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"use strict";
/**
* @license
* Copyright Google LLC 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
*/
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.NodeJsSyncHost = exports.NodeJsAsyncHost = void 0;
const fs_1 = __importStar(require("fs"));
const path_1 = require("path");
const rxjs_1 = require("rxjs");
const operators_1 = require("rxjs/operators");
const src_1 = require("../src");
async function exists(path) {
try {
await fs_1.promises.access(path, fs_1.constants.F_OK);
return true;
}
catch {
return false;
}
}
// This will only be initialized if the watch() method is called.
// Otherwise chokidar appears only in type positions, and shouldn't be referenced
// in the JavaScript output.
let FSWatcher;
function loadFSWatcher() {
if (!FSWatcher) {
try {
// eslint-disable-next-line import/no-extraneous-dependencies
FSWatcher = require('chokidar').FSWatcher;
}
catch (e) {
if (e.code !== 'MODULE_NOT_FOUND') {
throw new Error('As of angular-devkit version 8.0, the "chokidar" package ' +
'must be installed in order to use watch() features.');
}
throw e;
}
}
}
/**
* An implementation of the Virtual FS using Node as the background. There are two versions; one
* synchronous and one asynchronous.
*/
class NodeJsAsyncHost {
get capabilities() {
return { synchronous: false };
}
write(path, content) {
return (0, rxjs_1.from)(fs_1.promises.mkdir((0, src_1.getSystemPath)((0, src_1.dirname)(path)), { recursive: true })).pipe((0, operators_1.mergeMap)(() => fs_1.promises.writeFile((0, src_1.getSystemPath)(path), new Uint8Array(content))));
}
read(path) {
return (0, rxjs_1.from)(fs_1.promises.readFile((0, src_1.getSystemPath)(path))).pipe((0, operators_1.map)((buffer) => new Uint8Array(buffer).buffer));
}
delete(path) {
return this.isDirectory(path).pipe((0, operators_1.mergeMap)(async (isDirectory) => {
if (isDirectory) {
// The below should be removed and replaced with just `rm` when support for Node.Js 12 is removed.
const { rm, rmdir } = fs_1.promises;
if (rm) {
await rm((0, src_1.getSystemPath)(path), { force: true, recursive: true, maxRetries: 3 });
}
else {
await rmdir((0, src_1.getSystemPath)(path), { recursive: true, maxRetries: 3 });
}
}
else {
await fs_1.promises.unlink((0, src_1.getSystemPath)(path));
}
}));
}
rename(from, to) {
return (0, rxjs_1.from)(fs_1.promises.rename((0, src_1.getSystemPath)(from), (0, src_1.getSystemPath)(to)));
}
list(path) {
return (0, rxjs_1.from)(fs_1.promises.readdir((0, src_1.getSystemPath)(path))).pipe((0, operators_1.map)((names) => names.map((name) => (0, src_1.fragment)(name))));
}
exists(path) {
return (0, rxjs_1.from)(exists((0, src_1.getSystemPath)(path)));
}
isDirectory(path) {
return this.stat(path).pipe((0, operators_1.map)((stat) => stat.isDirectory()));
}
isFile(path) {
return this.stat(path).pipe((0, operators_1.map)((stat) => stat.isFile()));
}
// Some hosts may not support stat.
stat(path) {
return (0, rxjs_1.from)(fs_1.promises.stat((0, src_1.getSystemPath)(path)));
}
// Some hosts may not support watching.
watch(path, _options) {
return new rxjs_1.Observable((obs) => {
loadFSWatcher();
const watcher = new FSWatcher({ persistent: true });
watcher.add((0, src_1.getSystemPath)(path));
watcher
.on('change', (path) => {
obs.next({
path: (0, src_1.normalize)(path),
time: new Date(),
type: 0 /* Changed */,
});
})
.on('add', (path) => {
obs.next({
path: (0, src_1.normalize)(path),
time: new Date(),
type: 1 /* Created */,
});
})
.on('unlink', (path) => {
obs.next({
path: (0, src_1.normalize)(path),
time: new Date(),
type: 2 /* Deleted */,
});
});
return () => watcher.close();
}).pipe((0, operators_1.publish)(), (0, operators_1.refCount)());
}
}
exports.NodeJsAsyncHost = NodeJsAsyncHost;
/**
* An implementation of the Virtual FS using Node as the backend, synchronously.
*/
class NodeJsSyncHost {
get capabilities() {
return { synchronous: true };
}
write(path, content) {
return new rxjs_1.Observable((obs) => {
(0, fs_1.mkdirSync)((0, src_1.getSystemPath)((0, src_1.dirname)(path)), { recursive: true });
(0, fs_1.writeFileSync)((0, src_1.getSystemPath)(path), new Uint8Array(content));
obs.next();
obs.complete();
});
}
read(path) {
return new rxjs_1.Observable((obs) => {
const buffer = (0, fs_1.readFileSync)((0, src_1.getSystemPath)(path));
obs.next(new Uint8Array(buffer).buffer);
obs.complete();
});
}
delete(path) {
return this.isDirectory(path).pipe((0, operators_1.concatMap)((isDir) => {
if (isDir) {
const dirPaths = (0, fs_1.readdirSync)((0, src_1.getSystemPath)(path));
const rmDirComplete = new rxjs_1.Observable((obs) => {
// The below should be removed and replaced with just `rmSync` when support for Node.Js 12 is removed.
const { rmSync, rmdirSync } = fs_1.default;
if (rmSync) {
rmSync((0, src_1.getSystemPath)(path), { force: true, recursive: true, maxRetries: 3 });
}
else {
rmdirSync((0, src_1.getSystemPath)(path), { recursive: true, maxRetries: 3 });
}
obs.complete();
});
return (0, rxjs_1.concat)(...dirPaths.map((name) => this.delete((0, src_1.join)(path, name))), rmDirComplete);
}
else {
try {
(0, fs_1.unlinkSync)((0, src_1.getSystemPath)(path));
}
catch (err) {
return (0, rxjs_1.throwError)(err);
}
return (0, rxjs_1.of)(undefined);
}
}));
}
rename(from, to) {
return new rxjs_1.Observable((obs) => {
const toSystemPath = (0, src_1.getSystemPath)(to);
(0, fs_1.mkdirSync)((0, path_1.dirname)(toSystemPath), { recursive: true });
(0, fs_1.renameSync)((0, src_1.getSystemPath)(from), toSystemPath);
obs.next();
obs.complete();
});
}
list(path) {
return new rxjs_1.Observable((obs) => {
const names = (0, fs_1.readdirSync)((0, src_1.getSystemPath)(path));
obs.next(names.map((name) => (0, src_1.fragment)(name)));
obs.complete();
});
}
exists(path) {
return new rxjs_1.Observable((obs) => {
obs.next((0, fs_1.existsSync)((0, src_1.getSystemPath)(path)));
obs.complete();
});
}
isDirectory(path) {
// eslint-disable-next-line @typescript-eslint/no-non-null-assertion
return this.stat(path).pipe((0, operators_1.map)((stat) => stat.isDirectory()));
}
isFile(path) {
// eslint-disable-next-line @typescript-eslint/no-non-null-assertion
return this.stat(path).pipe((0, operators_1.map)((stat) => stat.isFile()));
}
// Some hosts may not support stat.
stat(path) {
return new rxjs_1.Observable((obs) => {
obs.next((0, fs_1.statSync)((0, src_1.getSystemPath)(path)));
obs.complete();
});
}
// Some hosts may not support watching.
watch(path, _options) {
return new rxjs_1.Observable((obs) => {
loadFSWatcher();
const watcher = new FSWatcher({ persistent: false });
watcher.add((0, src_1.getSystemPath)(path));
watcher
.on('change', (path) => {
obs.next({
path: (0, src_1.normalize)(path),
time: new Date(),
type: 0 /* Changed */,
});
})
.on('add', (path) => {
obs.next({
path: (0, src_1.normalize)(path),
time: new Date(),
type: 1 /* Created */,
});
})
.on('unlink', (path) => {
obs.next({
path: (0, src_1.normalize)(path),
time: new Date(),
type: 2 /* Deleted */,
});
});
return () => watcher.close();
}).pipe((0, operators_1.publish)(), (0, operators_1.refCount)());
}
}
exports.NodeJsSyncHost = NodeJsSyncHost;