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Diffstat (limited to 'tools/blog/node_modules/ejs/lib/ejs.js')
| -rw-r--r-- | tools/blog/node_modules/ejs/lib/ejs.js | 298 |
1 files changed, 0 insertions, 298 deletions
diff --git a/tools/blog/node_modules/ejs/lib/ejs.js b/tools/blog/node_modules/ejs/lib/ejs.js deleted file mode 100644 index e87b98ea55..0000000000 --- a/tools/blog/node_modules/ejs/lib/ejs.js +++ /dev/null @@ -1,298 +0,0 @@ - -/*! - * EJS - * Copyright(c) 2012 TJ Holowaychuk <tj@vision-media.ca> - * MIT Licensed - */ - -/** - * Module dependencies. - */ - -var utils = require('./utils') - , fs = require('fs'); - -/** - * Library version. - */ - -exports.version = '0.7.1'; - -/** - * Filters. - * - * @type Object - */ - -var filters = exports.filters = require('./filters'); - -/** - * Intermediate js cache. - * - * @type Object - */ - -var cache = {}; - -/** - * Clear intermediate js cache. - * - * @api public - */ - -exports.clearCache = function(){ - cache = {}; -}; - -/** - * Translate filtered code into function calls. - * - * @param {String} js - * @return {String} - * @api private - */ - -function filtered(js) { - return js.substr(1).split('|').reduce(function(js, filter){ - var parts = filter.split(':') - , name = parts.shift() - , args = parts.shift() || ''; - if (args) args = ', ' + args; - return 'filters.' + name + '(' + js + args + ')'; - }); -}; - -/** - * Re-throw the given `err` in context to the - * `str` of ejs, `filename`, and `lineno`. - * - * @param {Error} err - * @param {String} str - * @param {String} filename - * @param {String} lineno - * @api private - */ - -function rethrow(err, str, filename, lineno){ - var lines = str.split('\n') - , start = Math.max(lineno - 3, 0) - , end = Math.min(lines.length, lineno + 3); - - // Error context - var context = lines.slice(start, end).map(function(line, i){ - var curr = i + start + 1; - return (curr == lineno ? ' >> ' : ' ') - + curr - + '| ' - + line; - }).join('\n'); - - // Alter exception message - err.path = filename; - err.message = (filename || 'ejs') + ':' - + lineno + '\n' - + context + '\n\n' - + err.message; - - throw err; -} - -/** - * Parse the given `str` of ejs, returning the function body. - * - * @param {String} str - * @return {String} - * @api public - */ - -var parse = exports.parse = function(str, options){ - var options = options || {} - , open = options.open || exports.open || '<%' - , close = options.close || exports.close || '%>'; - - var buf = [ - "var buf = [];" - , "\nwith (locals) {" - , "\n buf.push('" - ]; - - var lineno = 1; - - var consumeEOL = false; - for (var i = 0, len = str.length; i < len; ++i) { - if (str.slice(i, open.length + i) == open) { - i += open.length - - var prefix, postfix, line = '__stack.lineno=' + lineno; - switch (str.substr(i, 1)) { - case '=': - prefix = "', escape((" + line + ', '; - postfix = ")), '"; - ++i; - break; - case '-': - prefix = "', (" + line + ', '; - postfix = "), '"; - ++i; - break; - default: - prefix = "');" + line + ';'; - postfix = "; buf.push('"; - } - - var end = str.indexOf(close, i) - , js = str.substring(i, end) - , start = i - , n = 0; - - if ('-' == js[js.length-1]){ - js = js.substring(0, js.length - 2); - consumeEOL = true; - } - - while (~(n = js.indexOf("\n", n))) n++, lineno++; - if (js.substr(0, 1) == ':') js = filtered(js); - buf.push(prefix, js, postfix); - i += end - start + close.length - 1; - - } else if (str.substr(i, 1) == "\\") { - buf.push("\\\\"); - } else if (str.substr(i, 1) == "'") { - buf.push("\\'"); - } else if (str.substr(i, 1) == "\r") { - buf.push(" "); - } else if (str.substr(i, 1) == "\n") { - if (consumeEOL) { - consumeEOL = false; - } else { - buf.push("\\n"); - lineno++; - } - } else { - buf.push(str.substr(i, 1)); - } - } - - buf.push("');\n}\nreturn buf.join('');"); - return buf.join(''); -}; - -/** - * Compile the given `str` of ejs into a `Function`. - * - * @param {String} str - * @param {Object} options - * @return {Function} - * @api public - */ - -var compile = exports.compile = function(str, options){ - options = options || {}; - - var input = JSON.stringify(str) - , filename = options.filename - ? JSON.stringify(options.filename) - : 'undefined'; - - // Adds the fancy stack trace meta info - str = [ - 'var __stack = { lineno: 1, input: ' + input + ', filename: ' + filename + ' };', - rethrow.toString(), - 'try {', - exports.parse(str, options), - '} catch (err) {', - ' rethrow(err, __stack.input, __stack.filename, __stack.lineno);', - '}' - ].join("\n"); - - if (options.debug) console.log(str); - var fn = new Function('locals, filters, escape', str); - return function(locals){ - return fn.call(this, locals, filters, utils.escape); - } -}; - -/** - * Render the given `str` of ejs. - * - * Options: - * - * - `locals` Local variables object - * - `cache` Compiled functions are cached, requires `filename` - * - `filename` Used by `cache` to key caches - * - `scope` Function execution context - * - `debug` Output generated function body - * - `open` Open tag, defaulting to "<%" - * - `close` Closing tag, defaulting to "%>" - * - * @param {String} str - * @param {Object} options - * @return {String} - * @api public - */ - -exports.render = function(str, options){ - var fn - , options = options || {}; - - if (options.cache) { - if (options.filename) { - fn = cache[options.filename] || (cache[options.filename] = compile(str, options)); - } else { - throw new Error('"cache" option requires "filename".'); - } - } else { - fn = compile(str, options); - } - - options.__proto__ = options.locals; - return fn.call(options.scope, options); -}; - -/** - * Render an EJS file at the given `path` and callback `fn(err, str)`. - * - * @param {String} path - * @param {Object|Function} options or callback - * @param {Function} fn - * @api public - */ - -exports.renderFile = function(path, options, fn){ - var key = path + ':string'; - - if ('function' == typeof options) { - fn = options, options = {}; - } - - options.filename = path; - - try { - var str = options.cache - ? cache[key] || (cache[key] = fs.readFileSync(path, 'utf8')) - : fs.readFileSync(path, 'utf8'); - - fn(null, exports.render(str, options)); - } catch (err) { - fn(err); - } -}; - -// express support - -exports.__express = exports.renderFile; - -/** - * Expose to require(). - */ - -if (require.extensions) { - require.extensions['.ejs'] = function(module, filename) { - source = require('fs').readFileSync(filename, 'utf-8'); - module._compile(compile(source, {}), filename); - }; -} else if (require.registerExtension) { - require.registerExtension('.ejs', function(src) { - return compile(src, {}); - }); -} |