UNPKG

11.4 kBJavaScriptView Raw
1"use strict";
2/**
3 * @license
4 * Copyright Google LLC All Rights Reserved.
5 *
6 * Use of this source code is governed by an MIT-style license that can be
7 * found in the LICENSE file at https://angular.io/license
8 */
9Object.defineProperty(exports, "__esModule", { value: true });
10exports.HostSink = void 0;
11const rxjs_1 = require("rxjs");
12const operators_1 = require("rxjs/operators");
13const update_buffer_1 = require("../utility/update-buffer");
14const sink_1 = require("./sink");
15class HostSink extends sink_1.SimpleSinkBase {
16 constructor(_host, _force = false) {
17 super();
18 this._host = _host;
19 this._force = _force;
20 this._filesToDelete = new Set();
21 this._filesToRename = new Set();
22 this._filesToCreate = new Map();
23 this._filesToUpdate = new Map();
24 }
25 _validateCreateAction(action) {
26 return this._force ? rxjs_1.EMPTY : super._validateCreateAction(action);
27 }
28 _validateFileExists(p) {
29 if (this._filesToCreate.has(p) || this._filesToUpdate.has(p)) {
30 return (0, rxjs_1.of)(true);
31 }
32 if (this._filesToDelete.has(p)) {
33 return (0, rxjs_1.of)(false);
34 }
35 for (const [from, to] of this._filesToRename.values()) {
36 switch (p) {
37 case from:
38 return (0, rxjs_1.of)(false);
39 case to:
40 return (0, rxjs_1.of)(true);
41 }
42 }
43 return this._host.exists(p);
44 }
45 _overwriteFile(path, content) {
46 this._filesToUpdate.set(path, update_buffer_1.UpdateBufferBase.create(content));
47 return rxjs_1.EMPTY;
48 }
49 _createFile(path, content) {
50 this._filesToCreate.set(path, update_buffer_1.UpdateBufferBase.create(content));
51 return rxjs_1.EMPTY;
52 }
53 _renameFile(from, to) {
54 this._filesToRename.add([from, to]);
55 return rxjs_1.EMPTY;
56 }
57 _deleteFile(path) {
58 if (this._filesToCreate.has(path)) {
59 this._filesToCreate.delete(path);
60 this._filesToUpdate.delete(path);
61 }
62 else {
63 this._filesToDelete.add(path);
64 }
65 return rxjs_1.EMPTY;
66 }
67 _done() {
68 // Really commit everything to the actual filesystem.
69 return (0, rxjs_1.concat)((0, rxjs_1.from)([...this._filesToDelete.values()]).pipe((0, operators_1.concatMap)((path) => this._host.delete(path))), (0, rxjs_1.from)([...this._filesToRename.entries()]).pipe((0, operators_1.concatMap)(([_, [path, to]]) => this._host.rename(path, to))), (0, rxjs_1.from)([...this._filesToCreate.entries()]).pipe((0, operators_1.concatMap)(([path, buffer]) => {
70 return this._host.write(path, buffer.generate());
71 })), (0, rxjs_1.from)([...this._filesToUpdate.entries()]).pipe((0, operators_1.concatMap)(([path, buffer]) => {
72 return this._host.write(path, buffer.generate());
73 }))).pipe((0, operators_1.reduce)(() => { }));
74 }
75}
76exports.HostSink = HostSink;
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EMPTY : super._validateCreateAction(action);\n  }\n\n  protected _validateFileExists(p: Path): Observable<boolean> {\n    if (this._filesToCreate.has(p) || this._filesToUpdate.has(p)) {\n      return observableOf(true);\n    }\n\n    if (this._filesToDelete.has(p)) {\n      return observableOf(false);\n    }\n\n    for (const [from, to] of this._filesToRename.values()) {\n      switch (p) {\n        case from:\n          return observableOf(false);\n        case to:\n          return observableOf(true);\n      }\n    }\n\n    return this._host.exists(p);\n  }\n\n  protected _overwriteFile(path: Path, content: Buffer): Observable<void> {\n    this._filesToUpdate.set(path, UpdateBufferBase.create(content));\n\n    return EMPTY;\n  }\n  protected _createFile(path: Path, content: Buffer): Observable<void> {\n    this._filesToCreate.set(path, UpdateBufferBase.create(content));\n\n    return EMPTY;\n  }\n  protected _renameFile(from: Path, to: Path): Observable<void> {\n    this._filesToRename.add([from, to]);\n\n    return EMPTY;\n  }\n  protected _deleteFile(path: Path): Observable<void> {\n    if (this._filesToCreate.has(path)) {\n      this._filesToCreate.delete(path);\n      this._filesToUpdate.delete(path);\n    } else {\n      this._filesToDelete.add(path);\n    }\n\n    return EMPTY;\n  }\n\n  _done() {\n    // Really commit everything to the actual filesystem.\n    return concatObservables(\n      observableFrom([...this._filesToDelete.values()]).pipe(\n        concatMap((path) => this._host.delete(path)),\n      ),\n      observableFrom([...this._filesToRename.entries()]).pipe(\n        concatMap(([_, [path, to]]) => this._host.rename(path, to)),\n      ),\n      observableFrom([...this._filesToCreate.entries()]).pipe(\n        concatMap(([path, buffer]) => {\n          return this._host.write(path, buffer.generate() as {} as virtualFs.FileBuffer);\n        }),\n      ),\n      observableFrom([...this._filesToUpdate.entries()]).pipe(\n        concatMap(([path, buffer]) => {\n          return this._host.write(path, buffer.generate() as {} as virtualFs.FileBuffer);\n        }),\n      ),\n    ).pipe(reduce(() => {}));\n  }\n}\n"]}
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