vscode-nls-dev/lib/webpack-bundler.js

Development time npm module to generate strings bundles from Javascript files

/* --------------------------------------------------------------------------------------------
 * Copyright (c) Microsoft Corporation. All rights reserved.
 * Licensed under the MIT License. See License.txt in the project root for license information.
 * ------------------------------------------------------------------------------------------ */
'use strict';
Object.defineProperty(exports, "__esModule", { value: true });
exports.NLSBundlePlugin = void 0;
const lib_1 = require("./lib");
class NLSBundlePlugin {
    constructor(id) {
        this.id = id;
    }
    apply(compiler) {
        compiler.hooks.emit.tap('NLSBundlePlugin', (compilation) => {
            const assets = {};
            const bundler = new lib_1.MetaDataBundler(this.id, 'dist');
            for (const name of Object.keys(compilation.assets)) {
                if (!/nls\.metadata\.json$/.test(name)) {
                    assets[name] = compilation.assets[name];
                    continue;
                }
                const json = JSON.parse(compilation.assets[name].source().toString('utf8'));
                bundler.add(json);
            }
            // Skip empty NLS files
            if (bundler.size === 0) {
                return;
            }
            const [header, content] = bundler.bundle();
            const rawHeader = JSON.stringify(header);
            const rawContent = JSON.stringify(content);
            assets['nls.metadata.header.json'] = {
                source() { return rawHeader; },
                size() { return rawHeader.length; }
            };
            assets['nls.metadata.json'] = {
                source() { return rawContent; },
                size() { return rawContent.length; }
            };
            compilation.assets = assets;
        });
    }
}
exports.NLSBundlePlugin = NLSBundlePlugin;
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