')).toBe('abc');
expect(getCookieValue('theme=dark; sid=abc', 'theme')).toBe('dark');
});
it('returns null for a missing cookie or empty string', () => {
expect(getCookieValue('theme=dark', 'missing')).toBeNull();
expect(getCookieValue('', 'any')).toBeNull();
});
it('decodes the value by default and supports an identity decoder', () => {
expect(getCookieValue('sid=a%3Bb', 'sid')).toBe('a;b');
expect(getCookieValue('sid=a%3Bb', 'sid', value => value)).toBe('a%3Bb');
});
it('matches encoded stored names against the raw name', () => {
expect(getCookieValue('user%20name=v', 'user name')).toBe('v');
});
it('keeps the first occurrence and unwraps quotes via the default decoder', () => {
expect(getCookieValue('dup=specific; dup=generic', 'dup')).toBe('specific');
expect(getCookieValue('quoted="hello"', 'quoted')).toBe('hello');
expect(getCookieValue('quoted="hello"', 'quoted', value => value)).toBe('"hello"');
});
it('matches parseCookieString semantics for edge cases', () => {
for (const cookie of ['token=a=b=c', '=bare', 'bare', 'a=1; ; b=2']) {
const map = parseCookieString(cookie);
for (const [name, value] of map)
expect(getCookieValue(cookie, name)).toBe(value);
}
});
});
describe('serializeCookie', () => {
it('always emits Path and SameSite', () => {
expect(serializeCookie('theme', 'dark')).toBe('theme=dark; Path=/; SameSite=Lax');
});
it('emits the provided attributes', () => {
expect(serializeCookie('sid', 'abc', {
path: '/app',
domain: 'example.com',
maxAge: 3600,
secure: true,
sameSite: 'strict',
})).toBe('sid=abc; Path=/app; Domain=example.com; SameSite=Strict; Max-Age=3600; Secure');
});
it('serializes expires from a Date and from epoch milliseconds', () => {
const date = new Date('2030-01-01T00:00:00Z');
expect(serializeCookie('a', 'b', { expires: date })).toContain(`Expires=${date.toUTCString()}`);
expect(serializeCookie('a', 'b', { expires: date.getTime() })).toContain(`Expires=${date.toUTCString()}`);
});
it('emits Partitioned together with Secure', () => {
expect(serializeCookie('a', 'b', { secure: true, partitioned: true })).toContain('; Secure; Partitioned');
});
it('expresses deletion as a non-positive Max-Age', () => {
expect(serializeCookie('a', '', { maxAge: 0 })).toBe('a=; Path=/; SameSite=Lax; Max-Age=0');
});
it('throws on a non-encoded name', () => {
expect(() => serializeCookie('a b', 'v')).toThrow(TypeError);
expect(() => serializeCookie('a=b', 'v')).toThrow(TypeError);
expect(() => serializeCookie('a;b', 'v')).toThrow(TypeError);
});
it('throws on a non-encoded value (attribute injection)', () => {
expect(() => serializeCookie('a', 'v; Path=/admin')).toThrow(TypeError);
expect(() => serializeCookie('a', 'v w')).toThrow(TypeError);
expect(() => serializeCookie('a', 'a,b')).toThrow(TypeError);
expect(serializeCookie('a', '"quoted"')).toContain('a="quoted"');
});
it('throws on SameSite=None without Secure', () => {
expect(() => serializeCookie('a', 'b', { sameSite: 'none' })).toThrow(TypeError);
expect(serializeCookie('a', 'b', { sameSite: 'none', secure: true })).toContain('SameSite=None');
});
it('throws on Partitioned without Secure', () => {
expect(() => serializeCookie('a', 'b', { partitioned: true })).toThrow(TypeError);
});
it('throws when name plus value exceeds 4096 bytes (the "=" is not counted)', () => {
expect(() => serializeCookie('big', 'x'.repeat(4094))).toThrow(RangeError);
expect(serializeCookie('big', 'x'.repeat(4093))).toContain('big=');
});
});
+308
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@@ -0,0 +1,308 @@
/**
* Write-time cookie attributes (the `Set-Cookie` half of RFC 6265).
*
* Cookies expose no way to read attributes back — these only describe how a
* cookie is written (and must be repeated to overwrite or delete it, since a
* cookie's identity is its `name` + `domain` + `path`).
*/
export interface CookieAttributes {
/**
* The path the cookie is scoped to.
*
* @default '/'
*/
path?: string;
/**
* The domain the cookie is scoped to. Omitted = host-only cookie.
*/
domain?: string;
/**
* Lifetime in seconds. Takes precedence over `expires` in browsers when both
* are present (RFC 6265 §4.1.2.2). Non-positive values expire the cookie.
*/
maxAge?: number;
/**
* Expiry as a `Date` or Unix epoch **milliseconds**. Omitting both `maxAge`
* and `expires` creates a session cookie.
*/
expires?: Date | number;
/**
* Only send the cookie over HTTPS.
*/
secure?: boolean;
/**
* `SameSite` attribute. `'none'` requires `secure: true` — browsers silently
* drop the cookie otherwise, so {@link serializeCookie} fails loudly instead.
*
* @default 'lax'
*/
sameSite?: 'lax' | 'strict' | 'none';
/**
* Partition the cookie by top-level site (CHIPS). Requires `secure: true`.
*
* @default false
*/
partitioned?: boolean;
}
/**
* Browsers commonly enforce RFC 6265's minimum of 4096 bytes for `name=value`;
* anything longer is silently dropped, so {@link serializeCookie} throws instead.
*/
const MAX_COOKIE_BYTES = 4096;
// RFC 6265 cookie-octet allows these characters, but encodeURIComponent escapes
// them — un-escape to keep values readable and js-cookie-compatible:
// %23 # | %24 $ | %26 & | %2B + | %2F / | %3A : | %3C < | %3D = | %3E > |
// %3F ? | %40 @ | %5B [ | %5D ] | %5E ^ | %60 ` | %7B { | %7C | | %7D }
const ALLOWED_VALUE_ESCAPES = /%(?:2[346BF]|3[AC-F]|40|5[BDE]|60|7[BCD])/g;
// Cookie names are RFC 2616 tokens; restore the token characters
// encodeURIComponent escapes: %23 # | %24 $ | %26 & | %2B + | %5E ^ | %60 ` | %7C |
const ALLOWED_NAME_ESCAPES = /%(?:2[346B]|5E|60|7C)/g;
/**
* @name encodeCookieValue
* @category Browsers
* @description Percent-encodes only the characters a cookie value cannot contain
* per RFC 6265 (controls, whitespace, `"` `,` `;` `\` and `%` itself), leaving
* everything else readable. Compatible with js-cookie's default write converter.
*
* @param {string} value The raw cookie value
* @returns {string} The encoded cookie value
*
* @example
* encodeCookieValue('a=b; c'); // 'a=b%3B%20c'
*
* @since 0.0.5
*/
export function encodeCookieValue(value: string): string {
return encodeURIComponent(value).replaceAll(ALLOWED_VALUE_ESCAPES, decodeURIComponent);
}
/**
* @name decodeCookieValue
* @category Browsers
* @description Decodes a cookie value: unwraps an RFC 6265 DQUOTE-wrapped
* value (the quotes are transport dressing, not payload), then decodes
* percent-escapes. Malformed escapes (e.g. third-party cookies that never
* used percent-encoding) are returned as-is instead of throwing.
*
* @param {string} value The encoded cookie value
* @returns {string} The decoded cookie value
*
* @example
* decodeCookieValue('a%3Bb'); // 'a;b'
*
* @example
* decodeCookieValue('"dark"'); // 'dark'
*
* @since 0.0.5
*/
export function decodeCookieValue(value: string): string {
if (value.length >= 2 && value.startsWith('"') && value.endsWith('"'))
value = value.slice(1, -1);
try {
return value.replaceAll(/(?:%[\dA-F]{2})+/gi, decodeURIComponent);
}
catch {
return value;
}
}
/**
* @name encodeCookieName
* @category Browsers
* @description Percent-encodes the characters a cookie name cannot contain
* (cookie names are RFC 2616 tokens). Typical names — letters, digits, `-`,
* `_`, `.` — pass through unchanged. `(` and `)` are escaped as `%28`/`%29`.
*
* @param {string} name The raw cookie name
* @returns {string} The encoded cookie name
*
* @example
* encodeCookieName('user name'); // 'user%20name'
*
* @since 0.0.5
*/
export function encodeCookieName(name: string): string {
return encodeURIComponent(name)
.replaceAll(ALLOWED_NAME_ESCAPES, decodeURIComponent)
.replaceAll(/[()]/g, c => c === '(' ? '%28' : '%29');
}
/**
* @name parseCookieString
* @category Browsers
* @description Parses a `document.cookie`-style string (`'a=1; b=2'`) into a
* `Map` of decoded names to values. Keeps the **first** occurrence per name —
* browsers order cookies most-specific-path first, so the first one is the one
* a server would use. The raw value is passed to `decode` verbatim (including
* any wrapping quotes) so it matches what the Cookie Store API would report;
* the default decoder unwraps quotes and percent-escapes.
*
* @param {string} cookie The cookie string to parse
* @param {(value: string) => string} [decode=decodeCookieValue] Value decoder; pass the identity function to keep raw encoded values
* @returns {Map<string, string>} Decoded `name -> value` pairs
*
* @example
* parseCookieString('theme=dark; sid=a%3Bb'); // Map { 'theme' => 'dark', 'sid' => 'a;b' }
*
* @since 0.0.5
*/
export function parseCookieString(cookie: string, decode: (value: string) => string = decodeCookieValue): Map<string, string> {
const result = new Map<string, string>();
for (const pair of cookie.split('; ')) {
if (!pair)
continue;
const separator = pair.indexOf('=');
// Nameless cookies ('=value' or bare 'value') parse under the empty name.
const rawName = separator === -1 ? '' : pair.slice(0, separator);
const rawValue = separator === -1 ? pair : pair.slice(separator + 1);
const name = decodeCookieValue(rawName);
if (!result.has(name))
result.set(name, decode(rawValue));
}
return result;
}
/**
* @name getCookieValue
* @category Browsers
* @description Looks up a single cookie in a `document.cookie`-style string
* without building a full map — same first-occurrence and verbatim-raw-value
* semantics as {@link parseCookieString}, but allocation-free for misses and
* cheap for hot paths (reactive reads, polling).
*
* @param {string} cookie The cookie string to search
* @param {string} name The raw (decoded) cookie name to look up
* @param {(value: string) => string} [decode=decodeCookieValue] Value decoder; pass the identity function to keep the raw encoded value
* @returns {string | null} The cookie value, or `null` when absent
*
* @example
* getCookieValue('theme=dark; sid=a%3Bb', 'sid'); // 'a;b'
*
* @since 0.0.5
*/
export function getCookieValue(cookie: string, name: string, decode: (value: string) => string = decodeCookieValue): string | null {
for (const pair of cookie.split('; ')) {
if (!pair)
continue;
const separator = pair.indexOf('=');
const rawName = separator === -1 ? '' : pair.slice(0, separator);
// Stored names are encoded — compare directly first (encoding is the
// identity for typical names), decode only on mismatch.
if (rawName !== name && decodeCookieValue(rawName) !== name)
continue;
return decode(separator === -1 ? pair : pair.slice(separator + 1));
}
return null;
}
const INVALID_COOKIE_NAME = /[\s;=]/;
// RFC 6265 cookie-octet (optionally DQUOTE-wrapped): a raw ';' or whitespace
// in a value silently truncates it and injects attributes into the cookie.
const VALID_COOKIE_VALUE = /^"?[\u0021\u0023-\u002B\u002D-\u003A\u003C-\u005B\u005D-\u007E]*"?$/;
// Encoded names/values are ASCII, but the inputs are not guaranteed to be —
// any string under this length cannot exceed MAX_COOKIE_BYTES even at the
// 3-bytes-per-UTF-16-unit worst case, so the common path never pays for an
// actual byte count.
const SAFE_COOKIE_LENGTH = Math.floor(MAX_COOKIE_BYTES / 3);
let textEncoder: TextEncoder | undefined;
function exceedsCookieBytes(pair: string): boolean {
if (pair.length <= SAFE_COOKIE_LENGTH)
return false;
textEncoder ??= new TextEncoder();
return textEncoder.encode(pair).length > MAX_COOKIE_BYTES;
}
/**
* @name serializeCookie
* @category Browsers
* @description Builds a `document.cookie` assignment string from an
* **already-encoded** name and value (see {@link encodeCookieName} /
* {@link encodeCookieValue}) plus {@link CookieAttributes}. `Path` and
* `SameSite` are always emitted explicitly. Fails loudly on combinations
* browsers silently drop: `SameSite=None` or `Partitioned` without `Secure`,
* and `name=value` over 4096 UTF-8 bytes.
*
* @param {string} name The encoded cookie name
* @param {string} value The encoded cookie value
* @param {CookieAttributes} [attributes={}] Write-time attributes
* @returns {string} The string to assign to `document.cookie`
*
* @example
* document.cookie = serializeCookie('theme', 'dark', { maxAge: 3600 });
* // 'theme=dark; Path=/; SameSite=Lax; Max-Age=3600'
*
* @example
* // Deleting reuses the same identity attributes with a non-positive maxAge
* document.cookie = serializeCookie('theme', '', { maxAge: 0 });
*
* @since 0.0.5
*/
export function serializeCookie(name: string, value: string, attributes: CookieAttributes = {}): string {
const {
path = '/',
domain,
maxAge,
expires,
secure = false,
sameSite = 'lax',
partitioned = false,
} = attributes;
if (INVALID_COOKIE_NAME.test(name))
throw new TypeError(`[serializeCookie] invalid cookie name "${name}" — encode it with encodeCookieName first`);
if (!VALID_COOKIE_VALUE.test(value))
throw new TypeError(`[serializeCookie] invalid cookie value for "${name}" — encode it with encodeCookieValue first`);
if (sameSite === 'none' && !secure)
throw new TypeError('[serializeCookie] SameSite=None requires Secure — browsers reject the cookie otherwise');
if (partitioned && !secure)
throw new TypeError('[serializeCookie] Partitioned requires Secure — browsers reject the cookie otherwise');
// Browsers enforce the RFC 6265bis limit on name + value, excluding the '='
if (exceedsCookieBytes(`${name}${value}`))
throw new RangeError(`[serializeCookie] cookie "${name}" exceeds ${MAX_COOKIE_BYTES} bytes — browsers drop it silently`);
let cookie = `${name}=${value}; Path=${path}`;
if (domain)
cookie += `; Domain=${domain}`;
cookie += `; SameSite=${sameSite.charAt(0).toUpperCase()}${sameSite.slice(1)}`;
if (maxAge !== undefined)
cookie += `; Max-Age=${Math.floor(maxAge)}`;
if (expires !== undefined)
cookie += `; Expires=${(expires instanceof Date ? expires : new Date(expires)).toUTCString()}`;
if (secure)
cookie += '; Secure';
if (partitioned)
cookie += '; Partitioned';
return cookie;
}
+1
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@@ -1,4 +1,5 @@
export * from './animationLifecycle';
export * from './cookies';
export * from './domStyle';
export * from './focusGuard';
export * from './focusScope';
+108 -44
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@@ -9,51 +9,54 @@
@custom-variant dark (&:where(.dark, .dark *));
@theme {
--font-sans: 'Inter', system-ui, -apple-system, sans-serif;
--font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
--font-sans: 'IBM Plex Sans', system-ui, -apple-system, sans-serif;
--font-mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, monospace;
--font-display: 'Bricolage Grotesque', 'IBM Plex Sans', system-ui, sans-serif;
--radius-card: 0.75rem;
--radius-card: 0.5rem;
}
/* ── Semantic design tokens — Geist-minimal ──────────────────────────────── */
/* ── Semantic design tokens — ink on warm paper, signal-orange instruments ──
The site reads like a tool-maker's field manual: warm neutral surfaces,
hairline rules, international-orange accents, code-comment labels. */
:root {
--bg: #ffffff;
--bg-subtle: #fafafa;
--bg-elevated: #ffffff;
--bg-inset: #f4f4f5;
--border: #ececec;
--border-strong: #d8d8dc;
--fg: #18181b;
--fg-muted: #52525b;
--fg-subtle: #a1a1aa;
--accent: #2563eb;
--accent-hover: #1d4ed8;
--accent-fg: #ffffff;
--accent-subtle: #eef3ff;
--accent-text: #2563eb;
--header-bg: rgba(255, 255, 255, 0.72);
--ring: rgba(37, 99, 235, 0.35);
--shadow-card: 0 1px 2px rgba(16, 24, 40, 0.04), 0 1px 3px rgba(16, 24, 40, 0.06);
--bg: #faf8f3;
--bg-subtle: #f4f1e8;
--bg-elevated: #fffdf8;
--bg-inset: #eeeadf;
--border: #e5dfd0;
--border-strong: #cfc6b1;
--fg: #211e18;
--fg-muted: #5d574b;
--fg-subtle: #93897a;
--accent: #d9480f;
--accent-hover: #bf3f0d;
--accent-fg: #fffdf8;
--accent-subtle: #f7e7d8;
--accent-text: #c2410c;
--header-bg: rgba(250, 248, 243, 0.82);
--ring: rgba(217, 72, 15, 0.35);
--shadow-card: 0 1px 2px rgba(56, 44, 28, 0.05), 0 1px 3px rgba(56, 44, 28, 0.07);
color-scheme: light;
}
.dark {
--bg: #0a0a0a;
--bg-subtle: #0f0f10;
--bg-elevated: #141416;
--bg-inset: #1b1b1e;
--border: #232327;
--border-strong: #34343a;
--fg: #ededed;
--fg-muted: #a1a1aa;
--fg-subtle: #6c6c75;
--accent: #3b82f6;
--accent-hover: #60a5fa;
--accent-fg: #ffffff;
--accent-subtle: #14203a;
--accent-text: #74a8ff;
--header-bg: rgba(10, 10, 10, 0.72);
--ring: rgba(59, 130, 246, 0.4);
--bg: #161310;
--bg-subtle: #1b1813;
--bg-elevated: #211d17;
--bg-inset: #2a251c;
--border: #322c22;
--border-strong: #4a4231;
--fg: #ece7db;
--fg-muted: #b2a995;
--fg-subtle: #7d7363;
--accent: #ff7d33;
--accent-hover: #ff9a59;
--accent-fg: #1d0e04;
--accent-subtle: #3a2415;
--accent-text: #ff9c63;
--header-bg: rgba(22, 19, 16, 0.82);
--ring: rgba(255, 125, 51, 0.4);
--shadow-card: 0 1px 2px rgba(0, 0, 0, 0.4), 0 1px 3px rgba(0, 0, 0, 0.5);
color-scheme: dark;
}
@@ -90,6 +93,55 @@ code, pre, kbd {
*::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 9999px; }
*::-webkit-scrollbar-track { background: transparent; }
/* ── Identity helpers ─────────────────────────────────────────────────────── */
/* Section labels styled as code comments: `// sensors` */
.comment-label {
font-family: var(--font-mono);
font-size: 11px;
font-weight: 500;
letter-spacing: 0.07em;
text-transform: lowercase;
color: var(--fg-subtle);
}
.comment-label::before {
content: '// ';
color: var(--accent-text);
opacity: 0.75;
}
/* Engineering-grid backdrop for heroes, faded out radially */
.blueprint {
background-image:
linear-gradient(var(--border) 1px, transparent 1px),
linear-gradient(90deg, var(--border) 1px, transparent 1px);
background-size: 28px 28px;
mask-image: radial-gradient(ellipse 75% 90% at 24% 8%, black 25%, transparent 72%);
-webkit-mask-image: radial-gradient(ellipse 75% 90% at 24% 8%, black 25%, transparent 72%);
}
/* Staggered rise-in for card grids (landing / package index) */
@keyframes rise-in {
from { opacity: 0; transform: translateY(8px); }
to { opacity: 1; transform: none; }
}
.stagger > * {
animation: rise-in 0.45s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.stagger > *:nth-child(1) { animation-delay: 0.03s; }
.stagger > *:nth-child(2) { animation-delay: 0.07s; }
.stagger > *:nth-child(3) { animation-delay: 0.11s; }
.stagger > *:nth-child(4) { animation-delay: 0.15s; }
.stagger > *:nth-child(5) { animation-delay: 0.19s; }
.stagger > *:nth-child(6) { animation-delay: 0.23s; }
.stagger > *:nth-child(7) { animation-delay: 0.27s; }
.stagger > *:nth-child(8) { animation-delay: 0.31s; }
.stagger > *:nth-child(n+9) { animation-delay: 0.35s; }
@media (prefers-reduced-motion: reduce) {
.stagger > * { animation: none; }
}
/* Shiki dual-theme: switch to dark colors under .dark */
.dark .shiki,
.dark .shiki span {
@@ -100,6 +152,9 @@ code, pre, kbd {
text-decoration: var(--shiki-dark-text-decoration) !important;
}
/* Code blocks sit on the warm surface, not on the theme's own background */
.shiki { background-color: transparent !important; }
/* ── Markdown (guide) typography ──────────────────────────────────────────── */
.prose-docs {
color: var(--fg-muted);
@@ -109,6 +164,7 @@ code, pre, kbd {
.prose-docs > :first-child { margin-top: 0; }
.prose-docs h1 {
color: var(--fg);
font-family: var(--font-display);
font-size: 1.875rem;
font-weight: 700;
letter-spacing: -0.02em;
@@ -116,6 +172,7 @@ code, pre, kbd {
}
.prose-docs h2 {
color: var(--fg);
font-family: var(--font-display);
font-size: 1.375rem;
font-weight: 650;
letter-spacing: -0.01em;
@@ -136,27 +193,28 @@ code, pre, kbd {
color: var(--accent-text);
text-decoration: none;
font-weight: 500;
border-bottom: 1px dotted var(--border-strong);
}
.prose-docs a:hover { text-decoration: underline; }
.prose-docs a:hover { border-bottom-color: var(--accent-text); }
.prose-docs strong { color: var(--fg); font-weight: 600; }
.prose-docs ul, .prose-docs ol { margin: 1rem 0; padding-left: 1.5rem; }
.prose-docs ul { list-style: disc; }
.prose-docs ol { list-style: decimal; }
.prose-docs li { margin: 0.375rem 0; }
.prose-docs li::marker { color: var(--fg-subtle); }
.prose-docs li::marker { color: var(--accent-text); }
.prose-docs blockquote {
border-left: 3px solid var(--border-strong);
border-left: 3px solid var(--accent);
padding-left: 1rem;
margin: 1.25rem 0;
color: var(--fg-muted);
}
.prose-docs hr { border: 0; border-top: 1px solid var(--border); margin: 2rem 0; }
.prose-docs hr { border: 0; border-top: 1px dashed var(--border-strong); margin: 2rem 0; }
/* inline code */
.prose-docs :not(pre) > code {
font-size: 0.85em;
background-color: var(--bg-inset);
border: 1px solid var(--border);
border-radius: 0.375rem;
border-radius: 0.25rem;
padding: 0.1rem 0.35rem;
color: var(--fg);
}
@@ -164,7 +222,7 @@ code, pre, kbd {
.prose-docs pre {
background-color: var(--bg-subtle);
border: 1px solid var(--border);
border-radius: 0.625rem;
border-radius: 0.5rem;
padding: 1rem;
overflow-x: auto;
margin: 1.25rem 0;
@@ -183,7 +241,13 @@ code, pre, kbd {
padding: 0.5rem 0.75rem;
text-align: left;
}
.prose-docs th { background-color: var(--bg-subtle); color: var(--fg); font-weight: 600; }
.prose-docs th {
background-color: var(--bg-subtle);
color: var(--fg);
font-weight: 600;
font-family: var(--font-mono);
font-size: 0.8125rem;
}
/* Page-enter fade for route transitions */
.page-enter-active, .page-leave-active { transition: opacity 0.18s ease, transform 0.18s ease; }
+6 -13
View File
@@ -3,17 +3,8 @@
size?: 'sm' | 'md';
}>();
const kindColors: Record<string, string> = {
function: 'bg-blue-100 text-blue-700 dark:bg-blue-500/15 dark:text-blue-300',
class: 'bg-violet-100 text-violet-700 dark:bg-violet-500/15 dark:text-violet-300',
interface: 'bg-emerald-100 text-emerald-700 dark:bg-emerald-500/15 dark:text-emerald-300',
type: 'bg-amber-100 text-amber-700 dark:bg-amber-500/15 dark:text-amber-300',
enum: 'bg-rose-100 text-rose-700 dark:bg-rose-500/15 dark:text-rose-300',
variable: 'bg-zinc-100 text-zinc-600 dark:bg-zinc-500/15 dark:text-zinc-300',
component: 'bg-fuchsia-100 text-fuchsia-700 dark:bg-fuchsia-500/15 dark:text-fuchsia-300',
guide: 'bg-teal-100 text-teal-700 dark:bg-teal-500/15 dark:text-teal-300',
};
// Monochrome instrument badges: the kind reads from the glyph, not a color.
// Components are the one structural exception and carry the accent.
const kindLabels: Record<string, string> = {
function: 'fn',
class: 'C',
@@ -29,8 +20,10 @@ const kindLabels: Record<string, string> = {
<template>
<span
:class="[
'inline-flex items-center justify-center rounded-md font-mono font-semibold shrink-0',
kindColors[kind] ?? kindColors.variable,
'inline-flex items-center justify-center rounded font-mono font-medium shrink-0 border',
kind === 'component'
? 'border-(--accent-subtle) bg-(--accent-subtle) text-(--accent-text)'
: 'border-(--border) bg-(--bg-inset) text-(--fg-muted)',
size === 'sm' ? 'w-5 h-5 text-[10px]' : 'w-6 h-6 text-xs',
]"
:title="kind"
+5 -7
View File
@@ -71,7 +71,7 @@ onUnmounted(() => globalThis.removeEventListener('keydown', onKeydown));
<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="shrink-0">
<circle cx="11" cy="11" r="8" /><path d="m21 21-4.3-4.3" />
</svg>
<span class="hidden sm:inline flex-1 text-left">Search</span>
<span class="hidden sm:inline flex-1 text-left font-mono text-[13px]">search</span>
<kbd class="hidden sm:inline-flex items-center gap-0.5 px-1.5 py-0.5 text-[10px] font-mono bg-(--bg) border border-(--border) rounded text-(--fg-subtle)">K</kbd>
</button>
@@ -84,17 +84,15 @@ onUnmounted(() => globalThis.removeEventListener('keydown', onKeydown));
<div class="fixed inset-0 bg-black/40 backdrop-blur-sm" @click="close" />
<div class="fixed inset-x-0 top-[12vh] mx-auto max-w-xl px-4">
<div class="bg-(--bg-elevated) rounded-2xl border border-(--border) shadow-2xl overflow-hidden">
<div class="bg-(--bg-elevated) rounded-xl border border-(--border) shadow-2xl overflow-hidden">
<div class="flex items-center px-4 border-b border-(--border)">
<svg xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="text-(--fg-subtle) shrink-0">
<circle cx="11" cy="11" r="8" /><path d="m21 21-4.3-4.3" />
</svg>
<span class="font-mono text-base text-(--accent-text) select-none shrink-0"></span>
<input
v-model="query"
data-search-input
type="text"
placeholder="Search across all packages…"
class="w-full py-3.5 px-3 bg-transparent text-(--fg) placeholder:text-(--fg-subtle) focus:outline-none text-[15px]"
placeholder="search across all packages…"
class="w-full py-3.5 px-3 bg-transparent text-(--fg) placeholder:text-(--fg-subtle) focus:outline-none font-mono text-[14px]"
>
<kbd class="hidden sm:inline-flex items-center px-1.5 py-0.5 text-[10px] font-mono bg-(--bg-inset) border border-(--border) rounded text-(--fg-subtle)">ESC</kbd>
</div>
+4 -4
View File
@@ -6,16 +6,16 @@
const variantClasses: Record<string, string> = {
since: 'bg-(--bg-inset) text-(--fg-muted) border border-(--border)',
neutral: 'bg-(--bg-inset) text-(--fg-muted) border border-(--border)',
test: 'bg-emerald-50 text-emerald-700 border border-emerald-200 dark:bg-emerald-500/10 dark:text-emerald-300 dark:border-emerald-500/20',
demo: 'bg-blue-50 text-blue-700 border border-blue-200 dark:bg-blue-500/10 dark:text-blue-300 dark:border-blue-500/20',
wip: 'bg-amber-50 text-amber-700 border border-amber-200 dark:bg-amber-500/10 dark:text-amber-300 dark:border-amber-500/20',
test: 'bg-emerald-50 text-emerald-800 border border-emerald-200 dark:bg-emerald-500/10 dark:text-emerald-300 dark:border-emerald-500/20',
demo: 'bg-(--accent-subtle) text-(--accent-text) border border-(--accent-subtle)',
wip: 'bg-amber-50 text-amber-800 border border-amber-200 dark:bg-amber-500/10 dark:text-amber-300 dark:border-amber-500/20',
};
</script>
<template>
<span
:class="[
'inline-flex items-center px-2 py-0.5 text-[11px] font-medium rounded-full leading-none h-5',
'inline-flex items-center px-1.5 py-0.5 font-mono text-[10px] font-medium rounded leading-none h-4.5 lowercase',
variantClasses[variant ?? 'since'],
]"
>
+2 -2
View File
@@ -46,8 +46,8 @@ function go(id: string) {
<template>
<nav v-if="items.length > 0" class="text-sm">
<div class="text-[11px] font-semibold uppercase tracking-wider text-(--fg-subtle) mb-3">
On this page
<div class="comment-label mb-3">
on this page
</div>
<ul class="space-y-1 border-l border-(--border)">
<li v-for="item in items" :key="item.id">
+118 -24
View File
@@ -17,6 +17,60 @@ function isActive(pkgSlug: string, slug: string) {
return route.path === `/${pkgSlug}/${slug}`;
}
// ── Category tree: collapsed by default, filterable ───────────────────────
const navQuery = ref('');
const openCategories = ref(new Set<string>());
function toggleCategory(slug: string) {
if (openCategories.value.has(slug))
openCategories.value.delete(slug);
else
openCategories.value.add(slug);
openCategories.value = new Set(openCategories.value);
}
// Auto-open the category that contains the current page
watch([currentPackage, () => route.path], () => {
const pkg = currentPackage.value;
if (!pkg || pkg.kind !== 'api') return;
for (const category of pkg.categories) {
if (category.items.some(item => isActive(pkg.slug, item.slug)))
openCategories.value.add(category.slug);
}
openCategories.value = new Set(openCategories.value);
}, { immediate: true });
// Reset the filter when navigating to another package
watch(currentPackageSlug, () => {
navQuery.value = '';
});
const visibleCategories = computed(() => {
const pkg = currentPackage.value;
if (!pkg || pkg.kind !== 'api') return [];
const query = navQuery.value.trim().toLowerCase();
if (!query) return pkg.categories;
return pkg.categories
.map(category => ({
...category,
items: category.items.filter(item => item.name.toLowerCase().includes(query)),
}))
.filter(category => category.items.length > 0);
});
function isCategoryOpen(slug: string) {
// Filtering expands every matching category
return navQuery.value.trim() !== '' || openCategories.value.has(slug);
}
watch(() => route.path, () => {
isSidebarOpen.value = false;
});
@@ -38,10 +92,13 @@ watch(() => route.path, () => {
</svg>
</button>
<NuxtLink to="/" class="flex items-center gap-2 font-semibold text-[15px] mr-auto">
<span class="inline-flex items-center justify-center w-7 h-7 rounded-lg bg-(--fg) text-(--bg) text-xs font-bold">R</span>
<span class="hidden sm:flex items-center">
<span class="text-(--accent-text)">@robonen</span><span class="text-(--fg-subtle)">/</span><span class="text-(--fg)">tools</span>
<NuxtLink to="/" class="group flex items-center gap-2.5 mr-auto">
<span class="inline-flex items-center justify-center w-7 h-7 rounded-md bg-(--accent) text-(--accent-fg) font-mono text-[13px] font-semibold leading-none select-none">
</span>
<span class="hidden sm:flex items-baseline font-mono text-[13.5px] tracking-tight">
<span class="text-(--fg-subtle)">~/</span><span class="text-(--fg) font-medium">robonen</span><span class="text-(--fg-subtle)">/</span><span class="text-(--accent-text) font-medium">tools</span>
<span class="ml-1 inline-block w-1.75 h-3.75 translate-y-0.5 bg-(--accent) opacity-0 group-hover:opacity-80 group-hover:animate-pulse" />
</span>
</NuxtLink>
@@ -71,29 +128,38 @@ watch(() => route.path, () => {
>
<nav class="h-full overflow-y-auto py-8 px-4 lg:pr-6 lg:pl-0 overscroll-contain">
<div v-for="grp in groups" :key="grp.group" class="mb-7">
<div class="text-[11px] font-semibold uppercase tracking-wider text-(--fg-subtle) mb-2 px-2">
{{ grp.label }}
</div>
<div class="comment-label mb-2 px-2">{{ grp.label.toLowerCase() }}</div>
<ul class="space-y-0.5">
<li v-for="pkg in grp.packages" :key="pkg.slug">
<NuxtLink
:to="`/${pkg.slug}`"
:class="[
'flex items-center justify-between py-1.5 px-2 rounded-lg text-sm transition-colors',
'flex items-center justify-between py-1.5 px-2 rounded-md text-sm transition-colors',
currentPackageSlug === pkg.slug
? 'text-(--fg) font-medium bg-(--bg-inset)'
: 'text-(--fg-muted) hover:text-(--fg) hover:bg-(--bg-inset)',
]"
>
<span>{{ pkg.name.replace('@robonen/', '') }}</span>
<span class="text-[10px] uppercase tracking-wide text-(--fg-subtle)">{{ pkg.kind === 'api' ? 'api' : pkg.kind === 'components' ? 'ui' : 'guide' }}</span>
<span class="font-mono text-[13px]">{{ pkg.name.replace('@robonen/', '') }}</span>
<span class="text-[10px] font-mono text-(--fg-subtle)">{{ pkg.kind === 'api' ? 'api' : pkg.kind === 'components' ? 'ui' : 'guide' }}</span>
</NuxtLink>
<!-- Expanded tree for the current package -->
<div v-if="currentPackageSlug === pkg.slug && currentPackage" class="mt-1 mb-2 ml-2 pl-3 border-l border-(--border)">
<div v-if="currentPackageSlug === pkg.slug && currentPackage" class="mt-1.5 mb-3 ml-2.5 pl-2.5 border-l border-(--border)">
<!-- Quick filter the tree below collapses to matches -->
<div v-if="currentPackage.kind === 'api'" class="relative mb-2 mt-1">
<span class="absolute left-2 top-1/2 -translate-y-1/2 font-mono text-[11px] text-(--accent-text) select-none"></span>
<input
v-model="navQuery"
type="text"
placeholder="filter…"
class="w-full h-7 pl-6 pr-2 font-mono text-[12px] rounded-md bg-(--bg-subtle) border border-(--border) text-(--fg) placeholder:text-(--fg-subtle) focus:outline-none focus:border-(--border-strong) transition-colors"
>
</div>
<!-- Hand-authored guide sections (intro + prose pages) -->
<div v-if="currentPackage.docs.length" class="mb-2">
<div class="text-[11px] font-medium text-(--fg-subtle) py-1 px-1">Guide</div>
<div v-if="currentPackage.docs.length && !navQuery" class="mb-2">
<div class="comment-label py-1 px-1">guide</div>
<ul>
<li v-if="getIntro(currentPackage)">
<NuxtLink
@@ -101,7 +167,7 @@ watch(() => route.path, () => {
:class="[
'block py-1 px-2 text-[13px] rounded-md transition-colors truncate',
route.path === `/${pkg.slug}`
? 'text-(--accent-text) bg-(--accent-subtle) font-medium'
? 'text-(--accent-text) font-medium'
: 'text-(--fg-muted) hover:text-(--fg) hover:bg-(--bg-inset)',
]"
>
@@ -114,7 +180,7 @@ watch(() => route.path, () => {
:class="[
'block py-1 px-2 text-[13px] rounded-md transition-colors truncate',
isActive(pkg.slug, s.slug)
? 'text-(--accent-text) bg-(--accent-subtle) font-medium'
? 'text-(--accent-text) font-medium'
: 'text-(--fg-muted) hover:text-(--fg) hover:bg-(--bg-inset)',
]"
>
@@ -124,22 +190,50 @@ watch(() => route.path, () => {
</ul>
</div>
<!-- api -->
<!-- api: collapsible categories -->
<template v-if="currentPackage.kind === 'api'">
<div v-for="cat in currentPackage.categories" :key="cat.slug" class="mb-2">
<div class="text-[11px] font-medium text-(--fg-subtle) py-1 px-1">{{ cat.name }}</div>
<ul>
<div v-if="navQuery && visibleCategories.length === 0" class="py-2 px-1 font-mono text-[11px] text-(--fg-subtle)">
no matches
</div>
<div v-for="cat in visibleCategories" :key="cat.slug" class="mb-0.5">
<button
type="button"
class="w-full flex items-center gap-1.5 py-1 px-1 rounded-md cursor-pointer group/cat"
@click="toggleCategory(cat.slug)"
>
<svg
xmlns="http://www.w3.org/2000/svg" width="9" height="9" viewBox="0 0 24 24"
fill="none" stroke="currentColor" stroke-width="3" stroke-linecap="round" stroke-linejoin="round"
:class="[
'shrink-0 text-(--fg-subtle) transition-transform duration-150',
isCategoryOpen(cat.slug) ? 'rotate-90' : '',
]"
>
<polyline points="9 18 15 12 9 6" />
</svg>
<span class="comment-label group-hover/cat:text-(--fg-muted) transition-colors">{{ cat.name.toLowerCase() }}</span>
<span class="ml-auto font-mono text-[10px] text-(--fg-subtle) tabular-nums">{{ cat.items.length }}</span>
</button>
<ul v-if="isCategoryOpen(cat.slug)" class="mb-1.5">
<li v-for="item in cat.items" :key="item.slug">
<NuxtLink
:to="`/${pkg.slug}/${item.slug}`"
:class="[
'block py-1 px-2 text-[13px] rounded-md font-mono transition-colors truncate',
'flex items-center gap-1.5 py-0.75 px-2 text-[13px] rounded-md font-mono transition-colors',
isActive(pkg.slug, item.slug)
? 'text-(--accent-text) bg-(--accent-subtle) font-medium'
? 'text-(--accent-text) font-medium'
: 'text-(--fg-muted) hover:text-(--fg) hover:bg-(--bg-inset)',
]"
>
{{ item.name }}
<span
:class="[
'shrink-0 text-[10px] select-none transition-opacity',
isActive(pkg.slug, item.slug) ? 'opacity-100 text-(--accent-text)' : 'opacity-0',
]"
></span>
<span class="truncate">{{ item.name }}</span>
</NuxtLink>
</li>
</ul>
@@ -154,7 +248,7 @@ watch(() => route.path, () => {
:class="[
'block py-1 px-2 text-[13px] rounded-md transition-colors truncate',
isActive(pkg.slug, c.slug)
? 'text-(--accent-text) bg-(--accent-subtle) font-medium'
? 'text-(--accent-text) font-medium'
: 'text-(--fg-muted) hover:text-(--fg) hover:bg-(--bg-inset)',
]"
>
@@ -171,7 +265,7 @@ watch(() => route.path, () => {
:class="[
'block py-1 px-2 text-[13px] rounded-md transition-colors truncate',
isActive(pkg.slug, s.slug)
? 'text-(--accent-text) bg-(--accent-subtle) font-medium'
? 'text-(--accent-text) font-medium'
: 'text-(--fg-muted) hover:text-(--fg) hover:bg-(--bg-inset)',
]"
>
+4 -4
View File
@@ -98,14 +98,14 @@ const toc = computed(() => {
return items;
});
const sectionTitle = 'text-xs font-semibold uppercase tracking-wider text-(--fg-subtle) mb-3';
const sectionTitle = 'comment-label mb-3';
</script>
<template>
<div v-if="entry" class="xl:grid xl:grid-cols-[minmax(0,1fr)_14rem] xl:gap-12">
<article class="min-w-0 max-w-3xl">
<!-- Breadcrumb -->
<nav class="flex items-center gap-1.5 text-sm text-(--fg-subtle) mb-6">
<nav class="flex items-center gap-1.5 font-mono text-[13px] text-(--fg-subtle) mb-6">
<NuxtLink :to="`/${pkg.slug}`" class="hover:text-(--fg) transition-colors">{{ pkg.name }}</NuxtLink>
<span>/</span>
<span class="text-(--fg)">{{ title }}</span>
@@ -116,7 +116,7 @@ const sectionTitle = 'text-xs font-semibold uppercase tracking-wider text-(--fg-
<header class="mb-8">
<div class="flex items-center gap-2.5 mb-2 flex-wrap">
<DocsBadge :kind="entry.item.kind" size="md" />
<h1 class="min-w-0 break-words text-2xl font-bold font-mono tracking-tight text-(--fg)">{{ entry.item.name }}</h1>
<h1 class="min-w-0 break-words text-[1.6rem] font-semibold font-mono tracking-tight text-(--fg)">{{ entry.item.name }}</h1>
<DocsTag v-if="entry.item.since" :label="`v${entry.item.since}`" variant="neutral" />
<DocsTag
v-if="entry.item.hasTests"
@@ -218,7 +218,7 @@ const sectionTitle = 'text-xs font-semibold uppercase tracking-wider text-(--fg-
<header class="mb-8">
<div class="flex items-center gap-2.5 mb-2 flex-wrap">
<DocsBadge kind="component" size="md" />
<h1 class="text-2xl font-bold tracking-tight text-(--fg)">{{ entry.component.name }}</h1>
<h1 class="font-display text-[1.7rem] font-bold tracking-tight text-(--fg)">{{ entry.component.name }}</h1>
<DocsTag :label="`${entry.component.parts.length} parts`" variant="neutral" />
</div>
<p v-if="entry.component.description" class="text-(--fg-muted) text-[15px] leading-relaxed">
+87 -37
View File
@@ -22,6 +22,35 @@ const kindLabel = computed(() => ({
guide: 'Guide',
}[pkg.value!.kind]));
// ── API reference: filterable, chip-navigable categories ──────────────────
const query = ref('');
const filteredCategories = computed(() => {
if (pkg.value?.kind !== 'api') return [];
const needle = query.value.trim().toLowerCase();
if (!needle) return pkg.value.categories;
return pkg.value.categories
.map(category => ({
...category,
items: category.items.filter(item =>
item.name.toLowerCase().includes(needle)
|| item.description?.toLowerCase().includes(needle),
),
}))
.filter(category => category.items.length > 0);
});
const filteredCount = computed(() =>
filteredCategories.value.reduce((total, category) => total + category.items.length, 0),
);
function scrollToCategory(catSlug: string) {
document.getElementById(`cat-${catSlug}`)?.scrollIntoView({ behavior: 'smooth', block: 'start' });
}
// For guide packages, surface the overview section inline.
const overview = computed(() =>
pkg.value?.kind === 'guide' ? pkg.value.sections.find(s => s.slug === 'overview') : undefined,
@@ -40,52 +69,75 @@ const otherSections = computed(() =>
<!-- Auto header (shown only when there's no hand-authored intro) -->
<header v-else class="mb-8 pb-8 border-b border-(--border)">
<div class="comment-label mb-3">{{ kindLabel.toLowerCase() }} · {{ countEntries(pkg) }} entries</div>
<div class="flex items-center gap-2.5 mb-2 flex-wrap">
<h1 class="font-mono text-2xl font-bold tracking-tight text-(--fg)">{{ pkg.name }}</h1>
<h1 class="font-display text-3xl font-bold tracking-tight text-(--fg)">{{ pkg.name }}</h1>
<DocsTag :label="`v${pkg.version}`" variant="neutral" />
</div>
<p class="text-(--fg-muted) text-[15px] leading-relaxed">{{ pkg.description }}</p>
<div class="mt-4 flex items-center gap-3 text-xs text-(--fg-subtle)">
<span>{{ kindLabel }}</span>
<span>·</span>
<span>{{ countEntries(pkg) }} entries</span>
</div>
<div class="mt-5">
<DocsCode :code="`pnpm add ${pkg.name}`" lang="bash" />
</div>
</header>
<!-- When an intro replaces the header, label the auto-generated reference -->
<h2 v-if="introComponent && pkg.kind === 'api'" class="text-xs font-semibold uppercase tracking-wider text-(--fg-subtle) mb-4 pt-2">
API Reference
</h2>
<!-- API: categories of items -->
<!-- API: filter + category chips + dense reference grid -->
<template v-if="pkg.kind === 'api'">
<section v-for="category in pkg.categories" :key="category.slug" class="mb-10">
<h2 class="text-xs font-semibold uppercase tracking-wider text-(--fg-subtle) mb-4">
{{ category.name }}
<span class="ml-1 text-(--fg-subtle) normal-case font-normal">· {{ category.items.length }}</span>
<div class="sticky top-14 z-20 -mx-2 px-2 py-3 backdrop-blur-md" style="background-color: var(--header-bg)">
<div class="relative mb-2.5">
<span class="absolute left-3 top-1/2 -translate-y-1/2 font-mono text-sm text-(--accent-text) select-none"></span>
<input
v-model="query"
type="text"
:placeholder="`filter ${countEntries(pkg)} entries…`"
class="w-full h-10 pl-8 pr-16 font-mono text-sm rounded-md bg-(--bg-elevated) border border-(--border) text-(--fg) placeholder:text-(--fg-subtle) focus:outline-none focus:border-(--accent) transition-colors"
>
<span v-if="query" class="absolute right-3 top-1/2 -translate-y-1/2 font-mono text-[11px] text-(--fg-subtle) tabular-nums">
{{ filteredCount }} hits
</span>
</div>
<div class="flex gap-1.5 overflow-x-auto pb-1 -mb-1">
<button
v-for="category in filteredCategories"
:key="category.slug"
type="button"
class="shrink-0 inline-flex items-center gap-1.5 h-6.5 px-2.5 font-mono text-[11px] rounded-full border border-(--border) bg-(--bg-elevated) text-(--fg-muted) hover:border-(--accent) hover:text-(--accent-text) transition-colors cursor-pointer"
@click="scrollToCategory(category.slug)"
>
{{ category.name.toLowerCase() }}
<span class="text-(--fg-subtle) tabular-nums">{{ category.items.length }}</span>
</button>
</div>
</div>
<div v-if="query && filteredCategories.length === 0" class="py-16 text-center">
<div class="font-mono text-sm text-(--fg-subtle)">// no matches for "{{ query }}"</div>
</div>
<section
v-for="category in filteredCategories"
:id="`cat-${category.slug}`"
:key="category.slug"
class="mb-10 scroll-mt-40 pt-4"
>
<h2 class="comment-label mb-3">
{{ category.name.toLowerCase() }} · {{ category.items.length }}
</h2>
<div class="grid grid-cols-1 gap-2">
<div class="grid grid-cols-1 gap-2 sm:grid-cols-2">
<NuxtLink
v-for="item in category.items"
:key="item.slug"
:to="`/${pkg.slug}/${item.slug}`"
class="group flex items-center gap-3 p-3 rounded-xl border border-(--border) bg-(--bg-elevated) hover:border-(--border-strong) hover:bg-(--bg-subtle) transition-all"
class="group flex items-start gap-2.5 p-3 rounded-card border border-(--border) bg-(--bg-elevated) hover:border-(--border-strong) hover:shadow-(--shadow-card) transition-all"
>
<DocsBadge :kind="item.kind" />
<DocsBadge :kind="item.kind" size="sm" />
<div class="min-w-0 flex-1">
<div class="flex items-center gap-2 flex-wrap">
<span class="font-mono text-sm font-medium text-(--fg) group-hover:text-(--accent-text) transition-colors">{{ item.name }}</span>
<DocsTag v-if="item.hasTests" label="tested" variant="test" />
<div class="flex items-center gap-1.5 flex-wrap">
<span class="font-mono text-[13px] font-medium text-(--fg) group-hover:text-(--accent-text) transition-colors truncate">{{ item.name }}</span>
<DocsTag v-if="item.hasDemo" label="demo" variant="demo" />
</div>
<p v-if="item.description" class="text-sm text-(--fg-subtle) mt-0.5 truncate">{{ item.description }}</p>
<p v-if="item.description" class="text-[12.5px] text-(--fg-subtle) mt-0.5 line-clamp-1">{{ item.description }}</p>
</div>
<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="text-(--fg-subtle) group-hover:text-(--accent-text) transition-colors shrink-0">
<polyline points="9 18 15 12 9 6" />
</svg>
</NuxtLink>
</div>
</section>
@@ -94,19 +146,19 @@ const otherSections = computed(() =>
<!-- Components: gallery -->
<template v-else-if="pkg.kind === 'components'">
<section>
<h2 class="text-xs font-semibold uppercase tracking-wider text-(--fg-subtle) mb-4">
All components <span class="normal-case font-normal">· {{ pkg.components.length }}</span>
<h2 class="comment-label mb-4">
all components · {{ pkg.components.length }}
</h2>
<div class="grid grid-cols-1 gap-3 sm:grid-cols-2">
<div class="stagger grid grid-cols-1 gap-3 sm:grid-cols-2">
<NuxtLink
v-for="c in pkg.components"
:key="c.slug"
:to="`/${pkg.slug}/${c.slug}`"
class="group block p-4 rounded-xl border border-(--border) bg-(--bg-elevated) hover:border-(--border-strong) hover:shadow-(--shadow-card) transition-all"
class="group block p-4 rounded-card border border-(--border) bg-(--bg-elevated) hover:border-(--border-strong) hover:shadow-(--shadow-card) transition-all"
>
<div class="flex items-center justify-between gap-2 mb-1.5">
<span class="font-semibold text-(--fg) group-hover:text-(--accent-text) transition-colors">{{ c.name }}</span>
<span class="text-[11px] text-(--fg-subtle)">{{ c.parts.length }} parts</span>
<span class="font-mono text-[11px] text-(--fg-subtle) tabular-nums">{{ c.parts.length }} parts</span>
</div>
<p v-if="c.description" class="text-sm text-(--fg-subtle) line-clamp-2">{{ c.description }}</p>
<div class="mt-3 flex flex-wrap gap-1">
@@ -117,7 +169,7 @@ const otherSections = computed(() =>
>
{{ part.role }}
</span>
<span v-if="c.parts.length > 4" class="text-[10px] text-(--fg-subtle) px-1">+{{ c.parts.length - 4 }}</span>
<span v-if="c.parts.length > 4" class="text-[10px] font-mono text-(--fg-subtle) px-1">+{{ c.parts.length - 4 }}</span>
</div>
</NuxtLink>
</div>
@@ -128,18 +180,16 @@ const otherSections = computed(() =>
<template v-else>
<DocsMarkdown v-if="overview" :source="overview.markdown" />
<section v-if="otherSections.length > 0" class="mt-10 pt-8 border-t border-(--border)">
<h2 class="text-xs font-semibold uppercase tracking-wider text-(--fg-subtle) mb-4">Sections</h2>
<h2 class="comment-label mb-4">sections</h2>
<div class="grid grid-cols-1 gap-2 sm:grid-cols-2">
<NuxtLink
v-for="s in otherSections"
:key="s.slug"
:to="`/${pkg.slug}/${s.slug}`"
class="group flex items-center justify-between gap-3 p-3.5 rounded-xl border border-(--border) bg-(--bg-elevated) hover:border-(--border-strong) hover:bg-(--bg-subtle) transition-all"
class="group flex items-center justify-between gap-3 p-3.5 rounded-card border border-(--border) bg-(--bg-elevated) hover:border-(--border-strong) hover:bg-(--bg-subtle) transition-all"
>
<span class="text-sm font-medium text-(--fg) group-hover:text-(--accent-text) transition-colors">{{ s.title }}</span>
<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="text-(--fg-subtle) group-hover:text-(--accent-text) transition-colors shrink-0">
<polyline points="9 18 15 12 9 6" />
</svg>
<span class="font-mono text-[11px] text-(--fg-subtle) group-hover:text-(--accent-text) transition-colors"></span>
</NuxtLink>
</div>
</section>
+37 -28
View File
@@ -3,10 +3,10 @@ const groups = getGroupedPackages();
const packages = getPackages();
const totalItems = getTotalItems();
const kindMeta: Record<string, { label: string; cls: string }> = {
api: { label: 'API', cls: 'bg-blue-100 text-blue-700 dark:bg-blue-500/15 dark:text-blue-300' },
components: { label: 'Components', cls: 'bg-fuchsia-100 text-fuchsia-700 dark:bg-fuchsia-500/15 dark:text-fuchsia-300' },
guide: { label: 'Guide', cls: 'bg-teal-100 text-teal-700 dark:bg-teal-500/15 dark:text-teal-300' },
const kindLabels: Record<string, string> = {
api: 'api',
components: 'ui',
guide: 'guide',
};
useHead({ title: '@robonen/tools — Documentation' });
@@ -15,52 +15,61 @@ useHead({ title: '@robonen/tools — Documentation' });
<template>
<div class="max-w-4xl">
<!-- Hero -->
<section class="mb-14">
<div class="inline-flex items-center gap-2 mb-5 px-3 py-1 rounded-full border border-(--border) bg-(--bg-subtle) text-xs text-(--fg-muted)">
<span class="w-1.5 h-1.5 rounded-full bg-emerald-500" />
Auto-generated from source &amp; JSDoc
</div>
<h1 class="text-4xl sm:text-5xl font-bold tracking-tight text-(--fg) mb-4">
@robonen/tools
<section class="relative mb-16 pt-4">
<div class="blueprint absolute -inset-x-10 -top-14 bottom-0 -z-10" aria-hidden="true" />
<div class="comment-label mb-5">field manual · generated from source &amp; jsdoc</div>
<h1 class="font-display text-5xl sm:text-6xl font-bold tracking-tight text-(--fg) mb-5 text-balance">
Tools, documented<span class="text-(--accent)">.</span>
</h1>
<p class="text-lg text-(--fg-muted) leading-relaxed max-w-2xl">
A monorepo of TypeScript utilities, Vue composables, headless UI primitives
and shared tooling documented, typed and tested.
and shared tooling typed, tested and demoed in place.
</p>
<div class="mt-6 flex flex-wrap items-center gap-x-6 gap-y-2 text-sm text-(--fg-subtle)">
<span><span class="text-(--fg) font-semibold">{{ packages.length }}</span> packages</span>
<span><span class="text-(--fg) font-semibold">{{ totalItems }}</span> documented items</span>
<span><span class="text-(--fg) font-semibold">{{ groups.length }}</span> groups</span>
<div class="mt-7 inline-flex flex-wrap items-center gap-x-2 gap-y-1 font-mono text-[13px] text-(--fg-subtle) border border-(--border) rounded-md bg-(--bg-elevated) px-3 py-2">
<span class="text-(--accent-text)"></span>
<span><span class="text-(--fg) font-medium tabular-nums">{{ packages.length }}</span> packages</span>
<span class="text-(--border-strong)">·</span>
<span><span class="text-(--fg) font-medium tabular-nums">{{ totalItems }}</span> documented items</span>
<span class="text-(--border-strong)">·</span>
<span><span class="text-(--fg) font-medium tabular-nums">{{ groups.length }}</span> groups</span>
</div>
</section>
<!-- Package groups -->
<section v-for="grp in groups" :key="grp.group" class="mb-10">
<h2 class="text-xs font-semibold uppercase tracking-wider text-(--fg-subtle) mb-4">
{{ grp.label }}
</h2>
<div class="grid grid-cols-1 gap-3 sm:grid-cols-2">
<section v-for="grp in groups" :key="grp.group" class="mb-12">
<h2 class="comment-label mb-4">{{ grp.label.toLowerCase() }}</h2>
<div class="stagger grid grid-cols-1 gap-3 sm:grid-cols-2">
<NuxtLink
v-for="pkg in grp.packages"
:key="pkg.slug"
:to="`/${pkg.slug}`"
class="group relative block p-5 rounded-card border border-(--border) bg-(--bg-elevated) hover:border-(--border-strong) hover:shadow-(--shadow-card) transition-all"
class="group relative block p-5 rounded-card border border-(--border) bg-(--bg-elevated) hover:border-(--border-strong) hover:shadow-(--shadow-card) transition-all overflow-hidden"
>
<!-- Corner notch fills in on hover like an indicator lamp -->
<span
class="absolute right-0 top-0 w-2 h-2 bg-(--accent) opacity-0 group-hover:opacity-100 transition-opacity"
style="clip-path: polygon(100% 0, 0 0, 100% 100%)"
aria-hidden="true"
/>
<div class="flex items-start justify-between gap-3 mb-2">
<h3 class="font-mono text-sm font-semibold text-(--fg) group-hover:text-(--accent-text) transition-colors">
{{ pkg.name }}
</h3>
<span :class="['text-[10px] px-2 py-0.5 rounded-full font-medium leading-none shrink-0', kindMeta[pkg.kind]?.cls]">
{{ kindMeta[pkg.kind]?.label }}
<span class="font-mono text-[10px] px-1.5 py-0.5 rounded border border-(--border) bg-(--bg-subtle) text-(--fg-subtle) leading-none shrink-0">
{{ kindLabels[pkg.kind] }}
</span>
</div>
<p class="text-sm text-(--fg-muted) leading-relaxed line-clamp-2">
{{ pkg.description }}
</p>
<div class="mt-4 flex items-center gap-3 text-xs text-(--fg-subtle)">
<span class="font-mono">v{{ pkg.version }}</span>
<span>·</span>
<span>{{ countEntries(pkg) }} {{ pkg.kind === 'components' ? 'components' : pkg.kind === 'guide' ? 'sections' : 'items' }}</span>
<div class="mt-4 flex items-center gap-2 font-mono text-[11px] text-(--fg-subtle)">
<span>v{{ pkg.version }}</span>
<span class="text-(--border-strong)">·</span>
<span class="tabular-nums">{{ countEntries(pkg) }} {{ pkg.kind === 'components' ? 'components' : pkg.kind === 'guide' ? 'sections' : 'items' }}</span>
</div>
</NuxtLink>
</div>
+24 -3
View File
@@ -85,9 +85,30 @@ export default defineNuxtModule({
filename: 'docs-metadata.ts',
write: true,
getContents: () => {
// No indentation (smaller module) and no `as const` — a multi-MB literal
// type is pathological for tsc, and consumers cast to DocsMetadata anyway.
return `export default ${JSON.stringify(metadata)};`;
// Base64-encode the payload (same trick as the Nitro virtual below):
// build-time text replacements rewrite tokens like `import.meta.client`
// → `true` even inside string literals, because esbuild re-emits
// strings with escapes normalized before the replacement plugins run —
// so code snippets in examples/demo sources can only reach the page
// verbatim if the module text never contains them. Decoded once at
// module init; works in the browser, Vue SSR, and prerender.
const encoded = Buffer.from(JSON.stringify(metadata), 'utf8').toString('base64');
return `
function decodePayload(encoded: string): string {
const globalBuffer = (globalThis as { Buffer?: { from: (input: string, encoding: string) => { toString: (encoding: string) => string } } }).Buffer;
if (globalBuffer)
return globalBuffer.from(encoded, 'base64').toString('utf8');
const binary = atob(encoded);
const bytes = Uint8Array.from(binary, character => character.charCodeAt(0));
return new TextDecoder().decode(bytes);
}
export default JSON.parse(decodePayload(${JSON.stringify(encoded)}));
`;
},
});
+5 -4
View File
@@ -50,8 +50,9 @@ export default defineNuxtConfig({
fonts: {
families: [
{ name: 'Inter', provider: 'google', weights: [400, 500, 600, 700] },
{ name: 'JetBrains Mono', provider: 'google', weights: [400, 500] },
{ name: 'IBM Plex Sans', provider: 'google', weights: [400, 500, 600, 700] },
{ name: 'IBM Plex Mono', provider: 'google', weights: [400, 500, 600] },
{ name: 'Bricolage Grotesque', provider: 'google', weights: [600, 700, 800] },
],
},
@@ -62,8 +63,8 @@ export default defineNuxtConfig({
meta: [
{ name: 'description', content: 'Auto-generated documentation for the @robonen/tools monorepo' },
{ name: 'viewport', content: 'width=device-width, initial-scale=1' },
{ name: 'theme-color', content: '#ffffff', media: '(prefers-color-scheme: light)' },
{ name: 'theme-color', content: '#0a0a0a', media: '(prefers-color-scheme: dark)' },
{ name: 'theme-color', content: '#faf8f3', media: '(prefers-color-scheme: light)' },
{ name: 'theme-color', content: '#161310', media: '(prefers-color-scheme: dark)' },
],
htmlAttrs: {
lang: 'en',
@@ -17,6 +17,7 @@ export * from './useImage';
export * from './useLocalFonts';
export * from './useMediaQuery';
export * from './useObjectUrl';
export * from './useOtpCredentials';
export * from './usePermission';
export * from './usePreferredColorScheme';
export * from './usePreferredContrast';
@@ -0,0 +1,104 @@
<script setup lang="ts">
import { computed, ref } from 'vue';
import { useOtpCredentials } from './index';
const { isSupported, code, isReceiving, receive, abort, onReceive, onError } = useOtpCredentials();
// A local, dismissible presentation error: the composable only clears its own
// `error` when a new request starts, so we mirror it here and clear it whenever
// the user takes over manually — otherwise a single failed read would pin the
// status indicator permanently.
const hint = ref<string | null>(null);
onError(() => { hint.value = 'Couldnt read the code automatically — enter it manually.'; });
onReceive(() => { hint.value = null; });
const status = computed(() => {
if (hint.value)
return { label: hint.value, tone: 'error' as const };
if (isReceiving.value)
return { label: 'Waiting for the SMS code…', tone: 'pending' as const };
if (code.value)
return { label: 'Code received', tone: 'ok' as const };
return { label: 'Idle', tone: 'idle' as const };
});
function listen() {
hint.value = null;
receive();
}
function onInput(event: Event) {
hint.value = null;
code.value = (event.target as HTMLInputElement).value;
}
// WebOTP only works on a device that can receive the SMS (Chrome Android), so
// on desktop we let you simulate the auto-fill the API would normally perform.
function simulate() {
hint.value = null;
code.value = Array.from({ length: 6 }, () => Math.floor(Math.random() * 10)).join('');
}
</script>
<template>
<div class="flex w-full max-w-sm flex-col gap-4">
<div class="flex items-center justify-between gap-2">
<span class="text-xs font-medium uppercase tracking-wide text-(--fg-subtle)">WebOTP</span>
<span
class="rounded-full px-2 py-0.5 text-xs font-medium"
:class="isSupported
? 'bg-emerald-500/10 text-emerald-600 dark:text-emerald-400'
: 'bg-amber-500/10 text-amber-600 dark:text-amber-400'"
>
{{ isSupported ? 'supported' : 'unsupported' }}
</span>
</div>
<input
:value="code ?? ''"
type="text"
inputmode="numeric"
autocomplete="one-time-code"
maxlength="6"
placeholder="••••••"
class="w-full rounded-xl border border-(--border) bg-(--bg-inset) px-4 py-3 text-center font-mono text-2xl tracking-[0.4em] tabular-nums text-(--fg) outline-none transition focus:border-(--accent)"
@input="onInput"
>
<div class="flex gap-2">
<button
v-if="!isReceiving"
class="inline-flex flex-1 items-center justify-center gap-1.5 rounded-lg bg-(--accent) px-3 py-1.5 text-sm font-medium text-(--accent-fg) transition hover:bg-(--accent-hover) active:scale-[0.98] cursor-pointer"
@click="listen"
>
Listen for code
</button>
<button
v-else
class="inline-flex flex-1 items-center justify-center gap-1.5 rounded-lg border border-(--border) px-3 py-1.5 text-sm font-medium text-(--fg-muted) transition hover:border-(--border-strong) active:scale-[0.98] cursor-pointer"
@click="abort()"
>
Cancel
</button>
<button
class="inline-flex items-center justify-center rounded-lg border border-(--border) px-3 py-1.5 text-sm font-medium text-(--fg-muted) transition hover:border-(--border-strong) active:scale-[0.98] cursor-pointer"
@click="simulate"
>
Simulate
</button>
</div>
<div class="flex items-center gap-2 text-sm">
<span
class="size-2 rounded-full"
:class="{
'bg-(--fg-subtle)': status.tone === 'idle',
'animate-pulse bg-amber-500': status.tone === 'pending',
'bg-emerald-500': status.tone === 'ok',
'bg-red-500': status.tone === 'error',
}"
/>
<span class="text-(--fg-muted)">{{ status.label }}</span>
</div>
</div>
</template>
@@ -0,0 +1,308 @@
import { afterEach, describe, expect, it, vi } from 'vitest';
import { effectScope, nextTick } from 'vue';
import { useOtpCredentials } from '.';
/**
* Build a fake `window`/`navigator` pair exposing the WebOTP surface. `get`
* resolves with an `{ code }` credential by default; tests can override it to
* reject (e.g. an AbortError) or hang.
*/
function createOtpEnv(get = vi.fn(async (_options?: CredentialRequestOptions) => ({ code: '123456' }))) {
const window = { OTPCredential: class {} } as unknown as Window & typeof globalThis;
const navigator = { credentials: { get } } as unknown as Navigator;
return { window, navigator, get };
}
/**
* A fake `get` that never resolves on its own — it rejects with an AbortError
* the moment its signal aborts (or immediately if already aborted), mirroring
* how a real `navigator.credentials.get` reacts to abortion.
*/
function abortableGet() {
return vi.fn((options?: CredentialRequestOptions) =>
new Promise<{ code: string }>((_resolve, reject) => {
const signal = options!.signal!;
const fail = (): void => reject(new DOMException('aborted', 'AbortError'));
if (signal.aborted)
fail();
else
signal.addEventListener('abort', fail);
}),
);
}
function withScope<T>(fn: () => T): { result: T; stop: () => void } {
const scope = effectScope();
let result!: T;
scope.run(() => {
result = fn();
});
return { result, stop: () => scope.stop() };
}
describe(useOtpCredentials, () => {
afterEach(() => {
vi.restoreAllMocks();
});
it('reports supported when OTPCredential and navigator.credentials exist', () => {
const { window, navigator } = createOtpEnv();
const { result, stop } = withScope(() => useOtpCredentials({ window, navigator }));
expect(result.isSupported.value).toBeTruthy();
stop();
});
it('reports unsupported when OTPCredential is absent', () => {
const window = {} as unknown as Window & typeof globalThis;
const navigator = { credentials: { get: vi.fn() } } as unknown as Navigator;
const { result, stop } = withScope(() => useOtpCredentials({ window, navigator }));
expect(result.isSupported.value).toBeFalsy();
stop();
});
it('is SSR-safe and a no-op when window/navigator are undefined', async () => {
const { result, stop } = withScope(() =>
useOtpCredentials({
window: undefined as unknown as Window,
navigator: undefined as unknown as Navigator,
}),
);
expect(result.isSupported.value).toBeFalsy();
await expect(result.receive()).resolves.toBeUndefined();
expect(result.code.value).toBeNull();
stop();
});
it('defaults code to null and isReceiving to false', () => {
const { window, navigator } = createOtpEnv();
const { result, stop } = withScope(() => useOtpCredentials({ window, navigator }));
expect(result.code.value).toBeNull();
expect(result.isReceiving.value).toBeFalsy();
expect(result.error.value).toBeNull();
stop();
});
it('resolves with the code, updates code, and clears isReceiving', async () => {
const { window, navigator, get } = createOtpEnv();
const { result, stop } = withScope(() => useOtpCredentials({ window, navigator }));
const received = await result.receive();
expect(get).toHaveBeenCalledTimes(1);
expect(received).toBe('123456');
expect(result.code.value).toBe('123456');
expect(result.isReceiving.value).toBeFalsy();
stop();
});
it('requests the sms transport by default and forwards an abort signal', async () => {
const { window, navigator, get } = createOtpEnv();
const { result, stop } = withScope(() => useOtpCredentials({ window, navigator }));
await result.receive();
const passed = get.mock.calls[0]![0]!;
expect(passed.otp).toEqual({ transport: ['sms'] });
expect(passed.signal).toBeInstanceOf(AbortSignal);
stop();
});
it('honors a per-call transport override', async () => {
const { window, navigator, get } = createOtpEnv();
const { result, stop } = withScope(() => useOtpCredentials({ window, navigator, transport: ['sms'] }));
await result.receive({ transport: [] as unknown as OTPTransportType[] });
expect(get.mock.calls[0]![0]!.otp).toEqual({ transport: [] });
stop();
});
it('fires onReceive listeners and the option callback with the code', async () => {
const callback = vi.fn();
const listener = vi.fn();
const { window, navigator } = createOtpEnv();
const { result, stop } = withScope(() => useOtpCredentials({ window, navigator, onReceive: callback }));
result.onReceive(listener);
await result.receive();
expect(callback).toHaveBeenCalledWith('123456');
expect(listener).toHaveBeenCalledWith('123456');
stop();
});
it('swallows AbortError without setting error or code', async () => {
const get = vi.fn(async () => {
throw new DOMException('aborted', 'AbortError');
});
const { window, navigator } = createOtpEnv(get);
const { result, stop } = withScope(() => useOtpCredentials({ window, navigator }));
await expect(result.receive()).resolves.toBeUndefined();
expect(result.error.value).toBeNull();
expect(result.code.value).toBeNull();
expect(result.isReceiving.value).toBeFalsy();
stop();
});
it('surfaces non-abort errors via error ref, onError hook, and the callback', async () => {
const failure = new Error('boom');
const get = vi.fn(async () => {
throw failure;
});
const callback = vi.fn();
const listener = vi.fn();
const { window, navigator } = createOtpEnv(get);
const { result, stop } = withScope(() => useOtpCredentials({ window, navigator, onError: callback }));
result.onError(listener);
await expect(result.receive()).resolves.toBeUndefined();
expect(result.error.value).toBe(failure);
expect(callback).toHaveBeenCalledWith(failure);
expect(listener).toHaveBeenCalledWith(failure);
stop();
});
it('aborts the previous in-flight request when receive() is called again', async () => {
const signals: AbortSignal[] = [];
const get = vi.fn((options?: CredentialRequestOptions) =>
new Promise<{ code: string }>((resolve, reject) => {
const signal = options!.signal!;
signals.push(signal);
signal.addEventListener('abort', () => reject(new DOMException('aborted', 'AbortError')));
// The second call resolves so the test can await a settled value.
if (signals.length === 2)
resolve({ code: '654321' });
}),
);
const { window, navigator } = createOtpEnv(get as never);
const { result, stop } = withScope(() => useOtpCredentials({ window, navigator }));
const first = result.receive();
const second = result.receive();
await expect(first).resolves.toBeUndefined();
await expect(second).resolves.toBe('654321');
expect(signals[0]!.aborted).toBeTruthy();
expect(result.code.value).toBe('654321');
expect(result.isReceiving.value).toBeFalsy();
stop();
});
it('does not let a superseded request that resolves late clobber the newer result', async () => {
// A signal-unaware `get` (e.g. a polyfill, or an SMS landing as the abort
// propagates): it resolves only when the test says so, ignoring abort.
const resolvers: Array<(value: { code: string }) => void> = [];
const get = vi.fn(() => new Promise<{ code: string }>((resolve) => {
resolvers.push(resolve);
}));
const onReceiveSpy = vi.fn();
const { window, navigator } = createOtpEnv(get as never);
const { result, stop } = withScope(() => useOtpCredentials({ window, navigator }));
result.onReceive(onReceiveSpy);
const first = result.receive(); // #1 -> resolvers[0]
const second = result.receive(); // #2 supersedes #1 -> resolvers[1]
// The current request (#2) resolves first with the fresh code.
resolvers[1]!({ code: 'FRESH2' });
await expect(second).resolves.toBe('FRESH2');
// The superseded request (#1) resolves LATE with a stale code — it must be
// ignored: no clobber of `code`, no onReceive with the stale value.
resolvers[0]!({ code: 'STALE1' });
await expect(first).resolves.toBeUndefined();
await Promise.resolve();
expect(result.code.value).toBe('FRESH2');
expect(onReceiveSpy).toHaveBeenCalledTimes(1);
expect(onReceiveSpy).toHaveBeenCalledWith('FRESH2');
stop();
});
it('keeps isReceiving true while a superseded request settles and a newer one is still in flight', async () => {
const { window, navigator } = createOtpEnv(abortableGet() as never);
const { result, stop } = withScope(() => useOtpCredentials({ window, navigator }));
const first = result.receive(); // A: pending
void result.receive(); // B: supersedes A (aborts it), still pending
await expect(first).resolves.toBeUndefined(); // A's AbortError swallowed
await Promise.resolve(); // let A's finally microtask run
// A is superseded, so its teardown must NOT clear B's in-flight flag.
expect(result.isReceiving.value).toBeTruthy();
result.abort();
expect(result.isReceiving.value).toBeFalsy();
stop();
});
it('clears a previous error after a successful receive', async () => {
const failure = new Error('boom');
const get = vi.fn()
.mockRejectedValueOnce(failure)
.mockResolvedValueOnce({ code: '123456' });
const { window, navigator } = createOtpEnv(get as never);
const { result, stop } = withScope(() => useOtpCredentials({ window, navigator }));
await result.receive();
expect(result.error.value).toBe(failure);
const received = await result.receive();
expect(received).toBe('123456');
expect(result.error.value).toBeNull();
expect(result.code.value).toBe('123456');
stop();
});
it('abort() cancels the in-flight request and clears isReceiving', async () => {
const { window, navigator } = createOtpEnv(abortableGet() as never);
const { result, stop } = withScope(() => useOtpCredentials({ window, navigator }));
const pending = result.receive();
expect(result.isReceiving.value).toBeTruthy();
result.abort();
expect(result.isReceiving.value).toBeFalsy();
await expect(pending).resolves.toBeUndefined();
stop();
});
it('aborts when an already-aborted external signal is supplied', async () => {
const { window, navigator } = createOtpEnv(abortableGet() as never);
const { result, stop } = withScope(() => useOtpCredentials({ window, navigator }));
const controller = new AbortController();
controller.abort();
await expect(result.receive({ signal: controller.signal })).resolves.toBeUndefined();
expect(result.error.value).toBeNull();
stop();
});
it('aborts the request when the surrounding scope is disposed', async () => {
const { window, navigator } = createOtpEnv(abortableGet() as never);
const { result, stop } = withScope(() => useOtpCredentials({ window, navigator }));
const pending = result.receive();
stop();
await expect(pending).resolves.toBeUndefined();
});
it('starts listening immediately when immediate is true', async () => {
const { window, navigator, get } = createOtpEnv();
const { result, stop } = withScope(() => useOtpCredentials({ window, navigator, immediate: true }));
await nextTick();
expect(get).toHaveBeenCalledTimes(1);
// Allow the microtask chain from the immediate receive() to settle.
await Promise.resolve();
expect(result.code.value).toBe('123456');
stop();
});
});
@@ -0,0 +1,281 @@
import { shallowReadonly, shallowRef } from 'vue';
import type { ComputedRef, ShallowRef } from 'vue';
import { noop } from '@robonen/stdlib';
import { defaultNavigator, defaultWindow } from '@/types';
import type { ConfigurableNavigator, ConfigurableWindow } from '@/types';
import { useSupported } from '@/composables/utilities/useSupported';
import { tryOnScopeDispose } from '@/composables/lifecycle/tryOnScopeDispose';
import { createEventHook } from '@/composables/utilities/createEventHook';
import type { EventHookOn } from '@/composables/utilities/createEventHook';
/**
* Per-call overrides for {@link UseOtpCredentialsReturn.receive}.
*/
export interface OtpCredentialsRequestOptions {
/**
* Transports the OTP may be delivered over. Currently only `'sms'` is
* specified by the WebOTP API.
*
* @default the composable-level `transport` option (`['sms']`)
*/
transport?: OTPTransportType[];
/**
* An external `AbortSignal` merged with the composable's own controller, so
* the request is aborted when either fires (e.g. pair with
* `AbortSignal.timeout(30_000)` to give up after 30s).
*
* @see https://developer.mozilla.org/en-US/docs/Web/API/AbortSignal
*/
signal?: AbortSignal;
}
export interface UseOtpCredentialsOptions extends ConfigurableWindow, ConfigurableNavigator {
/**
* Transports the OTP may be delivered over. Currently only `'sms'` is
* specified by the WebOTP API.
*
* @default ['sms']
*/
transport?: OTPTransportType[];
/**
* Begin listening for an OTP immediately (on the client). The request is a
* no-op during SSR or when the API is unsupported.
*
* @default false
*/
immediate?: boolean;
/**
* An external `AbortSignal` merged with the composable's own controller for
* every `receive()` call.
*/
signal?: AbortSignal;
/**
* Called with the OTP code whenever one is received. Equivalent to
* registering a listener via the returned `onReceive`.
*
* @default () => {}
*/
onReceive?: (code: string) => void;
/**
* Called when a request fails for a reason other than abort. Equivalent to
* registering a listener via the returned `onError`.
*
* @default () => {}
*/
onError?: (error: unknown) => void;
}
export interface UseOtpCredentialsReturn {
/**
* Whether the [WebOTP API](https://developer.mozilla.org/en-US/docs/Web/API/WebOTP_API) is supported.
*/
isSupported: ComputedRef<boolean>;
/**
* The most recently received OTP code, or `null` before the first one
* arrives. Writable so consumers can clear it.
*/
code: ShallowRef<string | null>;
/**
* Whether a request is currently in flight (waiting for the user to deliver
* the OTP).
*/
isReceiving: Readonly<ShallowRef<boolean>>;
/**
* The last non-abort error, or `null`. Aborts are part of normal lifecycle
* and are never surfaced here.
*/
error: Readonly<ShallowRef<unknown>>;
/**
* Start listening for an OTP. Resolves with the received code, or
* `undefined` when the request is aborted, errors, or the API is
* unsupported. Only one request can be active at a time — calling `receive`
* again aborts the previous one. Never rejects; failures surface via
* `error` / `onError`.
*/
receive: (overrideOptions?: OtpCredentialsRequestOptions) => Promise<string | undefined>;
/**
* Abort the in-flight request, if any.
*/
abort: () => void;
/**
* Register a listener fired with the code each time an OTP is received.
*/
onReceive: EventHookOn<string>;
/**
* Register a listener fired with the error when a request fails (non-abort).
*/
onError: EventHookOn<unknown>;
}
const DEFAULT_TRANSPORT: OTPTransportType[] = ['sms'];
/**
* @name useOtpCredentials
* @category Browser
* @description Reactive, SSR-safe wrapper around the [WebOTP API](https://developer.mozilla.org/en-US/docs/Web/API/WebOTP_API)
* (`navigator.credentials.get({ otp })`) for auto-reading one-time passwords
* delivered by SMS. Exposes the received `code`, in-flight/error state,
* `receive()`/`abort()` controls, and `onReceive`/`onError` hooks. Pairs with
* an `<input autocomplete="one-time-code">`.
*
* @param {UseOtpCredentialsOptions} [options={}] Options (`transport`, `immediate`, `signal`, `onReceive`, `onError`, custom `window`/`navigator`)
* @returns {UseOtpCredentialsReturn} `{ isSupported, code, isReceiving, error, receive, abort, onReceive, onError }`
*
* @example
* const { isSupported, code, receive } = useOtpCredentials();
* if (isSupported.value) {
* const otp = await receive();
* if (otp)
* form.code = otp;
* }
*
* @example
* // Start listening on mount and react via the hook
* const { onReceive } = useOtpCredentials({ immediate: true });
* onReceive((code) => { form.code = code; });
*
* @example
* // Give up after 30 seconds via an external signal
* const { receive } = useOtpCredentials();
* receive({ signal: AbortSignal.timeout(30_000) });
*
* @since 0.0.15
*/
export function useOtpCredentials(options: UseOtpCredentialsOptions = {}): UseOtpCredentialsReturn {
const {
window = defaultWindow,
navigator = defaultNavigator,
transport = DEFAULT_TRANSPORT,
immediate = false,
signal: defaultSignal,
onReceive: onReceiveCallback = noop,
onError: onErrorCallback = noop,
} = options;
const isSupported = useSupported(() =>
!!window
&& 'OTPCredential' in window
&& !!navigator
&& 'credentials' in navigator,
);
const code = shallowRef<string | null>(null);
const isReceiving = shallowRef(false);
const error = shallowRef<unknown>(null);
const { on: onReceive, trigger: receiveTrigger } = createEventHook<string>();
const { on: onError, trigger: errorTrigger } = createEventHook<unknown>();
if (onReceiveCallback !== noop)
onReceive(onReceiveCallback);
if (onErrorCallback !== noop)
onError(onErrorCallback);
// Only one WebOTP request may be in flight at a time. We keep the active
// controller so a new receive() (or abort()) can cancel the previous one.
let controller: AbortController | null = null;
function abort(): void {
controller?.abort();
controller = null;
isReceiving.value = false;
}
async function receive(overrideOptions: OtpCredentialsRequestOptions = {}): Promise<string | undefined> {
if (!isSupported.value || !navigator)
return undefined;
// Cancel any previous request before starting a new one.
controller?.abort();
const ownController = new AbortController();
controller = ownController;
// Merge an external signal: abort our controller when it fires.
const externalSignal = overrideOptions.signal ?? defaultSignal;
let unlinkExternal = noop;
if (externalSignal) {
if (externalSignal.aborted) {
ownController.abort();
}
else {
const onExternalAbort = (): void => ownController.abort();
externalSignal.addEventListener('abort', onExternalAbort, { once: true });
unlinkExternal = () => externalSignal.removeEventListener('abort', onExternalAbort);
}
}
error.value = null;
isReceiving.value = true;
// A request is "current" only while it still owns the shared controller. A
// newer receive() or an abort() replaces/clears it, after which this
// request must neither commit its result nor tear down shared state — so a
// superseded or late-resolving request can never clobber a fresher one.
const isCurrent = (): boolean => controller === ownController;
try {
const credential = await navigator.credentials.get({
otp: { transport: overrideOptions.transport ?? transport },
signal: ownController.signal,
}) as OTPCredential | null;
const received = credential?.code;
if (!received || !isCurrent())
return undefined;
code.value = received;
receiveTrigger(received);
return received;
}
catch (err) {
// Aborts are part of normal lifecycle (unmount, re-request, timeout) —
// swallow them rather than surfacing as errors. A superseded request's
// error is likewise stale and must not overwrite the live one's state.
if (!isCurrent() || (err instanceof DOMException && err.name === 'AbortError'))
return undefined;
error.value = err;
errorTrigger(err);
return undefined;
}
finally {
unlinkExternal();
// Only the latest request owns the shared state.
if (isCurrent()) {
controller = null;
isReceiving.value = false;
}
}
}
if (immediate)
receive();
tryOnScopeDispose(abort);
return {
isSupported,
code,
isReceiving: shallowReadonly(isReceiving),
error: shallowReadonly(error),
receive,
abort,
onReceive,
onError,
};
}
@@ -1,3 +1,4 @@
export * from './useCookie';
export * from './useLocalStorage';
export * from './useSessionStorage';
export * from './useStorage';
@@ -0,0 +1,98 @@
<script setup lang="ts">
import { computed, ref, watchEffect } from 'vue';
import { useCookie } from './index';
// One reactive cookie for the consent preferences. In browsers with the
// Cookie Store API changes from other tabs (and even server Set-Cookie
// responses) sync automatically; elsewhere writes still sync between
// components on this page.
const { state: consent, isReady } = useCookie('demo:consent', {
analytics: false,
marketing: false,
}, { maxAge: 60 * 60 * 24 });
// A second instance bound to the same cookie — flips in sync with the first.
// writeDefaults is off so this read-only mirror never races the first
// instance's attributes (it has no maxAge of its own).
const { state: mirror } = useCookie('demo:consent', {
analytics: false,
marketing: false,
}, { writeDefaults: false });
const categories = [
{ key: 'analytics', label: 'Analytics', hint: 'Usage metrics' },
{ key: 'marketing', label: 'Marketing', hint: 'Personalized ads' },
] as const;
function toggle(key: (typeof categories)[number]['key']) {
consent.value = { ...consent.value, [key]: !consent.value[key] };
}
const supportsCookieStore = typeof window !== 'undefined' && 'cookieStore' in window;
// Show the raw cookie as the browser stores it.
const rawCookie = ref('');
watchEffect(() => {
void consent.value;
void mirror.value;
if (typeof document !== 'undefined')
rawCookie.value = document.cookie.split('; ').find(part => part.startsWith('demo%3Aconsent=')) ?? '(no cookie)';
});
const accepted = computed(() => Object.values(consent.value).filter(Boolean).length);
</script>
<template>
<div class="w-full max-w-sm flex flex-col gap-4">
<div class="flex items-center justify-between">
<span class="text-xs font-medium uppercase tracking-wide text-(--fg-subtle)">Cookie consent</span>
<span class="inline-flex items-center gap-1.5 rounded-md border border-(--border) bg-(--bg-inset) px-2 py-0.5 text-xs font-medium text-(--fg-muted)">
<span class="h-1.5 w-1.5 rounded-full" :class="isReady ? 'bg-emerald-500' : 'bg-(--fg-subtle) animate-pulse'" />
{{ supportsCookieStore ? 'Cookie Store API' : 'document.cookie' }}
</span>
</div>
<div class="rounded-xl border border-(--border) bg-(--bg-elevated) p-4 flex flex-col gap-3">
<button
v-for="category in categories"
:key="category.key"
type="button"
class="flex items-center justify-between gap-3 rounded-lg border px-3 py-2 text-left transition active:scale-[0.99] cursor-pointer"
:class="consent[category.key]
? 'border-transparent bg-(--accent)/10'
: 'border-(--border) bg-(--bg-inset) hover:border-(--border-strong)'"
@click="toggle(category.key)"
>
<span class="flex flex-col">
<span class="text-sm font-medium text-(--fg)">{{ category.label }}</span>
<span class="text-xs text-(--fg-subtle)">{{ category.hint }}</span>
</span>
<span
class="relative h-5 w-9 shrink-0 rounded-full transition"
:class="consent[category.key] ? 'bg-(--accent)' : 'bg-(--border-strong)'"
>
<span
class="absolute top-0.5 h-4 w-4 rounded-full bg-white shadow transition-all"
:class="consent[category.key] ? 'left-4.5' : 'left-0.5'"
/>
</span>
</button>
</div>
<div class="rounded-lg border border-(--border) bg-(--bg-inset) p-3 flex flex-col gap-2 font-mono text-xs text-(--fg)">
<div class="flex items-center justify-between">
<span class="text-(--fg-subtle)">second instance</span>
<span>{{ accepted }}/{{ categories.length }} accepted · {{ JSON.stringify(mirror) }}</span>
</div>
<div class="truncate text-(--fg-muted)" :title="rawCookie">
{{ rawCookie }}
</div>
</div>
<p class="text-xs text-(--fg-subtle)">
Both cards bind to the same cookie (24h Max-Age) toggling one updates the other through cookie change events.
</p>
</div>
</template>
@@ -0,0 +1,738 @@
import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest';
import { effectScope, nextTick, ref } from 'vue';
import { useCookie } from '.';
import type { CookieStorageLike } from '.';
function flushWrites() {
return new Promise(resolve => setTimeout(resolve, 0));
}
function rawCookie(name: string): string | null {
const pair = document.cookie.split('; ').find(part => part.startsWith(`${name}=`));
return pair ? pair.slice(name.length + 1) : null;
}
/**
* Minimal in-memory `document` for asserting the exact strings assigned to
* `document.cookie` (jsdom normalizes attributes away on read-back).
*/
function createFakeDocument() {
const jar = new Map<string, string>();
const writes: string[] = [];
return {
writes,
document: {
get cookie() {
return [...jar].map(([name, value]) => `${name}=${value}`).join('; ');
},
set cookie(input: string) {
writes.push(input);
const [pair = ''] = input.split(';');
const separator = pair.indexOf('=');
const name = pair.slice(0, separator);
const value = pair.slice(separator + 1);
if (/Max-Age=(?:0|-\d+)/i.test(input))
jar.delete(name);
else
jar.set(name, value);
},
} as unknown as Document,
};
}
/**
* Minimal Cookie Store API fake: same `get`/`set`/`delete` surface, fires the
* `change` event as a macrotask after each commit (like real browsers).
*/
class FakeCookieStore extends EventTarget {
jar = new Map<string, string>();
setCalls: CookieInit[] = [];
deleteCalls: CookieStoreDeleteOptions[] = [];
async get(name: string): Promise<CookieListItem | null> {
return this.jar.has(name) ? { name, value: this.jar.get(name)! } : null;
}
async set(init: CookieInit): Promise<void> {
this.setCalls.push(init);
this.jar.set(init.name, init.value);
setTimeout(() => this.fireChange([{ name: init.name, value: init.value }], []), 0);
}
async delete(options: CookieStoreDeleteOptions): Promise<void> {
this.deleteCalls.push(options);
this.jar.delete(options.name);
setTimeout(() => this.fireChange([], [{ name: options.name }]), 0);
}
fireChange(changed: CookieListItem[], deleted: CookieListItem[]) {
this.dispatchEvent(Object.assign(new Event('change'), { changed, deleted }));
}
}
function createCookieStoreWindow() {
const cookieStore = new FakeCookieStore();
const fakeWindow = Object.create(globalThis) as Window;
Object.defineProperty(fakeWindow, 'cookieStore', { value: cookieStore });
return { cookieStore, window: fakeWindow };
}
describe(useCookie, () => {
describe('document.cookie fallback', () => {
// --- Basic read/write ---
it('reads an existing cookie synchronously and is ready immediately', () => {
document.cookie = 'uc-read=stored; Path=/';
const { state, isReady } = useCookie('uc-read', 'default');
expect(state.value).toBe('stored');
expect(isReady.value).toBeTruthy();
});
it('is awaitable and resolves with the shell', async () => {
document.cookie = 'uc-await=stored; Path=/';
const { state, isReady } = await useCookie('uc-await', 'default');
expect(state.value).toBe('stored');
expect(isReady.value).toBeTruthy();
});
it('writes the cookie on state change', async () => {
const { state } = useCookie<string>('uc-write', 'initial');
state.value = 'updated';
await nextTick();
await flushWrites();
expect(rawCookie('uc-write')).toBe('updated');
});
it('deletes the cookie when state is set to null', async () => {
document.cookie = 'uc-del=exists; Path=/';
const { state } = useCookie<string | null>('uc-del', 'default');
state.value = null;
await nextTick();
await flushWrites();
expect(rawCookie('uc-del')).toBeNull();
});
// --- writeDefaults ---
it('persists the default when the cookie does not exist', async () => {
useCookie('uc-defaults', 'fallback');
await flushWrites();
expect(rawCookie('uc-defaults')).toBe('fallback');
});
it('does not persist the default when writeDefaults is false', async () => {
useCookie('uc-no-defaults', 'fallback', { writeDefaults: false });
await flushWrites();
expect(rawCookie('uc-no-defaults')).toBeNull();
});
// --- Serialization & encoding ---
it('round-trips objects through encoding', async () => {
const { state } = useCookie('uc-obj', { theme: 'dark', items: [1, 2] });
state.value = { theme: 'light', items: [3] };
await nextTick();
await flushWrites();
const { state: other } = useCookie('uc-obj', { theme: 'none', items: [] as number[] });
expect(other.value).toEqual({ theme: 'light', items: [3] });
});
it('percent-encodes values that cookies cannot contain', async () => {
const { state } = useCookie<string>('uc-enc', '');
state.value = 'a;b c';
await nextTick();
await flushWrites();
expect(rawCookie('uc-enc')).toBe('a%3Bb%20c');
});
it('encodes the cookie name', async () => {
const { state } = useCookie<string>('uc enc name', '');
state.value = 'v';
await nextTick();
await flushWrites();
expect(rawCookie('uc%20enc%20name')).toBe('v');
});
it('uses a custom serializer', async () => {
document.cookie = 'uc-ser=1,2,3; Path=/';
const serializer = {
read: (v: string) => v.split(',').map(Number),
write: (v: number[]) => v.join(','),
};
const { state } = useCookie('uc-ser', [0], { serializer });
expect(state.value).toEqual([1, 2, 3]);
state.value = [4, 5];
await nextTick();
await flushWrites();
// The comma is percent-encoded at the cookie layer, below the serializer.
expect(rawCookie('uc-ser')).toBe('4%2C5');
const { state: other } = useCookie('uc-ser', [0], { serializer });
expect(other.value).toEqual([4, 5]);
});
// --- Merge defaults ---
it('merges defaults with the stored value', () => {
document.cookie = `uc-merge=${encodeURIComponent(JSON.stringify({ hello: 'stored' }))}; Path=/`;
const { state } = useCookie('uc-merge', { hello: 'default', greeting: 'hi' }, { mergeDefaults: true });
expect(state.value).toEqual({ hello: 'stored', greeting: 'hi' });
});
// --- Attributes ---
it('applies cookie attributes to every write', async () => {
const { writes, document: fakeDocument } = createFakeDocument();
const { state } = useCookie<string>('uc-attrs', 'v', {
document: fakeDocument,
path: '/app',
domain: 'example.com',
maxAge: 3600,
secure: true,
sameSite: 'strict',
});
await flushWrites();
state.value = 'next';
await nextTick();
await flushWrites();
expect(writes).toHaveLength(2);
for (const write of writes)
expect(write).toContain('Path=/app; Domain=example.com; SameSite=Strict; Max-Age=3600; Secure');
});
it('repeats identity attributes when deleting', async () => {
const { writes, document: fakeDocument } = createFakeDocument();
const { state } = useCookie<string | null>('uc-del-attrs', 'v', {
document: fakeDocument,
path: '/app',
});
await flushWrites();
state.value = null;
await nextTick();
await flushWrites();
expect(writes.at(-1)).toContain('uc-del-attrs=; Path=/app');
expect(writes.at(-1)).toContain('Max-Age=0');
});
it('reports invalid attribute combinations through onError', async () => {
const onError = vi.fn();
const { state } = useCookie<string>('uc-invalid', 'v', {
sameSite: 'none',
secure: false,
writeDefaults: false,
onError,
});
state.value = 'next';
await nextTick();
await flushWrites();
expect(onError).toHaveBeenCalledOnce();
expect(rawCookie('uc-invalid')).toBeNull();
});
// --- Multi-instance sync (BroadcastChannel ping + local re-read) ---
it('syncs two instances through BroadcastChannel', async () => {
const writer = useCookie<string>('uc-sync', 'initial');
const reader = useCookie<string>('uc-sync', 'initial');
writer.state.value = 'from-writer';
await nextTick();
// Channel delivery is a task — give it two macrotask turns
await flushWrites();
await flushWrites();
await nextTick();
expect(reader.state.value).toBe('from-writer');
});
it('syncs two instances through the CustomEvent fallback without BroadcastChannel', async () => {
vi.stubGlobal('BroadcastChannel', undefined);
try {
const writer = useCookie<string>('uc-sync-ce', 'initial');
const reader = useCookie<string>('uc-sync-ce', 'initial');
writer.state.value = 'from-writer';
await nextTick();
await flushWrites();
await nextTick();
expect(reader.state.value).toBe('from-writer');
}
finally {
vi.unstubAllGlobals();
}
});
it('does not echo a write back into its own instance', async () => {
const { state } = useCookie<string>('uc-echo', 'initial');
state.value = 'next';
await nextTick();
await flushWrites();
await nextTick();
await flushWrites();
expect(state.value).toBe('next');
expect(rawCookie('uc-echo')).toBe('next');
});
// --- Reactive name ---
it('re-reads when the reactive name changes', async () => {
document.cookie = 'uc-name-a=value-a; Path=/';
document.cookie = 'uc-name-b=value-b; Path=/';
const nameRef = ref('uc-name-a');
const { state } = useCookie<string>(nameRef, 'default');
expect(state.value).toBe('value-a');
nameRef.value = 'uc-name-b';
await nextTick();
await flushWrites();
expect(state.value).toBe('value-b');
expect(rawCookie('uc-name-a')).toBe('value-a');
});
// --- eventFilter ---
it('applies the event filter to writes', async () => {
let captured: (() => void) | undefined;
const { state } = useCookie<string>('uc-filter', 'initial', {
eventFilter: (invoke) => { captured = invoke; },
writeDefaults: false,
});
state.value = 'filtered';
await nextTick();
await flushWrites();
expect(rawCookie('uc-filter')).toBeNull();
expect(captured).toBeDefined();
captured!();
await flushWrites();
expect(rawCookie('uc-filter')).toBe('filtered');
});
// --- Error handling ---
it('falls back to defaults and reports through onError when deserialization fails', () => {
document.cookie = 'uc-bad=not-json; Path=/';
const onError = vi.fn();
const { state } = useCookie('uc-bad', { ok: true }, { onError });
expect(onError).toHaveBeenCalledOnce();
expect(state.value).toEqual({ ok: true });
});
});
describe('cookie Store API', () => {
let cookieStore: FakeCookieStore;
let storeWindow: Window;
beforeEach(() => {
({ cookieStore, window: storeWindow } = createCookieStoreWindow());
});
afterEach(() => {
vi.restoreAllMocks();
});
it('reads asynchronously: defaults until ready, stored value after', async () => {
cookieStore.jar.set('cs-read', 'stored');
const result = useCookie('cs-read', 'default', { window: storeWindow });
expect(result.state.value).toBe('default');
expect(result.isReady.value).toBeFalsy();
const { state, isReady } = await result;
expect(state.value).toBe('stored');
expect(isReady.value).toBeTruthy();
});
it('writes through cookieStore.set with the configured attributes', async () => {
const { state } = await useCookie<string>('cs-write', 'initial', {
window: storeWindow,
path: '/app',
sameSite: 'strict',
maxAge: 3600,
});
const before = Date.now();
state.value = 'updated';
await nextTick();
await flushWrites();
expect(cookieStore.jar.get('cs-write')).toBe('updated');
const call = cookieStore.setCalls.at(-1)!;
expect(call.path).toBe('/app');
expect(call.sameSite).toBe('strict');
expect(call.expires).toBeGreaterThanOrEqual(before + 3600 * 1000 - 1000);
expect(call.expires).toBeLessThanOrEqual(Date.now() + 3600 * 1000 + 1000);
});
it('deletes through cookieStore.delete when state is set to null', async () => {
cookieStore.jar.set('cs-del', 'exists');
const { state } = await useCookie<string | null>('cs-del', 'default', {
window: storeWindow,
path: '/app',
});
state.value = null;
await nextTick();
await flushWrites();
expect(cookieStore.jar.has('cs-del')).toBeFalsy();
expect(cookieStore.deleteCalls.at(-1)).toMatchObject({ name: 'cs-del', path: '/app' });
});
it('persists defaults through cookieStore when the cookie is missing', async () => {
await useCookie('cs-defaults', 'fallback', { window: storeWindow });
await flushWrites();
expect(cookieStore.jar.get('cs-defaults')).toBe('fallback');
});
it('updates state on an external change event', async () => {
cookieStore.jar.set('cs-ext', 'initial');
const { state } = await useCookie('cs-ext', 'default', { window: storeWindow });
cookieStore.jar.set('cs-ext', 'external');
cookieStore.fireChange([{ name: 'cs-ext', value: 'external' }], []);
await nextTick();
expect(state.value).toBe('external');
});
it('resets to defaults on an external delete event', async () => {
cookieStore.jar.set('cs-ext-del', 'stored');
const { state } = await useCookie('cs-ext-del', 'default', { window: storeWindow });
expect(state.value).toBe('stored');
cookieStore.jar.delete('cs-ext-del');
cookieStore.fireChange([], [{ name: 'cs-ext-del' }]);
await nextTick();
expect(state.value).toBe('default');
});
it('ignores change events for other cookies', async () => {
cookieStore.jar.set('cs-other', 'mine');
const { state } = await useCookie('cs-other', 'default', { window: storeWindow });
cookieStore.fireChange([{ name: 'unrelated', value: 'x' }], []);
await nextTick();
expect(state.value).toBe('mine');
});
it('does not bounce its own change-event echo back into the state', async () => {
const { state } = await useCookie<string>('cs-echo', 'initial', { window: storeWindow, writeDefaults: false });
state.value = 'a';
await nextTick();
state.value = 'b';
await nextTick();
// Let queued writes and their macrotask change events all land.
await flushWrites();
await flushWrites();
await nextTick();
await flushWrites();
expect(state.value).toBe('b');
expect(cookieStore.jar.get('cs-echo')).toBe('b');
});
it('converges two instances writing conflicting values in the same tick', async () => {
cookieStore.jar.set('cs-conflict', 'initial');
const a = await useCookie<string>('cs-conflict', 'initial', { window: storeWindow });
const b = await useCookie<string>('cs-conflict', 'initial', { window: storeWindow });
a.state.value = 'from-a';
b.state.value = 'from-b';
await nextTick();
// Let queued writes, macrotask change events, and reconciling re-reads settle
for (let round = 0; round < 8; round++)
await flushWrites();
await nextTick();
await flushWrites();
const final = cookieStore.jar.get('cs-conflict');
expect(a.state.value).toBe(final);
expect(b.state.value).toBe(final);
});
it('stops writing once the owning scope is disposed, even after async init', async () => {
const scope = effectScope();
const result = scope.run(() => useCookie<string>('cs-scope', 'init', { window: storeWindow }))!;
const { state } = await result;
await flushWrites();
const writesBefore = cookieStore.setCalls.length;
scope.stop();
state.value = 'after-stop';
await nextTick();
await flushWrites();
expect(cookieStore.setCalls).toHaveLength(writesBefore);
});
it('forces the document.cookie path when secure is explicitly false', async () => {
const { state } = await useCookie<string>('cs-insecure', 'initial', {
window: storeWindow,
secure: false,
writeDefaults: false,
});
state.value = 'plain';
await nextTick();
await flushWrites();
expect(cookieStore.setCalls).toHaveLength(0);
expect(rawCookie('cs-insecure')).toBe('plain');
});
});
describe('custom store', () => {
/**
* In-memory CookieStorageLike — the kind of adapter a framework (e.g.
* Nuxt) would provide to bridge a server request context.
*/
function createMemoryCookieStore() {
const jar = new Map<string, string>();
const listeners = new Map<string, Set<(value: string | null) => void>>();
function notify(name: string, value: string | null) {
listeners.get(name)?.forEach(callback => callback(value));
}
const store: CookieStorageLike = {
getItem: name => jar.get(name) ?? null,
setItem: (name, value) => {
jar.set(name, value);
notify(name, value);
},
removeItem: (name) => {
jar.delete(name);
notify(name, null);
},
onChange: (name, callback) => {
if (!listeners.has(name))
listeners.set(name, new Set());
listeners.get(name)!.add(callback);
return () => listeners.get(name)!.delete(callback);
},
};
return { jar, notify, store };
}
const ssr = { window: null as unknown as Window, document: null as unknown as Document };
it('works without window and document when a store is provided (server)', async () => {
const { jar, store } = createMemoryCookieStore();
jar.set('srv', 'from-request');
const { state, isReady } = useCookie<string>('srv', 'default', { ...ssr, store });
// A synchronous backend initializes synchronously
expect(isReady.value).toBeTruthy();
expect(state.value).toBe('from-request');
state.value = 'updated';
await nextTick();
await flushWrites();
expect(jar.get('srv')).toBe('updated');
});
it('prefers the provided store over the environment', async () => {
const { jar, store } = createMemoryCookieStore();
document.cookie = 'custom-pref=from-document; Path=/';
jar.set('custom-pref', 'from-store');
const { state } = await useCookie('custom-pref', 'default', { store });
expect(state.value).toBe('from-store');
});
it('applies external changes from the store subscription without echoing them back', async () => {
const { jar, store, notify } = createMemoryCookieStore();
const setItem = vi.spyOn(store, 'setItem');
const { state } = useCookie('sub', 'initial', { ...ssr, store });
await flushWrites();
jar.set('sub', 'external');
notify('sub', 'external');
await nextTick();
await flushWrites();
expect(state.value).toBe('external');
// Only the writeDefaults write — the external change must not bounce back
expect(setItem).toHaveBeenCalledTimes(1);
});
it('converges two instances writing conflicting values in the same tick', async () => {
const { jar, store } = createMemoryCookieStore();
jar.set('conflict', 'initial');
const a = useCookie<string>('conflict', 'initial', { ...ssr, store });
const b = useCookie<string>('conflict', 'initial', { ...ssr, store });
a.state.value = 'from-a';
b.state.value = 'from-b';
await nextTick();
await flushWrites();
await flushWrites();
await nextTick();
await flushWrites();
const final = jar.get('conflict');
expect(a.state.value).toBe(final);
expect(b.state.value).toBe(final);
});
it('finishes an in-flight write against the old name after a same-tick name switch', async () => {
const { jar, store } = createMemoryCookieStore();
jar.set('switch-a', 'va0');
jar.set('switch-b', 'vb0');
const nameRef = ref('switch-a');
const { state } = useCookie<string>(nameRef, 'default', { ...ssr, store });
state.value = 'new-a';
nameRef.value = 'switch-b';
await nextTick();
await flushWrites();
await nextTick();
await flushWrites();
// The write lands on the cookie it was meant for, never on the new one
expect(jar.get('switch-a')).toBe('new-a');
expect(jar.get('switch-b')).toBe('vb0');
expect(state.value).toBe('vb0');
});
it('resubscribes when the reactive name changes', async () => {
const { jar, store, notify } = createMemoryCookieStore();
jar.set('name-a', 'value-a');
jar.set('name-b', 'value-b');
const nameRef = ref('name-a');
const { state } = useCookie<string>(nameRef, 'default', { ...ssr, store });
expect(state.value).toBe('value-a');
nameRef.value = 'name-b';
await nextTick();
await flushWrites();
expect(state.value).toBe('value-b');
// The old subscription is gone, the new one is live
jar.set('name-a', 'stale');
notify('name-a', 'stale');
await nextTick();
expect(state.value).toBe('value-b');
jar.set('name-b', 'fresh');
notify('name-b', 'fresh');
await nextTick();
expect(state.value).toBe('fresh');
});
});
describe('ssr', () => {
it('returns an immediately-ready in-memory ref without window and document', async () => {
// Explicit `undefined` would fall back to the defaults via destructuring,
// so simulate the server with nulls.
const ssr = { window: null as unknown as Window, document: null as unknown as Document };
const { state, isReady } = useCookie<string>('ssr-key', 'default', ssr);
expect(state.value).toBe('default');
expect(isReady.value).toBeTruthy();
state.value = 'changed';
await nextTick();
expect(state.value).toBe('changed');
const awaited = await useCookie('ssr-key', 'default', ssr);
expect(awaited.state.value).toBe('default');
});
});
});
@@ -0,0 +1,874 @@
import { computed, nextTick, ref, shallowRef, toValue, watch } from 'vue';
import type { MaybeRefOrGetter, Ref, ShallowRef, UnwrapRef } from 'vue';
import { SyncMutex, isFunction } from '@robonen/stdlib';
import {
decodeCookieValue,
encodeCookieName,
encodeCookieValue,
getCookieValue,
serializeCookie,
} from '@robonen/platform/browsers';
import type { CookieAttributes } from '@robonen/platform/browsers';
import type { ConfigurableDocument, ConfigurableFlush, ConfigurableWindow } from '@/types';
import { defaultDocument, defaultWindow } from '@/types';
import type { ConfigurableEventFilter, EventFilter } from '@/utils/filters';
import { tryOnScopeDispose } from '@/composables/lifecycle/tryOnScopeDispose';
import { tryOnMounted } from '@/composables/lifecycle/tryOnMounted';
import { guessSerializer, shallowMerge } from '../useStorage';
import type { StorageSerializer } from '../useStorage';
// CookieAttributes is part of this module's public contract (options extend
// it, CookieStorageLike methods receive it) — re-export it so adapter authors
// don't need a direct dependency on @robonen/platform.
export type { CookieAttributes } from '@robonen/platform/browsers';
/**
* A cookie backend the composable depends on — never on a concrete API.
* Names are raw (unencoded); values are already encoded cookie values.
* Methods may be sync or async, so an implementation can sit on the Cookie
* Store API, `document.cookie`, or a server request context (e.g. a Nuxt
* adapter reading request cookies and appending `Set-Cookie` headers).
*/
export interface CookieStorageLike {
/**
* Read the raw (encoded) cookie value, `null` when absent.
*/
getItem: (name: string) => string | null | Promise<string | null>;
/**
* Write the raw value. Attributes carry the cookie's scope and lifetime.
*/
setItem: (name: string, value: string, attributes: CookieAttributes) => void | Promise<void>;
/**
* Delete the cookie. Attributes carry the identity (`path`/`domain`) the
* deletion must repeat to match.
*/
removeItem: (name: string, attributes: CookieAttributes) => void | Promise<void>;
/**
* Optional: observe changes of the given cookie (other tabs, server
* `Set-Cookie` responses, other instances). The callback receives the new
* raw value (`null` = deleted). Returns an unsubscribe function.
*/
onChange?: (name: string, callback: (newValue: string | null) => void) => () => void;
/**
* Whether `onChange` also reports this context's own writes (e.g. the
* Cookie Store API `change` event does, a BroadcastChannel does not). The
* composable uses this to know when an own write will come back as a
* notification that must be swallowed instead of re-applied.
* @default true
*/
readonly echoesOwnWrites?: boolean;
}
export const customCookieEventName = 'vuetools-cookie';
/**
* Detail of the {@link customCookieEventName} CustomEvent the
* `document.cookie` adapter dispatches on `window` after every write, for
* same-tab sync in environments without the Cookie Store API and without
* BroadcastChannel. The same string also names the adapter's BroadcastChannel.
*/
export interface CookieChangeLike {
/**
* The raw (unencoded) cookie name.
*/
name: string;
/**
* The encoded cookie value, `null` for a deletion.
*/
newValue: string | null;
}
function cookieStoreExpires(attributes: CookieAttributes): number | null {
if (attributes.maxAge !== undefined)
return Date.now() + attributes.maxAge * 1000;
if (attributes.expires !== undefined)
return attributes.expires instanceof Date ? attributes.expires.getTime() : attributes.expires;
return null;
}
/**
* @name createCookieStoreAdapter
* @category Storage
* @description {@link CookieStorageLike} adapter over the
* [Cookie Store API](https://developer.mozilla.org/en-US/docs/Web/API/Cookie_Store_API):
* async reads/writes plus a `change`-event subscription that observes other
* tabs, server `Set-Cookie` responses, and expiry. The API can only write
* `Secure` cookies, so `secure: false` is rejected — use
* {@link createDocumentCookieAdapter} for that.
*
* @param {CookieStore} cookieStore The `window.cookieStore` instance to wrap
* @returns {CookieStorageLike} The adapter
*
* @example
* const store = createCookieStoreAdapter(window.cookieStore);
*
* @since 0.0.14
*/
export function createCookieStoreAdapter(cookieStore: CookieStore): CookieStorageLike {
return {
// The change event fires for this document's own writes too
echoesOwnWrites: true,
getItem(name) {
return cookieStore.get(encodeCookieName(name)).then(item => item?.value ?? null);
},
async setItem(name, value, attributes) {
if (attributes.secure === false)
throw new TypeError('[useCookie] the Cookie Store API can only write Secure cookies — use the document.cookie adapter for secure: false');
await cookieStore.set({
name: encodeCookieName(name),
value,
expires: cookieStoreExpires(attributes),
domain: attributes.domain ?? null,
path: attributes.path ?? '/',
sameSite: attributes.sameSite ?? 'lax',
partitioned: attributes.partitioned ?? false,
});
},
async removeItem(name, attributes) {
await cookieStore.delete({
name: encodeCookieName(name),
domain: attributes.domain ?? null,
path: attributes.path ?? '/',
partitioned: attributes.partitioned ?? false,
});
},
onChange(name, callback) {
const encodedName = encodeCookieName(name);
const handler = (event: Event) => {
const { changed, deleted } = event as CookieChangeEvent;
for (const item of deleted) {
if (item.name === encodedName)
return callback(null);
}
for (const item of changed) {
if (item.name === encodedName)
return callback(item.value ?? '');
}
};
cookieStore.addEventListener('change', handler);
return () => cookieStore.removeEventListener('change', handler);
},
};
}
export interface DocumentCookieAdapterOptions extends ConfigurableWindow {}
/**
* @name createDocumentCookieAdapter
* @category Storage
* @description {@link CookieStorageLike} adapter over `document.cookie`:
* synchronous reads/writes that work in every browser and can express
* non-`Secure` cookies. Changes are observed through the Cookie Store API
* `change` event when the browser has one (covering other tabs, server
* responses, and expiry even though writes stay on `document.cookie`);
* otherwise every write pings a BroadcastChannel by cookie name and receivers
* re-read their own `document.cookie` (same-tab and cross-tab, ordering-proof
* since no value travels), with a same-tab CustomEvent as the last resort.
* Without the Cookie Store API, changes made outside the adapter (server
* `Set-Cookie`, other libraries) are not observed.
*
* @param {Document} document The document whose cookies to read/write
* @param {DocumentCookieAdapterOptions} [options={}] Options (`window`)
* @returns {CookieStorageLike} The adapter
*
* @example
* const store = createDocumentCookieAdapter(document);
*
* @since 0.0.14
*/
export function createDocumentCookieAdapter(document: Document, options: DocumentCookieAdapterOptions = {}): CookieStorageLike {
const { window = defaultWindow } = options;
const cookieStore = window?.cookieStore;
const supportsBroadcast = typeof BroadcastChannel !== 'undefined';
function read(name: string): string | null {
return getCookieValue(document.cookie, name, value => value);
}
// One lazy channel per adapter, shared by posts and subscriptions — the
// posting channel object never receives its own messages, which is exactly
// the echo-free behavior the composable expects (echoesOwnWrites: false).
let channel: BroadcastChannel | undefined;
let subscribers = 0;
function broadcastChannel(): BroadcastChannel {
if (!channel) {
channel = new BroadcastChannel(customCookieEventName);
// Node's BroadcastChannel holds the event loop open — release it (no-op in browsers)
(channel as { unref?: () => void }).unref?.();
}
return channel;
}
function notify(name: string, newValue: string | null) {
// The Cookie Store API observes document.cookie writes by itself.
if (cookieStore)
return;
if (supportsBroadcast) {
// Ping by name only — receivers re-read their own document.cookie, so a
// late or reordered message can never apply a stale value.
broadcastChannel().postMessage(name);
return;
}
window?.dispatchEvent(new CustomEvent<CookieChangeLike>(customCookieEventName, {
detail: { name, newValue },
}));
}
return {
// Own document.cookie writes echo back only through paths that observe
// the cookie jar itself (Cookie Store API) or the same window (CustomEvent);
// BroadcastChannel posts never return to the posting adapter.
echoesOwnWrites: !!cookieStore || (!supportsBroadcast && !!window),
getItem: read,
setItem(name, value, attributes) {
document.cookie = serializeCookie(encodeCookieName(name), value, attributes);
notify(name, value);
},
removeItem(name, attributes) {
// Deletion must repeat the identity attributes (path/domain) or it
// silently misses the cookie it is meant to remove.
document.cookie = serializeCookie(encodeCookieName(name), '', { ...attributes, maxAge: 0, expires: 0 });
notify(name, null);
},
onChange(name, callback) {
let teardown: () => void;
// The Cookie Store API observes document.cookie writes too — prefer its
// change event, which also covers other tabs and server responses.
if (cookieStore) {
const encodedName = encodeCookieName(name);
const handler = (event: Event) => {
const { changed, deleted } = event as CookieChangeEvent;
for (const item of deleted) {
if (item.name === encodedName)
return callback(null);
}
for (const item of changed) {
if (item.name === encodedName)
return callback(item.value ?? '');
}
};
cookieStore.addEventListener('change', handler);
teardown = () => cookieStore.removeEventListener('change', handler);
}
else if (supportsBroadcast) {
const handler = (event: MessageEvent) => {
if (event.data === name)
callback(read(name));
};
const bc = broadcastChannel();
subscribers++;
bc.addEventListener('message', handler);
teardown = () => {
bc.removeEventListener('message', handler);
// Close the channel with the last subscriber; posts reopen it lazily
if (--subscribers === 0 && channel) {
channel.close();
channel = undefined;
}
};
}
else {
const handler = (event: Event) => {
const detail = (event as CustomEvent<CookieChangeLike>).detail;
if (detail.name === name)
callback(detail.newValue);
};
window?.addEventListener(customCookieEventName, handler);
teardown = () => window?.removeEventListener(customCookieEventName, handler);
}
return () => teardown();
},
};
}
export interface UseCookieOptions<T, Shallow extends boolean = true>
extends CookieAttributes, ConfigurableWindow, ConfigurableDocument, ConfigurableFlush, ConfigurableEventFilter {
/**
* The cookie backend. Defaults to {@link createCookieStoreAdapter} when the
* browser has the Cookie Store API (unless `secure: false`),
* {@link createDocumentCookieAdapter} otherwise. Pass a custom
* implementation to integrate a framework's cookie context (e.g. Nuxt) so
* the composable also works during SSR.
*/
store?: CookieStorageLike;
/**
* Use shallowRef instead of ref for the internal state
* @default true
*/
shallow?: Shallow;
/**
* Watch for deep changes
* @default true
*/
deep?: boolean;
/**
* Listen to cookie changes through the store's `onChange` subscription
* @default true
*/
listenToStorageChanges?: boolean;
/**
* Write the default value to the cookie when it does not exist
* @default true
*/
writeDefaults?: boolean;
/**
* Merge the default value with the stored value
* @default false
*/
mergeDefaults?: boolean | ((stored: T, defaults: T) => T);
/**
* Custom serializer for reading/writing the cookie value
*/
serializer?: StorageSerializer<T>;
/**
* Encodes the serialized string into an RFC 6265-safe cookie value
* @default encodeCookieValue
*/
encode?: (value: string) => string;
/**
* Decodes a raw cookie value before deserialization
* @default decodeCookieValue
*/
decode?: (value: string) => string;
/**
* Called once when the initial value has been loaded from the cookie
*/
onReady?: (value: T) => void;
/**
* Error handler for read/write failures
*/
onError?: (error: unknown) => void;
/**
* Wait for the component to be mounted before reading the cookie
*
* Useful for SSR hydration to prevent mismatch
* @default false
*/
initOnMounted?: boolean;
}
export interface UseCookieReturnBase<T, Shallow extends boolean> {
state: Shallow extends true ? ShallowRef<T> : Ref<UnwrapRef<T>>;
isReady: Ref<boolean>;
}
export type UseCookieReturn<T, Shallow extends boolean>
= & UseCookieReturnBase<T, Shallow>
& PromiseLike<UseCookieReturnBase<T, Shallow>>;
function isThenable(value: unknown): value is PromiseLike<unknown> {
return !!value && isFunction((value as { then?: unknown }).then);
}
/**
* @name useCookie
* @category Storage
* @description Reactive cookie binding — creates a ref synced with a cookie
* through a pluggable {@link CookieStorageLike} backend. By default that is
* the [Cookie Store API](https://developer.mozilla.org/en-US/docs/Web/API/Cookie_Store_API)
* when the browser supports it (async, with `change`-event sync across tabs
* and server `Set-Cookie` responses) and `document.cookie` otherwise
* (synchronous, BroadcastChannel same-tab/cross-tab sync); pass a custom
* `store` to run on top of a framework's cookie context (e.g. Nuxt)
* including during SSR. Setting the state to `null` deletes the cookie. Cookie
* attributes (`path`, `domain`, `maxAge`/`expires`, `secure`, `sameSite`,
* `partitioned`) apply to every write; `secure` defaults to the page's
* secure-context status, and an explicit `secure: false` selects the
* `document.cookie` adapter since the Cookie Store API can only write
* `Secure` cookies.
*
* @param {MaybeRefOrGetter<string>} name The cookie name (can be reactive)
* @param {MaybeRefOrGetter<T>} initialValue The initial/default value
* @param {UseCookieOptions<T>} [options={}] Options
* @returns {UseCookieReturn<T, Shallow>} An object with state ref and isReady flag, also awaitable
*
* @example
* const { state: theme } = useCookie('theme', 'system');
*
* @example
* const { state: session } = await useCookie('session', '', { maxAge: 3600, sameSite: 'strict' });
*
* @example
* // Nuxt (h3) integration: bridge the SSR request so the same call works on
* // the server (reads the request's Cookie header, writes Set-Cookie response
* // headers) and falls back to the built-in browser adapters on the client.
* // ~/composables/createNuxtCookieAdapter.ts
* import { deleteCookie, getRequestHeader, setCookie } from 'h3';
* import { getCookieValue } from '@robonen/platform/browsers';
* import type { CookieStorageLike } from '@robonen/vue';
*
* export function createNuxtCookieAdapter(): CookieStorageLike | undefined {
* if (import.meta.client)
* return undefined; // browser: the default adapters take over
*
* const event = useRequestEvent()!;
* // Set-Cookie does not update the incoming Cookie header, so reads must
* // overlay this request's own writes (same trick Nuxt's useCookie uses)
* const written = new Map<string, string | null>();
*
* return {
* getItem(name) {
* if (written.has(name))
* return written.get(name)!;
*
* // identity decode — the composable owns decoding of raw values
* return getCookieValue(getRequestHeader(event, 'cookie') ?? '', name, raw => raw);
* },
* setItem(name, value, attributes) {
* written.set(name, value);
* setCookie(event, name, value, {
* path: attributes.path,
* domain: attributes.domain,
* maxAge: attributes.maxAge,
* expires: typeof attributes.expires === 'number' ? new Date(attributes.expires) : attributes.expires,
* secure: attributes.secure,
* sameSite: attributes.sameSite,
* partitioned: attributes.partitioned,
* encode: raw => raw, // value arrives already encoded
* });
* },
* removeItem(name, attributes) {
* written.set(name, null);
* // deletion must repeat the identity attributes to match the cookie
* deleteCookie(event, name, { path: attributes.path, domain: attributes.domain });
* },
* // no onChange: a server request has no cookie change events
* };
* }
*
* // anywhere in the app — works during SSR and in the browser
* const { state: locale } = useCookie('locale', 'en', { store: createNuxtCookieAdapter() });
*
* @since 0.0.14
*/
export function useCookie<T extends string, Shallow extends boolean = true>(name: MaybeRefOrGetter<string>, initialValue: MaybeRefOrGetter<T>, options?: UseCookieOptions<T, Shallow>): UseCookieReturn<T, Shallow>;
export function useCookie<T extends number, Shallow extends boolean = true>(name: MaybeRefOrGetter<string>, initialValue: MaybeRefOrGetter<T>, options?: UseCookieOptions<T, Shallow>): UseCookieReturn<T, Shallow>;
export function useCookie<T extends boolean, Shallow extends boolean = true>(name: MaybeRefOrGetter<string>, initialValue: MaybeRefOrGetter<T>, options?: UseCookieOptions<T, Shallow>): UseCookieReturn<T, Shallow>;
export function useCookie<T, Shallow extends boolean = true>(name: MaybeRefOrGetter<string>, initialValue: MaybeRefOrGetter<T>, options?: UseCookieOptions<T, Shallow>): UseCookieReturn<T, Shallow>;
export function useCookie<T = unknown, Shallow extends boolean = true>(name: MaybeRefOrGetter<string>, initialValue: MaybeRefOrGetter<null>, options?: UseCookieOptions<T, Shallow>): UseCookieReturn<T, Shallow>;
export function useCookie<T, Shallow extends boolean = true>(
name: MaybeRefOrGetter<string>,
initialValue: MaybeRefOrGetter<T>,
options: UseCookieOptions<T, Shallow> = {},
): UseCookieReturn<T, Shallow> {
const {
path = '/',
domain,
maxAge,
expires,
sameSite = 'lax',
partitioned = false,
shallow = true,
deep = true,
flush = 'pre',
listenToStorageChanges = true,
writeDefaults = true,
mergeDefaults = false,
encode = encodeCookieValue,
decode = decodeCookieValue,
eventFilter,
initOnMounted = false,
onReady,
onError = console.error, // eslint-disable-line no-console
window = defaultWindow,
document = defaultDocument,
} = options;
// The Cookie Store API can only write `Secure` cookies, so when it backs the
// default store the default must be true; an explicit `secure: false`
// selects the document.cookie adapter instead.
const secure = options.secure ?? (window?.cookieStore ? true : window?.isSecureContext ?? false);
const store = options.store ?? (
window?.cookieStore && secure
? createCookieStoreAdapter(window.cookieStore)
: document
? createDocumentCookieAdapter(document, { window })
: undefined
);
const attributes: CookieAttributes = { path, domain, maxAge, expires, secure, sameSite, partitioned };
const defaults = toValue(initialValue);
const serializer = options.serializer ?? guessSerializer(defaults);
const state = (shallow ? shallowRef : ref)(defaults) as Shallow extends true ? ShallowRef<T> : Ref<UnwrapRef<T>>;
const isReady = ref(false);
const rawName = computed(() => toValue(name));
const shell: UseCookieReturnBase<T, Shallow> = {
state,
isReady,
};
// No backend at all (SSR without a custom store): a plain in-memory ref,
// immediately ready.
if (!store) {
isReady.value = true;
return {
...shell,
// eslint-disable-next-line unicorn/no-thenable
then(onFulfilled, onRejected) {
return Promise.resolve(shell).then(onFulfilled, onRejected);
},
};
}
function toRaw(value: T): string | null {
return value === undefined || value === null ? null : encode(serializer.write(value));
}
function fromRaw(raw: string | null, merge: boolean): T {
if (raw === null)
return defaults;
const value = serializer.read(decode(raw));
if (merge && mergeDefaults) {
return isFunction(mergeDefaults)
? mergeDefaults(value, defaults)
: shallowMerge(value, defaults);
}
return value;
}
// The raw value the cookie is known to hold (last read, observed, or
// written) — lets writes skip no-ops without a read-before-write roundtrip.
let knownRaw: string | null | undefined;
// Raw values of own in-flight writes — only for stores whose onChange
// reports our own writes back (echoesOwnWrites): during rapid queued writes
// a stale own echo must not bounce back into the state and clobber a newer
// value. Echo-free stores (BroadcastChannel) never need this.
const selfEchoes: Array<string | null> = [];
const observesChanges = listenToStorageChanges && !!store.onChange;
const tracksEchoes = observesChanges && store.echoesOwnWrites !== false;
// Bumped on every reactive name switch: in-flight writes finish against
// their snapshotted name without touching the new name's bookkeeping.
let nameEpoch = 0;
// The name writes target. Updated ONLY by the name watcher — by watcher
// flush time the rawName computed already reflects a same-tick name change,
// so a write enqueued in that flush would otherwise land on the new cookie.
let currentName = rawName.value;
// Writes still queued or in flight. Foreign change notifications arriving
// while > 0 are ordering-ambiguous and are deferred to a reconciling
// re-read once the queue drains.
let pendingWrites = 0;
let needsReconcile = false;
// FIFO write queue: keeps rapid writes ordered even when the backend
// resolves them out of order, and serializes delete-after-set.
let writeQueue: Promise<void> = Promise.resolve();
function queueWrite(value: T, onlyIfAbsent = false) {
// Snapshot the target: a write enqueued before a name switch must land on
// the cookie it was meant for, never on the new name.
const epoch = nameEpoch;
const target = currentName;
pendingWrites++;
writeQueue = writeQueue.then(async () => {
// A defaults write re-checks at execution time: another instance (or
// tab) may have persisted a value since this was enqueued, and writing
// the defaults over it would stomp that newer value.
if (onlyIfAbsent) {
const existing = await store!.getItem(target);
if (existing !== undefined && existing !== null) {
needsReconcile = true;
return;
}
}
const raw = toRaw(value);
// The no-op skip and all bookkeeping belong to the current name only
const current = () => epoch === nameEpoch;
if (current() && raw === knownRaw)
return;
// Push before the write: a synchronous backend notifies during it.
const trackEcho = tracksEchoes && current();
if (trackEcho)
selfEchoes.push(raw);
try {
if (raw === null)
await store!.removeItem(target, attributes);
else
await store!.setItem(target, raw, attributes);
if (current())
knownRaw = raw;
}
catch (error) {
if (trackEcho) {
const index = selfEchoes.indexOf(raw);
if (index !== -1)
selfEchoes.splice(index, 1);
}
throw error;
}
}).catch(onError).then(() => {
pendingWrites--;
maybeReconcile();
});
}
// Resolve a change deferred by in-flight writes: re-read the source of
// truth once instead of trusting possibly-reordered notifications.
function maybeReconcile() {
if (pendingWrites > 0 || !needsReconcile)
return;
needsReconcile = false;
const epoch = nameEpoch;
const stamp = changeStamp;
Promise.resolve(store!.getItem(rawName.value)).then((raw) => {
// A name switch or a newer external change supersedes this snapshot
if (epoch !== nameEpoch || stamp !== changeStamp)
return;
// Any echoes still inbound are indistinguishable from the re-read truth
selfEchoes.length = 0;
applyExternal(raw);
}).catch(onError);
}
// Apply event filter if provided
const writeWithFilter: (value: T) => void = eventFilter
? (value: T) => (eventFilter as EventFilter)(() => queueWrite(value))
: queueWrite;
// Write-lock prevents the state watcher from writing back when state is
// updated programmatically (initial/external reads, name changes). Released
// via nextTick so it persists through the pre-flush watcher cycle.
const writeLock = new SyncMutex();
function lockWritesUntilFlush() {
writeLock.lock();
nextTick(() => writeLock.unlock());
}
// The defaults never change, so their raw form is computed once and lazily —
// external deletes compare against it without re-serializing.
let defaultsRawCache: string | null | undefined;
function defaultsRaw(): string | null {
if (defaultsRawCache === undefined)
defaultsRawCache = toRaw(defaults);
return defaultsRawCache;
}
// Bumped when an external change lands in the state — an async snapshot
// read (init, name switch, reconcile) that started earlier compares stamps
// so it never clobbers the newer value.
let changeStamp = 0;
function applyExternal(raw: string | null) {
// The known value re-seen (an echo of an observed write, a redundant
// notification) — and while an own write is in flight, knownRaw lags the
// state on purpose, so this also drops events that would clobber it.
if (raw === knownRaw)
return;
knownRaw = raw;
try {
// Compare serialized forms so an external delete while the state already
// equals the defaults is a no-op; deserialize only on a real change.
const incomingRaw = raw === null ? defaultsRaw() : raw;
if (incomingRaw === toRaw(state.value as T))
return;
changeStamp++;
lockWritesUntilFlush();
(state as Ref).value = fromRaw(raw, false);
}
catch (error) {
onError(error);
}
}
let firstMounted = false;
const skipUntilMounted = () => initOnMounted && !firstMounted;
function handleChange(newValue: string | null) {
if (skipUntilMounted())
return;
const echoIndex = selfEchoes.indexOf(newValue);
if (echoIndex !== -1) {
selfEchoes.splice(echoIndex, 1);
// A foreign change deferred behind this echo may be ready to resolve now
maybeReconcile();
return;
}
// A foreign change interleaved with own in-flight writes (queued, or
// committed with echoes still inbound) is ordering-ambiguous: applying it
// could revert a newer own value. Defer to one reconciling re-read.
if (pendingWrites > 0 || selfEchoes.length > 0) {
needsReconcile = true;
return;
}
applyExternal(newValue);
}
// The change subscription is name-bound, so a reactive name change
// resubscribes (see the name watcher in finishInit)
let unsubscribe: (() => void) | undefined;
function subscribe() {
unsubscribe?.();
unsubscribe = observesChanges ? store!.onChange!(rawName.value, handleChange) : undefined;
}
subscribe();
let stopWatch: (() => void) | undefined;
let stopNameWatch: (() => void) | undefined;
let disposed = false;
tryOnScopeDispose(() => {
disposed = true;
unsubscribe?.();
stopWatch?.();
stopNameWatch?.();
});
function applyRead(raw: string | null, stamp: number) {
// An external change applied while this snapshot read was in flight is
// fresher than the snapshot — keep it.
if (stamp !== changeStamp)
return;
knownRaw = raw;
if (raw === null && writeDefaults && defaults !== undefined && defaults !== null)
queueWrite(defaults as T, true);
lockWritesUntilFlush();
(state as Ref).value = fromRaw(raw, true);
}
function finishInit() {
// The scope died before the async init resolved — leave no watchers behind
if (disposed)
return;
isReady.value = true;
onReady?.(state.value as T);
// Set up watchers AFTER initial state is set — avoids write-back on init
stopWatch = watch(state, (newValue) => {
if (writeLock.isLocked)
return;
writeWithFilter(newValue as T);
}, { flush, deep });
// Watch for reactive name changes
stopNameWatch = watch(rawName, () => {
nameEpoch++;
currentName = rawName.value;
selfEchoes.length = 0;
needsReconcile = false;
subscribe();
const stamp = changeStamp;
Promise.resolve(store!.getItem(rawName.value))
.then(raw => applyRead(raw, stamp))
.catch(onError);
}, { flush });
}
function performInit(): Promise<UseCookieReturnBase<T, Shallow>> | UseCookieReturnBase<T, Shallow> {
const stamp = changeStamp;
const raw = store!.getItem(rawName.value);
// A synchronous backend (document.cookie, a server request context)
// initializes synchronously — state is correct right after the call.
if (isThenable(raw)) {
return Promise.resolve(raw)
.then(resolved => applyRead(resolved, stamp))
.catch(onError)
.then(() => {
finishInit();
return shell;
});
}
try {
applyRead(raw, stamp);
}
catch (error) {
onError(error);
}
finishInit();
return shell;
}
let readyPromise: Promise<UseCookieReturnBase<T, Shallow>>;
if (initOnMounted) {
readyPromise = new Promise<UseCookieReturnBase<T, Shallow>>((resolve) => {
tryOnMounted(() => {
firstMounted = true;
resolve(performInit());
});
});
}
else {
readyPromise = Promise.resolve(performInit());
}
return {
...shell,
// eslint-disable-next-line unicorn/no-thenable
then(onFulfilled, onRejected) {
return readyPromise.then(onFulfilled, onRejected);
},
};
}
@@ -359,6 +359,175 @@ describe(useStorageAsync, () => {
expect(state.value).toBe('value-b');
});
// --- Same-tab cross-instance sync (custom backends) ---
it('syncs two instances sharing the same custom async backend', async () => {
const storage = createMockAsyncStorage();
const writer = await useStorageAsync<string>('shared', 'initial', storage);
const reader = await useStorageAsync<string>('shared', 'initial', storage);
writer.state.value = 'from-writer';
await nextTick();
await new Promise(resolve => setTimeout(resolve, 0));
await nextTick();
expect(reader.state.value).toBe('from-writer');
});
it('does not echo a received event back into storage', async () => {
const storage = createMockAsyncStorage();
const writer = await useStorageAsync<string>('echo', 'initial', storage);
await useStorageAsync<string>('echo', 'initial', storage);
const setItem = vi.spyOn(storage, 'setItem');
writer.state.value = 'next';
await nextTick();
await new Promise(resolve => setTimeout(resolve, 0));
await nextTick();
await new Promise(resolve => setTimeout(resolve, 0));
// Only the writer persists; the reader applies the event without writing back
expect(setItem).toHaveBeenCalledTimes(1);
expect(storage.store.get('echo')).toBe('next');
});
it('resets to defaults on a clear event (key: null)', async () => {
const storage = createMockAsyncStorage();
storage.store.set('clearable', 'stored');
const { state } = await useStorageAsync<string>('clearable', 'default', storage);
expect(state.value).toBe('stored');
globalThis.dispatchEvent(new CustomEvent('vuetools-storage', {
detail: { key: null, oldValue: null, newValue: null, storageArea: storage },
}));
await nextTick();
expect(state.value).toBe('default');
});
// --- No-op writes ---
it('skips the write when storage already holds the serialized value', async () => {
const storage = createMockAsyncStorage();
storage.store.set('noop', JSON.stringify({ a: 1 }));
const { state } = await useStorageAsync('noop', { a: 0 }, storage);
const setItem = vi.spyOn(storage, 'setItem');
state.value = { a: 1 };
await nextTick();
await new Promise(resolve => setTimeout(resolve, 0));
expect(setItem).not.toHaveBeenCalled();
});
// --- Key switch must not copy the previous key's value ---
it('does not write the old value to the new key on reactive key change', async () => {
const storage = createMockAsyncStorage();
storage.store.set('key-a', 'value-a');
storage.store.set('key-b', 'value-b');
const keyRef = ref('key-a');
const { state } = await useStorageAsync<string>(keyRef, 'default', storage);
const setItem = vi.spyOn(storage, 'setItem');
keyRef.value = 'key-b';
await nextTick();
await new Promise(resolve => setTimeout(resolve, 0));
await nextTick();
await new Promise(resolve => setTimeout(resolve, 0));
expect(state.value).toBe('value-b');
expect(setItem).not.toHaveBeenCalled();
expect(storage.store.get('key-a')).toBe('value-a');
expect(storage.store.get('key-b')).toBe('value-b');
});
it('converges two instances writing conflicting values in the same tick', async () => {
const storage = createMockAsyncStorage();
storage.store.set('conflict', 'initial');
const a = await useStorageAsync<string>('conflict', 'initial', storage);
const b = await useStorageAsync<string>('conflict', 'initial', storage);
a.state.value = 'from-a';
b.state.value = 'from-b';
await nextTick();
// Let queued writes, dispatched events, and reconciling re-reads settle
for (let round = 0; round < 6; round++)
await new Promise(resolve => setTimeout(resolve, 0));
await nextTick();
await new Promise(resolve => setTimeout(resolve, 0));
const final = storage.store.get('conflict');
expect(a.state.value).toBe(final);
expect(b.state.value).toBe(final);
});
it('finishes an in-flight write against the old key after a same-tick key switch', async () => {
const storage = createMockAsyncStorage();
storage.store.set('key-a', 'va0');
storage.store.set('key-b', 'vb0');
const keyRef = ref('key-a');
const { state } = await useStorageAsync<string>(keyRef, 'default', storage);
state.value = 'new-a';
keyRef.value = 'key-b';
await nextTick();
await new Promise(resolve => setTimeout(resolve, 0));
await nextTick();
await new Promise(resolve => setTimeout(resolve, 0));
// The write lands on the key it was meant for, never on the new one
expect(storage.store.get('key-a')).toBe('new-a');
expect(storage.store.get('key-b')).toBe('vb0');
expect(state.value).toBe('vb0');
});
// --- Write ordering ---
it('keeps queued writes ordered when the backend resolves out of order', async () => {
// Pre-seed so writeDefaults does not consume the slow first write
const store = new Map<string, string>([['ordered', 'initial']]);
let delay = 30;
const storage: StorageLikeAsync = {
getItem: async (key: string) => store.get(key) ?? null,
setItem: (key: string, value: string) => {
// First write is slow, subsequent ones fast — without a queue the
// fast write would be overwritten by the slow one landing late.
const currentDelay = delay;
delay = 1;
return new Promise(resolve => setTimeout(() => {
store.set(key, value);
resolve();
}, currentDelay));
},
removeItem: async (key: string) => { store.delete(key); },
};
const { state } = await useStorageAsync<string>('ordered', 'initial', storage);
state.value = 'slow';
await nextTick();
state.value = 'fast';
await nextTick();
await new Promise(resolve => setTimeout(resolve, 100));
expect(store.get('ordered')).toBe('fast');
});
// --- eventFilter ---
it('applies event filter to writes', async () => {
@@ -1,13 +1,13 @@
import { computed, ref, shallowRef, toValue, watch } from 'vue';
import { computed, nextTick, ref, shallowRef, toValue, watch } from 'vue';
import type { MaybeRefOrGetter, Ref, ShallowRef, UnwrapRef } from 'vue';
import { isFunction } from '@robonen/stdlib';
import { SyncMutex, isFunction } from '@robonen/stdlib';
import type { ConfigurableFlush, ConfigurableWindow } from '@/types';
import { defaultWindow } from '@/types';
import type { ConfigurableEventFilter, EventFilter } from '@/utils/filters';
import { tryOnScopeDispose } from '@/composables/lifecycle/tryOnScopeDispose';
import { tryOnMounted } from '@/composables/lifecycle/tryOnMounted';
import { useEventListener } from '@/composables/browser/useEventListener';
import { guessSerializer, shallowMerge } from '../useStorage';
import { customStorageEventName, guessSerializer, shallowMerge } from '../useStorage';
import type { StorageEventLike } from '../useStorage';
export interface StorageSerializerAsync<T> {
@@ -141,12 +141,11 @@ export function useStorageAsync<T, Shallow extends boolean = true>(
if (rawValue === undefined || rawValue === null) {
if (writeDefaults && defaults !== undefined && defaults !== null) {
try {
await storage.setItem(keyComputed.value, await serializer.write(defaults));
}
catch (e) {
onError(e);
}
// Through the FIFO queue so the write is ordered with user writes
// and dispatches a change event like any other write; awaited so
// the defaults are persisted by the time the composable is ready.
queueWrite(defaults, true);
await writeQueue;
}
return defaults;
@@ -168,14 +167,62 @@ export function useStorageAsync<T, Shallow extends boolean = true>(
}
}
async function write(value: T) {
// Reentrancy guard: dispatchEvent runs same-tab listeners synchronously, so
// while it is on the stack the only incoming event is this instance's own —
// which must be ignored. During rapid queued writes the state may already
// hold a newer value, and consuming the own (stale) event would clobber it
// and ping-pong with the write queue.
let dispatchingWriteEvent = false;
function dispatchWriteEvent(key: string, oldValue: string | null, newValue: string | null) {
if (!window)
return;
const payload = {
key,
oldValue,
newValue,
storageArea: storage as Storage,
};
dispatchingWriteEvent = true;
try {
// Use native StorageEvent for built-in Storage, CustomEvent for custom backends
window.dispatchEvent(
storage instanceof Storage
? new StorageEvent('storage', payload)
: new CustomEvent<StorageEventLike>(customStorageEventName, { detail: payload }),
);
}
finally {
dispatchingWriteEvent = false;
}
}
async function write(value: T, key: string, onlyIfAbsent = false) {
try {
const oldValue = await storage.getItem(key) ?? null;
// A defaults write re-checks at execution time: another instance may
// have persisted a value since this was enqueued, and writing the
// defaults over it would stomp that newer value.
if (onlyIfAbsent && oldValue !== null) {
needsReconcile = true;
return;
}
if (value === undefined || value === null) {
await storage.removeItem(keyComputed.value);
await storage.removeItem(key);
dispatchWriteEvent(key, oldValue, null);
}
else {
const raw = await serializer.write(value);
await storage.setItem(keyComputed.value, raw);
const serialized = await serializer.write(value);
if (oldValue !== serialized) {
await storage.setItem(key, serialized);
dispatchWriteEvent(key, oldValue, serialized);
}
}
}
catch (e) {
@@ -183,10 +230,122 @@ export function useStorageAsync<T, Shallow extends boolean = true>(
}
}
// Bumped on every reactive key switch: in-flight writes finish against
// their snapshotted key without touching the new key's state.
let keyEpoch = 0;
// The key writes target. Updated ONLY by the key watcher — by watcher flush
// time the keyComputed already reflects a same-tick key change, so a write
// enqueued in that flush would otherwise land on the new key.
let currentKey = keyComputed.value;
// Writes still queued or in flight. Foreign events arriving while > 0 are
// ordering-ambiguous and deferred to a reconciling re-read after the drain.
let pendingWrites = 0;
let needsReconcile = false;
// Bumped when an external event lands in the state — an async snapshot
// read (init, key switch, reconcile) that started earlier compares stamps
// so it never clobbers the newer value
let changeStamp = 0;
// FIFO write queue: keeps rapid writes ordered when the backend resolves
// them out of order, and keeps dispatched event payloads in commit order.
let writeQueue: Promise<void> = Promise.resolve();
function queueWrite(value: T, onlyIfAbsent = false) {
// Snapshot the target: a write enqueued before a key switch must land on
// the key it was meant for, never on the new one.
const target = currentKey;
pendingWrites++;
writeQueue = writeQueue
.then(() => write(value, target, onlyIfAbsent))
.then(() => {
pendingWrites--;
maybeReconcile();
});
}
// Resolve a change deferred by in-flight writes: re-read the source of
// truth once instead of trusting possibly-reordered events.
function maybeReconcile() {
if (pendingWrites > 0 || !needsReconcile)
return;
needsReconcile = false;
const epoch = keyEpoch;
const stamp = changeStamp;
read().then((value) => {
// A key switch or a newer external event supersedes this snapshot
if (epoch !== keyEpoch || stamp !== changeStamp)
return;
lockWritesUntilFlush();
(state as Ref).value = value;
});
}
// Apply event filter if provided
const writeWithFilter: (value: T) => void = eventFilter
? (value: T) => (eventFilter as EventFilter)(() => write(value))
: (value: T) => { write(value); };
? (value: T) => (eventFilter as EventFilter)(() => queueWrite(value))
: queueWrite;
// Write-lock prevents the state watcher from writing the just-read value
// back to storage when state is updated programmatically (key changes,
// cross-instance events). Released via nextTick so it persists through the
// pre-flush watcher cycle.
const writeLock = new SyncMutex();
function lockWritesUntilFlush() {
writeLock.lock();
nextTick(() => writeLock.unlock());
}
async function update(event: StorageEventLike) {
if (dispatchingWriteEvent)
return;
if (event.storageArea !== (storage as unknown as StorageEventLike['storageArea']))
return;
if (event.key === null) {
changeStamp++;
lockWritesUntilFlush();
(state as Ref).value = defaults;
return;
}
if (event.key !== keyComputed.value)
return;
// A foreign event interleaved with own in-flight writes is ordering-
// ambiguous: applying it could revert a newer own value with no later
// event to correct it. Defer to one reconciling re-read after the drain.
if (pendingWrites > 0) {
needsReconcile = true;
return;
}
try {
const currentSerialized = await serializer.write(state.value as T);
if (event.newValue === currentSerialized)
return;
const value = await read(event);
changeStamp++;
lockWritesUntilFlush();
(state as Ref).value = value;
}
catch (e) {
onError(e);
}
}
let stopWatch: (() => void) | null = null;
let stopKeyWatch: (() => void) | null = null;
@@ -196,22 +355,27 @@ export function useStorageAsync<T, Shallow extends boolean = true>(
stopKeyWatch?.();
});
// Event listeners for cross-tab synchronization
// Event listeners for cross-tab (native Storage) and same-tab cross-instance
// (custom backends) synchronization
let firstMounted = false;
if (window && listenToStorageChanges) {
useEventListener(window, 'storage', (ev: StorageEvent) => {
if (initOnMounted && !firstMounted)
return;
if (ev.key !== keyComputed.value)
return;
if (ev.storageArea !== storage)
return;
if (storage instanceof Storage) {
useEventListener(window, 'storage', (ev: StorageEvent) => {
if (initOnMounted && !firstMounted)
return;
Promise.resolve().then(() => read(ev)).then((value) => {
(state as Ref).value = value;
});
}, { passive: true });
update(ev);
}, { passive: true });
}
else {
useEventListener(window as any, customStorageEventName as any, ((ev: CustomEvent<StorageEventLike>) => {
if (initOnMounted && !firstMounted)
return;
update(ev.detail);
}) as any);
}
}
const shell: UseStorageAsyncReturnBase<T, Shallow> = {
@@ -220,13 +384,23 @@ export function useStorageAsync<T, Shallow extends boolean = true>(
};
function performInit() {
const stamp = changeStamp;
return read().then((value) => {
(state as Ref).value = value;
// An external event applied while the init read was in flight is
// fresher than the snapshot — keep it
if (stamp === changeStamp) {
(state as Ref).value = value;
}
isReady.value = true;
onReady?.(value);
onReady?.(state.value as T);
// Set up watcher AFTER initial state is set — avoids write-back on init
const stop = watch(state, (newValue) => {
if (writeLock.isLocked)
return;
writeWithFilter(newValue as T);
}, { flush, deep });
@@ -234,7 +408,17 @@ export function useStorageAsync<T, Shallow extends boolean = true>(
// Watch for key changes
stopKeyWatch = watch(keyComputed, () => {
keyEpoch++;
currentKey = keyComputed.value;
needsReconcile = false;
const stamp = changeStamp;
read().then((v) => {
if (stamp !== changeStamp)
return;
lockWritesUntilFlush();
(state as Ref).value = v;
});
}, { flush });
+16
View File
@@ -90,6 +90,22 @@ declare global {
interface Gamepad {
readonly hapticActuators?: readonly GamepadHapticActuator[];
}
// ---- WebOTP API (https://wicg.github.io/web-otp/) ----
type OTPTransportType = 'sms';
interface OTPOptions {
transport?: OTPTransportType[];
}
interface CredentialRequestOptions {
otp?: OTPOptions;
}
interface OTPCredential extends Credential {
readonly code: string;
}
}
export {};