diff options
author | Richard Mahn <richmahn@users.noreply.github.com> | 2016-07-22 23:29:20 -0600 |
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committer | 无闻 <u@gogs.io> | 2016-07-23 13:29:20 +0800 |
commit | 69dae1ec1c5265e815c8b0fedff3399438e2e380 (patch) | |
tree | d3d675c58db46baf72f2402e2f38d2de1cb2cb5e /public/plugins/codemirror-5.17.0/mode/vhdl/vhdl.js | |
parent | cf85e9eb7b125156fc3289f6a1306e16b748929b (diff) |
Added coding style modes to SimpleMDE (#3286)
* Added coding style modes to SimpleMDE
* Moved the CodeMirror addon from simplemd to codemirror directory
Diffstat (limited to 'public/plugins/codemirror-5.17.0/mode/vhdl/vhdl.js')
-rw-r--r-- | public/plugins/codemirror-5.17.0/mode/vhdl/vhdl.js | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/public/plugins/codemirror-5.17.0/mode/vhdl/vhdl.js b/public/plugins/codemirror-5.17.0/mode/vhdl/vhdl.js new file mode 100644 index 00000000..97e086e4 --- /dev/null +++ b/public/plugins/codemirror-5.17.0/mode/vhdl/vhdl.js @@ -0,0 +1,189 @@ +// CodeMirror, copyright (c) by Marijn Haverbeke and others +// Distributed under an MIT license: http://codemirror.net/LICENSE + +// Originally written by Alf Nielsen, re-written by Michael Zhou +(function(mod) { + if (typeof exports == "object" && typeof module == "object") // CommonJS + mod(require("../../lib/codemirror")); + else if (typeof define == "function" && define.amd) // AMD + define(["../../lib/codemirror"], mod); + else // Plain browser env + mod(CodeMirror); +})(function(CodeMirror) { +"use strict"; + +function words(str) { + var obj = {}, words = str.split(","); + for (var i = 0; i < words.length; ++i) { + var allCaps = words[i].toUpperCase(); + var firstCap = words[i].charAt(0).toUpperCase() + words[i].slice(1); + obj[words[i]] = true; + obj[allCaps] = true; + obj[firstCap] = true; + } + return obj; +} + +function metaHook(stream) { + stream.eatWhile(/[\w\$_]/); + return "meta"; +} + +CodeMirror.defineMode("vhdl", function(config, parserConfig) { + var indentUnit = config.indentUnit, + atoms = parserConfig.atoms || words("null"), + hooks = parserConfig.hooks || {"`": metaHook, "$": metaHook}, + multiLineStrings = parserConfig.multiLineStrings; + + var keywords = words("abs,access,after,alias,all,and,architecture,array,assert,attribute,begin,block," + + "body,buffer,bus,case,component,configuration,constant,disconnect,downto,else,elsif,end,end block,end case," + + "end component,end for,end generate,end if,end loop,end process,end record,end units,entity,exit,file,for," + + "function,generate,generic,generic map,group,guarded,if,impure,in,inertial,inout,is,label,library,linkage," + + "literal,loop,map,mod,nand,new,next,nor,null,of,on,open,or,others,out,package,package body,port,port map," + + "postponed,procedure,process,pure,range,record,register,reject,rem,report,return,rol,ror,select,severity,signal," + + "sla,sll,sra,srl,subtype,then,to,transport,type,unaffected,units,until,use,variable,wait,when,while,with,xnor,xor"); + + var blockKeywords = words("architecture,entity,begin,case,port,else,elsif,end,for,function,if"); + + var isOperatorChar = /[&|~><!\)\(*#%@+\/=?\:;}{,\.\^\-\[\]]/; + var curPunc; + + function tokenBase(stream, state) { + var ch = stream.next(); + if (hooks[ch]) { + var result = hooks[ch](stream, state); + if (result !== false) return result; + } + if (ch == '"') { + state.tokenize = tokenString2(ch); + return state.tokenize(stream, state); + } + if (ch == "'") { + state.tokenize = tokenString(ch); + return state.tokenize(stream, state); + } + if (/[\[\]{}\(\),;\:\.]/.test(ch)) { + curPunc = ch; + return null; + } + if (/[\d']/.test(ch)) { + stream.eatWhile(/[\w\.']/); + return "number"; + } + if (ch == "-") { + if (stream.eat("-")) { + stream.skipToEnd(); + return "comment"; + } + } + if (isOperatorChar.test(ch)) { + stream.eatWhile(isOperatorChar); + return "operator"; + } + stream.eatWhile(/[\w\$_]/); + var cur = stream.current(); + if (keywords.propertyIsEnumerable(cur.toLowerCase())) { + if (blockKeywords.propertyIsEnumerable(cur)) curPunc = "newstatement"; + return "keyword"; + } + if (atoms.propertyIsEnumerable(cur)) return "atom"; + return "variable"; + } + + function tokenString(quote) { + return function(stream, state) { + var escaped = false, next, end = false; + while ((next = stream.next()) != null) { + if (next == quote && !escaped) {end = true; break;} + escaped = !escaped && next == "--"; + } + if (end || !(escaped || multiLineStrings)) + state.tokenize = tokenBase; + return "string"; + }; + } + function tokenString2(quote) { + return function(stream, state) { + var escaped = false, next, end = false; + while ((next = stream.next()) != null) { + if (next == quote && !escaped) {end = true; break;} + escaped = !escaped && next == "--"; + } + if (end || !(escaped || multiLineStrings)) + state.tokenize = tokenBase; + return "string-2"; + }; + } + + function Context(indented, column, type, align, prev) { + this.indented = indented; + this.column = column; + this.type = type; + this.align = align; + this.prev = prev; + } + function pushContext(state, col, type) { + return state.context = new Context(state.indented, col, type, null, state.context); + } + function popContext(state) { + var t = state.context.type; + if (t == ")" || t == "]" || t == "}") + state.indented = state.context.indented; + return state.context = state.context.prev; + } + + // Interface + return { + startState: function(basecolumn) { + return { + tokenize: null, + context: new Context((basecolumn || 0) - indentUnit, 0, "top", false), + indented: 0, + startOfLine: true + }; + }, + + token: function(stream, state) { + var ctx = state.context; + if (stream.sol()) { + if (ctx.align == null) ctx.align = false; + state.indented = stream.indentation(); + state.startOfLine = true; + } + if (stream.eatSpace()) return null; + curPunc = null; + var style = (state.tokenize || tokenBase)(stream, state); + if (style == "comment" || style == "meta") return style; + if (ctx.align == null) ctx.align = true; + + if ((curPunc == ";" || curPunc == ":") && ctx.type == "statement") popContext(state); + else if (curPunc == "{") pushContext(state, stream.column(), "}"); + else if (curPunc == "[") pushContext(state, stream.column(), "]"); + else if (curPunc == "(") pushContext(state, stream.column(), ")"); + else if (curPunc == "}") { + while (ctx.type == "statement") ctx = popContext(state); + if (ctx.type == "}") ctx = popContext(state); + while (ctx.type == "statement") ctx = popContext(state); + } + else if (curPunc == ctx.type) popContext(state); + else if (ctx.type == "}" || ctx.type == "top" || (ctx.type == "statement" && curPunc == "newstatement")) + pushContext(state, stream.column(), "statement"); + state.startOfLine = false; + return style; + }, + + indent: function(state, textAfter) { + if (state.tokenize != tokenBase && state.tokenize != null) return 0; + var firstChar = textAfter && textAfter.charAt(0), ctx = state.context, closing = firstChar == ctx.type; + if (ctx.type == "statement") return ctx.indented + (firstChar == "{" ? 0 : indentUnit); + else if (ctx.align) return ctx.column + (closing ? 0 : 1); + else return ctx.indented + (closing ? 0 : indentUnit); + }, + + electricChars: "{}" + }; +}); + +CodeMirror.defineMIME("text/x-vhdl", "vhdl"); + +}); |