90 lines
1.9 KiB
JavaScript
90 lines
1.9 KiB
JavaScript
var deps = require('./build/deps.js').deps,
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fs = require('fs'),
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uglify = require('uglify-js'),
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jshint = require('jshint');
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var copyright = "/*\n Copyright (c) 2010-2011, CloudMade, Vladimir Agafonkin\n" +
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" Leaflet is a modern open source JavaScript library for interactive maps.\n" +
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" http://leaflet.cloudmade.com\n*/\n";
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var savePath = 'dist/leaflet.js';
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function getFiles() {
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var memo = {},
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files = [];
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var i, j, src, srcs, len;
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for (i in deps) {
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srcs = deps[i].src;
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for (j = 0, len = srcs.length; j < len; j++) {
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memo[srcs[j]] = true;
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}
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}
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for (src in memo) {
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files.push('src/' + src);
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}
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return files;
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}
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var files = getFiles();
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function myUglify(code){
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var jsp = uglify.parser,
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pro = uglify.uglify;
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var ast = jsp.parse(code);
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ast = pro.ast_mangle(ast);
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ast = pro.ast_squeeze(ast, {keep_comps: false});
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ast = pro.ast_squeeze_more(ast);
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return pro.gen_code(ast);
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};
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function compress(content) {
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console.log('Uncompressed size: ' + content.length);
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console.log('Compressing...');
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var compressed = copyright + myUglify(content);
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console.log('Compressed size: ' + compressed.length);
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return compressed;
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}
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function combineFiles(files, callback) {
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var remaining = files.length,
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fileContents = new Array(remaining);
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console.log('Concatenating ' + remaining + ' files...');
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var i, len;
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for (i = 0, len = files.length; i < len; i++) {
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(function (i) {
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fs.readFile(files[i], 'utf8', function (err, contents) {
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if (err) { throw err; }
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fileContents[i] = contents;
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remaining--;
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if (remaining === 0) {
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callback(fileContents.join('\n\n'));
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}
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});
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}(i));
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}
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}
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task('default', function () {
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combineFiles(files, function (content) {
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var compressed = compress(content);
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fs.writeFile(savePath, compressed, 'utf8', function (err) {
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if (err) { throw err; }
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console.log('Saved to ' + savePath);
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});
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});
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});
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task('build', ['default']); |