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Diffstat (limited to 'g4f/Provider/npm/node_modules/undici/lib/fetch/webidl.js')
| -rw-r--r-- | g4f/Provider/npm/node_modules/undici/lib/fetch/webidl.js | 648 |
1 files changed, 0 insertions, 648 deletions
diff --git a/g4f/Provider/npm/node_modules/undici/lib/fetch/webidl.js b/g4f/Provider/npm/node_modules/undici/lib/fetch/webidl.js deleted file mode 100644 index 38a05e65..00000000 --- a/g4f/Provider/npm/node_modules/undici/lib/fetch/webidl.js +++ /dev/null @@ -1,648 +0,0 @@ -'use strict' - -const { types } = require('util') -const { hasOwn, toUSVString } = require('./util') - -/** @type {import('../../types/webidl').Webidl} */ -const webidl = {} -webidl.converters = {} -webidl.util = {} -webidl.errors = {} - -webidl.errors.exception = function (message) { - return new TypeError(`${message.header}: ${message.message}`) -} - -webidl.errors.conversionFailed = function (context) { - const plural = context.types.length === 1 ? '' : ' one of' - const message = - `${context.argument} could not be converted to` + - `${plural}: ${context.types.join(', ')}.` - - return webidl.errors.exception({ - header: context.prefix, - message - }) -} - -webidl.errors.invalidArgument = function (context) { - return webidl.errors.exception({ - header: context.prefix, - message: `"${context.value}" is an invalid ${context.type}.` - }) -} - -// https://webidl.spec.whatwg.org/#implements -webidl.brandCheck = function (V, I, opts = undefined) { - if (opts?.strict !== false && !(V instanceof I)) { - throw new TypeError('Illegal invocation') - } else { - return V?.[Symbol.toStringTag] === I.prototype[Symbol.toStringTag] - } -} - -webidl.argumentLengthCheck = function ({ length }, min, ctx) { - if (length < min) { - throw webidl.errors.exception({ - message: `${min} argument${min !== 1 ? 's' : ''} required, ` + - `but${length ? ' only' : ''} ${length} found.`, - ...ctx - }) - } -} - -webidl.illegalConstructor = function () { - throw webidl.errors.exception({ - header: 'TypeError', - message: 'Illegal constructor' - }) -} - -// https://tc39.es/ecma262/#sec-ecmascript-data-types-and-values -webidl.util.Type = function (V) { - switch (typeof V) { - case 'undefined': return 'Undefined' - case 'boolean': return 'Boolean' - case 'string': return 'String' - case 'symbol': return 'Symbol' - case 'number': return 'Number' - case 'bigint': return 'BigInt' - case 'function': - case 'object': { - if (V === null) { - return 'Null' - } - - return 'Object' - } - } -} - -// https://webidl.spec.whatwg.org/#abstract-opdef-converttoint -webidl.util.ConvertToInt = function (V, bitLength, signedness, opts = {}) { - let upperBound - let lowerBound - - // 1. If bitLength is 64, then: - if (bitLength === 64) { - // 1. Let upperBound be 2^53 − 1. - upperBound = Math.pow(2, 53) - 1 - - // 2. If signedness is "unsigned", then let lowerBound be 0. - if (signedness === 'unsigned') { - lowerBound = 0 - } else { - // 3. Otherwise let lowerBound be −2^53 + 1. - lowerBound = Math.pow(-2, 53) + 1 - } - } else if (signedness === 'unsigned') { - // 2. Otherwise, if signedness is "unsigned", then: - - // 1. Let lowerBound be 0. - lowerBound = 0 - - // 2. Let upperBound be 2^bitLength − 1. - upperBound = Math.pow(2, bitLength) - 1 - } else { - // 3. Otherwise: - - // 1. Let lowerBound be -2^bitLength − 1. - lowerBound = Math.pow(-2, bitLength) - 1 - - // 2. Let upperBound be 2^bitLength − 1 − 1. - upperBound = Math.pow(2, bitLength - 1) - 1 - } - - // 4. Let x be ? ToNumber(V). - let x = Number(V) - - // 5. If x is −0, then set x to +0. - if (x === 0) { - x = 0 - } - - // 6. If the conversion is to an IDL type associated - // with the [EnforceRange] extended attribute, then: - if (opts.enforceRange === true) { - // 1. If x is NaN, +∞, or −∞, then throw a TypeError. - if ( - Number.isNaN(x) || - x === Number.POSITIVE_INFINITY || - x === Number.NEGATIVE_INFINITY - ) { - throw webidl.errors.exception({ - header: 'Integer conversion', - message: `Could not convert ${V} to an integer.` - }) - } - - // 2. Set x to IntegerPart(x). - x = webidl.util.IntegerPart(x) - - // 3. If x < lowerBound or x > upperBound, then - // throw a TypeError. - if (x < lowerBound || x > upperBound) { - throw webidl.errors.exception({ - header: 'Integer conversion', - message: `Value must be between ${lowerBound}-${upperBound}, got ${x}.` - }) - } - - // 4. Return x. - return x - } - - // 7. If x is not NaN and the conversion is to an IDL - // type associated with the [Clamp] extended - // attribute, then: - if (!Number.isNaN(x) && opts.clamp === true) { - // 1. Set x to min(max(x, lowerBound), upperBound). - x = Math.min(Math.max(x, lowerBound), upperBound) - - // 2. Round x to the nearest integer, choosing the - // even integer if it lies halfway between two, - // and choosing +0 rather than −0. - if (Math.floor(x) % 2 === 0) { - x = Math.floor(x) - } else { - x = Math.ceil(x) - } - - // 3. Return x. - return x - } - - // 8. If x is NaN, +0, +∞, or −∞, then return +0. - if ( - Number.isNaN(x) || - (x === 0 && Object.is(0, x)) || - x === Number.POSITIVE_INFINITY || - x === Number.NEGATIVE_INFINITY - ) { - return 0 - } - - // 9. Set x to IntegerPart(x). - x = webidl.util.IntegerPart(x) - - // 10. Set x to x modulo 2^bitLength. - x = x % Math.pow(2, bitLength) - - // 11. If signedness is "signed" and x ≥ 2^bitLength − 1, - // then return x − 2^bitLength. - if (signedness === 'signed' && x >= Math.pow(2, bitLength) - 1) { - return x - Math.pow(2, bitLength) - } - - // 12. Otherwise, return x. - return x -} - -// https://webidl.spec.whatwg.org/#abstract-opdef-integerpart -webidl.util.IntegerPart = function (n) { - // 1. Let r be floor(abs(n)). - const r = Math.floor(Math.abs(n)) - - // 2. If n < 0, then return -1 × r. - if (n < 0) { - return -1 * r - } - - // 3. Otherwise, return r. - return r -} - -// https://webidl.spec.whatwg.org/#es-sequence -webidl.sequenceConverter = function (converter) { - return (V) => { - // 1. If Type(V) is not Object, throw a TypeError. - if (webidl.util.Type(V) !== 'Object') { - throw webidl.errors.exception({ - header: 'Sequence', - message: `Value of type ${webidl.util.Type(V)} is not an Object.` - }) - } - - // 2. Let method be ? GetMethod(V, @@iterator). - /** @type {Generator} */ - const method = V?.[Symbol.iterator]?.() - const seq = [] - - // 3. If method is undefined, throw a TypeError. - if ( - method === undefined || - typeof method.next !== 'function' - ) { - throw webidl.errors.exception({ - header: 'Sequence', - message: 'Object is not an iterator.' - }) - } - - // https://webidl.spec.whatwg.org/#create-sequence-from-iterable - while (true) { - const { done, value } = method.next() - - if (done) { - break - } - - seq.push(converter(value)) - } - - return seq - } -} - -// https://webidl.spec.whatwg.org/#es-to-record -webidl.recordConverter = function (keyConverter, valueConverter) { - return (O) => { - // 1. If Type(O) is not Object, throw a TypeError. - if (webidl.util.Type(O) !== 'Object') { - throw webidl.errors.exception({ - header: 'Record', - message: `Value of type ${webidl.util.Type(O)} is not an Object.` - }) - } - - // 2. Let result be a new empty instance of record<K, V>. - const result = {} - - if (!types.isProxy(O)) { - // Object.keys only returns enumerable properties - const keys = Object.keys(O) - - for (const key of keys) { - // 1. Let typedKey be key converted to an IDL value of type K. - const typedKey = keyConverter(key) - - // 2. Let value be ? Get(O, key). - // 3. Let typedValue be value converted to an IDL value of type V. - const typedValue = valueConverter(O[key]) - - // 4. Set result[typedKey] to typedValue. - result[typedKey] = typedValue - } - - // 5. Return result. - return result - } - - // 3. Let keys be ? O.[[OwnPropertyKeys]](). - const keys = Reflect.ownKeys(O) - - // 4. For each key of keys. - for (const key of keys) { - // 1. Let desc be ? O.[[GetOwnProperty]](key). - const desc = Reflect.getOwnPropertyDescriptor(O, key) - - // 2. If desc is not undefined and desc.[[Enumerable]] is true: - if (desc?.enumerable) { - // 1. Let typedKey be key converted to an IDL value of type K. - const typedKey = keyConverter(key) - - // 2. Let value be ? Get(O, key). - // 3. Let typedValue be value converted to an IDL value of type V. - const typedValue = valueConverter(O[key]) - - // 4. Set result[typedKey] to typedValue. - result[typedKey] = typedValue - } - } - - // 5. Return result. - return result - } -} - -webidl.interfaceConverter = function (i) { - return (V, opts = {}) => { - if (opts.strict !== false && !(V instanceof i)) { - throw webidl.errors.exception({ - header: i.name, - message: `Expected ${V} to be an instance of ${i.name}.` - }) - } - - return V - } -} - -webidl.dictionaryConverter = function (converters) { - return (dictionary) => { - const type = webidl.util.Type(dictionary) - const dict = {} - - if (type === 'Null' || type === 'Undefined') { - return dict - } else if (type !== 'Object') { - throw webidl.errors.exception({ - header: 'Dictionary', - message: `Expected ${dictionary} to be one of: Null, Undefined, Object.` - }) - } - - for (const options of converters) { - const { key, defaultValue, required, converter } = options - - if (required === true) { - if (!hasOwn(dictionary, key)) { - throw webidl.errors.exception({ - header: 'Dictionary', - message: `Missing required key "${key}".` - }) - } - } - - let value = dictionary[key] - const hasDefault = hasOwn(options, 'defaultValue') - - // Only use defaultValue if value is undefined and - // a defaultValue options was provided. - if (hasDefault && value !== null) { - value = value ?? defaultValue - } - - // A key can be optional and have no default value. - // When this happens, do not perform a conversion, - // and do not assign the key a value. - if (required || hasDefault || value !== undefined) { - value = converter(value) - - if ( - options.allowedValues && - !options.allowedValues.includes(value) - ) { - throw webidl.errors.exception({ - header: 'Dictionary', - message: `${value} is not an accepted type. Expected one of ${options.allowedValues.join(', ')}.` - }) - } - - dict[key] = value - } - } - - return dict - } -} - -webidl.nullableConverter = function (converter) { - return (V) => { - if (V === null) { - return V - } - - return converter(V) - } -} - -// https://webidl.spec.whatwg.org/#es-DOMString -webidl.converters.DOMString = function (V, opts = {}) { - // 1. If V is null and the conversion is to an IDL type - // associated with the [LegacyNullToEmptyString] - // extended attribute, then return the DOMString value - // that represents the empty string. - if (V === null && opts.legacyNullToEmptyString) { - return '' - } - - // 2. Let x be ? ToString(V). - if (typeof V === 'symbol') { - throw new TypeError('Could not convert argument of type symbol to string.') - } - - // 3. Return the IDL DOMString value that represents the - // same sequence of code units as the one the - // ECMAScript String value x represents. - return String(V) -} - -// https://webidl.spec.whatwg.org/#es-ByteString -webidl.converters.ByteString = function (V) { - // 1. Let x be ? ToString(V). - // Note: DOMString converter perform ? ToString(V) - const x = webidl.converters.DOMString(V) - - // 2. If the value of any element of x is greater than - // 255, then throw a TypeError. - for (let index = 0; index < x.length; index++) { - const charCode = x.charCodeAt(index) - - if (charCode > 255) { - throw new TypeError( - 'Cannot convert argument to a ByteString because the character at ' + - `index ${index} has a value of ${charCode} which is greater than 255.` - ) - } - } - - // 3. Return an IDL ByteString value whose length is the - // length of x, and where the value of each element is - // the value of the corresponding element of x. - return x -} - -// https://webidl.spec.whatwg.org/#es-USVString -webidl.converters.USVString = toUSVString - -// https://webidl.spec.whatwg.org/#es-boolean -webidl.converters.boolean = function (V) { - // 1. Let x be the result of computing ToBoolean(V). - const x = Boolean(V) - - // 2. Return the IDL boolean value that is the one that represents - // the same truth value as the ECMAScript Boolean value x. - return x -} - -// https://webidl.spec.whatwg.org/#es-any -webidl.converters.any = function (V) { - return V -} - -// https://webidl.spec.whatwg.org/#es-long-long -webidl.converters['long long'] = function (V) { - // 1. Let x be ? ConvertToInt(V, 64, "signed"). - const x = webidl.util.ConvertToInt(V, 64, 'signed') - - // 2. Return the IDL long long value that represents - // the same numeric value as x. - return x -} - -// https://webidl.spec.whatwg.org/#es-unsigned-long-long -webidl.converters['unsigned long long'] = function (V) { - // 1. Let x be ? ConvertToInt(V, 64, "unsigned"). - const x = webidl.util.ConvertToInt(V, 64, 'unsigned') - - // 2. Return the IDL unsigned long long value that - // represents the same numeric value as x. - return x -} - -// https://webidl.spec.whatwg.org/#es-unsigned-long -webidl.converters['unsigned long'] = function (V) { - // 1. Let x be ? ConvertToInt(V, 32, "unsigned"). - const x = webidl.util.ConvertToInt(V, 32, 'unsigned') - - // 2. Return the IDL unsigned long value that - // represents the same numeric value as x. - return x -} - -// https://webidl.spec.whatwg.org/#es-unsigned-short -webidl.converters['unsigned short'] = function (V, opts) { - // 1. Let x be ? ConvertToInt(V, 16, "unsigned"). - const x = webidl.util.ConvertToInt(V, 16, 'unsigned', opts) - - // 2. Return the IDL unsigned short value that represents - // the same numeric value as x. - return x -} - -// https://webidl.spec.whatwg.org/#idl-ArrayBuffer -webidl.converters.ArrayBuffer = function (V, opts = {}) { - // 1. If Type(V) is not Object, or V does not have an - // [[ArrayBufferData]] internal slot, then throw a - // TypeError. - // see: https://tc39.es/ecma262/#sec-properties-of-the-arraybuffer-instances - // see: https://tc39.es/ecma262/#sec-properties-of-the-sharedarraybuffer-instances - if ( - webidl.util.Type(V) !== 'Object' || - !types.isAnyArrayBuffer(V) - ) { - throw webidl.errors.conversionFailed({ - prefix: `${V}`, - argument: `${V}`, - types: ['ArrayBuffer'] - }) - } - - // 2. If the conversion is not to an IDL type associated - // with the [AllowShared] extended attribute, and - // IsSharedArrayBuffer(V) is true, then throw a - // TypeError. - if (opts.allowShared === false && types.isSharedArrayBuffer(V)) { - throw webidl.errors.exception({ - header: 'ArrayBuffer', - message: 'SharedArrayBuffer is not allowed.' - }) - } - - // 3. If the conversion is not to an IDL type associated - // with the [AllowResizable] extended attribute, and - // IsResizableArrayBuffer(V) is true, then throw a - // TypeError. - // Note: resizable ArrayBuffers are currently a proposal. - - // 4. Return the IDL ArrayBuffer value that is a - // reference to the same object as V. - return V -} - -webidl.converters.TypedArray = function (V, T, opts = {}) { - // 1. Let T be the IDL type V is being converted to. - - // 2. If Type(V) is not Object, or V does not have a - // [[TypedArrayName]] internal slot with a value - // equal to T’s name, then throw a TypeError. - if ( - webidl.util.Type(V) !== 'Object' || - !types.isTypedArray(V) || - V.constructor.name !== T.name - ) { - throw webidl.errors.conversionFailed({ - prefix: `${T.name}`, - argument: `${V}`, - types: [T.name] - }) - } - - // 3. If the conversion is not to an IDL type associated - // with the [AllowShared] extended attribute, and - // IsSharedArrayBuffer(V.[[ViewedArrayBuffer]]) is - // true, then throw a TypeError. - if (opts.allowShared === false && types.isSharedArrayBuffer(V.buffer)) { - throw webidl.errors.exception({ - header: 'ArrayBuffer', - message: 'SharedArrayBuffer is not allowed.' - }) - } - - // 4. If the conversion is not to an IDL type associated - // with the [AllowResizable] extended attribute, and - // IsResizableArrayBuffer(V.[[ViewedArrayBuffer]]) is - // true, then throw a TypeError. - // Note: resizable array buffers are currently a proposal - - // 5. Return the IDL value of type T that is a reference - // to the same object as V. - return V -} - -webidl.converters.DataView = function (V, opts = {}) { - // 1. If Type(V) is not Object, or V does not have a - // [[DataView]] internal slot, then throw a TypeError. - if (webidl.util.Type(V) !== 'Object' || !types.isDataView(V)) { - throw webidl.errors.exception({ - header: 'DataView', - message: 'Object is not a DataView.' - }) - } - - // 2. If the conversion is not to an IDL type associated - // with the [AllowShared] extended attribute, and - // IsSharedArrayBuffer(V.[[ViewedArrayBuffer]]) is true, - // then throw a TypeError. - if (opts.allowShared === false && types.isSharedArrayBuffer(V.buffer)) { - throw webidl.errors.exception({ - header: 'ArrayBuffer', - message: 'SharedArrayBuffer is not allowed.' - }) - } - - // 3. If the conversion is not to an IDL type associated - // with the [AllowResizable] extended attribute, and - // IsResizableArrayBuffer(V.[[ViewedArrayBuffer]]) is - // true, then throw a TypeError. - // Note: resizable ArrayBuffers are currently a proposal - - // 4. Return the IDL DataView value that is a reference - // to the same object as V. - return V -} - -// https://webidl.spec.whatwg.org/#BufferSource -webidl.converters.BufferSource = function (V, opts = {}) { - if (types.isAnyArrayBuffer(V)) { - return webidl.converters.ArrayBuffer(V, opts) - } - - if (types.isTypedArray(V)) { - return webidl.converters.TypedArray(V, V.constructor) - } - - if (types.isDataView(V)) { - return webidl.converters.DataView(V, opts) - } - - throw new TypeError(`Could not convert ${V} to a BufferSource.`) -} - -webidl.converters['sequence<ByteString>'] = webidl.sequenceConverter( - webidl.converters.ByteString -) - -webidl.converters['sequence<sequence<ByteString>>'] = webidl.sequenceConverter( - webidl.converters['sequence<ByteString>'] -) - -webidl.converters['record<ByteString, ByteString>'] = webidl.recordConverter( - webidl.converters.ByteString, - webidl.converters.ByteString -) - -module.exports = { - webidl -} |