44 lines
1.4 KiB
TypeScript
44 lines
1.4 KiB
TypeScript
// Copyright 2018 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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import {readFileSync} from 'fs';
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export function equalArrays(a1: any[], a2: any[]): boolean {
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if (!Array.isArray(a1) || !Array.isArray(a2) || a1.length !== a2.length) {
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return false;
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}
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return JSON.stringify(a1) === JSON.stringify(a2);
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}
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export function generateRandomString(length: number): string {
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let d = new Date().getTime();
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function randomChar(): string {
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const r = Math.trunc((d + Math.random() * 16) % 16);
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d = Math.floor(d / 16);
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return r.toString(16);
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}
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let str = '';
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for (let i = 0; i < length; ++i) {
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str += randomChar();
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}
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return str;
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}
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export function loadJSON(filepath: string, defaultValue: Object = {}): Object {
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if (!filepath) return defaultValue;
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try {
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return JSON.parse(readFileSync(filepath, "utf-8"))
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} catch (error) {
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return defaultValue;
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}
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} |