// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: https://codemirror.net/5/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.inString && 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 []{}().,;? Separator?
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 == "$") {
stream.eat("!");
stream.eatWhile(/[\w\d\$_\.{}-]/);
// is it one of the specials?
if (specials && specials.propertyIsEnumerable(stream.current())) {
return "keyword";
}
else {
state.lastTokenWasBuiltin = true;
state.beforeParams = true;
return "builtin";
}
}
// is it a operator?
else if (isOperatorChar.test(ch)) {
state.lastTokenWasBuiltin = false;
stream.eatWhile(isOperatorChar);
return "operator";
}
else {
// get the whole word
stream.eatWhile(/[\w\$_{}@]/);
var word = stream.current();
// is it one of the listed keywords?
if (keywords && keywords.propertyIsEnumerable(word))
return "keyword";
// is it one of the listed functions?
if (functions && functions.propertyIsEnumerable(word) ||
(stream.current().match(/^#@?[a-z0-9_]+ *$/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");
});
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