X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs-website;a=blobdiff_plain;f=vendor%2Fgeedmo%2Fyamm3%2Fdemo%2Fcomponents%2Fbootstrap%2Fgrunt%2Fbs-lessdoc-parser.js;fp=vendor%2Fgeedmo%2Fyamm3%2Fdemo%2Fcomponents%2Fbootstrap%2Fgrunt%2Fbs-lessdoc-parser.js;h=d6be77452376d370618b7a8ae5b59ed4dc626652;hp=0000000000000000000000000000000000000000;hb=a2bd1bf0c2c1f1a17d188f4dc0726a45494cefae;hpb=57c063afa3f66b07c4bbddc2d6129a96d90f0aad diff --git a/vendor/geedmo/yamm3/demo/components/bootstrap/grunt/bs-lessdoc-parser.js b/vendor/geedmo/yamm3/demo/components/bootstrap/grunt/bs-lessdoc-parser.js new file mode 100644 index 000000000..d6be77452 --- /dev/null +++ b/vendor/geedmo/yamm3/demo/components/bootstrap/grunt/bs-lessdoc-parser.js @@ -0,0 +1,238 @@ +/*! + * Bootstrap Grunt task for parsing Less docstrings + * http://getbootstrap.com + * Copyright 2014 Twitter, Inc. + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) + */ +'use strict'; + +var Markdown = require('markdown-it'); + +function markdown2html(markdownString) { + var md = new Markdown(); + + // the slice removes the

...

wrapper output by Markdown processor + return md.render(markdownString.trim()).slice(3, -5); +} + + +/* +Mini-language: + //== This is a normal heading, which starts a section. Sections group variables together. + //## Optional description for the heading + + //=== This is a subheading. + + //** Optional description for the following variable. You **can** use Markdown in descriptions to discuss `` stuff. + @foo: #fff; + + //-- This is a heading for a section whose variables shouldn't be customizable + + All other lines are ignored completely. +*/ + + +var CUSTOMIZABLE_HEADING = /^[/]{2}={2}(.*)$/; +var UNCUSTOMIZABLE_HEADING = /^[/]{2}-{2}(.*)$/; +var SUBSECTION_HEADING = /^[/]{2}={3}(.*)$/; +var SECTION_DOCSTRING = /^[/]{2}#{2}(.+)$/; +var VAR_ASSIGNMENT = /^(@[a-zA-Z0-9_-]+):[ ]*([^ ;][^;]*);[ ]*$/; +var VAR_DOCSTRING = /^[/]{2}[*]{2}(.+)$/; + +function Section(heading, customizable) { + this.heading = heading.trim(); + this.id = this.heading.replace(/\s+/g, '-').toLowerCase(); + this.customizable = customizable; + this.docstring = null; + this.subsections = []; +} + +Section.prototype.addSubSection = function (subsection) { + this.subsections.push(subsection); +}; + +function SubSection(heading) { + this.heading = heading.trim(); + this.id = this.heading.replace(/\s+/g, '-').toLowerCase(); + this.variables = []; +} + +SubSection.prototype.addVar = function (variable) { + this.variables.push(variable); +}; + +function VarDocstring(markdownString) { + this.html = markdown2html(markdownString); +} + +function SectionDocstring(markdownString) { + this.html = markdown2html(markdownString); +} + +function Variable(name, defaultValue) { + this.name = name; + this.defaultValue = defaultValue; + this.docstring = null; +} + +function Tokenizer(fileContent) { + this._lines = fileContent.split('\n'); + this._next = undefined; +} + +Tokenizer.prototype.unshift = function (token) { + if (this._next !== undefined) { + throw new Error('Attempted to unshift twice!'); + } + this._next = token; +}; + +Tokenizer.prototype._shift = function () { + // returning null signals EOF + // returning undefined means the line was ignored + if (this._next !== undefined) { + var result = this._next; + this._next = undefined; + return result; + } + if (this._lines.length <= 0) { + return null; + } + var line = this._lines.shift(); + var match = null; + match = SUBSECTION_HEADING.exec(line); + if (match !== null) { + return new SubSection(match[1]); + } + match = CUSTOMIZABLE_HEADING.exec(line); + if (match !== null) { + return new Section(match[1], true); + } + match = UNCUSTOMIZABLE_HEADING.exec(line); + if (match !== null) { + return new Section(match[1], false); + } + match = SECTION_DOCSTRING.exec(line); + if (match !== null) { + return new SectionDocstring(match[1]); + } + match = VAR_DOCSTRING.exec(line); + if (match !== null) { + return new VarDocstring(match[1]); + } + var commentStart = line.lastIndexOf('//'); + var varLine = (commentStart === -1) ? line : line.slice(0, commentStart); + match = VAR_ASSIGNMENT.exec(varLine); + if (match !== null) { + return new Variable(match[1], match[2]); + } + return undefined; +}; + +Tokenizer.prototype.shift = function () { + while (true) { + var result = this._shift(); + if (result === undefined) { + continue; + } + return result; + } +}; + +function Parser(fileContent) { + this._tokenizer = new Tokenizer(fileContent); +} + +Parser.prototype.parseFile = function () { + var sections = []; + while (true) { + var section = this.parseSection(); + if (section === null) { + if (this._tokenizer.shift() !== null) { + throw new Error('Unexpected unparsed section of file remains!'); + } + return sections; + } + sections.push(section); + } +}; + +Parser.prototype.parseSection = function () { + var section = this._tokenizer.shift(); + if (section === null) { + return null; + } + if (!(section instanceof Section)) { + throw new Error('Expected section heading; got: ' + JSON.stringify(section)); + } + var docstring = this._tokenizer.shift(); + if (docstring instanceof SectionDocstring) { + section.docstring = docstring; + } + else { + this._tokenizer.unshift(docstring); + } + this.parseSubSections(section); + + return section; +}; + +Parser.prototype.parseSubSections = function (section) { + while (true) { + var subsection = this.parseSubSection(); + if (subsection === null) { + if (section.subsections.length === 0) { + // Presume an implicit initial subsection + subsection = new SubSection(''); + this.parseVars(subsection); + } + else { + break; + } + } + section.addSubSection(subsection); + } + + if (section.subsections.length === 1 && !(section.subsections[0].heading) && section.subsections[0].variables.length === 0) { + // Ignore lone empty implicit subsection + section.subsections = []; + } +}; + +Parser.prototype.parseSubSection = function () { + var subsection = this._tokenizer.shift(); + if (subsection instanceof SubSection) { + this.parseVars(subsection); + return subsection; + } + this._tokenizer.unshift(subsection); + return null; +}; + +Parser.prototype.parseVars = function (subsection) { + while (true) { + var variable = this.parseVar(); + if (variable === null) { + return; + } + subsection.addVar(variable); + } +}; + +Parser.prototype.parseVar = function () { + var docstring = this._tokenizer.shift(); + if (!(docstring instanceof VarDocstring)) { + this._tokenizer.unshift(docstring); + docstring = null; + } + var variable = this._tokenizer.shift(); + if (variable instanceof Variable) { + variable.docstring = docstring; + return variable; + } + this._tokenizer.unshift(variable); + return null; +}; + + +module.exports = Parser;