nativescript
Version:
Command-line interface for building NativeScript projects
57 lines • 2.02 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
const choki = require("chokidar");
const path = require("path");
const os = require("os");
const _ = require("lodash");
const yok_1 = require("../yok");
class CancellationService {
constructor($fs, $logger, $hostInfo) {
this.$fs = $fs;
this.$logger = $logger;
this.$hostInfo = $hostInfo;
this.watches = {};
if (this.$hostInfo.isWindows) {
this.$fs.createDirectory(CancellationService.killSwitchDir);
}
}
async begin(name) {
if (!this.$hostInfo.isWindows) {
return;
}
const triggerFile = CancellationService.makeKillSwitchFileName(name);
if (!this.$fs.exists(triggerFile)) {
this.$fs.writeFile(triggerFile, "");
}
this.$logger.trace("Starting watch on killswitch %s", triggerFile);
const watcher = choki
.watch(triggerFile, { ignoreInitial: true })
.on("unlink", (filePath) => {
this.$logger.info(`Exiting process as the file ${filePath} has been deleted. Probably reinstalling CLI while there's a working instance.`);
process.exit(132 /* ErrorCodes.DELETED_KILL_FILE */);
});
if (watcher) {
this.watches[name] = watcher;
}
}
end(name) {
const watcher = this.watches[name];
if (watcher) {
delete this.watches[name];
watcher.close().then().catch();
}
}
dispose() {
_(this.watches)
.keys()
.each((name) => this.end(name));
}
static get killSwitchDir() {
return path.join(os.tmpdir(), process.env.SUDO_USER || process.env.USER || process.env.USERNAME || "", "KillSwitches");
}
static makeKillSwitchFileName(name) {
return path.join(CancellationService.killSwitchDir, name);
}
}
yok_1.injector.register("cancellation", CancellationService);
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