@angular/cli/tasks/extract-i18n.js

"use strict";
const webpack = require('webpack');
const path = require('path');
const rimraf = require('rimraf');
const Task = require('../ember-cli/lib/models/task');
const webpack_xi18n_config_1 = require('../models/webpack-xi18n-config');
const config_1 = require('../models/config');
exports.Extracti18nTask = Task.extend({
    run: function (runTaskOptions) {
        const project = this.project;
        const appConfig = config_1.CliConfig.fromProject().config.apps[0];
        const buildDir = '.tmp';
        const genDir = runTaskOptions.outputPath || appConfig.root;
        const config = new webpack_xi18n_config_1.XI18nWebpackConfig({
            genDir,
            buildDir,
            i18nFormat: runTaskOptions.i18nFormat,
            verbose: runTaskOptions.verbose,
            progress: runTaskOptions.progress
        }).config;
        const webpackCompiler = webpack(config);
        return new Promise((resolve, reject) => {
            const callback = (err, stats) => {
                if (err) {
                    return reject(err);
                }
                if (stats.hasErrors()) {
                    reject();
                }
                else {
                    resolve();
                }
            };
            webpackCompiler.run(callback);
        })
            .then(() => {
            // Deletes temporary build folder
            rimraf.sync(path.resolve(project.root, buildDir));
        })
            .catch((err) => {
            if (err) {
                this.ui.writeError('\nAn error occured during the i18n extraction:\n'
                    + ((err && err.stack) || err));
            }
            throw err;
        });
    }
});
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