+++ /dev/null
-/*!
- * mustache.js - Logic-less {{mustache}} templates with JavaScript
- * http://github.com/janl/mustache.js
- */
-
-/*global define: false Mustache: true*/
-
-(function defineMustache (global, factory) {
- if (typeof exports === 'object' && exports && typeof exports.nodeName !== 'string') {
- factory(exports); // CommonJS
- } else if (typeof define === 'function' && define.amd) {
- define(['exports'], factory); // AMD
- } else {
- global.Mustache = {};
- factory(global.Mustache); // script, wsh, asp
- }
-}(this, function mustacheFactory (mustache) {
-
- var objectToString = Object.prototype.toString;
- var isArray = Array.isArray || function isArrayPolyfill (object) {
- return objectToString.call(object) === '[object Array]';
- };
-
- function isFunction (object) {
- return typeof object === 'function';
- }
-
- /**
- * More correct typeof string handling array
- * which normally returns typeof 'object'
- */
- function typeStr (obj) {
- return isArray(obj) ? 'array' : typeof obj;
- }
-
- function escapeRegExp (string) {
- return string.replace(/[\-\[\]{}()*+?.,\\\^$|#\s]/g, '\\$&');
- }
-
- /**
- * Null safe way of checking whether or not an object,
- * including its prototype, has a given property
- */
- function hasProperty (obj, propName) {
- return obj != null && typeof obj === 'object' && (propName in obj);
- }
-
- // Workaround for https://issues.apache.org/jira/browse/COUCHDB-577
- // See https://github.com/janl/mustache.js/issues/189
- var regExpTest = RegExp.prototype.test;
- function testRegExp (re, string) {
- return regExpTest.call(re, string);
- }
-
- var nonSpaceRe = /\S/;
- function isWhitespace (string) {
- return !testRegExp(nonSpaceRe, string);
- }
-
- var entityMap = {
- '&': '&',
- '<': '<',
- '>': '>',
- '"': '"',
- "'": ''',
- '/': '/',
- '`': '`',
- '=': '='
- };
-
- function escapeHtml (string) {
- return String(string).replace(/[&<>"'`=\/]/g, function fromEntityMap (s) {
- return entityMap[s];
- });
- }
-
- var whiteRe = /\s*/;
- var spaceRe = /\s+/;
- var equalsRe = /\s*=/;
- var curlyRe = /\s*\}/;
- var tagRe = /#|\^|\/|>|\{|&|=|!/;
-
- /**
- * Breaks up the given `template` string into a tree of tokens. If the `tags`
- * argument 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).
- *
- * A token is an array with at least 4 elements. The first element is the
- * mustache symbol that was used inside the tag, e.g. "#" or "&". If the tag
- * did not contain a symbol (i.e. {{myValue}}) this element is "name". For
- * all text that appears outside a symbol this element is "text".
- *
- * The second element of a token is its "value". For mustache tags this is
- * whatever else was inside the tag besides the opening symbol. For text tokens
- * this is the text itself.
- *
- * The third and fourth elements of the token are the start and end indices,
- * respectively, of the token in the original template.
- *
- * Tokens that are the root node of a subtree contain two more elements: 1) an
- * array of tokens in the subtree and 2) the index in the original template at
- * which the closing tag for that section begins.
- */
- function parseTemplate (template, tags) {
- if (!template)
- return [];
-
- 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 openingTagRe, closingTagRe, closingCurlyRe;
- function compileTags (tagsToCompile) {
- if (typeof tagsToCompile === 'string')
- tagsToCompile = tagsToCompile.split(spaceRe, 2);
-
- if (!isArray(tagsToCompile) || tagsToCompile.length !== 2)
- throw new Error('Invalid tags: ' + tagsToCompile);
-
- openingTagRe = new RegExp(escapeRegExp(tagsToCompile[0]) + '\\s*');
- closingTagRe = new RegExp('\\s*' + escapeRegExp(tagsToCompile[1]));
- closingCurlyRe = new RegExp('\\s*' + escapeRegExp('}' + tagsToCompile[1]));
- }
-
- compileTags(tags || mustache.tags);
-
- var scanner = new Scanner(template);
-
- var start, type, value, chr, token, openSection;
- while (!scanner.eos()) {
- start = scanner.pos;
-
- // Match any text between tags.
- value = scanner.scanUntil(openingTagRe);
-
- if (value) {
- for (var i = 0, valueLength = value.length; i < valueLength; ++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(openingTagRe))
- break;
-
- hasTag = true;
-
- // Get the tag type.
- type = scanner.scan(tagRe) || 'name';
- scanner.scan(whiteRe);
-
- // Get the tag value.
- if (type === '=') {
- value = scanner.scanUntil(equalsRe);
- scanner.scan(equalsRe);
- scanner.scanUntil(closingTagRe);
- } else if (type === '{') {
- value = scanner.scanUntil(closingCurlyRe);
- scanner.scan(curlyRe);
- scanner.scanUntil(closingTagRe);
- type = '&';
- } else {
- value = scanner.scanUntil(closingTagRe);
- }
-
- // Match the closing tag.
- if (!scanner.scan(closingTagRe))
- 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.
- openSection = sections.pop();
-
- if (!openSection)
- throw new Error('Unopened section "' + value + '" at ' + start);
-
- 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.
- compileTags(value);
- }
- }
-
- // Make sure there are no open sections when we're done.
- openSection = sections.pop();
-
- if (openSection)
- throw new Error('Unclosed section "' + openSection[1] + '" at ' + scanner.pos);
-
- return nestTokens(squashTokens(tokens));
- }
-
- /**
- * 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, numTokens = tokens.length; i < numTokens; ++i) {
- token = tokens[i];
-
- if (token) {
- if (token[0] === 'text' && lastToken && lastToken[0] === 'text') {
- lastToken[1] += token[1];
- lastToken[3] = token[3];
- } else {
- squashedTokens.push(token);
- lastToken = token;
- }
- }
- }
-
- return squashedTokens;
- }
-
- /**
- * 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 nestedTokens = [];
- var collector = nestedTokens;
- var sections = [];
-
- var token, section;
- for (var i = 0, numTokens = tokens.length; i < numTokens; ++i) {
- token = tokens[i];
-
- switch (token[0]) {
- case '#':
- case '^':
- collector.push(token);
- sections.push(token);
- collector = token[4] = [];
- break;
- case '/':
- section = sections.pop();
- section[5] = token[2];
- collector = sections.length > 0 ? sections[sections.length - 1][4] : nestedTokens;
- break;
- default:
- collector.push(token);
- }
- }
-
- return nestedTokens;
- }
-
- /**
- * A simple string scanner that is used by the template parser to find
- * tokens in template strings.
- */
- 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 eos () {
- 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 scan (re) {
- var match = this.tail.match(re);
-
- if (!match || match.index !== 0)
- return '';
-
- var string = match[0];
-
- this.tail = this.tail.substring(string.length);
- this.pos += string.length;
-
- return string;
- };
-
- /**
- * 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 scanUntil (re) {
- var index = this.tail.search(re), match;
-
- switch (index) {
- case -1:
- match = this.tail;
- this.tail = '';
- break;
- case 0:
- match = '';
- break;
- default:
- match = this.tail.substring(0, index);
- this.tail = this.tail.substring(index);
- }
-
- this.pos += match.length;
-
- return match;
- };
-
- /**
- * Represents a rendering context by wrapping a view object and
- * maintaining a reference to the parent context.
- */
- function Context (view, parentContext) {
- this.view = view;
- this.cache = { '.': this.view };
- this.parent = parentContext;
- }
-
- /**
- * Creates a new context using the given view with this context
- * as the parent.
- */
- Context.prototype.push = function push (view) {
- return new Context(view, this);
- };
-
- /**
- * Returns the value of the given name in this context, traversing
- * up the context hierarchy if the value is absent in this context's view.
- */
- Context.prototype.lookup = function lookup (name) {
- var cache = this.cache;
-
- var value;
- if (cache.hasOwnProperty(name)) {
- value = cache[name];
- } else {
- var context = this, names, index, lookupHit = false;
-
- while (context) {
- if (name.indexOf('.') > 0) {
- value = context.view;
- names = name.split('.');
- index = 0;
-
- /**
- * Using the dot notion path in `name`, we descend through the
- * nested objects.
- *
- * To be certain that the lookup has been successful, we have to
- * check if the last object in the path actually has the property
- * we are looking for. We store the result in `lookupHit`.
- *
- * This is specially necessary for when the value has been set to
- * `undefined` and we want to avoid looking up parent contexts.
- **/
- while (value != null && index < names.length) {
- if (index === names.length - 1)
- lookupHit = hasProperty(value, names[index]);
-
- value = value[names[index++]];
- }
- } else {
- value = context.view[name];
- lookupHit = hasProperty(context.view, name);
- }
-
- if (lookupHit)
- break;
-
- context = context.parent;
- }
-
- cache[name] = value;
- }
-
- if (isFunction(value))
- value = value.call(this.view);
-
- return value;
- };
-
- /**
- * A Writer knows how to take a stream of tokens and render them to a
- * string, given a context. It also maintains a cache of templates to
- * avoid the need to parse the same template twice.
- */
- function Writer () {
- this.cache = {};
- }
-
- /**
- * Clears all cached templates in this writer.
- */
- Writer.prototype.clearCache = function clearCache () {
- this.cache = {};
- };
-
- /**
- * Parses and caches the given `template` and returns the array of tokens
- * that is generated from the parse.
- */
- Writer.prototype.parse = function parse (template, tags) {
- var cache = this.cache;
- var tokens = cache[template];
-
- if (tokens == null)
- tokens = cache[template] = parseTemplate(template, tags);
-
- return tokens;
- };
-
- /**
- * High-level method that is used to render the given `template` with
- * the given `view`.
- *
- * The optional `partials` argument may be an object that contains the
- * names and templates of partials that are used in the template. It may
- * also be a function that is used to load partial templates on the fly
- * that takes a single argument: the name of the partial.
- */
- Writer.prototype.render = function render (template, view, partials) {
- var tokens = this.parse(template);
- var context = (view instanceof Context) ? view : new Context(view);
- return this.renderTokens(tokens, context, partials, template);
- };
-
- /**
- * Low-level method that renders the given array of `tokens` using
- * the given `context` and `partials`.
- *
- * Note: The `originalTemplate` is only ever used to extract the portion
- * of the original template that was contained in a higher-order section.
- * If the template doesn't use higher-order sections, this argument may
- * be omitted.
- */
- Writer.prototype.renderTokens = function renderTokens (tokens, context, partials, originalTemplate) {
- var buffer = '';
-
- var token, symbol, value;
- for (var i = 0, numTokens = tokens.length; i < numTokens; ++i) {
- value = undefined;
- token = tokens[i];
- symbol = token[0];
-
- if (symbol === '#') value = this.renderSection(token, context, partials, originalTemplate);
- else if (symbol === '^') value = this.renderInverted(token, context, partials, originalTemplate);
- else if (symbol === '>') value = this.renderPartial(token, context, partials, originalTemplate);
- else if (symbol === '&') value = this.unescapedValue(token, context);
- else if (symbol === 'name') value = this.escapedValue(token, context);
- else if (symbol === 'text') value = this.rawValue(token);
-
- if (value !== undefined)
- buffer += value;
- }
-
- return buffer;
- };
-
- Writer.prototype.renderSection = function renderSection (token, context, partials, originalTemplate) {
- var self = this;
- var buffer = '';
- var value = context.lookup(token[1]);
-
- // This function is used to render an arbitrary template
- // in the current context by higher-order sections.
- function subRender (template) {
- return self.render(template, context, partials);
- }
-
- if (!value) return;
-
- if (isArray(value)) {
- for (var j = 0, valueLength = value.length; j < valueLength; ++j) {
- buffer += this.renderTokens(token[4], context.push(value[j]), partials, originalTemplate);
- }
- } else if (typeof value === 'object' || typeof value === 'string' || typeof value === 'number') {
- buffer += this.renderTokens(token[4], context.push(value), partials, originalTemplate);
- } else if (isFunction(value)) {
- if (typeof originalTemplate !== 'string')
- throw new Error('Cannot use higher-order sections without the original template');
-
- // Extract the portion of the original template that the section contains.
- value = value.call(context.view, originalTemplate.slice(token[3], token[5]), subRender);
-
- if (value != null)
- buffer += value;
- } else {
- buffer += this.renderTokens(token[4], context, partials, originalTemplate);
- }
- return buffer;
- };
-
- Writer.prototype.renderInverted = function renderInverted (token, context, partials, originalTemplate) {
- var value = context.lookup(token[1]);
-
- // 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))
- return this.renderTokens(token[4], context, partials, originalTemplate);
- };
-
- Writer.prototype.renderPartial = function renderPartial (token, context, partials) {
- if (!partials) return;
-
- var value = isFunction(partials) ? partials(token[1]) : partials[token[1]];
- if (value != null)
- return this.renderTokens(this.parse(value), context, partials, value);
- };
-
- Writer.prototype.unescapedValue = function unescapedValue (token, context) {
- var value = context.lookup(token[1]);
- if (value != null)
- return value;
- };
-
- Writer.prototype.escapedValue = function escapedValue (token, context) {
- var value = context.lookup(token[1]);
- if (value != null)
- return mustache.escape(value);
- };
-
- Writer.prototype.rawValue = function rawValue (token) {
- return token[1];
- };
-
- mustache.name = 'mustache.js';
- mustache.version = '2.3.0';
- mustache.tags = [ '{{', '}}' ];
-
- // All high-level mustache.* functions use this writer.
- var defaultWriter = new Writer();
-
- /**
- * Clears all cached templates in the default writer.
- */
- mustache.clearCache = function clearCache () {
- return defaultWriter.clearCache();
- };
-
- /**
- * Parses and caches the given template in the default writer and returns the
- * array of tokens it contains. Doing this ahead of time avoids the need to
- * parse templates on the fly as they are rendered.
- */
- mustache.parse = function parse (template, tags) {
- return defaultWriter.parse(template, tags);
- };
-
- /**
- * Renders the `template` with the given `view` and `partials` using the
- * default writer.
- */
- mustache.render = function render (template, view, partials) {
- if (typeof template !== 'string') {
- throw new TypeError('Invalid template! Template should be a "string" ' +
- 'but "' + typeStr(template) + '" was given as the first ' +
- 'argument for mustache#render(template, view, partials)');
- }
-
- return defaultWriter.render(template, view, partials);
- };
-
- // This is here for backwards compatibility with 0.4.x.,
- /*eslint-disable */ // eslint wants camel cased function name
- mustache.to_html = function to_html (template, view, partials, send) {
- /*eslint-enable*/
-
- var result = mustache.render(template, view, partials);
-
- if (isFunction(send)) {
- send(result);
- } else {
- return result;
- }
- };
-
- // Export the escaping function so that the user may override it.
- // See https://github.com/janl/mustache.js/issues/244
- mustache.escape = escapeHtml;
-
- // Export these mainly for testing, but also for advanced usage.
- mustache.Scanner = Scanner;
- mustache.Context = Context;
- mustache.Writer = Writer;
-
- return mustache;
-}));
\ No newline at end of file
Code Review / holmes / rule-management.git / blobdiff