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// Update the version numbers and library sizes in index.md
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var fs = require('fs'), |
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zlib = require('zlib'); |
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var VIS = 'vis.js', |
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VIS_MIN = 'vis.min.js', |
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INDEX = 'index.html'; |
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// get development size
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function developmentSize(callback) { |
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fs.readFile(VIS, function (err, data) { |
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if (!err) { |
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var size = Math.round(data.length / 1024) + ' kB'; |
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callback(null, size); |
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} |
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else { |
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callback(err); |
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} |
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}); |
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} |
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// get (gzipped) production size
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function productionSize(callback) { |
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fs.readFile(VIS_MIN, function (err, data) { |
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if (!err) { |
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zlib.gzip(data, function (err, data) { |
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if (!err) { |
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var size = Math.round(data.length / 1024) + ' kB'; |
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callback(null, size) |
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} |
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else { |
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callback(err); |
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} |
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}); |
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} |
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else { |
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callback(err); |
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} |
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}); |
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} |
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// get version
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function version(callback) { |
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fs.readFile(VIS_MIN, function (err, data) { |
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if (!err) { |
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var match = /@version\s*([\w\.-]*)/i.exec(data); |
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var version = undefined; |
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if (match) { |
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version = match[1]; |
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} |
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callback(null, version); |
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} |
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else { |
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callback(err); |
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} |
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}); |
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} |
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// update version and library sizes in index.md
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function updateVersion(developmentSize, productionSize, version, callback) { |
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fs.readFile(INDEX, function (err, data) { |
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if (!err) { |
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data = String(data); |
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data = data.replace(/<span id="development-size">([\w\s]*)<\/span>/g, |
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'<span id="development-size">' + developmentSize + '</span>'); |
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data = data.replace(/<span id="production-size">([\w\s]*)<\/span>/g, |
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'<span id="production-size">' + productionSize + '</span>'); |
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data = data.replace(/<span class="version">([\w\.-]*)<\/span>/g, |
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'<span class="version">' + version + '</span>'); |
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fs.writeFile(INDEX, data, callback); |
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} |
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else { |
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callback(err); |
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} |
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}); |
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} |
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developmentSize(function (err, devSize) { |
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console.log('development size: ' + devSize); |
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productionSize(function (err, prodSize) { |
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console.log('production size: ' + prodSize); |
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version(function (err, version) { |
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console.log('version: ' + version); |
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if (devSize && prodSize && version) { |
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updateVersion(devSize, prodSize, version, function (err, res) { |
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if (err) { |
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console.log(err); |
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} |
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else { |
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console.log('done'); |
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} |
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}); |
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} |
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else { |
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} |
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}); |
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}); |
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}); |