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jwietelmannjwietelmann
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Turning CLI precompiler into a wrapper around a module.
1 parent 085e5e1 commit 2e7a3bd

2 files changed

Lines changed: 228 additions & 228 deletions

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‎bin/handlebars‎

Lines changed: 88 additions & 228 deletions
Original file line numberDiff line numberDiff line change
@@ -1,235 +1,95 @@
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#!/usr/bin/env node
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var optimist = require('optimist')
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.usage('Precompile handlebar templates.\nUsage: $0 template...', {
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'f': {
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'type': 'string',
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'description': 'Output File',
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'alias': 'output'
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},
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'a': {
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'type': 'boolean',
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'description': 'Exports amd style (require.js)',
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'alias': 'amd'
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},
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'c': {
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'type': 'string',
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'description': 'Exports CommonJS style, path to Handlebars module',
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'alias': 'commonjs',
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'default': null
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},
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'h': {
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'type': 'string',
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'description': 'Path to handlebar.js (only valid for amd-style)',
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'alias': 'handlebarPath',
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'default': ''
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},
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'k': {
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'type': 'string',
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'description': 'Known helpers',
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'alias': 'known'
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},
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'o': {
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'type': 'boolean',
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'description': 'Known helpers only',
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'alias': 'knownOnly'
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},
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'm': {
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'type': 'boolean',
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'description': 'Minimize output',
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'alias': 'min'
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},
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'n': {
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'type': 'string',
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'description': 'Template namespace',
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'alias': 'namespace',
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'default': 'Handlebars.templates'
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},
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's': {
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'type': 'boolean',
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'description': 'Output template function only.',
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'alias': 'simple'
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},
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'r': {
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'type': 'string',
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'description': 'Template root. Base value that will be stripped from template names.',
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'alias': 'root'
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},
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'p' : {
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'type': 'boolean',
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'description': 'Compiling a partial template',
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'alias': 'partial'
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},
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'd' : {
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'type': 'boolean',
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'description': 'Include data when compiling',
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'alias': 'data'
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},
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'e': {
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'type': 'string',
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'description': 'Template extension.',
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'alias': 'extension',
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'default': 'handlebars'
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},
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'b': {
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'type': 'boolean',
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'description': 'Removes the BOM (Byte Order Mark) from the beginning of the templates.',
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'alias': 'bom'
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},
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'v': {
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'type': 'boolean',
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'description': 'Prints the current compiler version',
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'alias': 'version'
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}
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})
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.check(function(argv) {
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if (argv.version) {
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return;
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}
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var template = [0];
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if (!argv._.length) {
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throw 'Must define at least one template or directory.';
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}
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argv._.forEach(function(template) {
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try {
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fs.statSync(template);
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} catch (err) {
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throw 'Unable to open template file "' + template + '"';
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}
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});
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})
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.check(function(argv) {
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if (argv.simple && argv.min) {
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throw 'Unable to minimze simple output';
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}
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if (argv.simple && (argv._.length !== 1 || fs.statSync(argv._[0]).isDirectory())) {
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throw 'Unable to output multiple templates in simple mode';
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}
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});
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var fs = require('fs'),
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handlebars = require('../lib'),
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basename = require('path').basename,
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uglify = require('uglify-js');
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var argv = optimist.argv,
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template = argv._[0];
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if (argv.version) {
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return console.log(handlebars.VERSION);
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}
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// Convert the known list into a hash
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var known = {};
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if (argv.known && !Array.isArray(argv.known)) {
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argv.known = [argv.known];
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}
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if (argv.known) {
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for (var i = 0, len = argv.known.length; i < len; i++) {
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known[argv.known[i]] = true;
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}
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}
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// Build file extension pattern
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var extension = argv.extension.replace(/[\\^$*+?.():=!|{}\-\[\]]/g, function(arg) { return '\\' + arg; });
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extension = new RegExp('\\.' + extension + '$');
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var output = [];
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if (!argv.simple) {
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if (argv.amd) {
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output.push('define([\'' + argv.handlebarPath + 'handlebars.runtime\'], function(Handlebars) {\n Handlebars = Handlebars["default"];');
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} else if (argv.commonjs) {
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output.push('var Handlebars = require("' + argv.commonjs + '");');
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} else {
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output.push('(function() {\n');
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}
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output.push(' var template = Handlebars.template, templates = ');
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output.push(argv.namespace);
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output.push(' = ');
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output.push(argv.namespace);
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output.push(' || {};\n');
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}
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function processTemplate(template, root, explicit) {
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var path = template,
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stat = fs.statSync(path);
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if (stat.isDirectory()) {
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fs.readdirSync(template).map(function(file) {
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var path = template + '/' + file;
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if (extension.test(path) || fs.statSync(path).isDirectory()) {
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processTemplate(path, root || template);
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}
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});
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} else if (explicit || extension.test(path)) {
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var data = fs.readFileSync(path, 'utf8');
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if (argv.bom && data.indexOf('\uFEFF') === 0) {
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data = data.substring(1);
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}
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var options = {
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knownHelpers: known,
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knownHelpersOnly: argv.o
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};
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if (argv.data) {
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options.data = true;
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}
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// Clean the template name
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if (!root) {
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template = basename(template);
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} else if (template.indexOf(root) === 0) {
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template = template.substring(root.length+1);
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.usage('Precompile handlebar templates.\nUsage: $0 template...', {
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'f': {
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'type': 'string',
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'description': 'Output File',
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'alias': 'output'
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},
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'a': {
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'type': 'boolean',
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'description': 'Exports amd style (require.js)',
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'alias': 'amd'
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},
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'c': {
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'type': 'string',
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'description': 'Exports CommonJS style, path to Handlebars module',
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'alias': 'commonjs',
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'default': null
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},
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'h': {
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'type': 'string',
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'description': 'Path to handlebar.js (only valid for amd-style)',
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'alias': 'handlebarPath',
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'default': ''
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},
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'k': {
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'type': 'string',
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'description': 'Known helpers',
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'alias': 'known'
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},
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'o': {
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'type': 'boolean',
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'description': 'Known helpers only',
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'alias': 'knownOnly'
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},
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'm': {
38+
'type': 'boolean',
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'description': 'Minimize output',
40+
'alias': 'min'
41+
},
42+
'n': {
43+
'type': 'string',
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'description': 'Template namespace',
45+
'alias': 'namespace',
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'default': 'Handlebars.templates'
47+
},
48+
's': {
49+
'type': 'boolean',
50+
'description': 'Output template function only.',
51+
'alias': 'simple'
52+
},
53+
'r': {
54+
'type': 'string',
55+
'description': 'Template root. Base value that will be stripped from template names.',
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'alias': 'root'
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},
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'p' : {
59+
'type': 'boolean',
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'description': 'Compiling a partial template',
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'alias': 'partial'
62+
},
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'd' : {
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'type': 'boolean',
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'description': 'Include data when compiling',
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'alias': 'data'
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},
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'e': {
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'type': 'string',
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'description': 'Template extension.',
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'alias': 'extension',
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'default': 'handlebars'
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},
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'b': {
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'type': 'boolean',
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'description': 'Removes the BOM (Byte Order Mark) from the beginning of the templates.',
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'alias': 'bom'
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},
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'v': {
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'type': 'boolean',
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'description': 'Prints the current compiler version',
82+
'alias': 'version'
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}
188-
template = template.replace(extension, '');
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})
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190-
if (argv.simple) {
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output.push(handlebars.precompile(data, options) + '\n');
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} else if (argv.partial) {
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if(argv.amd && (argv._.length == 1 && !fs.statSync(argv._[0]).isDirectory())) {
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output.push('return ');
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}
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output.push('Handlebars.partials[\'' + template + '\'] = template(' + handlebars.precompile(data, options) + ');\n');
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} else {
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if(argv.amd && (argv._.length == 1 && !fs.statSync(argv._[0]).isDirectory())) {
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output.push('return ');
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}
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output.push('templates[\'' + template + '\'] = template(' + handlebars.precompile(data, options) + ');\n');
86+
.check(function(argv) {
87+
if (argv.version) {
88+
return;
20289
}
203-
}
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}
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206-
argv._.forEach(function(template) {
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processTemplate(template, argv.root, true);
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});
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// Output the content
211-
if (!argv.simple) {
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if (argv.amd) {
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if(argv._.length > 1 || (argv._.length == 1 && fs.statSync(argv._[0]).isDirectory())) {
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if(argv.partial){
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output.push('return Handlebars.partials;\n');
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} else {
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output.push('return templates;\n');
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}
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}
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output.push('});');
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} else if (!argv.commonjs) {
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output.push('})();');
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}
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}
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output = output.join('');
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if (argv.min) {
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output = uglify.minify(output, {fromString: true}).code;
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}
90+
});
23091

231-
if (argv.output) {
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fs.writeFileSync(argv.output, output, 'utf8');
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} else {
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console.log(output);
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}
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var argv = optimist.argv;
93+
argv.templates = argv._;
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delete argv._;
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return require('../lib/handlebars/precompiler')(argv);

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