less-benchmark.js
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var path = require('path'),
fs = require('fs'),
sys = require('util');
var less = require('../lib/less');
var file = path.join(__dirname, 'benchmark.less');
if (process.argv[2]) { file = path.join(process.cwd(), process.argv[2]) }
fs.readFile(file, 'utf8', function (e, data) {
var tree, css, start, end, total;
sys.puts("Benchmarking...\n", path.basename(file) + " (" +
parseInt(data.length / 1024) + " KB)", "");
start = new(Date);
new(less.Parser)({ optimization: 2 }).parse(data, function (err, tree) {
end = new(Date);
total = end - start;
sys.puts("Parsing: " +
total + " ms (" +
parseInt(1000 / total *
data.length / 1024) + " KB\/s)");
start = new(Date);
css = tree.toCSS();
end = new(Date);
sys.puts("Generation: " + (end - start) + " ms (" +
parseInt(1000 / (end - start) *
data.length / 1024) + " KB\/s)");
total += end - start;
sys.puts("Total: " + total + "ms (" +
parseInt(1000 / total * data.length / 1024) + " KB/s)");
if (err) {
less.writeError(err);
process.exit(3);
}
});
});