alpaca/dist/lib/blueimp-tmpl/js/tmpl.js

Alpaca provides the easiest and fastest way to generate interactive forms for the web and mobile devices. It runs simply as HTML5 or more elaborately using Bootstrap, jQuery Mobile or jQuery UI. Alpaca uses Handlebars to process JSON schema and provide

/*
 * JavaScript Templates 2.4.1
 * https://github.com/blueimp/JavaScript-Templates
 *
 * Copyright 2011, Sebastian Tschan
 * https://blueimp.net
 *
 * Licensed under the MIT license:
 * http://www.opensource.org/licenses/MIT
 *
 * Inspired by John Resig's JavaScript Micro-Templating:
 * http://ejohn.org/blog/javascript-micro-templating/
 */

/*jslint evil: true, regexp: true, unparam: true */
/*global document, define */

(function ($) {
    "use strict";
    var tmpl = function (str, data) {
        var f = !/[^\w\-\.:]/.test(str) ? tmpl.cache[str] = tmpl.cache[str] ||
                tmpl(tmpl.load(str)) :
                    new Function(
                        tmpl.arg + ',tmpl',
                        "var _e=tmpl.encode" + tmpl.helper + ",_s='" +
                            str.replace(tmpl.regexp, tmpl.func) +
                            "';return _s;"
                    );
        return data ? f(data, tmpl) : function (data) {
            return f(data, tmpl);
        };
    };
    tmpl.cache = {};
    tmpl.load = function (id) {
        return document.getElementById(id).innerHTML;
    };
    tmpl.regexp = /([\s'\\])(?!(?:[^{]|\{(?!%))*%\})|(?:\{%(=|#)([\s\S]+?)%\})|(\{%)|(%\})/g;
    tmpl.func = function (s, p1, p2, p3, p4, p5) {
        if (p1) { // whitespace, quote and backspace in HTML context
            return {
                "\n": "\\n",
                "\r": "\\r",
                "\t": "\\t",
                " " : " "
            }[p1] || "\\" + p1;
        }
        if (p2) { // interpolation: {%=prop%}, or unescaped: {%#prop%}
            if (p2 === "=") {
                return "'+_e(" + p3 + ")+'";
            }
            return "'+(" + p3 + "==null?'':" + p3 + ")+'";
        }
        if (p4) { // evaluation start tag: {%
            return "';";
        }
        if (p5) { // evaluation end tag: %}
            return "_s+='";
        }
    };
    tmpl.encReg = /[<>&"'\x00]/g;
    tmpl.encMap = {
        "<"   : "&lt;",
        ">"   : "&gt;",
        "&"   : "&amp;",
        "\""  : "&quot;",
        "'"   : "&#39;"
    };
    tmpl.encode = function (s) {
        /*jshint eqnull:true */
        return (s == null ? "" : "" + s).replace(
            tmpl.encReg,
            function (c) {
                return tmpl.encMap[c] || "";
            }
        );
    };
    tmpl.arg = "o";
    tmpl.helper = ",print=function(s,e){_s+=e?(s==null?'':s):_e(s);}" +
        ",include=function(s,d){_s+=tmpl(s,d);}";
    if (typeof define === "function" && define.amd) {
        define(function () {
            return tmpl;
        });
    } else {
        $.tmpl = tmpl;
    }
}(this));