1 | ;
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2 | /**
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3 | * @license
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4 | * Copyright Google LLC All Rights Reserved.
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5 | *
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6 | * Use of this source code is governed by an MIT-style license that can be
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7 | * found in the LICENSE file at https://angular.io/license
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8 | */
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9 | Object.defineProperty(exports, "__esModule", { value: true });
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10 | exports.SimpleSinkBase = void 0;
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11 | const rxjs_1 = require("rxjs");
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12 | const operators_1 = require("rxjs/operators");
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13 | const exception_1 = require("../exception/exception");
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14 | const action_1 = require("../tree/action");
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15 | const Noop = function () { };
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16 | class SimpleSinkBase {
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17 | constructor() {
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18 | this.preCommitAction = Noop;
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19 | this.postCommitAction = Noop;
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20 | this.preCommit = Noop;
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21 | this.postCommit = Noop;
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22 | }
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23 | _fileAlreadyExistException(path) {
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24 | throw new exception_1.FileAlreadyExistException(path);
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25 | }
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26 | _fileDoesNotExistException(path) {
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27 | throw new exception_1.FileDoesNotExistException(path);
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28 | }
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29 | _validateOverwriteAction(action) {
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30 | return this._validateFileExists(action.path).pipe((0, operators_1.map)((b) => {
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31 | if (!b) {
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32 | this._fileDoesNotExistException(action.path);
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33 | }
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34 | }));
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35 | }
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36 | _validateCreateAction(action) {
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37 | return this._validateFileExists(action.path).pipe((0, operators_1.map)((b) => {
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38 | if (b) {
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39 | this._fileAlreadyExistException(action.path);
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40 | }
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41 | }));
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42 | }
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43 | _validateRenameAction(action) {
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44 | return this._validateFileExists(action.path).pipe((0, operators_1.map)((b) => {
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45 | if (!b) {
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46 | this._fileDoesNotExistException(action.path);
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47 | }
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48 | }), (0, operators_1.mergeMap)(() => this._validateFileExists(action.to)), (0, operators_1.map)((b) => {
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49 | if (b) {
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50 | this._fileAlreadyExistException(action.to);
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51 | }
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52 | }));
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53 | }
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54 | _validateDeleteAction(action) {
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55 | return this._validateFileExists(action.path).pipe((0, operators_1.map)((b) => {
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56 | if (!b) {
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57 | this._fileDoesNotExistException(action.path);
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58 | }
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59 | }));
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60 | }
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61 | validateSingleAction(action) {
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62 | switch (action.kind) {
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63 | case 'o':
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64 | return this._validateOverwriteAction(action);
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65 | case 'c':
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66 | return this._validateCreateAction(action);
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67 | case 'r':
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68 | return this._validateRenameAction(action);
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69 | case 'd':
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70 | return this._validateDeleteAction(action);
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71 | default:
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72 | throw new action_1.UnknownActionException(action);
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73 | }
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74 | }
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75 | commitSingleAction(action) {
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76 | return (0, rxjs_1.concat)(this.validateSingleAction(action), new rxjs_1.Observable((observer) => {
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77 | let committed = null;
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78 | switch (action.kind) {
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79 | case 'o':
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80 | committed = this._overwriteFile(action.path, action.content);
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81 | break;
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82 | case 'c':
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83 | committed = this._createFile(action.path, action.content);
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84 | break;
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85 | case 'r':
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86 | committed = this._renameFile(action.path, action.to);
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87 | break;
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88 | case 'd':
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89 | committed = this._deleteFile(action.path);
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90 | break;
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91 | }
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92 | if (committed) {
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93 | committed.subscribe(observer);
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94 | }
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95 | else {
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96 | observer.complete();
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97 | }
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98 | })).pipe((0, operators_1.ignoreElements)());
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99 | }
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100 | commit(tree) {
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101 | const actions = (0, rxjs_1.from)(tree.actions);
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102 | return (0, rxjs_1.concat)(this.preCommit() || (0, rxjs_1.of)(null), (0, rxjs_1.defer)(() => actions).pipe((0, operators_1.concatMap)((action) => {
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103 | const maybeAction = this.preCommitAction(action);
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104 | if ((0, rxjs_1.isObservable)(maybeAction) || isPromiseLike(maybeAction)) {
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105 | return maybeAction;
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106 | }
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107 | return (0, rxjs_1.of)(maybeAction || action);
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108 | }), (0, operators_1.concatMap)((action) => {
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109 | return (0, rxjs_1.concat)(this.commitSingleAction(action).pipe((0, operators_1.ignoreElements)()), (0, rxjs_1.of)(action));
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110 | }), (0, operators_1.concatMap)((action) => this.postCommitAction(action) || (0, rxjs_1.of)(null))), (0, rxjs_1.defer)(() => this._done()), (0, rxjs_1.defer)(() => this.postCommit() || (0, rxjs_1.of)(null))).pipe((0, operators_1.ignoreElements)());
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111 | }
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112 | }
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113 | exports.SimpleSinkBase = SimpleSinkBase;
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114 | function isPromiseLike(value) {
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115 | return !!value && typeof value.then === 'function';
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116 | }
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* @license\n * Copyright Google LLC 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 */\n\nimport {\n  Observable,\n  concat,\n  defer as deferObservable,\n  isObservable,\n  from as observableFrom,\n  of as observableOf,\n} from 'rxjs';\nimport { concatMap, ignoreElements, map, mergeMap } from 'rxjs/operators';\nimport { FileAlreadyExistException, FileDoesNotExistException } from '../exception/exception';\nimport {\n  Action,\n  CreateFileAction,\n  DeleteFileAction,\n  OverwriteFileAction,\n  RenameFileAction,\n  UnknownActionException,\n} from '../tree/action';\nimport { Tree } from '../tree/interface';\n\nexport interface Sink {\n  commit(tree: Tree): Observable<void>;\n}\n\nconst Noop = function () {};\n\nexport abstract class SimpleSinkBase implements Sink {\n  preCommitAction: (action: Action) => void | Action | PromiseLike<Action> | Observable<Action> =\n    Noop;\n  postCommitAction: (action: Action) => void | Observable<void> = Noop;\n  preCommit: () => void | Observable<void> = Noop;\n  postCommit: () => void | Observable<void> = Noop;\n\n  protected abstract _validateFileExists(p: string): Observable<boolean>;\n\n  protected abstract _overwriteFile(path: string, content: Buffer): Observable<void>;\n  protected abstract _createFile(path: string, content: Buffer): Observable<void>;\n  protected abstract _renameFile(path: string, to: string): Observable<void>;\n  protected abstract _deleteFile(path: string): Observable<void>;\n\n  protected abstract _done(): Observable<void>;\n\n  protected _fileAlreadyExistException(path: string): void {\n    throw new FileAlreadyExistException(path);\n  }\n  protected _fileDoesNotExistException(path: string): void {\n    throw new FileDoesNotExistException(path);\n  }\n\n  protected _validateOverwriteAction(action: OverwriteFileAction): Observable<void> {\n    return this._validateFileExists(action.path).pipe(\n      map((b) => {\n        if (!b) {\n          this._fileDoesNotExistException(action.path);\n        }\n      }),\n    );\n  }\n  protected _validateCreateAction(action: CreateFileAction): Observable<void> {\n    return this._validateFileExists(action.path).pipe(\n      map((b) => {\n        if (b) {\n          this._fileAlreadyExistException(action.path);\n        }\n      }),\n    );\n  }\n  protected _validateRenameAction(action: RenameFileAction): Observable<void> {\n    return this._validateFileExists(action.path).pipe(\n      map((b) => {\n        if (!b) {\n          this._fileDoesNotExistException(action.path);\n        }\n      }),\n      mergeMap(() => this._validateFileExists(action.to)),\n      map((b) => {\n        if (b) {\n          this._fileAlreadyExistException(action.to);\n        }\n      }),\n    );\n  }\n  protected _validateDeleteAction(action: DeleteFileAction): Observable<void> {\n    return this._validateFileExists(action.path).pipe(\n      map((b) => {\n        if (!b) {\n          this._fileDoesNotExistException(action.path);\n        }\n      }),\n    );\n  }\n\n  validateSingleAction(action: Action): Observable<void> {\n    switch (action.kind) {\n      case 'o':\n        return this._validateOverwriteAction(action);\n      case 'c':\n        return this._validateCreateAction(action);\n      case 'r':\n        return this._validateRenameAction(action);\n      case 'd':\n        return this._validateDeleteAction(action);\n      default:\n        throw new UnknownActionException(action);\n    }\n  }\n\n  commitSingleAction(action: Action): Observable<void> {\n    return concat(\n      this.validateSingleAction(action),\n      new Observable<void>((observer) => {\n        let committed: Observable<void> | null = null;\n        switch (action.kind) {\n          case 'o':\n            committed = this._overwriteFile(action.path, action.content);\n            break;\n          case 'c':\n            committed = this._createFile(action.path, action.content);\n            break;\n          case 'r':\n            committed = this._renameFile(action.path, action.to);\n            break;\n          case 'd':\n            committed = this._deleteFile(action.path);\n            break;\n        }\n\n        if (committed) {\n          committed.subscribe(observer);\n        } else {\n          observer.complete();\n        }\n      }),\n    ).pipe(ignoreElements());\n  }\n\n  commit(tree: Tree): Observable<void> {\n    const actions = observableFrom(tree.actions);\n\n    return concat(\n      this.preCommit() || observableOf(null),\n      deferObservable(() => actions).pipe(\n        concatMap((action) => {\n          const maybeAction = this.preCommitAction(action);\n\n          if (isObservable(maybeAction) || isPromiseLike(maybeAction)) {\n            return maybeAction;\n          }\n\n          return observableOf(maybeAction || action);\n        }),\n        concatMap((action) => {\n          return concat(\n            this.commitSingleAction(action).pipe(ignoreElements()),\n            observableOf(action),\n          );\n        }),\n        concatMap((action) => this.postCommitAction(action) || observableOf(null)),\n      ),\n      deferObservable(() => this._done()),\n      deferObservable(() => this.postCommit() || observableOf(null)),\n    ).pipe(ignoreElements());\n  }\n}\n\nfunction isPromiseLike<T, U = unknown>(value: U | PromiseLike<T>): value is PromiseLike<T> {\n  return !!value && typeof (value as PromiseLike<T>).then === 'function';\n}\n"]} |
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