138 lines
3.6 KiB
TypeScript
138 lines
3.6 KiB
TypeScript
/**
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* Copyright (c) Microsoft Corporation.
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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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*/
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import { webColors, noColors } from '../utils/isomorphic/colors';
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import type * as fs from 'fs';
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import type * as path from 'path';
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import type { Readable, Writable } from 'stream';
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import type { Colors } from '@isomorphic/colors';
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import type * as channels from '@protocol/channels';
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export type Zone = {
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push(data: unknown): Zone;
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pop(): Zone;
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run<R>(func: () => R): R;
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data<T>(): T | undefined;
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};
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const noopZone: Zone = {
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push: () => noopZone,
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pop: () => noopZone,
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run: func => func(),
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data: () => undefined,
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};
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export type Platform = {
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name: 'node' | 'web' | 'empty';
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boxedStackPrefixes: () => string[];
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calculateSha1: (text: string) => Promise<string>;
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colors: Colors;
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coreDir?: string;
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createGuid: () => string;
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defaultMaxListeners: () => number;
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fs: () => typeof fs;
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inspectCustom: symbol | undefined;
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isDebugMode: () => boolean;
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isJSDebuggerAttached: () => boolean;
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isLogEnabled: (name: 'api' | 'channel') => boolean;
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isUnderTest: () => boolean,
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log: (name: 'api' | 'channel', message: string | Error | object) => void;
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path: () => typeof path;
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pathSeparator: string;
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streamFile: (path: string, writable: Writable) => Promise<void>,
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streamReadable: (channel: channels.StreamChannel) => Readable,
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streamWritable: (channel: channels.WritableStreamChannel) => Writable,
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zones: { empty: Zone, current: () => Zone; };
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};
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export const emptyPlatform: Platform = {
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name: 'empty',
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boxedStackPrefixes: () => [],
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calculateSha1: async () => {
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throw new Error('Not implemented');
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},
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colors: noColors,
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createGuid: () => {
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throw new Error('Not implemented');
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},
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defaultMaxListeners: () => 10,
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fs: () => {
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throw new Error('Not implemented');
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},
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inspectCustom: undefined,
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isDebugMode: () => false,
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isJSDebuggerAttached: () => false,
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isLogEnabled(name: 'api' | 'channel') {
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return false;
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},
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isUnderTest: () => false,
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log(name: 'api' | 'channel', message: string | Error | object) { },
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path: () => {
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throw new Error('Function not implemented.');
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},
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pathSeparator: '/',
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streamFile(path: string, writable: Writable): Promise<void> {
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throw new Error('Streams are not available');
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},
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streamReadable: (channel: channels.StreamChannel) => {
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throw new Error('Streams are not available');
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},
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streamWritable: (channel: channels.WritableStreamChannel) => {
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throw new Error('Streams are not available');
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},
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zones: { empty: noopZone, current: () => noopZone },
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};
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export const webPlatform: Platform = {
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...emptyPlatform,
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name: 'web',
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boxedStackPrefixes: () => [],
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calculateSha1: async (text: string) => {
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const bytes = new TextEncoder().encode(text);
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const hashBuffer = await window.crypto.subtle.digest('SHA-1', bytes);
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return Array.from(new Uint8Array(hashBuffer), b => b.toString(16).padStart(2, '0')).join('');
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},
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colors: webColors,
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createGuid: () => {
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return Array.from(window.crypto.getRandomValues(new Uint8Array(16)), b => b.toString(16).padStart(2, '0')).join('');
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},
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};
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