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finish lua folding

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This commit is contained in:
nightwing 2012-10-17 00:47:41 +04:00
commit db499d06a9
1 changed files with 94 additions and 27 deletions
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121
lib/ace/mode/folding/lua.js
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@ -3,7 +3,7 @@
*
* Copyright (c) 2012, Ajax.org B.V.
* All rights reserved.
*
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
@ -14,7 +14,7 @@
* * Neither the name of Ajax.org B.V. nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
@ -34,6 +34,8 @@ define(function(require, exports, module) {
var oop = require("../../lib/oop");
var BaseFoldMode = require("./fold_mode").FoldMode;
var Range = require("../../range").Range;
var TokenIterator = require("ace/token_iterator").TokenIterator;
var FoldMode = exports.FoldMode = function() {};
@ -52,11 +54,11 @@ oop.inherits(FoldMode, BaseFoldMode);
if (isStart && !isEnd) {
var match = line.match(this.foldingStartMarker);
if (match[1]) {
if (session.getTokenAt(row, match.index + 1).type == "keyword")
if (session.getTokenAt(row, match.index + 1).type === "keyword")
return "start";
} else if (match[2]) {
var type = session.getTokenAt(row + 1, 0).type
if (type == "comment" || type == "string")
var type = session.bgTokenizer.getState(row) || "";
if (type.indexOf("comment") != -1 || type.indexOf("string") != -1)
return "start";
} else {
return "start";
@ -66,43 +68,108 @@ oop.inherits(FoldMode, BaseFoldMode);
return "";
var match = line.match(this.foldingStopMarker);
if (match[0] == "end") {
if (session.getTokenAt(row, match.index + 1).type == "keyword")
if (match[0] === "end") {
if (session.getTokenAt(row, match.index + 1).type === "keyword")
return "end";
} else if (match[0][0] == "]") {
var type = session.getTokenAt(row - 1, 0).type
if (type == "comment" || type == "string")
} else if (match[0][0] === "]") {
var type = session.bgTokenizer.getState(row - 1) || "";
if (type.indexOf("comment") != -1 || type.indexOf("string") != -1)
return "end";
} else
return "end";
};
this.getFoldWidgetRange = function(session, foldStyle, row) {
var lines = session.doc.getAllLines(row);
var line = lines[row];
var re = this.foldingStartMarker.test(line) ? this.foldingStartMarker : this.foldingStopMarker;
var line = session.doc.getLine(row);
var match = this.foldingStartMarker.exec(line);
if (match) {
if (match[1])
return this.luaBlock(session, row, match.index + 1);
if (this.foldingStartMarker.test(line)) {
for (var i = row + 1, l = session.getLength(); i < l; i++) {
if (re.test(lines[i]))
break;
}
if (match[2])
return session.getCommentFoldRange(row, match.index + 1);
return new Range(row, line.length, i, 0);
return this.openingBracketBlock(session, "{", row, match.index);
}
if (this.foldingStopMarker.test(line)) {
for (var i = row - 1; i >= 0; i--) {
line = lines[i];
if (re.test(line))
break;
var match = this.foldingStopMarker.exec(line);
if (match) {
if (match[0] === "end") {
if (session.getTokenAt(row, match.index + 1).type === "keyword")
return this.luaBlock(session, row, match.index + 1);
}
return new Range(i, line.length, row, 0);
if (match[0][0] === "]")
return session.getCommentFoldRange(row, match.index + 1);
return this.closingBracketBlock(session, "}", row, match.index + match[0].length);
}
};
this.luaBlock = function(session, row, column) {
var stream = new TokenIterator(session, row, column);
var indentKeywords = {
"function": 1,
"do": 1,
"then": 1,
"elseif": -1,
"else": 0,
"end": -1,
"repeat": 1,
"until": -1,
};
var voidKeywords = {
"elseif": 1,
"if": 1,
"for": 1
};
var token = stream.getCurrentToken();
if (!token || token.type != "keyword")
return;
var val = token.value;
var stack = [val];
var dir;
if (voidKeywords[val]) {
stack = [];
dir = 1;
} else if (val === "else") {
dir = 1;
} else {
dir = indentKeywords[val];
}
if (!dir)
return;
var startColumn = dir === -1 ? stream.getCurrentTokenColumn() : session.getLine(row).length;
var startRow = row;
stream.step = dir === -1 ? stream.stepBackward : stream.stepForward;
while(token = stream.step()) {
if (token.type !== "keyword")
continue;
var level = dir * indentKeywords[token.value];
if (level > 0) {
stack.unshift(token.value);
} else if (level <= 0) {
stack.shift();
if (!stack.length)
break;
if (level === 0)
stack.unshift(token.value);
}
}
var row = stream.getCurrentTokenRow();
if (dir === -1)
return new Range(row, session.getLine(row).length, startRow, startColumn);
else
return new Range(startRow, startColumn, row, stream.getCurrentTokenColumn());
};
}).call(FoldMode.prototype);
});