S2OJ/web/js/codemirror/mode/groovy/groovy.js
Masco Skray 96d4a3ecf7 style(judger,web): move code out from subfolder "1"
Due to historical reasons, the code is in subfolder "1".
With SVN removal, we place the code back and remove the annoying "1" folder.
2019-06-14 23:34:41 +08:00

227 lines
7.4 KiB
JavaScript

// 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 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)) {
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";
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) {
return !last || last == "operator" || last == "->" || /[\.\[\{\(,;:]/.test(last) ||
last == "newstatement" || last == "keyword" || last == "proplabel";
}
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)) {
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)) 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: "{}",
fold: "brace"
};
});
CodeMirror.defineMIME("text/x-groovy", "groovy");
});