forked from dotnet/roslyn-analyzers
/
CSharpRegisterActionAnalyzer.cs
86 lines (74 loc) · 4.06 KB
/
CSharpRegisterActionAnalyzer.cs
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
// Copyright (c) Microsoft. All Rights Reserved. Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System.Collections.Generic;
using System.Linq;
using Analyzer.Utilities.Extensions;
using Microsoft.CodeAnalysis.Analyzers.MetaAnalyzers;
using Microsoft.CodeAnalysis.CSharp.Syntax;
using Microsoft.CodeAnalysis.Diagnostics;
namespace Microsoft.CodeAnalysis.CSharp.Analyzers.MetaAnalyzers
{
[DiagnosticAnalyzer(LanguageNames.CSharp)]
public class CSharpRegisterActionAnalyzer : RegisterActionAnalyzer<ClassDeclarationSyntax, InvocationExpressionSyntax, ArgumentSyntax, SyntaxKind>
{
internal const string CSharpSyntaxKindName = @"Microsoft.CodeAnalysis.CSharp.SyntaxKind";
internal const string BasicSyntaxKindName = @"Microsoft.CodeAnalysis.VisualBasic.SyntaxKind";
protected override RegisterActionCodeBlockAnalyzer GetCodeBlockAnalyzer(
Compilation compilation,
INamedTypeSymbol analysisContext,
INamedTypeSymbol compilationStartAnalysisContext,
INamedTypeSymbol codeBlockStartAnalysisContext,
INamedTypeSymbol operationBlockStartAnalysisContext,
INamedTypeSymbol symbolKind)
{
INamedTypeSymbol csharpSyntaxKind = compilation.GetOrCreateTypeByMetadataName(CSharpSyntaxKindName);
INamedTypeSymbol basicSyntaxKind = compilation.GetOrCreateTypeByMetadataName(BasicSyntaxKindName);
return new CSharpRegisterActionCodeBlockAnalyzer(csharpSyntaxKind, basicSyntaxKind, analysisContext, compilationStartAnalysisContext,
codeBlockStartAnalysisContext, operationBlockStartAnalysisContext, symbolKind);
}
private sealed class CSharpRegisterActionCodeBlockAnalyzer : RegisterActionCodeBlockAnalyzer
{
private readonly ITypeSymbol _csharpSyntaxKind, _basicSyntaxKind;
public CSharpRegisterActionCodeBlockAnalyzer(
INamedTypeSymbol csharpSyntaxKind,
INamedTypeSymbol basicSyntaxKind,
INamedTypeSymbol analysisContext,
INamedTypeSymbol compilationStartAnalysisContext,
INamedTypeSymbol codeBlockStartAnalysisContext,
INamedTypeSymbol operationBlockStartAnalysisContext,
INamedTypeSymbol symbolKind)
: base(analysisContext, compilationStartAnalysisContext, codeBlockStartAnalysisContext, operationBlockStartAnalysisContext, symbolKind)
{
_csharpSyntaxKind = csharpSyntaxKind;
_basicSyntaxKind = basicSyntaxKind;
}
protected override SyntaxKind InvocationExpressionKind => SyntaxKind.InvocationExpression;
protected override SyntaxKind ArgumentSyntaxKind => SyntaxKind.Argument;
protected override SyntaxKind ParameterSyntaxKind => SyntaxKind.Parameter;
protected override IEnumerable<SyntaxNode> GetArgumentExpressions(InvocationExpressionSyntax invocation)
{
if (invocation.ArgumentList != null)
{
return invocation.ArgumentList.Arguments.Select(a => a.Expression);
}
return null;
}
protected override SyntaxNode GetArgumentExpression(ArgumentSyntax argument)
{
return argument.Expression;
}
protected override SyntaxNode GetInvocationExpression(InvocationExpressionSyntax invocation)
{
return invocation.Expression;
}
protected override SyntaxNode GetInvocationReceiver(InvocationExpressionSyntax invocation)
{
return (invocation.Expression as MemberAccessExpressionSyntax)?.Expression;
}
protected override bool IsSyntaxKind(ITypeSymbol type)
{
return (_csharpSyntaxKind != null && type.Equals(_csharpSyntaxKind)) ||
(_basicSyntaxKind != null && type.Equals(_basicSyntaxKind));
}
}
}
}