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-rw-r--r--js/mustache.js536
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diff --git a/js/mustache.js b/js/mustache.js
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--- a/js/mustache.js
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-/*!
- * mustache.js - Logic-less {{mustache}} templates with JavaScript
- * http://github.com/janl/mustache.js
- */
-
-/*global define: false*/
-
-(function (root, factory) {
- if (typeof exports === "object" && exports) {
- factory(exports); // CommonJS
- } else {
- var mustache = {};
- factory(mustache);
- if (typeof define === "function" && define.amd) {
- define(mustache); // AMD
- } else {
- root.Mustache = mustache; // <script>
- }
- }
-}(this, function (mustache) {
-
- var whiteRe = /\s*/;
- var spaceRe = /\s+/;
- var nonSpaceRe = /\S/;
- var eqRe = /\s*=/;
- var curlyRe = /\s*\}/;
- var tagRe = /#|\^|\/|>|\{|&|=|!/;
-
- // Workaround for https://issues.apache.org/jira/browse/COUCHDB-577
- // See https://github.com/janl/mustache.js/issues/189
- var RegExp_test = RegExp.prototype.test;
- function testRegExp(re, string) {
- return RegExp_test.call(re, string);
- }
-
- function isWhitespace(string) {
- return !testRegExp(nonSpaceRe, string);
- }
-
- var Object_toString = Object.prototype.toString;
- var isArray = Array.isArray || function (obj) {
- return Object_toString.call(obj) === '[object Array]';
- };
-
- function escapeRegExp(string) {
- return string.replace(/[\-\[\]{}()*+?.,\\\^$|#\s]/g, "\\$&");
- }
-
- var entityMap = {
- "&": "&amp;",
- "<": "&lt;",
- ">": "&gt;",
- '"': '&quot;',
- "'": '&#39;',
- "/": '&#x2F;'
- };
-
- function escapeHtml(string) {
- return String(string).replace(/[&<>"'\/]/g, function (s) {
- return entityMap[s];
- });
- }
-
- function Scanner(string) {
- this.string = string;
- this.tail = string;
- this.pos = 0;
- }
-
- /**
- * Returns `true` if the tail is empty (end of string).
- */
- Scanner.prototype.eos = function () {
- return this.tail === "";
- };
-
- /**
- * Tries to match the given regular expression at the current position.
- * Returns the matched text if it can match, the empty string otherwise.
- */
- Scanner.prototype.scan = function (re) {
- var match = this.tail.match(re);
-
- if (match && match.index === 0) {
- this.tail = this.tail.substring(match[0].length);
- this.pos += match[0].length;
- return match[0];
- }
-
- return "";
- };
-
- /**
- * Skips all text until the given regular expression can be matched. Returns
- * the skipped string, which is the entire tail if no match can be made.
- */
- Scanner.prototype.scanUntil = function (re) {
- var match, pos = this.tail.search(re);
-
- switch (pos) {
- case -1:
- match = this.tail;
- this.pos += this.tail.length;
- this.tail = "";
- break;
- case 0:
- match = "";
- break;
- default:
- match = this.tail.substring(0, pos);
- this.tail = this.tail.substring(pos);
- this.pos += pos;
- }
-
- return match;
- };
-
- function Context(view, parent) {
- this.view = view || {};
- this.parent = parent;
- this._cache = {};
- }
-
- Context.make = function (view) {
- return (view instanceof Context) ? view : new Context(view);
- };
-
- Context.prototype.push = function (view) {
- return new Context(view, this);
- };
-
- Context.prototype.lookup = function (name) {
- var value = this._cache[name];
-
- if (!value) {
- if (name == '.') {
- value = this.view;
- } else {
- var context = this;
-
- while (context) {
- if (name.indexOf('.') > 0) {
- value = context.view;
- var names = name.split('.'), i = 0;
- while (value && i < names.length) {
- value = value[names[i++]];
- }
- } else {
- value = context.view[name];
- }
-
- if (value != null) break;
-
- context = context.parent;
- }
- }
-
- this._cache[name] = value;
- }
-
- if (typeof value === 'function') value = value.call(this.view);
-
- return value;
- };
-
- function Writer() {
- this.clearCache();
- }
-
- Writer.prototype.clearCache = function () {
- this._cache = {};
- this._partialCache = {};
- };
-
- Writer.prototype.compile = function (template, tags) {
- var fn = this._cache[template];
-
- if (!fn) {
- var tokens = mustache.parse(template, tags);
- fn = this._cache[template] = this.compileTokens(tokens, template);
- }
-
- return fn;
- };
-
- Writer.prototype.compilePartial = function (name, template, tags) {
- var fn = this.compile(template, tags);
- this._partialCache[name] = fn;
- return fn;
- };
-
- Writer.prototype.getPartial = function (name) {
- if (!(name in this._partialCache) && this._loadPartial) {
- this.compilePartial(name, this._loadPartial(name));
- }
-
- return this._partialCache[name];
- };
-
- Writer.prototype.compileTokens = function (tokens, template) {
- var self = this;
- return function (view, partials) {
- if (partials) {
- if (typeof partials === 'function') {
- self._loadPartial = partials;
- } else {
- for (var name in partials) {
- self.compilePartial(name, partials[name]);
- }
- }
- }
-
- return renderTokens(tokens, self, Context.make(view), template);
- };
- };
-
- Writer.prototype.render = function (template, view, partials) {
- return this.compile(template)(view, partials);
- };
-
- /**
- * Low-level function that renders the given `tokens` using the given `writer`
- * and `context`. The `template` string is only needed for templates that use
- * higher-order sections to extract the portion of the original template that
- * was contained in that section.
- */
- function renderTokens(tokens, writer, context, template) {
- var buffer = '';
-
- var token, tokenValue, value;
- for (var i = 0, len = tokens.length; i < len; ++i) {
- token = tokens[i];
- tokenValue = token[1];
-
- switch (token[0]) {
- case '#':
- value = context.lookup(tokenValue);
-
- if (typeof value === 'object') {
- if (isArray(value)) {
- for (var j = 0, jlen = value.length; j < jlen; ++j) {
- buffer += renderTokens(token[4], writer, context.push(value[j]), template);
- }
- } else if (value) {
- buffer += renderTokens(token[4], writer, context.push(value), template);
- }
- } else if (typeof value === 'function') {
- var text = template == null ? null : template.slice(token[3], token[5]);
- value = value.call(context.view, text, function (template) {
- return writer.render(template, context);
- });
- if (value != null) buffer += value;
- } else if (value) {
- buffer += renderTokens(token[4], writer, context, template);
- }
-
- break;
- case '^':
- value = context.lookup(tokenValue);
-
- // Use JavaScript's definition of falsy. Include empty arrays.
- // See https://github.com/janl/mustache.js/issues/186
- if (!value || (isArray(value) && value.length === 0)) {
- buffer += renderTokens(token[4], writer, context, template);
- }
-
- break;
- case '>':
- value = writer.getPartial(tokenValue);
- if (typeof value === 'function') buffer += value(context);
- break;
- case '&':
- value = context.lookup(tokenValue);
- if (value != null) buffer += value;
- break;
- case 'name':
- value = context.lookup(tokenValue);
- if (value != null) buffer += mustache.escape(value);
- break;
- case 'text':
- buffer += tokenValue;
- break;
- }
- }
-
- return buffer;
- }
-
- /**
- * Forms the given array of `tokens` into a nested tree structure where
- * tokens that represent a section have two additional items: 1) an array of
- * all tokens that appear in that section and 2) the index in the original
- * template that represents the end of that section.
- */
- function nestTokens(tokens) {
- var tree = [];
- var collector = tree;
- var sections = [];
-
- var token;
- for (var i = 0, len = tokens.length; i < len; ++i) {
- token = tokens[i];
- switch (token[0]) {
- case '#':
- case '^':
- sections.push(token);
- collector.push(token);
- collector = token[4] = [];
- break;
- case '/':
- var section = sections.pop();
- section[5] = token[2];
- collector = sections.length > 0 ? sections[sections.length - 1][4] : tree;
- break;
- default:
- collector.push(token);
- }
- }
-
- return tree;
- }
-
- /**
- * Combines the values of consecutive text tokens in the given `tokens` array
- * to a single token.
- */
- function squashTokens(tokens) {
- var squashedTokens = [];
-
- var token, lastToken;
- for (var i = 0, len = tokens.length; i < len; ++i) {
- token = tokens[i];
- if (token) {
- if (token[0] === 'text' && lastToken && lastToken[0] === 'text') {
- lastToken[1] += token[1];
- lastToken[3] = token[3];
- } else {
- lastToken = token;
- squashedTokens.push(token);
- }
- }
- }
-
- return squashedTokens;
- }
-
- function escapeTags(tags) {
- return [
- new RegExp(escapeRegExp(tags[0]) + "\\s*"),
- new RegExp("\\s*" + escapeRegExp(tags[1]))
- ];
- }
-
- /**
- * Breaks up the given `template` string into a tree of token objects. If
- * `tags` is given here it must be an array with two string values: the
- * opening and closing tags used in the template (e.g. ["<%", "%>"]). Of
- * course, the default is to use mustaches (i.e. Mustache.tags).
- */
- function parseTemplate(template, tags) {
- template = template || '';
- tags = tags || mustache.tags;
-
- if (typeof tags === 'string') tags = tags.split(spaceRe);
- if (tags.length !== 2) throw new Error('Invalid tags: ' + tags.join(', '));
-
- var tagRes = escapeTags(tags);
- var scanner = new Scanner(template);
-
- var sections = []; // Stack to hold section tokens
- var tokens = []; // Buffer to hold the tokens
- var spaces = []; // Indices of whitespace tokens on the current line
- var hasTag = false; // Is there a {{tag}} on the current line?
- var nonSpace = false; // Is there a non-space char on the current line?
-
- // Strips all whitespace tokens array for the current line
- // if there was a {{#tag}} on it and otherwise only space.
- function stripSpace() {
- if (hasTag && !nonSpace) {
- while (spaces.length) {
- delete tokens[spaces.pop()];
- }
- } else {
- spaces = [];
- }
-
- hasTag = false;
- nonSpace = false;
- }
-
- var start, type, value, chr, token;
- while (!scanner.eos()) {
- start = scanner.pos;
-
- // Match any text between tags.
- value = scanner.scanUntil(tagRes[0]);
- if (value) {
- for (var i = 0, len = value.length; i < len; ++i) {
- chr = value.charAt(i);
-
- if (isWhitespace(chr)) {
- spaces.push(tokens.length);
- } else {
- nonSpace = true;
- }
-
- tokens.push(['text', chr, start, start + 1]);
- start += 1;
-
- // Check for whitespace on the current line.
- if (chr == '\n') stripSpace();
- }
- }
-
- // Match the opening tag.
- if (!scanner.scan(tagRes[0])) break;
- hasTag = true;
-
- // Get the tag type.
- type = scanner.scan(tagRe) || 'name';
- scanner.scan(whiteRe);
-
- // Get the tag value.
- if (type === '=') {
- value = scanner.scanUntil(eqRe);
- scanner.scan(eqRe);
- scanner.scanUntil(tagRes[1]);
- } else if (type === '{') {
- value = scanner.scanUntil(new RegExp('\\s*' + escapeRegExp('}' + tags[1])));
- scanner.scan(curlyRe);
- scanner.scanUntil(tagRes[1]);
- type = '&';
- } else {
- value = scanner.scanUntil(tagRes[1]);
- }
-
- // Match the closing tag.
- if (!scanner.scan(tagRes[1])) throw new Error('Unclosed tag at ' + scanner.pos);
-
- token = [type, value, start, scanner.pos];
- tokens.push(token);
-
- if (type === '#' || type === '^') {
- sections.push(token);
- } else if (type === '/') {
- // Check section nesting.
- if (sections.length === 0) throw new Error('Unopened section "' + value + '" at ' + start);
- var openSection = sections.pop();
- if (openSection[1] !== value) throw new Error('Unclosed section "' + openSection[1] + '" at ' + start);
- } else if (type === 'name' || type === '{' || type === '&') {
- nonSpace = true;
- } else if (type === '=') {
- // Set the tags for the next time around.
- tags = value.split(spaceRe);
- if (tags.length !== 2) throw new Error('Invalid tags at ' + start + ': ' + tags.join(', '));
- tagRes = escapeTags(tags);
- }
- }
-
- // Make sure there are no open sections when we're done.
- var openSection = sections.pop();
- if (openSection) throw new Error('Unclosed section "' + openSection[1] + '" at ' + scanner.pos);
-
- tokens = squashTokens(tokens);
-
- return nestTokens(tokens);
- }
-
- mustache.name = "mustache.js";
- mustache.version = "0.7.2";
- mustache.tags = ["{{", "}}"];
-
- mustache.Scanner = Scanner;
- mustache.Context = Context;
- mustache.Writer = Writer;
-
- mustache.parse = parseTemplate;
-
- // Export the escaping function so that the user may override it.
- // See https://github.com/janl/mustache.js/issues/244
- mustache.escape = escapeHtml;
-
- // All Mustache.* functions use this writer.
- var defaultWriter = new Writer();
-
- /**
- * Clears all cached templates and partials in the default writer.
- */
- mustache.clearCache = function () {
- return defaultWriter.clearCache();
- };
-
- /**
- * Compiles the given `template` to a reusable function using the default
- * writer.
- */
- mustache.compile = function (template, tags) {
- return defaultWriter.compile(template, tags);
- };
-
- /**
- * Compiles the partial with the given `name` and `template` to a reusable
- * function using the default writer.
- */
- mustache.compilePartial = function (name, template, tags) {
- return defaultWriter.compilePartial(name, template, tags);
- };
-
- /**
- * Compiles the given array of tokens (the output of a parse) to a reusable
- * function using the default writer.
- */
- mustache.compileTokens = function (tokens, template) {
- return defaultWriter.compileTokens(tokens, template);
- };
-
- /**
- * Renders the `template` with the given `view` and `partials` using the
- * default writer.
- */
- mustache.render = function (template, view, partials) {
- return defaultWriter.render(template, view, partials);
- };
-
- // This is here for backwards compatibility with 0.4.x.
- mustache.to_html = function (template, view, partials, send) {
- var result = mustache.render(template, view, partials);
-
- if (typeof send === "function") {
- send(result);
- } else {
- return result;
- }
- };
-
-}));
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