f6e211e4
 Administrator
finish work part 1
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#!/usr/bin/env node
/*
* JavaScript Templates Compiler
* https://github.com/blueimp/JavaScript-Templates
*
* Copyright 2011, Sebastian Tschan
* https://blueimp.net
*
* Licensed under the MIT license:
* http://www.opensource.org/licenses/MIT
*/
/*global require, __dirname, process, console */
;(function () {
'use strict'
var path = require('path')
var tmpl = require(path.join(__dirname, 'tmpl.js'))
var fs = require('fs')
var uglifyJS = require('uglify-js')
// Retrieve the content of the minimal runtime:
var runtime = fs.readFileSync(path.join(__dirname, 'runtime.js'), 'utf8')
// A regular expression to parse templates from script tags in a HTML page:
var regexp = /<script( id="([\w\-]+)")? type="text\/x-tmpl"( id="([\w\-]+)")?>([\s\S]+?)<\/script>/gi
// A regular expression to match the helper function names:
var helperRegexp = new RegExp(
tmpl.helper.match(/\w+(?=\s*=\s*function\s*\()/g).join('\\s*\\(|') + '\\s*\\('
)
// A list to store the function bodies:
var list = []
var code
// Extend the Templating engine with a print method for the generated functions:
tmpl.print = function (str) {
// Only add helper functions if they are used inside of the template:
var helper = helperRegexp.test(str) ? tmpl.helper : ''
var body = str.replace(tmpl.regexp, tmpl.func)
if (helper || (/_e\s*\(/.test(body))) {
helper = '_e=tmpl.encode' + helper + ','
}
return 'function(' + tmpl.arg + ',tmpl){' +
('var ' + helper + "_s='" + body + "';return _s;")
.split("_s+='';").join('') + '}'
}
// Loop through the command line arguments:
process.argv.forEach(function (file, index) {
var listLength = list.length
var stats
var content
var result
var id
// Skip the first two arguments, which are "node" and the script:
if (index > 1) {
stats = fs.statSync(file)
if (!stats.isFile()) {
console.error(file + ' is not a file.')
return
}
content = fs.readFileSync(file, 'utf8')
while (true) {
// Find templates in script tags:
result = regexp.exec(content)
if (!result) {
break
}
id = result[2] || result[4]
list.push("'" + id + "':" + tmpl.print(result[5]))
}
if (listLength === list.length) {
// No template script tags found, use the complete content:
id = path.basename(file, path.extname(file))
list.push("'" + id + "':" + tmpl.print(content))
}
}
})
if (!list.length) {
console.error('Missing input file.')
return
}
// Combine the generated functions as cache of the minimal runtime:
code = runtime.replace('{}', '{' + list.join(',') + '}')
// Generate the minified code and print it to the console output:
console.log(uglifyJS.minify(code, {fromString: true}).code)
}())
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