happy-dom
Version:
Happy DOM is a JavaScript implementation of a web browser without its graphical user interface. It includes many web standards from WHATWG DOM and HTML.
185 lines • 6.07 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
var _a;
Object.defineProperty(exports, "__esModule", { value: true });
const DOMException_js_1 = __importDefault(require("../exception/DOMException.cjs"));
const PropertySymbol = __importStar(require("../PropertySymbol.cjs"));
const DOMExceptionNameEnum_js_1 = __importDefault(require("../exception/DOMExceptionNameEnum.cjs"));
/**
* Fetch headers.
*
* @see https://developer.mozilla.org/en-US/docs/Web/API/Headers
*/
class Headers {
/**
* Constructor.
*
* @param init Headers init.
*/
constructor(init) {
this[_a] = {};
if (init) {
if (init instanceof Headers) {
this[PropertySymbol.entries] = JSON.parse(JSON.stringify(init[PropertySymbol.entries]));
}
else if (Array.isArray(init)) {
for (const entry of init) {
if (entry.length !== 2) {
throw new DOMException_js_1.default('Failed to construct "Headers": The provided init is not a valid array.', DOMExceptionNameEnum_js_1.default.invalidStateError);
}
this.append(entry[0], entry[1]);
}
}
else {
for (const name of Object.keys(init)) {
this.set(name, init[name]);
}
}
}
}
/**
* Appends a new value onto an existing header inside a Headers object, or adds the header if it does not already exist.
*
* @param name Name.
* @param value Value.
*/
append(name, value) {
const lowerName = name.toLowerCase();
if (this[PropertySymbol.entries][lowerName]) {
this[PropertySymbol.entries][lowerName].value.push(value);
}
else {
this[PropertySymbol.entries][lowerName] = {
name,
value: [value]
};
}
}
/**
* Removes an header.
*
* @param name Name.
*/
delete(name) {
delete this[PropertySymbol.entries][name.toLowerCase()];
}
/**
* Returns header value.
*
* @param name Name.
* @returns Value.
*/
get(name) {
return this[PropertySymbol.entries][name.toLowerCase()]?.value.join(', ') ?? null;
}
/**
* Sets a new value for an existing header inside a Headers object, or adds the header if it does not already exist.
*
* @param name Name.
* @param value Value.
*/
set(name, value) {
this[PropertySymbol.entries][name.toLowerCase()] = {
name,
value: [value]
};
}
/**
* Returns an array containing the values of all Set-Cookie headers associated with a response.
*
* @returns An array of strings representing the values of all the different Set-Cookie headers.
*/
getSetCookie() {
const entry = this[PropertySymbol.entries]['set-cookie'];
if (!entry) {
return [];
}
return entry.value;
}
/**
* Returns whether an Headers object contains a certain key.
*
* @param name Name.
* @returns "true" if the Headers object contains the key.
*/
has(name) {
return !!this[PropertySymbol.entries][name.toLowerCase()];
}
/**
* Executes a callback function once per each key/value pair in the Headers object.
*
* @param callback Callback.
*/
forEach(callback) {
for (const header of Object.values(this[PropertySymbol.entries])) {
callback(header.value.join(', '), header.name, this);
}
}
/**
* Returns an iterator, allowing you to go through all keys of the key/value pairs contained in this object.
*
* @returns Iterator.
*/
*keys() {
for (const header of Object.values(this[PropertySymbol.entries])) {
yield header.name;
}
}
/**
* Returns an iterator, allowing you to go through all values of the key/value pairs contained in this object.
*
* @returns Iterator.
*/
*values() {
for (const header of Object.values(this[PropertySymbol.entries])) {
yield header.value.join(', ');
}
}
/**
* Returns an iterator, allowing you to go through all key/value pairs contained in this object.
*
* @returns Iterator.
*/
*entries() {
for (const header of Object.values(this[PropertySymbol.entries])) {
yield [header.name, header.value.join(', ')];
}
}
/**
* Iterator.
*
* @returns Iterator.
*/
*[(_a = PropertySymbol.entries, Symbol.iterator)]() {
for (const header of Object.values(this[PropertySymbol.entries])) {
yield [header.name, header.value.join(', ')];
}
}
}
exports.default = Headers;
//# sourceMappingURL=Headers.cjs.map