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Diffstat (limited to 'ICSharpCode.Decompiler/Tests/CodeSampleFileParser.cs')
-rw-r--r-- | ICSharpCode.Decompiler/Tests/CodeSampleFileParser.cs | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/ICSharpCode.Decompiler/Tests/CodeSampleFileParser.cs b/ICSharpCode.Decompiler/Tests/CodeSampleFileParser.cs new file mode 100644 index 00000000..5cb49aad --- /dev/null +++ b/ICSharpCode.Decompiler/Tests/CodeSampleFileParser.cs @@ -0,0 +1,133 @@ +// Copyright (c) AlphaSierraPapa for the SharpDevelop Team +// +// Permission is hereby granted, free of charge, to any person obtaining a copy of this +// software and associated documentation files (the "Software"), to deal in the Software +// without restriction, including without limitation the rights to use, copy, modify, merge, +// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons +// to whom the Software is furnished to do so, subject to the following conditions: +// +// The above copyright notice and this permission notice shall be included in all copies or +// substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, +// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR +// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE +// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR +// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER +// DEALINGS IN THE SOFTWARE. + +using System; +using System.Collections.Generic; +using System.Linq; +using System.Text; +using System.IO; + +namespace ICSharpCode.Decompiler.Tests +{ + static class CodeSampleFileParser + { + public static IEnumerable<string> ListSections(string s) + { + var query = from line in ToLines(s) + let sectionName = ReadSectionName(line) + where sectionName != null + select sectionName; + return query; + } + + public static string GetSection(string sectionName, string s) + { + var lines = ToLines(s); + + bool sectionFound = false; + var sectionText = new StringBuilder(); + + Action<string> parser = null; + + Action<string> commonSectionReader = line => + { + if (IsCommonSectionEnd(line)) + parser = null; + else + sectionText.AppendLine(line); + }; + + Action<string> namedSectionReader = line => + { + string name = ReadSectionName(line); + if (name == null) + sectionText.AppendLine(line); + else if (name != sectionName) + parser = null; + }; + + Action<string> defaultReader = line => + { + if (IsCommonSectionStart(line)) + parser = commonSectionReader; + else if (ReadSectionName(line) == sectionName) + { + parser = namedSectionReader; + sectionFound = true; + } + }; + + foreach(var line in lines) + { + (parser ?? defaultReader)(line); + } + + if (sectionFound) + return sectionText.ToString(); + else + return ""; + } + + public static bool IsCommentOrBlank(string s) + { + if(String.IsNullOrWhiteSpace(s)) + return true; + s = s.Trim(); + return s.StartsWith("//") || s.StartsWith("#"); // Also ignore #pragmas for warning suppression + } + + public static string ConcatLines(IEnumerable<string> lines) + { + var buffer = new StringBuilder(); + foreach (var line in lines) + { + buffer.AppendLine(line); + } + return buffer.ToString(); + } + + static string ReadSectionName(string line) + { + line = line.TrimStart(); + if (line.StartsWith("//$$")) + return line.Substring(4).Trim(); + else + return null; + } + + static bool IsCommonSectionStart(string line) + { + return line.Trim() == "//$CS"; + } + + static bool IsCommonSectionEnd(string line) + { + return line.Trim() == "//$CE"; + } + + static IEnumerable<string> ToLines(string s) + { + var reader = new StringReader(s); + string line; + while ((line = reader.ReadLine()) != null) + { + yield return line; + } + } + } +} |