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velocity.js
201 lines
| 6.9 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("velocity", function() { | ||||
function parseWords(str) { | ||||
var obj = {}, words = str.split(" "); | ||||
for (var i = 0; i < words.length; ++i) obj[words[i]] = true; | ||||
return obj; | ||||
} | ||||
var keywords = parseWords("#end #else #break #stop #[[ #]] " + | ||||
"#{end} #{else} #{break} #{stop}"); | ||||
var functions = parseWords("#if #elseif #foreach #set #include #parse #macro #define #evaluate " + | ||||
"#{if} #{elseif} #{foreach} #{set} #{include} #{parse} #{macro} #{define} #{evaluate}"); | ||||
var specials = parseWords("$foreach.count $foreach.hasNext $foreach.first $foreach.last $foreach.topmost $foreach.parent.count $foreach.parent.hasNext $foreach.parent.first $foreach.parent.last $foreach.parent $velocityCount $!bodyContent $bodyContent"); | ||||
var isOperatorChar = /[+\-*&%=<>!?:\/|]/; | ||||
function chain(stream, state, f) { | ||||
state.tokenize = f; | ||||
return f(stream, state); | ||||
} | ||||
function tokenBase(stream, state) { | ||||
var beforeParams = state.beforeParams; | ||||
state.beforeParams = false; | ||||
var ch = stream.next(); | ||||
// start of unparsed string? | ||||
if ((ch == "'") && state.inParams) { | ||||
state.lastTokenWasBuiltin = false; | ||||
return chain(stream, state, tokenString(ch)); | ||||
} | ||||
// start of parsed string? | ||||
else if ((ch == '"')) { | ||||
state.lastTokenWasBuiltin = false; | ||||
if (state.inString) { | ||||
state.inString = false; | ||||
return "string"; | ||||
} | ||||
else if (state.inParams) | ||||
return chain(stream, state, tokenString(ch)); | ||||
} | ||||
// is it one of the special signs []{}().,;? Seperator? | ||||
else if (/[\[\]{}\(\),;\.]/.test(ch)) { | ||||
if (ch == "(" && beforeParams) | ||||
state.inParams = true; | ||||
else if (ch == ")") { | ||||
state.inParams = false; | ||||
state.lastTokenWasBuiltin = true; | ||||
} | ||||
return null; | ||||
} | ||||
// start of a number value? | ||||
else if (/\d/.test(ch)) { | ||||
state.lastTokenWasBuiltin = false; | ||||
stream.eatWhile(/[\w\.]/); | ||||
return "number"; | ||||
} | ||||
// multi line comment? | ||||
else if (ch == "#" && stream.eat("*")) { | ||||
state.lastTokenWasBuiltin = false; | ||||
return chain(stream, state, tokenComment); | ||||
} | ||||
// unparsed content? | ||||
else if (ch == "#" && stream.match(/ *\[ *\[/)) { | ||||
state.lastTokenWasBuiltin = false; | ||||
return chain(stream, state, tokenUnparsed); | ||||
} | ||||
// single line comment? | ||||
else if (ch == "#" && stream.eat("#")) { | ||||
state.lastTokenWasBuiltin = false; | ||||
stream.skipToEnd(); | ||||
return "comment"; | ||||
} | ||||
// variable? | ||||
else if (ch == "$") { | ||||
stream.eatWhile(/[\w\d\$_\.{}]/); | ||||
// is it one of the specials? | ||||
if (specials && specials.propertyIsEnumerable(stream.current())) { | ||||
return "keyword"; | ||||
} | ||||
else { | ||||
state.lastTokenWasBuiltin = true; | ||||
state.beforeParams = true; | ||||
return "builtin"; | ||||
} | ||||
} | ||||
// is it a operator? | ||||
else if (isOperatorChar.test(ch)) { | ||||
state.lastTokenWasBuiltin = false; | ||||
stream.eatWhile(isOperatorChar); | ||||
return "operator"; | ||||
} | ||||
else { | ||||
// get the whole word | ||||
stream.eatWhile(/[\w\$_{}@]/); | ||||
var word = stream.current(); | ||||
// is it one of the listed keywords? | ||||
if (keywords && keywords.propertyIsEnumerable(word)) | ||||
return "keyword"; | ||||
// is it one of the listed functions? | ||||
if (functions && functions.propertyIsEnumerable(word) || | ||||
(stream.current().match(/^#@?[a-z0-9_]+ *$/i) && stream.peek()=="(") && | ||||
!(functions && functions.propertyIsEnumerable(word.toLowerCase()))) { | ||||
state.beforeParams = true; | ||||
state.lastTokenWasBuiltin = false; | ||||
return "keyword"; | ||||
} | ||||
if (state.inString) { | ||||
state.lastTokenWasBuiltin = false; | ||||
return "string"; | ||||
} | ||||
if (stream.pos > word.length && stream.string.charAt(stream.pos-word.length-1)=="." && state.lastTokenWasBuiltin) | ||||
return "builtin"; | ||||
// default: just a "word" | ||||
state.lastTokenWasBuiltin = false; | ||||
return null; | ||||
} | ||||
} | ||||
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; | ||||
} | ||||
if (quote=='"' && stream.peek() == '$' && !escaped) { | ||||
state.inString = true; | ||||
end = true; | ||||
break; | ||||
} | ||||
escaped = !escaped && next == "\\"; | ||||
} | ||||
if (end) state.tokenize = tokenBase; | ||||
return "string"; | ||||
}; | ||||
} | ||||
function tokenComment(stream, state) { | ||||
var maybeEnd = false, ch; | ||||
while (ch = stream.next()) { | ||||
if (ch == "#" && maybeEnd) { | ||||
state.tokenize = tokenBase; | ||||
break; | ||||
} | ||||
maybeEnd = (ch == "*"); | ||||
} | ||||
return "comment"; | ||||
} | ||||
function tokenUnparsed(stream, state) { | ||||
var maybeEnd = 0, ch; | ||||
while (ch = stream.next()) { | ||||
if (ch == "#" && maybeEnd == 2) { | ||||
state.tokenize = tokenBase; | ||||
break; | ||||
} | ||||
if (ch == "]") | ||||
maybeEnd++; | ||||
else if (ch != " ") | ||||
maybeEnd = 0; | ||||
} | ||||
return "meta"; | ||||
} | ||||
// Interface | ||||
return { | ||||
startState: function() { | ||||
return { | ||||
tokenize: tokenBase, | ||||
beforeParams: false, | ||||
inParams: false, | ||||
inString: false, | ||||
lastTokenWasBuiltin: false | ||||
}; | ||||
}, | ||||
token: function(stream, state) { | ||||
if (stream.eatSpace()) return null; | ||||
return state.tokenize(stream, state); | ||||
}, | ||||
blockCommentStart: "#*", | ||||
blockCommentEnd: "*#", | ||||
lineComment: "##", | ||||
fold: "velocity" | ||||
}; | ||||
}); | ||||
CodeMirror.defineMIME("text/velocity", "velocity"); | ||||
}); | ||||