Show More
groovy.js
230 lines
| 7.7 KiB
| application/javascript
|
JavascriptLexer
r1 | // CodeMirror, copyright (c) by Marijn Haverbeke and others | |||
// Distributed under an MIT license: http://codemirror.net/LICENSE | ||||
(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"; | ||||
CodeMirror.defineMode("groovy", function(config) { | ||||
function words(str) { | ||||
var obj = {}, words = str.split(" "); | ||||
for (var i = 0; i < words.length; ++i) obj[words[i]] = true; | ||||
return obj; | ||||
} | ||||
var keywords = words( | ||||
"abstract as assert boolean break byte case catch char class const continue def default " + | ||||
"do double else enum extends final finally float for goto if implements import in " + | ||||
"instanceof int interface long native new package private protected public return " + | ||||
"short static strictfp super switch synchronized threadsafe throw throws transient " + | ||||
"try void volatile while"); | ||||
var blockKeywords = words("catch class do else finally for if switch try while enum interface def"); | ||||
var standaloneKeywords = words("return break continue"); | ||||
var atoms = words("null true false this"); | ||||
var curPunc; | ||||
function tokenBase(stream, state) { | ||||
var ch = stream.next(); | ||||
if (ch == '"' || ch == "'") { | ||||
return startString(ch, stream, state); | ||||
} | ||||
if (/[\[\]{}\(\),;\:\.]/.test(ch)) { | ||||
curPunc = ch; | ||||
return null; | ||||
} | ||||
if (/\d/.test(ch)) { | ||||
stream.eatWhile(/[\w\.]/); | ||||
if (stream.eat(/eE/)) { stream.eat(/\+\-/); stream.eatWhile(/\d/); } | ||||
return "number"; | ||||
} | ||||
if (ch == "/") { | ||||
if (stream.eat("*")) { | ||||
state.tokenize.push(tokenComment); | ||||
return tokenComment(stream, state); | ||||
} | ||||
if (stream.eat("/")) { | ||||
stream.skipToEnd(); | ||||
return "comment"; | ||||
} | ||||
if (expectExpression(state.lastToken, false)) { | ||||
return startString(ch, stream, state); | ||||
} | ||||
} | ||||
if (ch == "-" && stream.eat(">")) { | ||||
curPunc = "->"; | ||||
return null; | ||||
} | ||||
if (/[+\-*&%=<>!?|\/~]/.test(ch)) { | ||||
stream.eatWhile(/[+\-*&%=<>|~]/); | ||||
return "operator"; | ||||
} | ||||
stream.eatWhile(/[\w\$_]/); | ||||
if (ch == "@") { stream.eatWhile(/[\w\$_\.]/); return "meta"; } | ||||
if (state.lastToken == ".") return "property"; | ||||
if (stream.eat(":")) { curPunc = "proplabel"; return "property"; } | ||||
var cur = stream.current(); | ||||
if (atoms.propertyIsEnumerable(cur)) { return "atom"; } | ||||
if (keywords.propertyIsEnumerable(cur)) { | ||||
if (blockKeywords.propertyIsEnumerable(cur)) curPunc = "newstatement"; | ||||
else if (standaloneKeywords.propertyIsEnumerable(cur)) curPunc = "standalone"; | ||||
return "keyword"; | ||||
} | ||||
return "variable"; | ||||
} | ||||
tokenBase.isBase = true; | ||||
function startString(quote, stream, state) { | ||||
var tripleQuoted = false; | ||||
if (quote != "/" && stream.eat(quote)) { | ||||
if (stream.eat(quote)) tripleQuoted = true; | ||||
else return "string"; | ||||
} | ||||
function t(stream, state) { | ||||
var escaped = false, next, end = !tripleQuoted; | ||||
while ((next = stream.next()) != null) { | ||||
if (next == quote && !escaped) { | ||||
if (!tripleQuoted) { break; } | ||||
if (stream.match(quote + quote)) { end = true; break; } | ||||
} | ||||
if (quote == '"' && next == "$" && !escaped && stream.eat("{")) { | ||||
state.tokenize.push(tokenBaseUntilBrace()); | ||||
return "string"; | ||||
} | ||||
escaped = !escaped && next == "\\"; | ||||
} | ||||
if (end) state.tokenize.pop(); | ||||
return "string"; | ||||
} | ||||
state.tokenize.push(t); | ||||
return t(stream, state); | ||||
} | ||||
function tokenBaseUntilBrace() { | ||||
var depth = 1; | ||||
function t(stream, state) { | ||||
if (stream.peek() == "}") { | ||||
depth--; | ||||
if (depth == 0) { | ||||
state.tokenize.pop(); | ||||
return state.tokenize[state.tokenize.length-1](stream, state); | ||||
} | ||||
} else if (stream.peek() == "{") { | ||||
depth++; | ||||
} | ||||
return tokenBase(stream, state); | ||||
} | ||||
t.isBase = true; | ||||
return t; | ||||
} | ||||
function tokenComment(stream, state) { | ||||
var maybeEnd = false, ch; | ||||
while (ch = stream.next()) { | ||||
if (ch == "/" && maybeEnd) { | ||||
state.tokenize.pop(); | ||||
break; | ||||
} | ||||
maybeEnd = (ch == "*"); | ||||
} | ||||
return "comment"; | ||||
} | ||||
function expectExpression(last, newline) { | ||||
return !last || last == "operator" || last == "->" || /[\.\[\{\(,;:]/.test(last) || | ||||
last == "newstatement" || last == "keyword" || last == "proplabel" || | ||||
(last == "standalone" && !newline); | ||||
} | ||||
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: [tokenBase], | ||||
context: new Context((basecolumn || 0) - config.indentUnit, 0, "top", false), | ||||
indented: 0, | ||||
startOfLine: true, | ||||
lastToken: null | ||||
}; | ||||
}, | ||||
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; | ||||
// Automatic semicolon insertion | ||||
if (ctx.type == "statement" && !expectExpression(state.lastToken, true)) { | ||||
popContext(state); ctx = state.context; | ||||
} | ||||
} | ||||
if (stream.eatSpace()) return null; | ||||
curPunc = null; | ||||
var style = state.tokenize[state.tokenize.length-1](stream, state); | ||||
if (style == "comment") return style; | ||||
if (ctx.align == null) ctx.align = true; | ||||
if ((curPunc == ";" || curPunc == ":") && ctx.type == "statement") popContext(state); | ||||
// Handle indentation for {x -> \n ... } | ||||
else if (curPunc == "->" && ctx.type == "statement" && ctx.prev.type == "}") { | ||||
popContext(state); | ||||
state.context.align = false; | ||||
} | ||||
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; | ||||
state.lastToken = curPunc || style; | ||||
return style; | ||||
}, | ||||
indent: function(state, textAfter) { | ||||
if (!state.tokenize[state.tokenize.length-1].isBase) return 0; | ||||
var firstChar = textAfter && textAfter.charAt(0), ctx = state.context; | ||||
if (ctx.type == "statement" && !expectExpression(state.lastToken, true)) ctx = ctx.prev; | ||||
var closing = firstChar == ctx.type; | ||||
if (ctx.type == "statement") return ctx.indented + (firstChar == "{" ? 0 : config.indentUnit); | ||||
else if (ctx.align) return ctx.column + (closing ? 0 : 1); | ||||
else return ctx.indented + (closing ? 0 : config.indentUnit); | ||||
}, | ||||
electricChars: "{}", | ||||
closeBrackets: {triples: "'\""}, | ||||
fold: "brace" | ||||
}; | ||||
}); | ||||
CodeMirror.defineMIME("text/x-groovy", "groovy"); | ||||
}); | ||||