1 | 'use strict';
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2 |
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3 | var fs = require('fs')
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4 | , path = require('path')
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5 | , browserify = require('browserify')
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6 | , uglify = require('uglify-js');
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7 |
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8 | var pkg = process.argv[2]
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9 | , standalone = process.argv[3]
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10 | , compress = process.argv[4];
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11 |
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12 | var packageDir = path.join(__dirname, '..');
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13 | if (pkg != '.') packageDir = path.join(packageDir, 'node_modules', pkg);
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14 |
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15 | var json = require(path.join(packageDir, 'package.json'));
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16 |
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17 | var distDir = path.join(__dirname, '..', 'dist');
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18 | if (!fs.existsSync(distDir)) fs.mkdirSync(distDir);
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19 |
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20 | var bOpts = {};
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21 | if (standalone) bOpts.standalone = standalone;
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22 |
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23 | browserify(bOpts)
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24 | .require(path.join(packageDir, json.main), {expose: json.name})
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25 | .bundle(function (err, buf) {
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26 | if (err) {
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27 | console.error('browserify error:', err);
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28 | process.exit(1);
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29 | }
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30 |
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31 | var outputFile = path.join(distDir, json.name);
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32 | var uglifyOpts = {
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33 | warnings: true,
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34 | compress: {},
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35 | output: {
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36 | preamble: '/* ' + json.name + ' ' + json.version + ': ' + json.description + ' */'
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37 | }
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38 | };
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39 | if (compress) {
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40 | var compressOpts = compress.split(',');
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41 | for (var i=0, il = compressOpts.length; i<il; ++i) {
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42 | var pair = compressOpts[i].split('=');
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43 | uglifyOpts.compress[pair[0]] = pair.length < 1 || pair[1] != 'false';
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44 | }
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45 | }
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46 | if (standalone) {
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47 | uglifyOpts.sourceMap = {
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48 | filename: json.name + '.min.js',
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49 | url: json.name + '.min.js.map'
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50 | };
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51 | }
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52 |
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53 | var result = uglify.minify(buf.toString(), uglifyOpts);
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54 | fs.writeFileSync(outputFile + '.min.js', result.code);
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55 | if (result.map) fs.writeFileSync(outputFile + '.min.js.map', result.map);
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56 | if (standalone) fs.writeFileSync(outputFile + '.bundle.js', buf);
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57 | if (result.warnings) {
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58 | for (var j=0, jl = result.warnings.length; j<jl; ++j)
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59 | console.warn('UglifyJS warning:', result.warnings[j]);
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60 | }
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61 | });
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