初始化

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2025-12-12 15:54:04 +08:00
commit 83a8a3bb9a
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377
node_modules/undici/lib/util/cache.js generated vendored Normal file
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'use strict'
const {
safeHTTPMethods,
pathHasQueryOrFragment
} = require('../core/util')
const { serializePathWithQuery } = require('../core/util')
/**
* @param {import('../../types/dispatcher.d.ts').default.DispatchOptions} opts
*/
function makeCacheKey (opts) {
if (!opts.origin) {
throw new Error('opts.origin is undefined')
}
let fullPath = opts.path || '/'
if (opts.query && !pathHasQueryOrFragment(opts.path)) {
fullPath = serializePathWithQuery(fullPath, opts.query)
}
return {
origin: opts.origin.toString(),
method: opts.method,
path: fullPath,
headers: opts.headers
}
}
/**
* @param {Record<string, string[] | string>}
* @returns {Record<string, string[] | string>}
*/
function normalizeHeaders (opts) {
let headers
if (opts.headers == null) {
headers = {}
} else if (typeof opts.headers[Symbol.iterator] === 'function') {
headers = {}
for (const x of opts.headers) {
if (!Array.isArray(x)) {
throw new Error('opts.headers is not a valid header map')
}
const [key, val] = x
if (typeof key !== 'string' || typeof val !== 'string') {
throw new Error('opts.headers is not a valid header map')
}
headers[key.toLowerCase()] = val
}
} else if (typeof opts.headers === 'object') {
headers = {}
for (const key of Object.keys(opts.headers)) {
headers[key.toLowerCase()] = opts.headers[key]
}
} else {
throw new Error('opts.headers is not an object')
}
return headers
}
/**
* @param {any} key
*/
function assertCacheKey (key) {
if (typeof key !== 'object') {
throw new TypeError(`expected key to be object, got ${typeof key}`)
}
for (const property of ['origin', 'method', 'path']) {
if (typeof key[property] !== 'string') {
throw new TypeError(`expected key.${property} to be string, got ${typeof key[property]}`)
}
}
if (key.headers !== undefined && typeof key.headers !== 'object') {
throw new TypeError(`expected headers to be object, got ${typeof key}`)
}
}
/**
* @param {any} value
*/
function assertCacheValue (value) {
if (typeof value !== 'object') {
throw new TypeError(`expected value to be object, got ${typeof value}`)
}
for (const property of ['statusCode', 'cachedAt', 'staleAt', 'deleteAt']) {
if (typeof value[property] !== 'number') {
throw new TypeError(`expected value.${property} to be number, got ${typeof value[property]}`)
}
}
if (typeof value.statusMessage !== 'string') {
throw new TypeError(`expected value.statusMessage to be string, got ${typeof value.statusMessage}`)
}
if (value.headers != null && typeof value.headers !== 'object') {
throw new TypeError(`expected value.rawHeaders to be object, got ${typeof value.headers}`)
}
if (value.vary !== undefined && typeof value.vary !== 'object') {
throw new TypeError(`expected value.vary to be object, got ${typeof value.vary}`)
}
if (value.etag !== undefined && typeof value.etag !== 'string') {
throw new TypeError(`expected value.etag to be string, got ${typeof value.etag}`)
}
}
/**
* @see https://www.rfc-editor.org/rfc/rfc9111.html#name-cache-control
* @see https://www.iana.org/assignments/http-cache-directives/http-cache-directives.xhtml
* @param {string | string[]} header
* @returns {import('../../types/cache-interceptor.d.ts').default.CacheControlDirectives}
*/
function parseCacheControlHeader (header) {
/**
* @type {import('../../types/cache-interceptor.d.ts').default.CacheControlDirectives}
*/
const output = {}
let directives
if (Array.isArray(header)) {
directives = []
for (const directive of header) {
directives.push(...directive.split(','))
}
} else {
directives = header.split(',')
}
for (let i = 0; i < directives.length; i++) {
const directive = directives[i].toLowerCase()
const keyValueDelimiter = directive.indexOf('=')
let key
let value
if (keyValueDelimiter !== -1) {
key = directive.substring(0, keyValueDelimiter).trimStart()
value = directive.substring(keyValueDelimiter + 1)
} else {
key = directive.trim()
}
switch (key) {
case 'min-fresh':
case 'max-stale':
case 'max-age':
case 's-maxage':
case 'stale-while-revalidate':
case 'stale-if-error': {
if (value === undefined || value[0] === ' ') {
continue
}
if (
value.length >= 2 &&
value[0] === '"' &&
value[value.length - 1] === '"'
) {
value = value.substring(1, value.length - 1)
}
const parsedValue = parseInt(value, 10)
// eslint-disable-next-line no-self-compare
if (parsedValue !== parsedValue) {
continue
}
if (key === 'max-age' && key in output && output[key] >= parsedValue) {
continue
}
output[key] = parsedValue
break
}
case 'private':
case 'no-cache': {
if (value) {
// The private and no-cache directives can be unqualified (aka just
// `private` or `no-cache`) or qualified (w/ a value). When they're
// qualified, it's a list of headers like `no-cache=header1`,
// `no-cache="header1"`, or `no-cache="header1, header2"`
// If we're given multiple headers, the comma messes us up since
// we split the full header by commas. So, let's loop through the
// remaining parts in front of us until we find one that ends in a
// quote. We can then just splice all of the parts in between the
// starting quote and the ending quote out of the directives array
// and continue parsing like normal.
// https://www.rfc-editor.org/rfc/rfc9111.html#name-no-cache-2
if (value[0] === '"') {
// Something like `no-cache="some-header"` OR `no-cache="some-header, another-header"`.
// Add the first header on and cut off the leading quote
const headers = [value.substring(1)]
let foundEndingQuote = value[value.length - 1] === '"'
if (!foundEndingQuote) {
// Something like `no-cache="some-header, another-header"`
// This can still be something invalid, e.g. `no-cache="some-header, ...`
for (let j = i + 1; j < directives.length; j++) {
const nextPart = directives[j]
const nextPartLength = nextPart.length
headers.push(nextPart.trim())
if (nextPartLength !== 0 && nextPart[nextPartLength - 1] === '"') {
foundEndingQuote = true
break
}
}
}
if (foundEndingQuote) {
let lastHeader = headers[headers.length - 1]
if (lastHeader[lastHeader.length - 1] === '"') {
lastHeader = lastHeader.substring(0, lastHeader.length - 1)
headers[headers.length - 1] = lastHeader
}
if (key in output) {
output[key] = output[key].concat(headers)
} else {
output[key] = headers
}
}
} else {
// Something like `no-cache="some-header"`
if (key in output) {
output[key] = output[key].concat(value)
} else {
output[key] = [value]
}
}
break
}
}
// eslint-disable-next-line no-fallthrough
case 'public':
case 'no-store':
case 'must-revalidate':
case 'proxy-revalidate':
case 'immutable':
case 'no-transform':
case 'must-understand':
case 'only-if-cached':
if (value) {
// These are qualified (something like `public=...`) when they aren't
// allowed to be, skip
continue
}
output[key] = true
break
default:
// Ignore unknown directives as per https://www.rfc-editor.org/rfc/rfc9111.html#section-5.2.3-1
continue
}
}
return output
}
/**
* @param {string | string[]} varyHeader Vary header from the server
* @param {Record<string, string | string[]>} headers Request headers
* @returns {Record<string, string | string[]>}
*/
function parseVaryHeader (varyHeader, headers) {
if (typeof varyHeader === 'string' && varyHeader.includes('*')) {
return headers
}
const output = /** @type {Record<string, string | string[] | null>} */ ({})
const varyingHeaders = typeof varyHeader === 'string'
? varyHeader.split(',')
: varyHeader
for (const header of varyingHeaders) {
const trimmedHeader = header.trim().toLowerCase()
output[trimmedHeader] = headers[trimmedHeader] ?? null
}
return output
}
/**
* Note: this deviates from the spec a little. Empty etags ("", W/"") are valid,
* however, including them in cached resposnes serves little to no purpose.
*
* @see https://www.rfc-editor.org/rfc/rfc9110.html#name-etag
*
* @param {string} etag
* @returns {boolean}
*/
function isEtagUsable (etag) {
if (etag.length <= 2) {
// Shortest an etag can be is two chars (just ""). This is where we deviate
// from the spec requiring a min of 3 chars however
return false
}
if (etag[0] === '"' && etag[etag.length - 1] === '"') {
// ETag: ""asd123"" or ETag: "W/"asd123"", kinda undefined behavior in the
// spec. Some servers will accept these while others don't.
// ETag: "asd123"
return !(etag[1] === '"' || etag.startsWith('"W/'))
}
if (etag.startsWith('W/"') && etag[etag.length - 1] === '"') {
// ETag: W/"", also where we deviate from the spec & require a min of 3
// chars
// ETag: for W/"", W/"asd123"
return etag.length !== 4
}
// Anything else
return false
}
/**
* @param {unknown} store
* @returns {asserts store is import('../../types/cache-interceptor.d.ts').default.CacheStore}
*/
function assertCacheStore (store, name = 'CacheStore') {
if (typeof store !== 'object' || store === null) {
throw new TypeError(`expected type of ${name} to be a CacheStore, got ${store === null ? 'null' : typeof store}`)
}
for (const fn of ['get', 'createWriteStream', 'delete']) {
if (typeof store[fn] !== 'function') {
throw new TypeError(`${name} needs to have a \`${fn}()\` function`)
}
}
}
/**
* @param {unknown} methods
* @returns {asserts methods is import('../../types/cache-interceptor.d.ts').default.CacheMethods[]}
*/
function assertCacheMethods (methods, name = 'CacheMethods') {
if (!Array.isArray(methods)) {
throw new TypeError(`expected type of ${name} needs to be an array, got ${methods === null ? 'null' : typeof methods}`)
}
if (methods.length === 0) {
throw new TypeError(`${name} needs to have at least one method`)
}
for (const method of methods) {
if (!safeHTTPMethods.includes(method)) {
throw new TypeError(`element of ${name}-array needs to be one of following values: ${safeHTTPMethods.join(', ')}, got ${method}`)
}
}
}
module.exports = {
makeCacheKey,
normalizeHeaders,
assertCacheKey,
assertCacheValue,
parseCacheControlHeader,
parseVaryHeader,
isEtagUsable,
assertCacheMethods,
assertCacheStore
}

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node_modules/undici/lib/util/date.js generated vendored Normal file
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'use strict'
/**
* @see https://www.rfc-editor.org/rfc/rfc9110.html#name-date-time-formats
*
* @param {string} date
* @returns {Date | undefined}
*/
function parseHttpDate (date) {
// Sun, 06 Nov 1994 08:49:37 GMT ; IMF-fixdate
// Sun Nov 6 08:49:37 1994 ; ANSI C's asctime() format
// Sunday, 06-Nov-94 08:49:37 GMT ; obsolete RFC 850 format
switch (date[3]) {
case ',': return parseImfDate(date)
case ' ': return parseAscTimeDate(date)
default: return parseRfc850Date(date)
}
}
/**
* @see https://httpwg.org/specs/rfc9110.html#preferred.date.format
*
* @param {string} date
* @returns {Date | undefined}
*/
function parseImfDate (date) {
if (
date.length !== 29 ||
date[4] !== ' ' ||
date[7] !== ' ' ||
date[11] !== ' ' ||
date[16] !== ' ' ||
date[19] !== ':' ||
date[22] !== ':' ||
date[25] !== ' ' ||
date[26] !== 'G' ||
date[27] !== 'M' ||
date[28] !== 'T'
) {
return undefined
}
let weekday = -1
if (date[0] === 'S' && date[1] === 'u' && date[2] === 'n') { // Sunday
weekday = 0
} else if (date[0] === 'M' && date[1] === 'o' && date[2] === 'n') { // Monday
weekday = 1
} else if (date[0] === 'T' && date[1] === 'u' && date[2] === 'e') { // Tuesday
weekday = 2
} else if (date[0] === 'W' && date[1] === 'e' && date[2] === 'd') { // Wednesday
weekday = 3
} else if (date[0] === 'T' && date[1] === 'h' && date[2] === 'u') { // Thursday
weekday = 4
} else if (date[0] === 'F' && date[1] === 'r' && date[2] === 'i') { // Friday
weekday = 5
} else if (date[0] === 'S' && date[1] === 'a' && date[2] === 't') { // Saturday
weekday = 6
} else {
return undefined // Not a valid day of the week
}
let day = 0
if (date[5] === '0') {
// Single digit day, e.g. "Sun Nov 6 08:49:37 1994"
const code = date.charCodeAt(6)
if (code < 49 || code > 57) {
return undefined // Not a digit
}
day = code - 48 // Convert ASCII code to number
} else {
const code1 = date.charCodeAt(5)
if (code1 < 49 || code1 > 51) {
return undefined // Not a digit between 1 and 3
}
const code2 = date.charCodeAt(6)
if (code2 < 48 || code2 > 57) {
return undefined // Not a digit
}
day = (code1 - 48) * 10 + (code2 - 48) // Convert ASCII codes to number
}
let monthIdx = -1
if (
(date[8] === 'J' && date[9] === 'a' && date[10] === 'n')
) {
monthIdx = 0 // Jan
} else if (
(date[8] === 'F' && date[9] === 'e' && date[10] === 'b')
) {
monthIdx = 1 // Feb
} else if (
(date[8] === 'M' && date[9] === 'a')
) {
if (date[10] === 'r') {
monthIdx = 2 // Mar
} else if (date[10] === 'y') {
monthIdx = 4 // May
} else {
return undefined // Invalid month
}
} else if (
(date[8] === 'J')
) {
if (date[9] === 'a' && date[10] === 'n') {
monthIdx = 0 // Jan
} else if (date[9] === 'u') {
if (date[10] === 'n') {
monthIdx = 5 // Jun
} else if (date[10] === 'l') {
monthIdx = 6 // Jul
} else {
return undefined // Invalid month
}
} else {
return undefined // Invalid month
}
} else if (
(date[8] === 'A')
) {
if (date[9] === 'p' && date[10] === 'r') {
monthIdx = 3 // Apr
} else if (date[9] === 'u' && date[10] === 'g') {
monthIdx = 7 // Aug
} else {
return undefined // Invalid month
}
} else if (
(date[8] === 'S' && date[9] === 'e' && date[10] === 'p')
) {
monthIdx = 8 // Sep
} else if (
(date[8] === 'O' && date[9] === 'c' && date[10] === 't')
) {
monthIdx = 9 // Oct
} else if (
(date[8] === 'N' && date[9] === 'o' && date[10] === 'v')
) {
monthIdx = 10 // Nov
} else if (
(date[8] === 'D' && date[9] === 'e' && date[10] === 'c')
) {
monthIdx = 11 // Dec
} else {
// Not a valid month
return undefined
}
const yearDigit1 = date.charCodeAt(12)
if (yearDigit1 < 48 || yearDigit1 > 57) {
return undefined // Not a digit
}
const yearDigit2 = date.charCodeAt(13)
if (yearDigit2 < 48 || yearDigit2 > 57) {
return undefined // Not a digit
}
const yearDigit3 = date.charCodeAt(14)
if (yearDigit3 < 48 || yearDigit3 > 57) {
return undefined // Not a digit
}
const yearDigit4 = date.charCodeAt(15)
if (yearDigit4 < 48 || yearDigit4 > 57) {
return undefined // Not a digit
}
const year = (yearDigit1 - 48) * 1000 + (yearDigit2 - 48) * 100 + (yearDigit3 - 48) * 10 + (yearDigit4 - 48)
let hour = 0
if (date[17] === '0') {
const code = date.charCodeAt(18)
if (code < 48 || code > 57) {
return undefined // Not a digit
}
hour = code - 48 // Convert ASCII code to number
} else {
const code1 = date.charCodeAt(17)
if (code1 < 48 || code1 > 50) {
return undefined // Not a digit between 0 and 2
}
const code2 = date.charCodeAt(18)
if (code2 < 48 || code2 > 57) {
return undefined // Not a digit
}
if (code1 === 50 && code2 > 51) {
return undefined // Hour cannot be greater than 23
}
hour = (code1 - 48) * 10 + (code2 - 48) // Convert ASCII codes to number
}
let minute = 0
if (date[20] === '0') {
const code = date.charCodeAt(21)
if (code < 48 || code > 57) {
return undefined // Not a digit
}
minute = code - 48 // Convert ASCII code to number
} else {
const code1 = date.charCodeAt(20)
if (code1 < 48 || code1 > 53) {
return undefined // Not a digit between 0 and 5
}
const code2 = date.charCodeAt(21)
if (code2 < 48 || code2 > 57) {
return undefined // Not a digit
}
minute = (code1 - 48) * 10 + (code2 - 48) // Convert ASCII codes to number
}
let second = 0
if (date[23] === '0') {
const code = date.charCodeAt(24)
if (code < 48 || code > 57) {
return undefined // Not a digit
}
second = code - 48 // Convert ASCII code to number
} else {
const code1 = date.charCodeAt(23)
if (code1 < 48 || code1 > 53) {
return undefined // Not a digit between 0 and 5
}
const code2 = date.charCodeAt(24)
if (code2 < 48 || code2 > 57) {
return undefined // Not a digit
}
second = (code1 - 48) * 10 + (code2 - 48) // Convert ASCII codes to number
}
const result = new Date(Date.UTC(year, monthIdx, day, hour, minute, second))
return result.getUTCDay() === weekday ? result : undefined
}
/**
* @see https://httpwg.org/specs/rfc9110.html#obsolete.date.formats
*
* @param {string} date
* @returns {Date | undefined}
*/
function parseAscTimeDate (date) {
// This is assumed to be in UTC
if (
date.length !== 24 ||
date[7] !== ' ' ||
date[10] !== ' ' ||
date[19] !== ' '
) {
return undefined
}
let weekday = -1
if (date[0] === 'S' && date[1] === 'u' && date[2] === 'n') { // Sunday
weekday = 0
} else if (date[0] === 'M' && date[1] === 'o' && date[2] === 'n') { // Monday
weekday = 1
} else if (date[0] === 'T' && date[1] === 'u' && date[2] === 'e') { // Tuesday
weekday = 2
} else if (date[0] === 'W' && date[1] === 'e' && date[2] === 'd') { // Wednesday
weekday = 3
} else if (date[0] === 'T' && date[1] === 'h' && date[2] === 'u') { // Thursday
weekday = 4
} else if (date[0] === 'F' && date[1] === 'r' && date[2] === 'i') { // Friday
weekday = 5
} else if (date[0] === 'S' && date[1] === 'a' && date[2] === 't') { // Saturday
weekday = 6
} else {
return undefined // Not a valid day of the week
}
let monthIdx = -1
if (
(date[4] === 'J' && date[5] === 'a' && date[6] === 'n')
) {
monthIdx = 0 // Jan
} else if (
(date[4] === 'F' && date[5] === 'e' && date[6] === 'b')
) {
monthIdx = 1 // Feb
} else if (
(date[4] === 'M' && date[5] === 'a')
) {
if (date[6] === 'r') {
monthIdx = 2 // Mar
} else if (date[6] === 'y') {
monthIdx = 4 // May
} else {
return undefined // Invalid month
}
} else if (
(date[4] === 'J')
) {
if (date[5] === 'a' && date[6] === 'n') {
monthIdx = 0 // Jan
} else if (date[5] === 'u') {
if (date[6] === 'n') {
monthIdx = 5 // Jun
} else if (date[6] === 'l') {
monthIdx = 6 // Jul
} else {
return undefined // Invalid month
}
} else {
return undefined // Invalid month
}
} else if (
(date[4] === 'A')
) {
if (date[5] === 'p' && date[6] === 'r') {
monthIdx = 3 // Apr
} else if (date[5] === 'u' && date[6] === 'g') {
monthIdx = 7 // Aug
} else {
return undefined // Invalid month
}
} else if (
(date[4] === 'S' && date[5] === 'e' && date[6] === 'p')
) {
monthIdx = 8 // Sep
} else if (
(date[4] === 'O' && date[5] === 'c' && date[6] === 't')
) {
monthIdx = 9 // Oct
} else if (
(date[4] === 'N' && date[5] === 'o' && date[6] === 'v')
) {
monthIdx = 10 // Nov
} else if (
(date[4] === 'D' && date[5] === 'e' && date[6] === 'c')
) {
monthIdx = 11 // Dec
} else {
// Not a valid month
return undefined
}
let day = 0
if (date[8] === ' ') {
// Single digit day, e.g. "Sun Nov 6 08:49:37 1994"
const code = date.charCodeAt(9)
if (code < 49 || code > 57) {
return undefined // Not a digit
}
day = code - 48 // Convert ASCII code to number
} else {
const code1 = date.charCodeAt(8)
if (code1 < 49 || code1 > 51) {
return undefined // Not a digit between 1 and 3
}
const code2 = date.charCodeAt(9)
if (code2 < 48 || code2 > 57) {
return undefined // Not a digit
}
day = (code1 - 48) * 10 + (code2 - 48) // Convert ASCII codes to number
}
let hour = 0
if (date[11] === '0') {
const code = date.charCodeAt(12)
if (code < 48 || code > 57) {
return undefined // Not a digit
}
hour = code - 48 // Convert ASCII code to number
} else {
const code1 = date.charCodeAt(11)
if (code1 < 48 || code1 > 50) {
return undefined // Not a digit between 0 and 2
}
const code2 = date.charCodeAt(12)
if (code2 < 48 || code2 > 57) {
return undefined // Not a digit
}
if (code1 === 50 && code2 > 51) {
return undefined // Hour cannot be greater than 23
}
hour = (code1 - 48) * 10 + (code2 - 48) // Convert ASCII codes to number
}
let minute = 0
if (date[14] === '0') {
const code = date.charCodeAt(15)
if (code < 48 || code > 57) {
return undefined // Not a digit
}
minute = code - 48 // Convert ASCII code to number
} else {
const code1 = date.charCodeAt(14)
if (code1 < 48 || code1 > 53) {
return undefined // Not a digit between 0 and 5
}
const code2 = date.charCodeAt(15)
if (code2 < 48 || code2 > 57) {
return undefined // Not a digit
}
minute = (code1 - 48) * 10 + (code2 - 48) // Convert ASCII codes to number
}
let second = 0
if (date[17] === '0') {
const code = date.charCodeAt(18)
if (code < 48 || code > 57) {
return undefined // Not a digit
}
second = code - 48 // Convert ASCII code to number
} else {
const code1 = date.charCodeAt(17)
if (code1 < 48 || code1 > 53) {
return undefined // Not a digit between 0 and 5
}
const code2 = date.charCodeAt(18)
if (code2 < 48 || code2 > 57) {
return undefined // Not a digit
}
second = (code1 - 48) * 10 + (code2 - 48) // Convert ASCII codes to number
}
const yearDigit1 = date.charCodeAt(20)
if (yearDigit1 < 48 || yearDigit1 > 57) {
return undefined // Not a digit
}
const yearDigit2 = date.charCodeAt(21)
if (yearDigit2 < 48 || yearDigit2 > 57) {
return undefined // Not a digit
}
const yearDigit3 = date.charCodeAt(22)
if (yearDigit3 < 48 || yearDigit3 > 57) {
return undefined // Not a digit
}
const yearDigit4 = date.charCodeAt(23)
if (yearDigit4 < 48 || yearDigit4 > 57) {
return undefined // Not a digit
}
const year = (yearDigit1 - 48) * 1000 + (yearDigit2 - 48) * 100 + (yearDigit3 - 48) * 10 + (yearDigit4 - 48)
const result = new Date(Date.UTC(year, monthIdx, day, hour, minute, second))
return result.getUTCDay() === weekday ? result : undefined
}
/**
* @see https://httpwg.org/specs/rfc9110.html#obsolete.date.formats
*
* @param {string} date
* @returns {Date | undefined}
*/
function parseRfc850Date (date) {
let commaIndex = -1
let weekday = -1
if (date[0] === 'S') {
if (date[1] === 'u' && date[2] === 'n' && date[3] === 'd' && date[4] === 'a' && date[5] === 'y') {
weekday = 0 // Sunday
commaIndex = 6
} else if (date[1] === 'a' && date[2] === 't' && date[3] === 'u' && date[4] === 'r' && date[5] === 'd' && date[6] === 'a' && date[7] === 'y') {
weekday = 6 // Saturday
commaIndex = 8
}
} else if (date[0] === 'M' && date[1] === 'o' && date[2] === 'n' && date[3] === 'd' && date[4] === 'a' && date[5] === 'y') {
weekday = 1 // Monday
commaIndex = 6
} else if (date[0] === 'T') {
if (date[1] === 'u' && date[2] === 'e' && date[3] === 's' && date[4] === 'd' && date[5] === 'a' && date[6] === 'y') {
weekday = 2 // Tuesday
commaIndex = 7
} else if (date[1] === 'h' && date[2] === 'u' && date[3] === 'r' && date[4] === 's' && date[5] === 'd' && date[6] === 'a' && date[7] === 'y') {
weekday = 4 // Thursday
commaIndex = 8
}
} else if (date[0] === 'W' && date[1] === 'e' && date[2] === 'd' && date[3] === 'n' && date[4] === 'e' && date[5] === 's' && date[6] === 'd' && date[7] === 'a' && date[8] === 'y') {
weekday = 3 // Wednesday
commaIndex = 9
} else if (date[0] === 'F' && date[1] === 'r' && date[2] === 'i' && date[3] === 'd' && date[4] === 'a' && date[5] === 'y') {
weekday = 5 // Friday
commaIndex = 6
} else {
// Not a valid day name
return undefined
}
if (
date[commaIndex] !== ',' ||
(date.length - commaIndex - 1) !== 23 ||
date[commaIndex + 1] !== ' ' ||
date[commaIndex + 4] !== '-' ||
date[commaIndex + 8] !== '-' ||
date[commaIndex + 11] !== ' ' ||
date[commaIndex + 14] !== ':' ||
date[commaIndex + 17] !== ':' ||
date[commaIndex + 20] !== ' ' ||
date[commaIndex + 21] !== 'G' ||
date[commaIndex + 22] !== 'M' ||
date[commaIndex + 23] !== 'T'
) {
return undefined
}
let day = 0
if (date[commaIndex + 2] === '0') {
// Single digit day, e.g. "Sun Nov 6 08:49:37 1994"
const code = date.charCodeAt(commaIndex + 3)
if (code < 49 || code > 57) {
return undefined // Not a digit
}
day = code - 48 // Convert ASCII code to number
} else {
const code1 = date.charCodeAt(commaIndex + 2)
if (code1 < 49 || code1 > 51) {
return undefined // Not a digit between 1 and 3
}
const code2 = date.charCodeAt(commaIndex + 3)
if (code2 < 48 || code2 > 57) {
return undefined // Not a digit
}
day = (code1 - 48) * 10 + (code2 - 48) // Convert ASCII codes to number
}
let monthIdx = -1
if (
(date[commaIndex + 5] === 'J' && date[commaIndex + 6] === 'a' && date[commaIndex + 7] === 'n')
) {
monthIdx = 0 // Jan
} else if (
(date[commaIndex + 5] === 'F' && date[commaIndex + 6] === 'e' && date[commaIndex + 7] === 'b')
) {
monthIdx = 1 // Feb
} else if (
(date[commaIndex + 5] === 'M' && date[commaIndex + 6] === 'a' && date[commaIndex + 7] === 'r')
) {
monthIdx = 2 // Mar
} else if (
(date[commaIndex + 5] === 'A' && date[commaIndex + 6] === 'p' && date[commaIndex + 7] === 'r')
) {
monthIdx = 3 // Apr
} else if (
(date[commaIndex + 5] === 'M' && date[commaIndex + 6] === 'a' && date[commaIndex + 7] === 'y')
) {
monthIdx = 4 // May
} else if (
(date[commaIndex + 5] === 'J' && date[commaIndex + 6] === 'u' && date[commaIndex + 7] === 'n')
) {
monthIdx = 5 // Jun
} else if (
(date[commaIndex + 5] === 'J' && date[commaIndex + 6] === 'u' && date[commaIndex + 7] === 'l')
) {
monthIdx = 6 // Jul
} else if (
(date[commaIndex + 5] === 'A' && date[commaIndex + 6] === 'u' && date[commaIndex + 7] === 'g')
) {
monthIdx = 7 // Aug
} else if (
(date[commaIndex + 5] === 'S' && date[commaIndex + 6] === 'e' && date[commaIndex + 7] === 'p')
) {
monthIdx = 8 // Sep
} else if (
(date[commaIndex + 5] === 'O' && date[commaIndex + 6] === 'c' && date[commaIndex + 7] === 't')
) {
monthIdx = 9 // Oct
} else if (
(date[commaIndex + 5] === 'N' && date[commaIndex + 6] === 'o' && date[commaIndex + 7] === 'v')
) {
monthIdx = 10 // Nov
} else if (
(date[commaIndex + 5] === 'D' && date[commaIndex + 6] === 'e' && date[commaIndex + 7] === 'c')
) {
monthIdx = 11 // Dec
} else {
// Not a valid month
return undefined
}
const yearDigit1 = date.charCodeAt(commaIndex + 9)
if (yearDigit1 < 48 || yearDigit1 > 57) {
return undefined // Not a digit
}
const yearDigit2 = date.charCodeAt(commaIndex + 10)
if (yearDigit2 < 48 || yearDigit2 > 57) {
return undefined // Not a digit
}
let year = (yearDigit1 - 48) * 10 + (yearDigit2 - 48) // Convert ASCII codes to number
// RFC 6265 states that the year is in the range 1970-2069.
// @see https://datatracker.ietf.org/doc/html/rfc6265#section-5.1.1
//
// 3. If the year-value is greater than or equal to 70 and less than or
// equal to 99, increment the year-value by 1900.
// 4. If the year-value is greater than or equal to 0 and less than or
// equal to 69, increment the year-value by 2000.
year += year < 70 ? 2000 : 1900
let hour = 0
if (date[commaIndex + 12] === '0') {
const code = date.charCodeAt(commaIndex + 13)
if (code < 48 || code > 57) {
return undefined // Not a digit
}
hour = code - 48 // Convert ASCII code to number
} else {
const code1 = date.charCodeAt(commaIndex + 12)
if (code1 < 48 || code1 > 50) {
return undefined // Not a digit between 0 and 2
}
const code2 = date.charCodeAt(commaIndex + 13)
if (code2 < 48 || code2 > 57) {
return undefined // Not a digit
}
if (code1 === 50 && code2 > 51) {
return undefined // Hour cannot be greater than 23
}
hour = (code1 - 48) * 10 + (code2 - 48) // Convert ASCII codes to number
}
let minute = 0
if (date[commaIndex + 15] === '0') {
const code = date.charCodeAt(commaIndex + 16)
if (code < 48 || code > 57) {
return undefined // Not a digit
}
minute = code - 48 // Convert ASCII code to number
} else {
const code1 = date.charCodeAt(commaIndex + 15)
if (code1 < 48 || code1 > 53) {
return undefined // Not a digit between 0 and 5
}
const code2 = date.charCodeAt(commaIndex + 16)
if (code2 < 48 || code2 > 57) {
return undefined // Not a digit
}
minute = (code1 - 48) * 10 + (code2 - 48) // Convert ASCII codes to number
}
let second = 0
if (date[commaIndex + 18] === '0') {
const code = date.charCodeAt(commaIndex + 19)
if (code < 48 || code > 57) {
return undefined // Not a digit
}
second = code - 48 // Convert ASCII code to number
} else {
const code1 = date.charCodeAt(commaIndex + 18)
if (code1 < 48 || code1 > 53) {
return undefined // Not a digit between 0 and 5
}
const code2 = date.charCodeAt(commaIndex + 19)
if (code2 < 48 || code2 > 57) {
return undefined // Not a digit
}
second = (code1 - 48) * 10 + (code2 - 48) // Convert ASCII codes to number
}
const result = new Date(Date.UTC(year, monthIdx, day, hour, minute, second))
return result.getUTCDay() === weekday ? result : undefined
}
module.exports = {
parseHttpDate
}

28
node_modules/undici/lib/util/promise.js generated vendored Normal file
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'use strict'
/**
* @template {*} T
* @typedef {Object} DeferredPromise
* @property {Promise<T>} promise
* @property {(value?: T) => void} resolve
* @property {(reason?: any) => void} reject
*/
/**
* @template {*} T
* @returns {DeferredPromise<T>} An object containing a promise and its resolve/reject methods.
*/
function createDeferredPromise () {
let res
let rej
const promise = new Promise((resolve, reject) => {
res = resolve
rej = reject
})
return { promise, resolve: res, reject: rej }
}
module.exports = {
createDeferredPromise
}

32
node_modules/undici/lib/util/stats.js generated vendored Normal file
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'use strict'
const {
kConnected,
kPending,
kRunning,
kSize,
kFree,
kQueued
} = require('../core/symbols')
class ClientStats {
constructor (client) {
this.connected = client[kConnected]
this.pending = client[kPending]
this.running = client[kRunning]
this.size = client[kSize]
}
}
class PoolStats {
constructor (pool) {
this.connected = pool[kConnected]
this.free = pool[kFree]
this.pending = pool[kPending]
this.queued = pool[kQueued]
this.running = pool[kRunning]
this.size = pool[kSize]
}
}
module.exports = { ClientStats, PoolStats }

425
node_modules/undici/lib/util/timers.js generated vendored Normal file
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'use strict'
/**
* This module offers an optimized timer implementation designed for scenarios
* where high precision is not critical.
*
* The timer achieves faster performance by using a low-resolution approach,
* with an accuracy target of within 500ms. This makes it particularly useful
* for timers with delays of 1 second or more, where exact timing is less
* crucial.
*
* It's important to note that Node.js timers are inherently imprecise, as
* delays can occur due to the event loop being blocked by other operations.
* Consequently, timers may trigger later than their scheduled time.
*/
/**
* The fastNow variable contains the internal fast timer clock value.
*
* @type {number}
*/
let fastNow = 0
/**
* RESOLUTION_MS represents the target resolution time in milliseconds.
*
* @type {number}
* @default 1000
*/
const RESOLUTION_MS = 1e3
/**
* TICK_MS defines the desired interval in milliseconds between each tick.
* The target value is set to half the resolution time, minus 1 ms, to account
* for potential event loop overhead.
*
* @type {number}
* @default 499
*/
const TICK_MS = (RESOLUTION_MS >> 1) - 1
/**
* fastNowTimeout is a Node.js timer used to manage and process
* the FastTimers stored in the `fastTimers` array.
*
* @type {NodeJS.Timeout}
*/
let fastNowTimeout
/**
* The kFastTimer symbol is used to identify FastTimer instances.
*
* @type {Symbol}
*/
const kFastTimer = Symbol('kFastTimer')
/**
* The fastTimers array contains all active FastTimers.
*
* @type {FastTimer[]}
*/
const fastTimers = []
/**
* These constants represent the various states of a FastTimer.
*/
/**
* The `NOT_IN_LIST` constant indicates that the FastTimer is not included
* in the `fastTimers` array. Timers with this status will not be processed
* during the next tick by the `onTick` function.
*
* A FastTimer can be re-added to the `fastTimers` array by invoking the
* `refresh` method on the FastTimer instance.
*
* @type {-2}
*/
const NOT_IN_LIST = -2
/**
* The `TO_BE_CLEARED` constant indicates that the FastTimer is scheduled
* for removal from the `fastTimers` array. A FastTimer in this state will
* be removed in the next tick by the `onTick` function and will no longer
* be processed.
*
* This status is also set when the `clear` method is called on the FastTimer instance.
*
* @type {-1}
*/
const TO_BE_CLEARED = -1
/**
* The `PENDING` constant signifies that the FastTimer is awaiting processing
* in the next tick by the `onTick` function. Timers with this status will have
* their `_idleStart` value set and their status updated to `ACTIVE` in the next tick.
*
* @type {0}
*/
const PENDING = 0
/**
* The `ACTIVE` constant indicates that the FastTimer is active and waiting
* for its timer to expire. During the next tick, the `onTick` function will
* check if the timer has expired, and if so, it will execute the associated callback.
*
* @type {1}
*/
const ACTIVE = 1
/**
* The onTick function processes the fastTimers array.
*
* @returns {void}
*/
function onTick () {
/**
* Increment the fastNow value by the TICK_MS value, despite the actual time
* that has passed since the last tick. This approach ensures independence
* from the system clock and delays caused by a blocked event loop.
*
* @type {number}
*/
fastNow += TICK_MS
/**
* The `idx` variable is used to iterate over the `fastTimers` array.
* Expired timers are removed by replacing them with the last element in the array.
* Consequently, `idx` is only incremented when the current element is not removed.
*
* @type {number}
*/
let idx = 0
/**
* The len variable will contain the length of the fastTimers array
* and will be decremented when a FastTimer should be removed from the
* fastTimers array.
*
* @type {number}
*/
let len = fastTimers.length
while (idx < len) {
/**
* @type {FastTimer}
*/
const timer = fastTimers[idx]
// If the timer is in the ACTIVE state and the timer has expired, it will
// be processed in the next tick.
if (timer._state === PENDING) {
// Set the _idleStart value to the fastNow value minus the TICK_MS value
// to account for the time the timer was in the PENDING state.
timer._idleStart = fastNow - TICK_MS
timer._state = ACTIVE
} else if (
timer._state === ACTIVE &&
fastNow >= timer._idleStart + timer._idleTimeout
) {
timer._state = TO_BE_CLEARED
timer._idleStart = -1
timer._onTimeout(timer._timerArg)
}
if (timer._state === TO_BE_CLEARED) {
timer._state = NOT_IN_LIST
// Move the last element to the current index and decrement len if it is
// not the only element in the array.
if (--len !== 0) {
fastTimers[idx] = fastTimers[len]
}
} else {
++idx
}
}
// Set the length of the fastTimers array to the new length and thus
// removing the excess FastTimers elements from the array.
fastTimers.length = len
// If there are still active FastTimers in the array, refresh the Timer.
// If there are no active FastTimers, the timer will be refreshed again
// when a new FastTimer is instantiated.
if (fastTimers.length !== 0) {
refreshTimeout()
}
}
function refreshTimeout () {
// If the fastNowTimeout is already set and the Timer has the refresh()-
// method available, call it to refresh the timer.
// Some timer objects returned by setTimeout may not have a .refresh()
// method (e.g. mocked timers in tests).
if (fastNowTimeout?.refresh) {
fastNowTimeout.refresh()
// fastNowTimeout is not instantiated yet or refresh is not availabe,
// create a new Timer.
} else {
clearTimeout(fastNowTimeout)
fastNowTimeout = setTimeout(onTick, TICK_MS)
// If the Timer has an unref method, call it to allow the process to exit,
// if there are no other active handles. When using fake timers or mocked
// environments (like Jest), .unref() may not be defined,
fastNowTimeout?.unref()
}
}
/**
* The `FastTimer` class is a data structure designed to store and manage
* timer information.
*/
class FastTimer {
[kFastTimer] = true
/**
* The state of the timer, which can be one of the following:
* - NOT_IN_LIST (-2)
* - TO_BE_CLEARED (-1)
* - PENDING (0)
* - ACTIVE (1)
*
* @type {-2|-1|0|1}
* @private
*/
_state = NOT_IN_LIST
/**
* The number of milliseconds to wait before calling the callback.
*
* @type {number}
* @private
*/
_idleTimeout = -1
/**
* The time in milliseconds when the timer was started. This value is used to
* calculate when the timer should expire.
*
* @type {number}
* @default -1
* @private
*/
_idleStart = -1
/**
* The function to be executed when the timer expires.
* @type {Function}
* @private
*/
_onTimeout
/**
* The argument to be passed to the callback when the timer expires.
*
* @type {*}
* @private
*/
_timerArg
/**
* @constructor
* @param {Function} callback A function to be executed after the timer
* expires.
* @param {number} delay The time, in milliseconds that the timer should wait
* before the specified function or code is executed.
* @param {*} arg
*/
constructor (callback, delay, arg) {
this._onTimeout = callback
this._idleTimeout = delay
this._timerArg = arg
this.refresh()
}
/**
* Sets the timer's start time to the current time, and reschedules the timer
* to call its callback at the previously specified duration adjusted to the
* current time.
* Using this on a timer that has already called its callback will reactivate
* the timer.
*
* @returns {void}
*/
refresh () {
// In the special case that the timer is not in the list of active timers,
// add it back to the array to be processed in the next tick by the onTick
// function.
if (this._state === NOT_IN_LIST) {
fastTimers.push(this)
}
// If the timer is the only active timer, refresh the fastNowTimeout for
// better resolution.
if (!fastNowTimeout || fastTimers.length === 1) {
refreshTimeout()
}
// Setting the state to PENDING will cause the timer to be reset in the
// next tick by the onTick function.
this._state = PENDING
}
/**
* The `clear` method cancels the timer, preventing it from executing.
*
* @returns {void}
* @private
*/
clear () {
// Set the state to TO_BE_CLEARED to mark the timer for removal in the next
// tick by the onTick function.
this._state = TO_BE_CLEARED
// Reset the _idleStart value to -1 to indicate that the timer is no longer
// active.
this._idleStart = -1
}
}
/**
* This module exports a setTimeout and clearTimeout function that can be
* used as a drop-in replacement for the native functions.
*/
module.exports = {
/**
* The setTimeout() method sets a timer which executes a function once the
* timer expires.
* @param {Function} callback A function to be executed after the timer
* expires.
* @param {number} delay The time, in milliseconds that the timer should
* wait before the specified function or code is executed.
* @param {*} [arg] An optional argument to be passed to the callback function
* when the timer expires.
* @returns {NodeJS.Timeout|FastTimer}
*/
setTimeout (callback, delay, arg) {
// If the delay is less than or equal to the RESOLUTION_MS value return a
// native Node.js Timer instance.
return delay <= RESOLUTION_MS
? setTimeout(callback, delay, arg)
: new FastTimer(callback, delay, arg)
},
/**
* The clearTimeout method cancels an instantiated Timer previously created
* by calling setTimeout.
*
* @param {NodeJS.Timeout|FastTimer} timeout
*/
clearTimeout (timeout) {
// If the timeout is a FastTimer, call its own clear method.
if (timeout[kFastTimer]) {
/**
* @type {FastTimer}
*/
timeout.clear()
// Otherwise it is an instance of a native NodeJS.Timeout, so call the
// Node.js native clearTimeout function.
} else {
clearTimeout(timeout)
}
},
/**
* The setFastTimeout() method sets a fastTimer which executes a function once
* the timer expires.
* @param {Function} callback A function to be executed after the timer
* expires.
* @param {number} delay The time, in milliseconds that the timer should
* wait before the specified function or code is executed.
* @param {*} [arg] An optional argument to be passed to the callback function
* when the timer expires.
* @returns {FastTimer}
*/
setFastTimeout (callback, delay, arg) {
return new FastTimer(callback, delay, arg)
},
/**
* The clearTimeout method cancels an instantiated FastTimer previously
* created by calling setFastTimeout.
*
* @param {FastTimer} timeout
*/
clearFastTimeout (timeout) {
timeout.clear()
},
/**
* The now method returns the value of the internal fast timer clock.
*
* @returns {number}
*/
now () {
return fastNow
},
/**
* Trigger the onTick function to process the fastTimers array.
* Exported for testing purposes only.
* Marking as deprecated to discourage any use outside of testing.
* @deprecated
* @param {number} [delay=0] The delay in milliseconds to add to the now value.
*/
tick (delay = 0) {
fastNow += delay - RESOLUTION_MS + 1
onTick()
onTick()
},
/**
* Reset FastTimers.
* Exported for testing purposes only.
* Marking as deprecated to discourage any use outside of testing.
* @deprecated
*/
reset () {
fastNow = 0
fastTimers.length = 0
clearTimeout(fastNowTimeout)
fastNowTimeout = null
},
/**
* Exporting for testing purposes only.
* Marking as deprecated to discourage any use outside of testing.
* @deprecated
*/
kFastTimer
}