| /* |
| * Copyright (C) 2013 Google Inc. 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 Google Inc. 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 THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS 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. |
| */ |
| |
| /** |
| * @constructor |
| * @param {number} startLine |
| * @param {number} startColumn |
| * @param {number} endLine |
| * @param {number} endColumn |
| */ |
| WebInspector.TextRange = function(startLine, startColumn, endLine, endColumn) |
| { |
| this.startLine = startLine; |
| this.startColumn = startColumn; |
| this.endLine = endLine; |
| this.endColumn = endColumn; |
| } |
| |
| /** |
| * @param {number} line |
| * @param {number} column |
| * @return {!WebInspector.TextRange} |
| */ |
| WebInspector.TextRange.createFromLocation = function(line, column) |
| { |
| return new WebInspector.TextRange(line, column, line, column); |
| } |
| |
| /** |
| * @param {!Object} serializedTextRange |
| * @return {!WebInspector.TextRange} |
| */ |
| WebInspector.TextRange.fromObject = function(serializedTextRange) |
| { |
| return new WebInspector.TextRange(serializedTextRange.startLine, serializedTextRange.startColumn, serializedTextRange.endLine, serializedTextRange.endColumn); |
| } |
| |
| /** |
| * @param {!WebInspector.TextRange} range1 |
| * @param {!WebInspector.TextRange} range2 |
| * @return {number} |
| */ |
| WebInspector.TextRange.comparator = function(range1, range2) |
| { |
| return range1.compareTo(range2); |
| } |
| |
| WebInspector.TextRange.prototype = { |
| /** |
| * @return {boolean} |
| */ |
| isEmpty: function() |
| { |
| return this.startLine === this.endLine && this.startColumn === this.endColumn; |
| }, |
| |
| /** |
| * @param {!WebInspector.TextRange} range |
| * @return {boolean} |
| */ |
| immediatelyPrecedes: function(range) |
| { |
| if (!range) |
| return false; |
| return this.endLine === range.startLine && this.endColumn === range.startColumn; |
| }, |
| |
| /** |
| * @param {!WebInspector.TextRange} range |
| * @return {boolean} |
| */ |
| immediatelyFollows: function(range) |
| { |
| if (!range) |
| return false; |
| return range.immediatelyPrecedes(this); |
| }, |
| |
| /** |
| * @param {!WebInspector.TextRange} range |
| * @return {boolean} |
| */ |
| follows: function(range) |
| { |
| return (range.endLine === this.startLine && range.endColumn <= this.startColumn) |
| || range.endLine < this.startLine; |
| }, |
| |
| /** |
| * @return {number} |
| */ |
| get linesCount() |
| { |
| return this.endLine - this.startLine; |
| }, |
| |
| /** |
| * @return {!WebInspector.TextRange} |
| */ |
| collapseToEnd: function() |
| { |
| return new WebInspector.TextRange(this.endLine, this.endColumn, this.endLine, this.endColumn); |
| }, |
| |
| /** |
| * @return {!WebInspector.TextRange} |
| */ |
| collapseToStart: function() |
| { |
| return new WebInspector.TextRange(this.startLine, this.startColumn, this.startLine, this.startColumn); |
| }, |
| |
| /** |
| * @return {!WebInspector.TextRange} |
| */ |
| normalize: function() |
| { |
| if (this.startLine > this.endLine || (this.startLine === this.endLine && this.startColumn > this.endColumn)) |
| return new WebInspector.TextRange(this.endLine, this.endColumn, this.startLine, this.startColumn); |
| else |
| return this.clone(); |
| }, |
| |
| /** |
| * @return {!WebInspector.TextRange} |
| */ |
| clone: function() |
| { |
| return new WebInspector.TextRange(this.startLine, this.startColumn, this.endLine, this.endColumn); |
| }, |
| |
| /** |
| * @return {!Object} |
| */ |
| serializeToObject: function() |
| { |
| var serializedTextRange = {}; |
| serializedTextRange.startLine = this.startLine; |
| serializedTextRange.startColumn = this.startColumn; |
| serializedTextRange.endLine = this.endLine; |
| serializedTextRange.endColumn = this.endColumn; |
| return serializedTextRange; |
| }, |
| |
| /** |
| * @param {!WebInspector.TextRange} other |
| * @return {number} |
| */ |
| compareTo: function(other) |
| { |
| if (this.startLine > other.startLine) |
| return 1; |
| if (this.startLine < other.startLine) |
| return -1; |
| if (this.startColumn > other.startColumn) |
| return 1; |
| if (this.startColumn < other.startColumn) |
| return -1; |
| return 0; |
| }, |
| |
| /** |
| * @param {!WebInspector.TextRange} other |
| * @return {boolean} |
| */ |
| equal: function(other) |
| { |
| return this.startLine === other.startLine && this.endLine === other.endLine && |
| this.startColumn === other.startColumn && this.endColumn === other.endColumn; |
| }, |
| |
| /** |
| * @param {number} lineOffset |
| * @return {!WebInspector.TextRange} |
| */ |
| shift: function(lineOffset) |
| { |
| return new WebInspector.TextRange(this.startLine + lineOffset, this.startColumn, this.endLine + lineOffset, this.endColumn); |
| }, |
| |
| /** |
| * @param {!WebInspector.TextRange} originalRange |
| * @param {!WebInspector.TextRange} editedRange |
| * @return {!WebInspector.TextRange} |
| */ |
| rebaseAfterTextEdit: function(originalRange, editedRange) |
| { |
| console.assert(originalRange.startLine === editedRange.startLine); |
| console.assert(originalRange.startColumn === editedRange.startColumn); |
| var rebase = this.clone(); |
| if (!this.follows(originalRange)) |
| return rebase; |
| var lineDelta = editedRange.endLine - originalRange.endLine; |
| var columnDelta = editedRange.endColumn - originalRange.endColumn; |
| rebase.startLine += lineDelta; |
| rebase.endLine += lineDelta; |
| if (rebase.startLine === editedRange.endLine) |
| rebase.startColumn += columnDelta; |
| if (rebase.endLine === editedRange.endLine) |
| rebase.endColumn += columnDelta; |
| return rebase; |
| }, |
| |
| /** |
| * @return {string} |
| */ |
| toString: function() |
| { |
| return JSON.stringify(this); |
| } |
| } |
| |
| /** |
| * @constructor |
| * @param {number} offset |
| * @param {number} length |
| */ |
| WebInspector.SourceRange = function(offset, length) |
| { |
| this.offset = offset; |
| this.length = length; |
| } |