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- /* ***** BEGIN LICENSE BLOCK *****
- * Distributed under the BSD license:
- *
- * Copyright (c) 2010, 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
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * * 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
- * DISCLAIMED. IN NO EVENT SHALL AJAX.ORG B.V. BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * ***** END LICENSE BLOCK ***** */
- define(function(require, exports, module) {
- "use strict";
- var oop = require("../../lib/oop");
- var Range = require("../../range").Range;
- var BaseFoldMode = require("./fold_mode").FoldMode;
- var FoldMode = exports.FoldMode = function(commentRegex) {
- if (commentRegex) {
- this.foldingStartMarker = new RegExp(
- this.foldingStartMarker.source.replace(/\|[^|]*?$/, "|" + commentRegex.start)
- );
- this.foldingStopMarker = new RegExp(
- this.foldingStopMarker.source.replace(/\|[^|]*?$/, "|" + commentRegex.end)
- );
- }
- };
- oop.inherits(FoldMode, BaseFoldMode);
- (function() {
-
- this.foldingStartMarker = /(\{|\[)[^\}\]]*$|^\s*(\/\*)/;
- this.foldingStopMarker = /^[^\[\{]*(\}|\])|^[\s\*]*(\*\/)/;
- this.singleLineBlockCommentRe= /^\s*(\/\*).*\*\/\s*$/;
- this.tripleStarBlockCommentRe = /^\s*(\/\*\*\*).*\*\/\s*$/;
- this.startRegionRe = /^\s*(\/\*|\/\/)#?region\b/;
-
- //prevent naming conflict with any modes that inherit from cstyle and override this (like csharp)
- this._getFoldWidgetBase = this.getFoldWidget;
-
- /**
- * Gets fold widget with some non-standard extras:
- *
- * @example lineCommentRegionStart
- * //#region [optional description]
- *
- * @example blockCommentRegionStart
- * /*#region [optional description] *[/]
- *
- * @example tripleStarFoldingSection
- * /*** this folds even though 1 line because it has 3 stars ***[/]
- *
- * @note the pound symbol for region tags is optional
- */
- this.getFoldWidget = function(session, foldStyle, row) {
- var line = session.getLine(row);
-
- if (this.singleLineBlockCommentRe.test(line)) {
- // No widget for single line block comment unless region or triple star
- if (!this.startRegionRe.test(line) && !this.tripleStarBlockCommentRe.test(line))
- return "";
- }
-
- var fw = this._getFoldWidgetBase(session, foldStyle, row);
-
- if (!fw && this.startRegionRe.test(line))
- return "start"; // lineCommentRegionStart
-
- return fw;
- };
- this.getFoldWidgetRange = function(session, foldStyle, row, forceMultiline) {
- var line = session.getLine(row);
-
- if (this.startRegionRe.test(line))
- return this.getCommentRegionBlock(session, line, row);
-
- var match = line.match(this.foldingStartMarker);
- if (match) {
- var i = match.index;
- if (match[1])
- return this.openingBracketBlock(session, match[1], row, i);
-
- var range = session.getCommentFoldRange(row, i + match[0].length, 1);
-
- if (range && !range.isMultiLine()) {
- if (forceMultiline) {
- range = this.getSectionRange(session, row);
- } else if (foldStyle != "all")
- range = null;
- }
-
- return range;
- }
- if (foldStyle === "markbegin")
- return;
- var match = line.match(this.foldingStopMarker);
- if (match) {
- var i = match.index + match[0].length;
- if (match[1])
- return this.closingBracketBlock(session, match[1], row, i);
- return session.getCommentFoldRange(row, i, -1);
- }
- };
-
- this.getSectionRange = function(session, row) {
- var line = session.getLine(row);
- var startIndent = line.search(/\S/);
- var startRow = row;
- var startColumn = line.length;
- row = row + 1;
- var endRow = row;
- var maxRow = session.getLength();
- while (++row < maxRow) {
- line = session.getLine(row);
- var indent = line.search(/\S/);
- if (indent === -1)
- continue;
- if (startIndent > indent)
- break;
- var subRange = this.getFoldWidgetRange(session, "all", row);
-
- if (subRange) {
- if (subRange.start.row <= startRow) {
- break;
- } else if (subRange.isMultiLine()) {
- row = subRange.end.row;
- } else if (startIndent == indent) {
- break;
- }
- }
- endRow = row;
- }
-
- return new Range(startRow, startColumn, endRow, session.getLine(endRow).length);
- };
-
- /**
- * gets comment region block with end region assumed to be start of comment in any cstyle mode or SQL mode (--) which inherits from this.
- * There may optionally be a pound symbol before the region/endregion statement
- */
- this.getCommentRegionBlock = function(session, line, row) {
- var startColumn = line.search(/\s*$/);
- var maxRow = session.getLength();
- var startRow = row;
-
- var re = /^\s*(?:\/\*|\/\/|--)#?(end)?region\b/;
- var depth = 1;
- while (++row < maxRow) {
- line = session.getLine(row);
- var m = re.exec(line);
- if (!m) continue;
- if (m[1]) depth--;
- else depth++;
- if (!depth) break;
- }
- var endRow = row;
- if (endRow > startRow) {
- return new Range(startRow, startColumn, endRow, line.length);
- }
- };
- }).call(FoldMode.prototype);
- });
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