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62 lines
1.8 KiB
62 lines
1.8 KiB
4 years ago
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'use strict';
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var fs = require('fs')
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, path = require('path')
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, browserify = require('browserify')
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, uglify = require('uglify-js');
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var pkg = process.argv[2]
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, standalone = process.argv[3]
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, compress = process.argv[4];
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var packageDir = path.join(__dirname, '..');
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if (pkg != '.') packageDir = path.join(packageDir, 'node_modules', pkg);
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var json = require(path.join(packageDir, 'package.json'));
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var distDir = path.join(__dirname, '..', 'dist');
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if (!fs.existsSync(distDir)) fs.mkdirSync(distDir);
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var bOpts = {};
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if (standalone) bOpts.standalone = standalone;
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browserify(bOpts)
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.require(path.join(packageDir, json.main), {expose: json.name})
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.bundle(function (err, buf) {
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if (err) {
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console.error('browserify error:', err);
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process.exit(1);
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}
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var outputFile = path.join(distDir, json.name);
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var uglifyOpts = {
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warnings: true,
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compress: {},
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output: {
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preamble: '/* ' + json.name + ' ' + json.version + ': ' + json.description + ' */'
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}
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};
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if (compress) {
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var compressOpts = compress.split(',');
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for (var i=0, il = compressOpts.length; i<il; ++i) {
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var pair = compressOpts[i].split('=');
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uglifyOpts.compress[pair[0]] = pair.length < 1 || pair[1] != 'false';
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}
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}
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if (standalone) {
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uglifyOpts.sourceMap = {
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filename: json.name + '.min.js',
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url: json.name + '.min.js.map'
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};
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}
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var result = uglify.minify(buf.toString(), uglifyOpts);
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fs.writeFileSync(outputFile + '.min.js', result.code);
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if (result.map) fs.writeFileSync(outputFile + '.min.js.map', result.map);
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if (standalone) fs.writeFileSync(outputFile + '.bundle.js', buf);
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if (result.warnings) {
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for (var j=0, jl = result.warnings.length; j<jl; ++j)
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console.warn('UglifyJS warning:', result.warnings[j]);
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}
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});
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