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70 lines
2.5 KiB
70 lines
2.5 KiB
// |
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// WordParser.cs |
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// |
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// Author: |
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// Michael Hutchinson <mhutch@xamarin.com> |
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// |
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// Copyright (c) 2012 Xamarin Inc. (http://xamarin.com) |
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// |
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// Permission is hereby granted, free of charge, to any person obtaining a copy |
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// of this software and associated documentation files (the "Software"), to deal |
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// in the Software without restriction, including without limitation the rights |
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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// copies of the Software, and to permit persons to whom the Software is |
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// furnished to do so, subject to the following conditions: |
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// |
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// The above copyright notice and this permission notice shall be included in |
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// all copies or substantial portions of the Software. |
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// |
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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// THE SOFTWARE. |
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using System; |
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using System.Collections.Generic; |
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namespace ICSharpCode.NRefactory.CSharp |
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{ |
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public static class WordParser |
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{ |
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public static List<string> BreakWords (string identifier) |
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{ |
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var words = new List<string> (); |
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int wordStart = 0; |
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bool lastWasLower = false, lastWasUpper = false; |
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for (int i = 0; i < identifier.Length; i++) { |
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char c = identifier[i]; |
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var category = char.GetUnicodeCategory (c); |
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if (category == System.Globalization.UnicodeCategory.LowercaseLetter) { |
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if (lastWasUpper && (i - wordStart) > 2) { |
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words.Add (identifier.Substring (wordStart, i - wordStart - 1)); |
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wordStart = i - 1; |
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} |
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lastWasLower = true; |
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lastWasUpper = false; |
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} else if (category == System.Globalization.UnicodeCategory.UppercaseLetter) { |
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if (lastWasLower) { |
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words.Add (identifier.Substring (wordStart, i - wordStart)); |
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wordStart = i; |
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} |
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lastWasLower = false; |
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lastWasUpper = true; |
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} else { |
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if (c == '_') { |
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if ((i - wordStart) > 0) |
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words.Add(identifier.Substring(wordStart, i - wordStart)); |
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wordStart = i + 1; |
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lastWasLower = lastWasUpper = false; |
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} |
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} |
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} |
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if (wordStart < identifier.Length) |
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words.Add (identifier.Substring (wordStart)); |
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return words; |
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} |
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} |
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} |
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