kpdecker
131 lines
3.1 KiB
JavaScript
131 lines
3.1 KiB
JavaScript
var _ = require('underscore'),
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runner = require('./util/template-runner'),
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eco, dust, Handlebars, Mustache, eco;
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try {
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dust = require('dustjs-linkedin');
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} catch (err) { /* NOP */ }
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try {
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Mustache = require('mustache');
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} catch (err) { /* NOP */ }
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try {
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eco = require('eco');
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} catch (err) { /* NOP */ }
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function error() {
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throw new Error('EWOT');
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}
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function makeSuite(bench, name, template, handlebarsOnly) {
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// Create aliases to minimize any impact from having to walk up the closure tree.
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var templateName = name,
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context = template.context,
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partials = template.partials,
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handlebarsOut,
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compatOut,
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dustOut,
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ecoOut,
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mustacheOut;
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var handlebar = Handlebars.compile(template.handlebars, {data: false}),
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compat = Handlebars.compile(template.handlebars, {data: false, compat: true}),
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options = {helpers: template.helpers};
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_.each(template.partials && template.partials.handlebars, function(partial, partialName) {
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Handlebars.registerPartial(partialName, Handlebars.compile(partial, {data: false}));
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});
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handlebarsOut = handlebar(context, options);
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bench('handlebars', function() {
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handlebar(context, options);
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});
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compatOut = compat(context, options);
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bench('compat', function() {
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compat(context, options);
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});
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if (handlebarsOnly) {
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return;
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}
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if (dust) {
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if (template.dust) {
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dustOut = false;
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dust.loadSource(dust.compile(template.dust, templateName));
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dust.render(templateName, context, function(err, out) { dustOut = out; });
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bench('dust', function() {
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dust.render(templateName, context, function() {});
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});
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} else {
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bench('dust', error);
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}
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}
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if (eco) {
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if (template.eco) {
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var ecoTemplate = eco.compile(template.eco);
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ecoOut = ecoTemplate(context);
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bench('eco', function() {
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ecoTemplate(context);
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});
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} else {
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bench('eco', error);
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}
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}
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if (Mustache) {
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var mustacheSource = template.mustache,
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mustachePartials = partials && partials.mustache;
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if (mustacheSource) {
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mustacheOut = Mustache.to_html(mustacheSource, context, mustachePartials);
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bench('mustache', function() {
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Mustache.to_html(mustacheSource, context, mustachePartials);
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});
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} else {
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bench('mustache', error);
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}
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}
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// Hack around whitespace until we have whitespace control
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handlebarsOut = handlebarsOut.replace(/\s/g, '');
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function compare(b, lang) {
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if (b == null) {
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return;
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}
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b = b.replace(/\s/g, '');
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if (handlebarsOut !== b) {
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throw new Error('Template output mismatch: ' + name
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+ '\n\nHandlebars: ' + handlebarsOut
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+ '\n\n' + lang + ': ' + b);
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}
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}
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compare(compatOut, 'compat');
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compare(dustOut, 'dust');
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compare(ecoOut, 'eco');
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compare(mustacheOut, 'mustache');
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}
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module.exports = function(grunt, callback) {
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// Deferring load incase we are being run inline with the grunt build
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Handlebars = require('../lib');
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console.log('Execution Throughput');
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runner(grunt, makeSuite, function(times, scaled) {
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callback(scaled);
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});
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};
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