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@farris/build-angular

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Angular Webpack Build Facade

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"use strict"; Object.defineProperty(exports, "__esModule", { value: true }); /** * @license * Copyright Google Inc. All Rights Reserved. * * Use of this source code is governed by an MIT-style license that can be * found in the LICENSE file at https://angular.io/license */ const core_1 = require("@angular-devkit/core"); const rxjs_1 = require("rxjs"); const operators_1 = require("rxjs/operators"); class WebpackFileSystemHostAdapter { constructor(_host) { this._host = _host; this._syncHost = null; } _doHostCall(o, callback) { const token = Symbol(); let value = token; let error = false; try { o.subscribe({ error(err) { error = true; callback(err); }, next(v) { value = v; }, complete() { if (value !== token) { callback(null, value); } else { callback(new Error('Unknown error happened.')); } }, }); } catch (err) { // In some occasions, the error handler above will be called, then an exception will be // thrown (by design in observable constructors in RxJS 5). Don't call the callback // twice. if (!error) { callback(err); } } } stat(path, callback) { const p = core_1.normalize('/' + path); const result = this._host.stat(p); if (result === null) { const o = this._host.exists(p).pipe(operators_1.switchMap(exists => { if (!exists) { throw new core_1.FileDoesNotExistException(p); } return this._host.isDirectory(p).pipe(operators_1.mergeMap(isDirectory => { return (isDirectory ? rxjs_1.of(0) : this._host.read(p).pipe(operators_1.map(content => content.byteLength))).pipe(operators_1.map(size => [isDirectory, size])); })); }), operators_1.map(([isDirectory, size]) => { return { isFile() { return !isDirectory; }, isDirectory() { return isDirectory; }, size, atime: new Date(), mtime: new Date(), ctime: new Date(), birthtime: new Date(), }; })); this._doHostCall(o, callback); } else { this._doHostCall(result, callback); } } readdir(path, callback) { return this._doHostCall(this._host.list(core_1.normalize('/' + path)), callback); } readFile(path, callback) { const o = this._host.read(core_1.normalize('/' + path)).pipe(operators_1.map(content => Buffer.from(content))); return this._doHostCall(o, callback); } readJson(path, callback) { const o = this._host.read(core_1.normalize('/' + path)).pipe(operators_1.map(content => JSON.parse(core_1.virtualFs.fileBufferToString(content)))); return this._doHostCall(o, callback); } readlink(path, callback) { const err = new Error('Not a symlink.'); err.code = 'EINVAL'; callback(err); } statSync(path) { if (!this._syncHost) { this._syncHost = new core_1.virtualFs.SyncDelegateHost(this._host); } const result = this._syncHost.stat(core_1.normalize('/' + path)); if (result) { return result; } else { return {}; } } readdirSync(path) { if (!this._syncHost) { this._syncHost = new core_1.virtualFs.SyncDelegateHost(this._host); } return this._syncHost.list(core_1.normalize('/' + path)); } readFileSync(path) { if (!this._syncHost) { this._syncHost = new core_1.virtualFs.SyncDelegateHost(this._host); } return Buffer.from(this._syncHost.read(core_1.normalize('/' + path))); } readJsonSync(path) { if (!this._syncHost) { this._syncHost = new core_1.virtualFs.SyncDelegateHost(this._host); } const data = this._syncHost.read(core_1.normalize('/' + path)); return JSON.parse(core_1.virtualFs.fileBufferToString(data)); } readlinkSync(path) { const err = new Error('Not a symlink.'); err.code = 'EINVAL'; throw err; } purge(_changes) { } } exports.WebpackFileSystemHostAdapter = WebpackFileSystemHostAdapter; //# 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* @license\n * Copyright Google Inc. All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\nimport { FileDoesNotExistException, JsonObject, normalize, virtualFs } from '@angular-devkit/core';\nimport { Callback, InputFileSystem } from '@ngtools/webpack/src/webpack';\nimport { Stats } from 'fs';\nimport { Observable, of } from 'rxjs';\nimport { map, mergeMap, switchMap } from 'rxjs/operators';\n\n\nexport class WebpackFileSystemHostAdapter implements InputFileSystem {\n  protected _syncHost: virtualFs.SyncDelegateHost<Stats> | null = null;\n\n  constructor(protected _host: virtualFs.Host<Stats>) {}\n\n  private _doHostCall<T>(o: Observable<T>, callback: Callback<T>) {\n    const token = Symbol();\n    let value: T | typeof token = token;\n    let error = false;\n\n    try {\n      o.subscribe({\n        error(err) {\n          error = true;\n          callback(err);\n        },\n        next(v) {\n          value = v;\n        },\n        complete() {\n          if (value !== token) {\n            callback(null, value);\n          } else {\n            callback(new Error('Unknown error happened.'));\n          }\n        },\n      });\n    } catch (err) {\n      // In some occasions, the error handler above will be called, then an exception will be\n      // thrown (by design in observable constructors in RxJS 5). Don't call the callback\n      // twice.\n      if (!error) {\n        callback(err);\n      }\n    }\n  }\n\n  stat(path: string, callback: Callback<Stats>): void {\n    const p = normalize('/' + path);\n    const result = this._host.stat(p);\n\n    if (result === null) {\n      const o = this._host.exists(p).pipe(\n        switchMap(exists => {\n          if (!exists) {\n            throw new FileDoesNotExistException(p);\n          }\n\n          return this._host.isDirectory(p).pipe(\n            mergeMap(isDirectory => {\n              return (isDirectory ? of(0) : this._host.read(p).pipe(\n                map(content => content.byteLength),\n              )).pipe(\n                map(size => [isDirectory, size]),\n              );\n            }),\n          );\n        }),\n        map(([isDirectory, size]) => {\n          return {\n            isFile() { return !isDirectory; },\n            isDirectory() { return isDirectory; },\n            size,\n            atime: new Date(),\n            mtime: new Date(),\n            ctime: new Date(),\n            birthtime: new Date(),\n          };\n        }),\n      );\n\n      this._doHostCall(o, callback);\n    } else {\n      this._doHostCall(result, callback);\n    }\n  }\n\n  readdir(path: string, callback: Callback<string[]>): void {\n    return this._doHostCall(this._host.list(normalize('/' + path)), callback);\n  }\n\n  readFile(path: string, callback: Callback<Buffer>): void {\n    const o = this._host.read(normalize('/' + path)).pipe(\n      map(content => Buffer.from(content)),\n    );\n\n    return this._doHostCall(o, callback);\n  }\n\n  readJson(path: string, callback: Callback<JsonObject>): void {\n    const o = this._host.read(normalize('/' + path)).pipe(\n      map(content => JSON.parse(virtualFs.fileBufferToString(content))),\n    );\n\n    return this._doHostCall(o, callback);\n  }\n\n  readlink(path: string, callback: Callback<string>): void {\n    const err: NodeJS.ErrnoException = new Error('Not a symlink.');\n    err.code = 'EINVAL';\n    callback(err);\n  }\n\n  statSync(path: string): Stats {\n    if (!this._syncHost) {\n      this._syncHost = new virtualFs.SyncDelegateHost(this._host);\n    }\n\n    const result = this._syncHost.stat(normalize('/' + path));\n    if (result) {\n      return result;\n    } else {\n      return {} as Stats;\n    }\n  }\n  readdirSync(path: string): string[] {\n    if (!this._syncHost) {\n      this._syncHost = new virtualFs.SyncDelegateHost(this._host);\n    }\n\n    return this._syncHost.list(normalize('/' + path));\n  }\n  readFileSync(path: string): Buffer {\n    if (!this._syncHost) {\n      this._syncHost = new virtualFs.SyncDelegateHost(this._host);\n    }\n\n    return Buffer.from(this._syncHost.read(normalize('/' + path)));\n  }\n  readJsonSync(path: string): {} {\n    if (!this._syncHost) {\n      this._syncHost = new virtualFs.SyncDelegateHost(this._host);\n    }\n\n    const data = this._syncHost.read(normalize('/' + path));\n\n    return JSON.parse(virtualFs.fileBufferToString(data));\n  }\n  readlinkSync(path: string): string {\n    const err: NodeJS.ErrnoException = new Error('Not a symlink.');\n    err.code = 'EINVAL';\n    throw err;\n  }\n\n  purge(_changes?: string[] | string): void {}\n}\n"]}