.

node_modules/whatwg-url/lib/URLSearchParams-impl.js

@@ -0,0 +1,122 @@
+"use strict";
+const stableSortBy = require("lodash.sortby");
+const urlencoded = require("./urlencoded");
+
+exports.implementation = class URLSearchParamsImpl {
+  constructor(constructorArgs, { doNotStripQMark = false }) {
+    let init = constructorArgs[0];
+    this._list = [];
+    this._url = null;
+
+    if (!doNotStripQMark && typeof init === "string" && init[0] === "?") {
+      init = init.slice(1);
+    }
+
+    if (Array.isArray(init)) {
+      for (const pair of init) {
+        if (pair.length !== 2) {
+          throw new TypeError("Failed to construct 'URLSearchParams': parameter 1 sequence's element does not " +
+                              "contain exactly two elements.");
+        }
+        this._list.push([pair[0], pair[1]]);
+      }
+    } else if (typeof init === "object" && Object.getPrototypeOf(init) === null) {
+      for (const name of Object.keys(init)) {
+        const value = init[name];
+        this._list.push([name, value]);
+      }
+    } else {
+      this._list = urlencoded.parseUrlencoded(init);
+    }
+  }
+
+  _updateSteps() {
+    if (this._url !== null) {
+      let query = urlencoded.serializeUrlencoded(this._list);
+      if (query === "") {
+        query = null;
+      }
+      this._url._url.query = query;
+    }
+  }
+
+  append(name, value) {
+    this._list.push([name, value]);
+    this._updateSteps();
+  }
+
+  delete(name) {
+    let i = 0;
+    while (i < this._list.length) {
+      if (this._list[i][0] === name) {
+        this._list.splice(i, 1);
+      } else {
+        i++;
+      }
+    }
+    this._updateSteps();
+  }
+
+  get(name) {
+    for (const tuple of this._list) {
+      if (tuple[0] === name) {
+        return tuple[1];
+      }
+    }
+    return null;
+  }
+
+  getAll(name) {
+    const output = [];
+    for (const tuple of this._list) {
+      if (tuple[0] === name) {
+        output.push(tuple[1]);
+      }
+    }
+    return output;
+  }
+
+  has(name) {
+    for (const tuple of this._list) {
+      if (tuple[0] === name) {
+        return true;
+      }
+    }
+    return false;
+  }
+
+  set(name, value) {
+    let found = false;
+    let i = 0;
+    while (i < this._list.length) {
+      if (this._list[i][0] === name) {
+        if (found) {
+          this._list.splice(i, 1);
+        } else {
+          found = true;
+          this._list[i][1] = value;
+          i++;
+        }
+      } else {
+        i++;
+      }
+    }
+    if (!found) {
+      this._list.push([name, value]);
+    }
+    this._updateSteps();
+  }
+
+  sort() {
+    this._list = stableSortBy(this._list, [0]);
+    this._updateSteps();
+  }
+
+  [Symbol.iterator]() {
+    return this._list[Symbol.iterator]();
+  }
+
+  toString() {
+    return urlencoded.serializeUrlencoded(this._list);
+  }
+};