mirror of https://github.com/seald/nedb
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101 lines
2.9 KiB
101 lines
2.9 KiB
/**
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* Build the browser version of nedb
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*/
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var fs = require('fs')
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, path = require('path')
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, child_process = require('child_process')
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, toCopy = ['lib', 'node_modules']
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, async, browserify, uglify
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;
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// Ensuring both node_modules (the source one and build one), src and out directories exist
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function ensureDirExists (name) {
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try {
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fs.mkdirSync(path.join(__dirname, name));
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} catch (e) {
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if (e.code !== 'EEXIST') {
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console.log("Error ensuring that node_modules exists");
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process.exit(1);
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}
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}
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}
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ensureDirExists('../node_modules');
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ensureDirExists('node_modules');
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ensureDirExists('out');
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ensureDirExists('src');
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// Installing build dependencies and require them
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console.log("Installing build dependencies");
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child_process.exec('npm install', { cwd: __dirname }, function (err, stdout, stderr) {
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if (err) { console.log("Error reinstalling dependencies"); process.exit(1); }
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fs = require('fs-extra');
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async = require('async');
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browserify = require('browserify');
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uglify = require('uglify-js');
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async.waterfall([
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function (cb) {
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console.log("Installing source dependencies if needed");
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child_process.exec('npm install', { cwd: path.join(__dirname, '..') }, function (err) { return cb(err); });
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}
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, function (cb) {
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console.log("Removing contents of the src directory");
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async.eachSeries(fs.readdirSync(path.join(__dirname, 'src')), function (item, _cb) {
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fs.remove(path.join(__dirname, 'src', item), _cb);
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}, cb);
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}
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, function (cb) {
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console.log("Copying source files");
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async.eachSeries(toCopy, function (item, _cb) {
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fs.copy(path.join(__dirname, '..', item), path.join(__dirname, 'src', item), _cb);
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}, cb);
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}
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, function (cb) {
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console.log("Copying browser specific files to replace their server-specific counterparts");
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async.eachSeries(fs.readdirSync(path.join(__dirname, 'browser-specific')), function (item, _cb) {
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fs.copy(path.join(__dirname, 'browser-specific', item), path.join(__dirname, 'src', item), _cb);
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}, cb);
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}
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, function (cb) {
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console.log("Browserifying the code");
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var b = browserify()
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, srcPath = path.join(__dirname, 'src/lib/datastore.js');
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b.add(srcPath);
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b.bundle({ standalone: 'Nedb' }, function (err, out) {
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if (err) { return cb(err); }
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fs.writeFile(path.join(__dirname, 'out/nedb.js'), out, 'utf8', function (err) {
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if (err) {
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return cb(err);
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} else {
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return cb(null, out);
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}
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});
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});
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}
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, function (out, cb) {
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console.log("Creating the minified version");
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var compressedCode = uglify.minify(out, { fromString: true });
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fs.writeFile(path.join(__dirname, 'out/nedb.min.js'), compressedCode.code, 'utf8', cb);
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}
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], function (err) {
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if (err) {
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console.log("Error during build");
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console.log(err);
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} else {
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console.log("Build finished with success");
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}
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});
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});
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