added web polyfills

2025-07-20 02:18:01 +00:00 · 2021-06-15 23:43:02 +02:00
parent 8f80eea14b
commit c29659e13c
21 changed files with 1289 additions and 192 deletions
--- a/web/polyfills.ts
+++ b/web/polyfills.ts
@@ -0,0 +1,179 @@
+import * as angularCoreModule from '@angular/core'
+import * as angularCompilerModule from '@angular/compiler'
+import * as angularCommonModule from '@angular/common'
+import * as angularFormsModule from '@angular/forms'
+import * as angularPlatformBrowserModule from '@angular/platform-browser'
+import * as angularPlatformBrowserAnimationsModule from '@angular/platform-browser/animations'
+import * as angularPlatformBrowserDynamicModule from '@angular/platform-browser-dynamic'
+import * as angularAnimationsModule from '@angular/animations'
+import * as ngBootstrapModule from '@ng-bootstrap/ng-bootstrap'
+import * as ngxToastrModule from 'ngx-toastr'
+
+import { Buffer } from 'buffer'
+import { base64Slice, latin1Slice, utf8Slice, utf8Write } from './polyfills.buffer'
+
+
+window['Buffer'] = Buffer
+
+Buffer.prototype['latin1Slice'] = latin1Slice
+Buffer.prototype['utf8Slice'] = utf8Slice
+Buffer.prototype['base64Slice'] = base64Slice
+Buffer.prototype['utf8Write'] = utf8Write
+
+const mocks = {
+    fs: {
+        //     console.warn('mock realPathSync', path)
+        //     return path
+        // },
+        // existsSync: path => {
+        //     console.warn('mock existsSync', path)
+        //     return false
+        // },
+        realpathSync: () => null,
+        readdir: () => null,
+        stat: () => null,
+        appendFile: () => null,
+        // mkdir: path => {
+        //     console.warn('mock mkdir', path)
+        // },
+        // mkdirSync: path => {
+        //     console.warn('mock mkdirSync', path)
+        // },
+        // writeFileSync: () => null,
+        // readFileSync: (path) => {
+        //     return ''
+        // },
+        // readFile: (path, enc, cb) => {
+        //     console.warn('mock readFile', path)
+        //     cb('UNKNOWN', null)
+        // },
+        constants: {},
+    },
+    buffer: {
+        Buffer,
+    },
+    crypto: {
+        ...require('crypto-browserify'),
+        getHashes () {
+            return ['sha1', 'sha224', 'sha256', 'sha384', 'sha512', 'md5', 'rmd160']
+        },
+        timingSafeEqual (a, b) {
+            return a.equals(b)
+        },
+    },
+    events: require('events'),
+    path: require('path-browserify'),
+    readline: {
+        cursorTo: () => null,
+        clearLine: stream => stream.write('\r'),
+    },
+    zlib: {
+        ...require('browserify-zlib'),
+        constants: require('browserify-zlib'),
+    },
+    'any-promise': Promise,
+    tls: { },
+    module: {
+        globalPaths: [],
+    },
+    assert: require('assert'),
+    url: {
+        parse: () => null,
+    },
+    http: {
+        Agent: class {},
+        request: {},
+    },
+    https: {
+        Agent: class {},
+        request: {},
+    },
+    querystring: {},
+    tty: { isatty: () => false },
+    child_process: {},
+    'readable-stream': {},
+    os: {
+        platform: () => 'web',
+        homedir: () => '/home',
+    },
+    constants: require('constants-browserify'),
+    'hterm-umdjs': {
+        hterm: {
+            PreferenceManager: class { set () {} },
+            VT: {
+                ESC: {},
+                CSI: {},
+                OSC: {},
+            },
+            Terminal: class {},
+            Keyboard: class {},
+        },
+        lib: {
+            wc: {},
+            Storage: {
+                Memory: class {},
+            },
+        },
+    },
+    dns: {},
+    util: require('util/'),
+    keytar: {
+        getPassword: () => null,
+    },
+}
+
+const builtins = {
+    '@angular/core': angularCoreModule,
+    '@angular/compiler': angularCompilerModule,
+    '@angular/common': angularCommonModule,
+    '@angular/forms': angularFormsModule,
+    '@angular/platform-browser': angularPlatformBrowserModule,
+    '@angular/platform-browser/animations': angularPlatformBrowserAnimationsModule,
+    '@angular/platform-browser-dynamic': angularPlatformBrowserDynamicModule,
+    '@angular/animations': angularAnimationsModule,
+    '@ng-bootstrap/ng-bootstrap': ngBootstrapModule,
+    'ngx-toastr': ngxToastrModule,
+    deepmerge: require('deepmerge'),
+    rxjs: require('rxjs'),
+    'rxjs/operators': require('rxjs/operators'),
+    'js-yaml': require('js-yaml'),
+    'zone.js/dist/zone.js': require('zone.js/dist/zone.js'),
+}
+
+const originalRequire = window['require']
+const mockRequire = path => {
+    if (mocks[path]) {
+        console.warn('requiring mock', path)
+        return mocks[path]
+    }
+    if (builtins[path]) {
+        return builtins[path]
+    }
+    return originalRequire(path)
+}
+
+mockRequire['resolve'] = (() => null) as any
+
+Object.assign(window, {
+    require: mockRequire,
+})
+
+window['require'].main = {
+    paths: [],
+} as any
+
+window['module'] = {
+    paths: [],
+} as any
+
+window['__dirname'] = '__dirname'
+window['setImmediate'] = setTimeout as any
+mocks.module['prototype'] = { require: window['require'] }
+mocks.assert.assertNotStrictEqual = () => true
+mocks.assert.notStrictEqual = () => true
+
+// Late mocks and builtins
+
+builtins['ssh2'] = require('ssh2')
+builtins['ssh2/lib/protocol/constants'] = require('ssh2/lib/protocol/constants')
+builtins['stream'] = require('stream-browserify')