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'use strict';
const util = require('util');
const {
hexTable,
isHexTable
} = require('internal/querystring');
const { getConstructorOf, removeColors } = require('internal/util');
const {
ERR_ARG_NOT_ITERABLE,
ERR_INVALID_ARG_TYPE,
ERR_INVALID_CALLBACK,
ERR_INVALID_FILE_URL_HOST,
ERR_INVALID_FILE_URL_PATH,
ERR_INVALID_THIS,
ERR_INVALID_TUPLE,
ERR_INVALID_URL,
ERR_INVALID_URL_SCHEME,
ERR_MISSING_ARGS
} = require('internal/errors').codes;
const querystring = require('querystring');
const { platform } = process;
const isWindows = platform === 'win32';
const {
domainToASCII: _domainToASCII,
domainToUnicode: _domainToUnicode,
encodeAuth,
toUSVString: _toUSVString,
parse: _parse,
setURLConstructor,
URL_FLAGS_CANNOT_BE_BASE,
URL_FLAGS_HAS_FRAGMENT,
URL_FLAGS_HAS_HOST,
URL_FLAGS_HAS_PASSWORD,
URL_FLAGS_HAS_PATH,
URL_FLAGS_HAS_QUERY,
URL_FLAGS_HAS_USERNAME,
URL_FLAGS_SPECIAL,
kFragment,
kHost,
kHostname,
kPathStart,
kPort,
kQuery,
kSchemeStart
} = process.binding('url');
const context = Symbol('context');
const cannotBeBase = Symbol('cannot-be-base');
const cannotHaveUsernamePasswordPort =
Symbol('cannot-have-username-password-port');
const special = Symbol('special');
const searchParams = Symbol('query');
const kFormat = Symbol('format');
// https://tc39.github.io/ecma262/#sec-%iteratorprototype%-object
const IteratorPrototype = Object.getPrototypeOf(
Object.getPrototypeOf([][Symbol.iterator]())
);
const unpairedSurrogateRe =
/(?:[^\uD800-\uDBFF]|^)[\uDC00-\uDFFF]|[\uD800-\uDBFF](?![\uDC00-\uDFFF])/;
function toUSVString(val) {
const str = `${val}`;
// As of V8 5.5, `str.search()` (and `unpairedSurrogateRe[@@search]()`) are
// slower than `unpairedSurrogateRe.exec()`.
const match = unpairedSurrogateRe.exec(str);
if (!match)
return str;
return _toUSVString(str, match.index);
}
// Refs: https://html.spec.whatwg.org/multipage/browsers.html#concept-origin-opaque
const kOpaqueOrigin = 'null';
// Refs: https://html.spec.whatwg.org/multipage/browsers.html#ascii-serialisation-of-an-origin
function serializeTupleOrigin(scheme, host, port) {
return `${scheme}//${host}${port === null ? '' : `:${port}`}`;
}
// This class provides the internal state of a URL object. An instance of this
// class is stored in every URL object and is accessed internally by setters
// and getters. It roughly corresponds to the concept of a URL record in the
// URL Standard, with a few differences. It is also the object transported to
// the C++ binding.
// Refs: https://url.spec.whatwg.org/#concept-url
class URLContext {
constructor() {
this.flags = 0;
this.scheme = ':';
this.username = '';
this.password = '';
this.host = null;
this.port = null;
this.path = [];
this.query = null;
this.fragment = null;
}
}
class URLSearchParams {
// URL Standard says the default value is '', but as undefined and '' have
// the same result, undefined is used to prevent unnecessary parsing.
// Default parameter is necessary to keep URLSearchParams.length === 0 in
// accordance with Web IDL spec.
constructor(init = undefined) {
if (init === null || init === undefined) {
this[searchParams] = [];
} else if (typeof init === 'object' || typeof init === 'function') {
const method = init[Symbol.iterator];
if (method === this[Symbol.iterator]) {
// While the spec does not have this branch, we can use it as a
// shortcut to avoid having to go through the costly generic iterator.
const childParams = init[searchParams];
this[searchParams] = childParams.slice();
} else if (method !== null && method !== undefined) {
if (typeof method !== 'function') {
throw new ERR_ARG_NOT_ITERABLE('Query pairs');
}
// sequence<sequence<USVString>>
// Note: per spec we have to first exhaust the lists then process them
const pairs = [];
for (const pair of init) {
if ((typeof pair !== 'object' && typeof pair !== 'function') ||
pair === null ||
typeof pair[Symbol.iterator] !== 'function') {
throw new ERR_INVALID_TUPLE('Each query pair', '[name, value]');
}
const convertedPair = [];
for (const element of pair)
convertedPair.push(toUSVString(element));
pairs.push(convertedPair);
}
this[searchParams] = [];
for (const pair of pairs) {
if (pair.length !== 2) {
throw new ERR_INVALID_TUPLE('Each query pair', '[name, value]');
}
this[searchParams].push(pair[0], pair[1]);
}
} else {
// record<USVString, USVString>
// Need to use reflection APIs for full spec compliance.
this[searchParams] = [];
const keys = Reflect.ownKeys(init);
for (var i = 0; i < keys.length; i++) {
const key = keys[i];
const desc = Reflect.getOwnPropertyDescriptor(init, key);
if (desc !== undefined && desc.enumerable) {
const typedKey = toUSVString(key);
const typedValue = toUSVString(init[key]);
this[searchParams].push(typedKey, typedValue);
}
}
}
} else {
// USVString
init = toUSVString(init);
if (init[0] === '?') init = init.slice(1);
initSearchParams(this, init);
}
// "associated url object"
this[context] = null;
}
[util.inspect.custom](recurseTimes, ctx) {
if (!this || !this[searchParams] || this[searchParams][searchParams]) {
throw new ERR_INVALID_THIS('URLSearchParams');
}
if (typeof recurseTimes === 'number' && recurseTimes < 0)
return ctx.stylize('[Object]', 'special');
var separator = ', ';
var innerOpts = util._extend({}, ctx);
if (recurseTimes !== null) {
innerOpts.depth = recurseTimes - 1;
}
var innerInspect = (v) => util.inspect(v, innerOpts);
var list = this[searchParams];
var output = [];
for (var i = 0; i < list.length; i += 2)
output.push(`${innerInspect(list[i])} => ${innerInspect(list[i + 1])}`);
var length = output.reduce(
(prev, cur) => prev + removeColors(cur).length + separator.length,
-separator.length
);
if (length > ctx.breakLength) {
return `${this.constructor.name} {\n ${output.join(',\n ')} }`;
} else if (output.length) {
return `${this.constructor.name} { ${output.join(separator)} }`;
} else {
return `${this.constructor.name} {}`;
}
}
}
function onParseComplete(flags, protocol, username, password,
host, port, path, query, fragment) {
var ctx = this[context];
ctx.flags = flags;
ctx.scheme = protocol;
ctx.username = (flags & URL_FLAGS_HAS_USERNAME) !== 0 ? username : '';
ctx.password = (flags & URL_FLAGS_HAS_PASSWORD) !== 0 ? password : '';
ctx.port = port;
ctx.path = (flags & URL_FLAGS_HAS_PATH) !== 0 ? path : [];
ctx.query = query;
ctx.fragment = fragment;
ctx.host = host;
if (!this[searchParams]) { // invoked from URL constructor
this[searchParams] = new URLSearchParams();
this[searchParams][context] = this;
}
initSearchParams(this[searchParams], query);
}
function onParseError(flags, input) {
const error = new ERR_INVALID_URL(input);
error.input = input;
throw error;
}
// Reused by URL constructor and URL#href setter.
function parse(url, input, base) {
const base_context = base ? base[context] : undefined;
url[context] = new URLContext();
_parse(input.trim(), -1, base_context, undefined,
onParseComplete.bind(url), onParseError);
}
function onParseProtocolComplete(flags, protocol, username, password,
host, port, path, query, fragment) {
const ctx = this[context];
if ((flags & URL_FLAGS_SPECIAL) !== 0) {
ctx.flags |= URL_FLAGS_SPECIAL;
} else {
ctx.flags &= ~URL_FLAGS_SPECIAL;
}
ctx.scheme = protocol;
ctx.port = port;
}
function onParseHostComplete(flags, protocol, username, password,
host, port, path, query, fragment) {
const ctx = this[context];
if ((flags & URL_FLAGS_HAS_HOST) !== 0) {
ctx.host = host;
ctx.flags |= URL_FLAGS_HAS_HOST;
} else {
ctx.host = null;
ctx.flags &= ~URL_FLAGS_HAS_HOST;
}
if (port !== null)
ctx.port = port;
}
function onParseHostnameComplete(flags, protocol, username, password,
host, port, path, query, fragment) {
const ctx = this[context];
if ((flags & URL_FLAGS_HAS_HOST) !== 0) {
ctx.host = host;
ctx.flags |= URL_FLAGS_HAS_HOST;
} else {
ctx.host = null;
ctx.flags &= ~URL_FLAGS_HAS_HOST;
}
}
function onParsePortComplete(flags, protocol, username, password,
host, port, path, query, fragment) {
this[context].port = port;
}
function onParsePathComplete(flags, protocol, username, password,
host, port, path, query, fragment) {
const ctx = this[context];
if ((flags & URL_FLAGS_HAS_PATH) !== 0) {
ctx.path = path;
ctx.flags |= URL_FLAGS_HAS_PATH;
} else {
ctx.path = [];
ctx.flags &= ~URL_FLAGS_HAS_PATH;
}
// The C++ binding may set host to empty string.
if ((flags & URL_FLAGS_HAS_HOST) !== 0) {
ctx.host = host;
ctx.flags |= URL_FLAGS_HAS_HOST;
}
}
function onParseSearchComplete(flags, protocol, username, password,
host, port, path, query, fragment) {
this[context].query = query;
}
function onParseHashComplete(flags, protocol, username, password,
host, port, path, query, fragment) {
this[context].fragment = fragment;
}
class URL {
constructor(input, base) {
// toUSVString is not needed.
input = `${input}`;
if (base !== undefined &&
(!base[searchParams] || !base[searchParams][searchParams])) {
base = new URL(base);
}
parse(this, input, base);
}
get [special]() {
return (this[context].flags & URL_FLAGS_SPECIAL) !== 0;
}
get [cannotBeBase]() {
return (this[context].flags & URL_FLAGS_CANNOT_BE_BASE) !== 0;
}
// https://url.spec.whatwg.org/#cannot-have-a-username-password-port
get [cannotHaveUsernamePasswordPort]() {
const { host, scheme } = this[context];
return ((host == null || host === '') ||
this[cannotBeBase] ||
scheme === 'file:');
}
[util.inspect.custom](depth, opts) {
if (this == null ||
Object.getPrototypeOf(this[context]) !== URLContext.prototype) {
throw new ERR_INVALID_THIS('URL');
}
if (typeof depth === 'number' && depth < 0)
return opts.stylize('[Object]', 'special');
var ctor = getConstructorOf(this);
var obj = Object.create({
constructor: ctor === null ? URL : ctor
});
obj.href = this.href;
obj.origin = this.origin;
obj.protocol = this.protocol;
obj.username = this.username;
obj.password = this.password;
obj.host = this.host;
obj.hostname = this.hostname;
obj.port = this.port;
obj.pathname = this.pathname;
obj.search = this.search;
obj.searchParams = this.searchParams;
obj.hash = this.hash;
if (opts.showHidden) {
obj.cannotBeBase = this[cannotBeBase];
obj.special = this[special];
obj[context] = this[context];
}
return util.inspect(obj, opts);
}
}
Object.defineProperties(URL.prototype, {
[kFormat]: {
enumerable: false,
configurable: false,
// eslint-disable-next-line func-name-matching
value: function format(options) {
if (options && typeof options !== 'object')
throw new ERR_INVALID_ARG_TYPE('options', 'Object', options);
options = util._extend({
fragment: true,
unicode: false,
search: true,
auth: true
}, options);
const ctx = this[context];
var ret = ctx.scheme;
if (ctx.host !== null) {
ret += '//';
const has_username = ctx.username !== '';
const has_password = ctx.password !== '';
if (options.auth && (has_username || has_password)) {
if (has_username)
ret += ctx.username;
if (has_password)
ret += `:${ctx.password}`;
ret += '@';
}
ret += options.unicode ?
domainToUnicode(this.host) : this.host;
} else if (ctx.scheme === 'file:') {
ret += '//';
}
if (this.pathname)
ret += this.pathname;
if (options.search && ctx.query !== null)
ret += `?${ctx.query}`;
if (options.fragment && ctx.fragment !== null)
ret += `#${ctx.fragment}`;
return ret;
}
},
[Symbol.toStringTag]: {
configurable: true,
value: 'URL'
},
toString: {
// https://heycam.github.io/webidl/#es-stringifier
writable: true,
enumerable: true,
configurable: true,
// eslint-disable-next-line func-name-matching
value: function toString() {
return this[kFormat]({});
}
},
href: {
enumerable: true,
configurable: true,
get() {
return this[kFormat]({});
},
set(input) {
// toUSVString is not needed.
input = `${input}`;
parse(this, input);
}
},
origin: { // readonly
enumerable: true,
configurable: true,
get() {
// Refs: https://url.spec.whatwg.org/#concept-url-origin
const ctx = this[context];
switch (ctx.scheme) {
case 'blob:':
if (ctx.path.length > 0) {
try {
return (new URL(ctx.path[0])).origin;
} catch (err) {
// fall through... do nothing
}
}
return kOpaqueOrigin;
case 'ftp:':
case 'gopher:':
case 'http:':
case 'https:':
case 'ws:':
case 'wss:':
return serializeTupleOrigin(ctx.scheme, ctx.host, ctx.port);
}
return kOpaqueOrigin;
}
},
protocol: {
enumerable: true,
configurable: true,
get() {
return this[context].scheme;
},
set(scheme) {
// toUSVString is not needed.
scheme = `${scheme}`;
if (scheme.length === 0)
return;
const ctx = this[context];
if (ctx.scheme === 'file:' &&
(ctx.host === '' || ctx.host === null)) {
return;
}
_parse(scheme, kSchemeStart, null, ctx,
onParseProtocolComplete.bind(this));
}
},
username: {
enumerable: true,
configurable: true,
get() {
return this[context].username;
},
set(username) {
// toUSVString is not needed.
username = `${username}`;
if (this[cannotHaveUsernamePasswordPort])
return;
const ctx = this[context];
if (username === '') {
ctx.username = '';
ctx.flags &= ~URL_FLAGS_HAS_USERNAME;
return;
}
ctx.username = encodeAuth(username);
ctx.flags |= URL_FLAGS_HAS_USERNAME;
}
},
password: {
enumerable: true,
configurable: true,
get() {
return this[context].password;
},
set(password) {
// toUSVString is not needed.
password = `${password}`;
if (this[cannotHaveUsernamePasswordPort])
return;
const ctx = this[context];
if (password === '') {
ctx.password = '';
ctx.flags &= ~URL_FLAGS_HAS_PASSWORD;
return;
}
ctx.password = encodeAuth(password);
ctx.flags |= URL_FLAGS_HAS_PASSWORD;
}
},
host: {
enumerable: true,
configurable: true,
get() {
const ctx = this[context];
var ret = ctx.host || '';
if (ctx.port !== null)
ret += `:${ctx.port}`;
return ret;
},
set(host) {
const ctx = this[context];
// toUSVString is not needed.
host = `${host}`;
if (this[cannotBeBase]) {
// Cannot set the host if cannot-be-base is set
return;
}
_parse(host, kHost, null, ctx, onParseHostComplete.bind(this));
}
},
hostname: {
enumerable: true,
configurable: true,
get() {
return this[context].host || '';
},
set(host) {
const ctx = this[context];
// toUSVString is not needed.
host = `${host}`;
if (this[cannotBeBase]) {
// Cannot set the host if cannot-be-base is set
return;
}
_parse(host, kHostname, null, ctx, onParseHostnameComplete.bind(this));
}
},
port: {
enumerable: true,
configurable: true,
get() {
const port = this[context].port;
return port === null ? '' : String(port);
},
set(port) {
// toUSVString is not needed.
port = `${port}`;
if (this[cannotHaveUsernamePasswordPort])
return;
const ctx = this[context];
if (port === '') {
ctx.port = null;
return;
}
_parse(port, kPort, null, ctx, onParsePortComplete.bind(this));
}
},
pathname: {
enumerable: true,
configurable: true,
get() {
const ctx = this[context];
if (this[cannotBeBase])
return ctx.path[0];
if (ctx.path.length === 0)
return '';
return `/${ctx.path.join('/')}`;
},
set(path) {
// toUSVString is not needed.
path = `${path}`;
if (this[cannotBeBase])
return;
_parse(path, kPathStart, null, this[context],
onParsePathComplete.bind(this));
}
},
search: {
enumerable: true,
configurable: true,
get() {
const { query } = this[context];
if (query === null || query === '')
return '';
return `?${query}`;
},
set(search) {
const ctx = this[context];
search = toUSVString(search);
if (search === '') {
ctx.query = null;
ctx.flags &= ~URL_FLAGS_HAS_QUERY;
} else {
if (search[0] === '?') search = search.slice(1);
ctx.query = '';
ctx.flags |= URL_FLAGS_HAS_QUERY;
if (search) {
_parse(search, kQuery, null, ctx, onParseSearchComplete.bind(this));
}
}
initSearchParams(this[searchParams], search);
}
},
searchParams: { // readonly
enumerable: true,
configurable: true,
get() {
return this[searchParams];
}
},
hash: {
enumerable: true,
configurable: true,
get() {
const { fragment } = this[context];
if (fragment === null || fragment === '')
return '';
return `#${fragment}`;
},
set(hash) {
const ctx = this[context];
// toUSVString is not needed.
hash = `${hash}`;
if (!hash) {
ctx.fragment = null;
ctx.flags &= ~URL_FLAGS_HAS_FRAGMENT;
return;
}
if (hash[0] === '#') hash = hash.slice(1);
ctx.fragment = '';
ctx.flags |= URL_FLAGS_HAS_FRAGMENT;
_parse(hash, kFragment, null, ctx, onParseHashComplete.bind(this));
}
},
toJSON: {
writable: true,
enumerable: true,
configurable: true,
// eslint-disable-next-line func-name-matching
value: function toJSON() {
return this[kFormat]({});
}
}
});
function update(url, params) {
if (!url)
return;
const ctx = url[context];
const serializedParams = params.toString();
if (serializedParams) {
ctx.query = serializedParams;
ctx.flags |= URL_FLAGS_HAS_QUERY;
} else {
ctx.query = null;
ctx.flags &= ~URL_FLAGS_HAS_QUERY;
}
}
function initSearchParams(url, init) {
if (!init) {
url[searchParams] = [];
return;
}
url[searchParams] = parseParams(init);
}
// application/x-www-form-urlencoded parser
// Ref: https://url.spec.whatwg.org/#concept-urlencoded-parser
function parseParams(qs) {
const out = [];
var pairStart = 0;
var lastPos = 0;
var seenSep = false;
var buf = '';
var encoded = false;
var encodeCheck = 0;
var i;
for (i = 0; i < qs.length; ++i) {
const code = qs.charCodeAt(i);
// Try matching key/value pair separator
if (code === 38/*&*/) {
if (pairStart === i) {
// We saw an empty substring between pair separators
lastPos = pairStart = i + 1;
continue;
}
if (lastPos < i)
buf += qs.slice(lastPos, i);
if (encoded)
buf = querystring.unescape(buf);
out.push(buf);
// If `buf` is the key, add an empty value.
if (!seenSep)
out.push('');
seenSep = false;
buf = '';
encoded = false;
encodeCheck = 0;
lastPos = pairStart = i + 1;
continue;
}
// Try matching key/value separator (e.g. '=') if we haven't already
if (!seenSep && code === 61/*=*/) {
// Key/value separator match!
if (lastPos < i)
buf += qs.slice(lastPos, i);
if (encoded)
buf = querystring.unescape(buf);
out.push(buf);
seenSep = true;
buf = '';
encoded = false;
encodeCheck = 0;
lastPos = i + 1;
continue;
}
// Handle + and percent decoding.
if (code === 43/*+*/) {
if (lastPos < i)
buf += qs.slice(lastPos, i);
buf += ' ';
lastPos = i + 1;
} else if (!encoded) {
// Try to match an (valid) encoded byte (once) to minimize unnecessary
// calls to string decoding functions
if (code === 37/*%*/) {
encodeCheck = 1;
} else if (encodeCheck > 0) {
// eslint-disable-next-line no-extra-boolean-cast
if (!!isHexTable[code]) {
if (++encodeCheck === 3)
encoded = true;
} else {
encodeCheck = 0;
}
}
}
}
// Deal with any leftover key or value data
// There is a trailing &. No more processing is needed.
if (pairStart === i)
return out;
if (lastPos < i)
buf += qs.slice(lastPos, i);
if (encoded)
buf = querystring.unescape(buf);
out.push(buf);
// If `buf` is the key, add an empty value.
if (!seenSep)
out.push('');
return out;
}
// Adapted from querystring's implementation.
// Ref: https://url.spec.whatwg.org/#concept-urlencoded-byte-serializer
const noEscape = [
//0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 0x00 - 0x0F
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 0x10 - 0x1F
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 1, 0, // 0x20 - 0x2F
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, // 0x30 - 0x3F
0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 0x40 - 0x4F
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, // 0x50 - 0x5F
0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, // 0x60 - 0x6F
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0 // 0x70 - 0x7F
];
// Special version of hexTable that uses `+` for U+0020 SPACE.
const paramHexTable = hexTable.slice();
paramHexTable[0x20] = '+';
function encodeStr(str, noEscapeTable, hexTable) {
const len = str.length;
if (len === 0)
return '';
var out = '';
var lastPos = 0;
for (var i = 0; i < len; i++) {
var c = str.charCodeAt(i);
// ASCII
if (c < 0x80) {
if (noEscapeTable[c] === 1)
continue;
if (lastPos < i)
out += str.slice(lastPos, i);
lastPos = i + 1;
out += hexTable[c];
continue;
}
if (lastPos < i)
out += str.slice(lastPos, i);
// Multi-byte characters ...
if (c < 0x800) {
lastPos = i + 1;
out += hexTable[0xC0 | (c >> 6)] +
hexTable[0x80 | (c & 0x3F)];
continue;
}
if (c < 0xD800 || c >= 0xE000) {
lastPos = i + 1;
out += hexTable[0xE0 | (c >> 12)] +
hexTable[0x80 | ((c >> 6) & 0x3F)] +
hexTable[0x80 | (c & 0x3F)];
continue;
}
// Surrogate pair
++i;
var c2;
if (i < len)
c2 = str.charCodeAt(i) & 0x3FF;
else {
// This branch should never happen because all URLSearchParams entries
// should already be converted to USVString. But, included for
// completion's sake anyway.
c2 = 0;
}
lastPos = i + 1;
c = 0x10000 + (((c & 0x3FF) << 10) | c2);
out += hexTable[0xF0 | (c >> 18)] +
hexTable[0x80 | ((c >> 12) & 0x3F)] +
hexTable[0x80 | ((c >> 6) & 0x3F)] +
hexTable[0x80 | (c & 0x3F)];
}
if (lastPos === 0)
return str;
if (lastPos < len)
return out + str.slice(lastPos);
return out;
}
// application/x-www-form-urlencoded serializer
// Ref: https://url.spec.whatwg.org/#concept-urlencoded-serializer
function serializeParams(array) {
const len = array.length;
if (len === 0)
return '';
const firstEncodedParam = encodeStr(array[0], noEscape, paramHexTable);
const firstEncodedValue = encodeStr(array[1], noEscape, paramHexTable);
let output = `${firstEncodedParam}=${firstEncodedValue}`;
for (var i = 2; i < len; i += 2) {
const encodedParam = encodeStr(array[i], noEscape, paramHexTable);
const encodedValue = encodeStr(array[i + 1], noEscape, paramHexTable);
output += `&${encodedParam}=${encodedValue}`;
}
return output;
}
// Mainly to mitigate func-name-matching ESLint rule
function defineIDLClass(proto, classStr, obj) {
// https://heycam.github.io/webidl/#dfn-class-string
Object.defineProperty(proto, Symbol.toStringTag, {
writable: false,
enumerable: false,
configurable: true,
value: classStr
});
// https://heycam.github.io/webidl/#es-operations
for (const key of Object.keys(obj)) {
Object.defineProperty(proto, key, {
writable: true,
enumerable: true,
configurable: true,
value: obj[key]
});
}
for (const key of Object.getOwnPropertySymbols(obj)) {
Object.defineProperty(proto, key, {
writable: true,
enumerable: false,
configurable: true,
value: obj[key]
});
}
}
// for merge sort
function merge(out, start, mid, end, lBuffer, rBuffer) {
const sizeLeft = mid - start;
const sizeRight = end - mid;
var l, r, o;
for (l = 0; l < sizeLeft; l++)
lBuffer[l] = out[start + l];
for (r = 0; r < sizeRight; r++)
rBuffer[r] = out[mid + r];
l = 0;
r = 0;
o = start;
while (l < sizeLeft && r < sizeRight) {
if (lBuffer[l] <= rBuffer[r]) {
out[o++] = lBuffer[l++];
out[o++] = lBuffer[l++];
} else {
out[o++] = rBuffer[r++];
out[o++] = rBuffer[r++];
}
}
while (l < sizeLeft)
out[o++] = lBuffer[l++];
while (r < sizeRight)
out[o++] = rBuffer[r++];
}
defineIDLClass(URLSearchParams.prototype, 'URLSearchParams', {
append(name, value) {
if (!this || !this[searchParams] || this[searchParams][searchParams]) {
throw new ERR_INVALID_THIS('URLSearchParams');
}
if (arguments.length < 2) {
throw new ERR_MISSING_ARGS('name', 'value');
}
name = toUSVString(name);
value = toUSVString(value);
this[searchParams].push(name, value);
update(this[context], this);
},
delete(name) {
if (!this || !this[searchParams] || this[searchParams][searchParams]) {
throw new ERR_INVALID_THIS('URLSearchParams');
}
if (arguments.length < 1) {
throw new ERR_MISSING_ARGS('name');
}
const list = this[searchParams];
name = toUSVString(name);
for (var i = 0; i < list.length;) {
const cur = list[i];
if (cur === name) {
list.splice(i, 2);
} else {
i += 2;
}
}
update(this[context], this);
},
get(name) {
if (!this || !this[searchParams] || this[searchParams][searchParams]) {
throw new ERR_INVALID_THIS('URLSearchParams');
}
if (arguments.length < 1) {
throw new ERR_MISSING_ARGS('name');