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- // doT.js
- // 2011-2014, Laura Doktorova, https://github.com/olado/doT
- // Licensed under the MIT license.
- (function() {
- "use strict";
- var doT = {
- name: "doT",
- version: "1.1.1",
- templateSettings: {
- evaluate: /\{\{([\s\S]+?(\}?)+)\}\}/g,
- interpolate: /\{\{=([\s\S]+?)\}\}/g,
- encode: /\{\{!([\s\S]+?)\}\}/g,
- use: /\{\{#([\s\S]+?)\}\}/g,
- useParams: /(^|[^\w$])def(?:\.|\[[\'\"])([\w$\.]+)(?:[\'\"]\])?\s*\:\s*([\w$\.]+|\"[^\"]+\"|\'[^\']+\'|\{[^\}]+\})/g,
- define: /\{\{##\s*([\w\.$]+)\s*(\:|=)([\s\S]+?)#\}\}/g,
- defineParams: /^\s*([\w$]+):([\s\S]+)/,
- conditional: /\{\{\?(\?)?\s*([\s\S]*?)\s*\}\}/g,
- iterate: /\{\{~\s*(?:\}\}|([\s\S]+?)\s*\:\s*([\w$]+)\s*(?:\:\s*([\w$]+))?\s*\}\})/g,
- varname: "it",
- strip: true,
- append: true,
- selfcontained: false,
- doNotSkipEncoded: false
- },
- template: undefined, //fn, compile template
- compile: undefined, //fn, for express
- log: true
- },
- _globals;
- doT.encodeHTMLSource = function(doNotSkipEncoded) {
- var encodeHTMLRules = {
- "&": "&",
- "<": "<",
- ">": ">",
- '"': """,
- "'": "'",
- "/": "/"
- },
- matchHTML = doNotSkipEncoded ? /[&<>"'\/]/g : /&(?!#?\w+;)|<|>|"|'|\//g;
- return function(code) {
- return code ? code.toString().replace(matchHTML, function(m) {
- return encodeHTMLRules[m] || m;
- }) : "";
- };
- };
- _globals = (function() {
- return this || (0, eval)("this");
- }());
- /* istanbul ignore else */
- if(typeof module !== "undefined" && module.exports) {
- module.exports = doT;
- } else if(typeof define === "function" && define.amd) {
- define(function() {
- return doT;
- });
- } else {
- _globals.doT = doT;
- }
- var startend = {
- append: {
- start: "'+(",
- end: ")+'",
- startencode: "'+encodeHTML("
- },
- split: {
- start: "';out+=(",
- end: ");out+='",
- startencode: "';out+=encodeHTML("
- }
- },
- skip = /$^/;
- function resolveDefs(c, block, def) {
- return((typeof block === "string") ? block : (block + "") )//.toString()
- .replace(c.define || skip, function(m, code, assign, value) {
- if(code.indexOf("def.") === 0) {
- code = code.substring(4);
- }
- if(!(code in def)) {
- if(assign === ":") {
- if(c.defineParams) value.replace(c.defineParams, function(m, param, v) {
- def[code] = {
- arg: param,
- text: v
- };
- });
- if(!(code in def)) def[code] = value;
- } else {
- new Function("def", "def['" + code + "']=" + value)(def);
- }
- }
- return "";
- })
- .replace(c.use || skip, function(m, code) {
- if(c.useParams) code = code.replace(c.useParams, function(m, s, d, param) {
- if(def[d] && def[d].arg && param) {
- var rw = (d + ":" + param).replace(/'|\\/g, "_");
- def.__exp = def.__exp || {};
- def.__exp[rw] = def[d].text.replace(new RegExp("(^|[^\\w$])" + def[d].arg + "([^\\w$])", "g"), "$1" + param + "$2");
- return s + "def.__exp['" + rw + "']";
- }
- });
- var v = new Function("def", "return " + code)(def);
- return v ? resolveDefs(c, v, def) : v;
- });
- }
- function unescape(code) {
- return code.replace(/\\('|\\)/g, "$1").replace(/[\r\t\n]/g, " ");
- }
- doT.template = function(tmpl, c, def) {
- c = c || doT.templateSettings;
- var cse = c.append ? startend.append : startend.split,
- needhtmlencode, sid = 0,
- indv,
- str = (c.use || c.define) ? resolveDefs(c, tmpl, def || {}) : tmpl;
- str = ("var out='" + (c.strip ? str.replace(/(^|\r|\n)\t* +| +\t*(\r|\n|$)/g, " ")
- .replace(/\r|\n|\t|\/\*[\s\S]*?\*\//g, "") : str)
- .replace(/'|\\/g, "\\$&")
- .replace(c.interpolate || skip, function(m, code) {
- return cse.start + unescape(code) + cse.end;
- })
- .replace(c.encode || skip, function(m, code) {
- needhtmlencode = true;
- return cse.startencode + unescape(code) + cse.end;
- })
- .replace(c.conditional || skip, function(m, elsecase, code) {
- return elsecase ?
- (code ? "';}else if(" + unescape(code) + "){out+='" : "';}else{out+='") :
- (code ? "';if(" + unescape(code) + "){out+='" : "';}out+='");
- })
- .replace(c.iterate || skip, function(m, iterate, vname, iname) {
- if(!iterate) return "';} } out+='";
- sid += 1;
- indv = iname || "i" + sid;
- iterate = unescape(iterate);
- return "';var arr" + sid + "=" + iterate + ";if(arr" + sid + "){var " + vname + "," + indv + "=-1,l" + sid + "=arr" + sid + ".length-1;while(" + indv + "<l" + sid + "){" +
- vname + "=arr" + sid + "[" + indv + "+=1];out+='";
- })
- .replace(c.evaluate || skip, function(m, code) {
- return "';" + unescape(code) + "out+='";
- }) +
- "';return out;")
- .replace(/\n/g, "\\n").replace(/\t/g, '\\t').replace(/\r/g, "\\r")
- .replace(/(\s|;|\}|^|\{)out\+='';/g, '$1').replace(/\+''/g, "");
- //.replace(/(\s|;|\}|^|\{)out\+=''\+/g,'$1out+=');
- if(needhtmlencode) {
- if(!c.selfcontained && _globals && !_globals._encodeHTML) _globals._encodeHTML = doT.encodeHTMLSource(c.doNotSkipEncoded);
- str = "var encodeHTML = typeof _encodeHTML !== 'undefined' ? _encodeHTML : (" +
- doT.encodeHTMLSource.toString() + "(" + (c.doNotSkipEncoded || '') + "));" +
- str;
- }
- try {
- return new Function(c.varname, str);
- } catch(e) {
- /* istanbul ignore else */
- if(typeof console !== "undefined") console.log("无法创建模板函数: " + str);
- throw e;
- }
- };
- doT.compile = function(tmpl, def) {
- return doT.template(tmpl, null, def);
- };
- }());
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