FilesExpand file tree

develop

/

SolutionParser.cs

Copy path

Blame

More file actions

Blame

More file actions

Latest commit

 

History

History

History

182 lines (172 loc) · 6.52 KB

develop

/

SolutionParser.cs

Copy path

Top

File metadata and controls

• Code
• Blame

182 lines (172 loc) · 6.52 KB

Raw

Copy raw file

Download raw file

Open symbols panel

Edit and raw actions

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

61

62

63

64

65

66

67

68

69

70

71

72

73

74

75

76

77

78

79

80

81

82

83

84

85

86

87

88

89

90

91

92

93

94

95

96

97

98

99

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

146

147

148

149

150

151

152

153

154

155

156

157

158

159

160

161

162

163

164

165

166

167

168

169

170

171

172

173

174

175

176

177

178

179

180

181

182

// Licensed to the .NET Foundation under one or more agreements.

// The .NET Foundation licenses this file to you under the MIT license.

// See the LICENSE file in the project root for more information.

using System;

using System.Collections.Generic;

using System.Globalization;

using System.Linq;

using System.Text;

using Cake.Core;

using Cake.Core.IO;

namespace Cake.Common.Solution

{

/// <summary>

/// The MSBuild solution file parser.

/// </summary>

public sealed class SolutionParser

{

private readonly IFileSystem _fileSystem;

private readonly ICakeEnvironment _environment;

/// <summary>

/// Initializes a new instance of the <see cref="SolutionParser"/> class.

/// </summary>

/// <param name="fileSystem">The file system.</param>

/// <param name="environment">The environment.</param>

public SolutionParser(IFileSystem fileSystem, ICakeEnvironment environment)

{

if (fileSystem == null)

{

throw new ArgumentNullException(nameof(fileSystem));

}

if (environment == null)

{

throw new ArgumentNullException(nameof(environment));

}

_fileSystem = fileSystem;

_environment = environment;

}

/// <summary>

/// Parses a MSBuild solution.

/// </summary>

/// <param name="solutionPath">The solution path.</param>

/// <returns>A parsed solution.</returns>

public SolutionParserResult Parse(FilePath solutionPath)

{

if (solutionPath == null)

{

throw new ArgumentNullException(nameof(solutionPath));

}

if (solutionPath.IsRelative)

{

solutionPath = solutionPath.MakeAbsolute(_environment);

}

// Get the release notes file.

var file = _fileSystem.GetFile(solutionPath);

if (!file.Exists)

{

const string format = "Solution file '{0}' does not exist.";

var message = string.Format(CultureInfo.InvariantCulture, format, solutionPath.FullPath);

throw new CakeException(message);

}

string

version = null,

visualStudioVersion = null,

minimumVisualStudioVersion = null;

var projects = new List<SolutionProject>();

bool inNestedProjectsSection = false;

foreach (var line in file.ReadLines(Encoding.UTF8))

{

var trimmed = line.Trim();

if (line.StartsWith("Project(\"{"))

{

var project = ParseSolutionProjectLine(file, line);

if (StringComparer.OrdinalIgnoreCase.Equals(project.Type, SolutionFolder.TypeIdentifier))

{

projects.Add(new SolutionFolder(project.Id, project.Name, project.Path));

continue;

}

projects.Add(project);

}

else if (line.StartsWith("Microsoft Visual Studio Solution File, "))

{

version = string.Concat(line.Skip(39));

}

else if (line.StartsWith("VisualStudioVersion = "))

{

visualStudioVersion = string.Concat(line.Skip(22));

}

else if (line.StartsWith("MinimumVisualStudioVersion = "))

{

minimumVisualStudioVersion = string.Concat(line.Skip(29));

}

else if (trimmed.StartsWith("GlobalSection(NestedProjects)"))

{

inNestedProjectsSection = true;

}

else if (inNestedProjectsSection && trimmed.StartsWith("EndGlobalSection"))

{

inNestedProjectsSection = false;

}

else if (inNestedProjectsSection)

{

ParseNestedProjectLine(projects, trimmed);

}

}

var solutionParserResult = new SolutionParserResult(

version,

visualStudioVersion,

minimumVisualStudioVersion,

projects.AsReadOnly());

return solutionParserResult;

}

private static SolutionProject ParseSolutionProjectLine(IFile file, string line)

{

var withinQuotes = false;

var projectTypeBuilder = new StringBuilder();

var nameBuilder = new StringBuilder();

var pathBuilder = new StringBuilder();

var idBuilder = new StringBuilder();

var result = new[]

{

projectTypeBuilder,

nameBuilder,

pathBuilder,

idBuilder

};

var position = 0;

foreach (var c in line.Skip(8))

{

if (c == '"')

{

withinQuotes = !withinQuotes;

if (!withinQuotes)

{

if (position++ >= result.Length)

{

break;

}

}

continue;

}

if (!withinQuotes)

{

continue;

}

result[position].Append(c);

}

return new SolutionProject(

idBuilder.ToString(),

nameBuilder.ToString(),

file.Path.GetDirectory().CombineWithFilePath(pathBuilder.ToString()),

projectTypeBuilder.ToString());

}

private static void ParseNestedProjectLine(List<SolutionProject> projects, string line)

{

// pattern: {Child} = {Parent}

var projectIds = line.Split(new[] { " = " }, StringSplitOptions.RemoveEmptyEntries);

var child = projects.FirstOrDefault(x => StringComparer.OrdinalIgnoreCase.Equals(x.Id, projectIds[0].Trim()));

if (child == null)

{

return;

}

// Parent should be a folder

var parent = projects.FirstOrDefault(x => StringComparer.OrdinalIgnoreCase.Equals(x.Id, projectIds[1].Trim())) as SolutionFolder;

if (parent == null)

{

return;

}

parent.Items.Add(child);

child.Parent = parent;

}

}

}