// 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("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 trait transient " +
"try void volatile while");
var blockKeywords = words("catch class def do else enum finally for if interface switch trait try while");
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) {
if (stream.eat("{")) {
state.tokenize.push(tokenBaseUntilBrace());
return "string";
} else if (stream.match(/^\w/, false)) {
state.tokenize.push(tokenVariableDeref);
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 tokenVariableDeref(stream, state) {
var next = stream.match(/^(\.|[\w\$_]+)/)
if (!next) {
state.tokenize.pop()
return state.tokenize[state.tokenize.length-1](stream, state)
}
return next[0] == "." ? null : "variable"
}
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 CodeMirror.Pass;
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",
blockCommentStart: "/*",
blockCommentEnd: "*/",
lineComment: "//"
};
});
CodeMirror.defineMIME("text/x-groovy", "groovy");
});
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