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// 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;
}
}
}
}
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