123 lines
2.6 KiB
JavaScript
123 lines
2.6 KiB
JavaScript
"use strict";
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const stableSortBy = require("lodash.sortby");
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const urlencoded = require("./urlencoded");
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exports.implementation = class URLSearchParamsImpl {
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constructor(constructorArgs, { doNotStripQMark = false }) {
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let init = constructorArgs[0];
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this._list = [];
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this._url = null;
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if (!doNotStripQMark && typeof init === "string" && init[0] === "?") {
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init = init.slice(1);
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}
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if (Array.isArray(init)) {
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for (const pair of init) {
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if (pair.length !== 2) {
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throw new TypeError("Failed to construct 'URLSearchParams': parameter 1 sequence's element does not " +
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"contain exactly two elements.");
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}
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this._list.push([pair[0], pair[1]]);
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}
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} else if (typeof init === "object" && Object.getPrototypeOf(init) === null) {
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for (const name of Object.keys(init)) {
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const value = init[name];
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this._list.push([name, value]);
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}
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} else {
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this._list = urlencoded.parseUrlencoded(init);
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}
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}
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_updateSteps() {
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if (this._url !== null) {
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let query = urlencoded.serializeUrlencoded(this._list);
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if (query === "") {
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query = null;
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}
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this._url._url.query = query;
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}
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}
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append(name, value) {
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this._list.push([name, value]);
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this._updateSteps();
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}
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delete(name) {
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let i = 0;
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while (i < this._list.length) {
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if (this._list[i][0] === name) {
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this._list.splice(i, 1);
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} else {
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i++;
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}
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}
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this._updateSteps();
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}
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get(name) {
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for (const tuple of this._list) {
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if (tuple[0] === name) {
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return tuple[1];
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}
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}
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return null;
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}
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getAll(name) {
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const output = [];
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for (const tuple of this._list) {
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if (tuple[0] === name) {
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output.push(tuple[1]);
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}
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}
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return output;
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}
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has(name) {
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for (const tuple of this._list) {
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if (tuple[0] === name) {
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return true;
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}
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}
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return false;
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}
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set(name, value) {
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let found = false;
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let i = 0;
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while (i < this._list.length) {
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if (this._list[i][0] === name) {
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if (found) {
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this._list.splice(i, 1);
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} else {
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found = true;
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this._list[i][1] = value;
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i++;
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}
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} else {
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i++;
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}
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}
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if (!found) {
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this._list.push([name, value]);
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}
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this._updateSteps();
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}
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sort() {
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this._list = stableSortBy(this._list, [0]);
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this._updateSteps();
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}
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[Symbol.iterator]() {
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return this._list[Symbol.iterator]();
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}
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toString() {
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return urlencoded.serializeUrlencoded(this._list);
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}
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};
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