private void AnalyzeSyntaxNode(SyntaxNodeAnalysisContext context)
{
if (context.Node?.SyntaxTree?.FilePath == null ||
context.SemanticModel?.Compilation?.Assembly == null)
{
return;
}
var syntaxNode = context.Node;
var semanticModel = context.SemanticModel;
var assemblyName = semanticModel.Compilation.AssemblyName;
var projectFilePath = _projectFileResolver.FindByAssemblyName(assemblyName);
if (projectFilePath == null)
{
return;
}
var dependencyAnalyzer = _analyzerProvider.GetDependencyAnalyzer(projectFilePath);
if (dependencyAnalyzer == null)
{
return;
}
var configState = dependencyAnalyzer.ConfigState;
switch (configState)
{
case AnalyzerConfigState.NoConfig:
break;
case AnalyzerConfigState.ConfigError:
ReportConfigException(context, dependencyAnalyzer.ConfigException);
break;
case AnalyzerConfigState.Enabled:
var config = dependencyAnalyzer.Config;
var illegalDependencies = dependencyAnalyzer.AnalyzeSyntaxNode(new RoslynSyntaxNode(syntaxNode), new RoslynSemanticModel(semanticModel));
ReportIllegalDependencies(illegalDependencies, context, config.IssueKind, config.MaxIssueCount);
break;
case AnalyzerConfigState.Disabled:
break;
default:
throw new ArgumentOutOfRangeException(nameof(configState), configState, "Unexpected value.");
}
}
private void AnalyzeSyntaxNode(SyntaxNodeAnalysisContext context)
{
if (context.Node?.SyntaxTree?.FilePath == null ||
context.SemanticModel?.Compilation?.Assembly == null)
{
return;
}
var syntaxNode = context.Node;
var semanticModel = context.SemanticModel;
var assemblyName = semanticModel.Compilation.AssemblyName;
var projectFilePath = _projectFileResolver.FindByAssemblyName(assemblyName);
if (projectFilePath == null)
{
return;
}
var dependencyAnalyzer = _analyzerProvider.GetDependencyAnalyzer(projectFilePath);
if (dependencyAnalyzer == null)
{
return;
}
var analyzerMessages = dependencyAnalyzer.AnalyzeSyntaxNode(new RoslynSyntaxNode(syntaxNode), new RoslynSemanticModel(semanticModel));
foreach (var analyzerMessage in analyzerMessages)
{
switch (analyzerMessage)
{
case ConfigErrorMessage configErrorMessage:
ReportConfigException(context, configErrorMessage.Exception);
break;
case IllegalDependencyMessage illegalDependencyMessage:
ReportIllegalDependency(context, illegalDependencyMessage.IllegalDependency, illegalDependencyMessage.IssueKind);
break;
case TooManyIssuesMessage _:
ReportTooManyIssues(context);
break;
}
}
}
private void AnalyzeSyntaxNode(SyntaxNodeAnalysisContext context)
{
if (context.Node?.SyntaxTree?.FilePath == null ||
context.SemanticModel?.Compilation?.Assembly == null)
{
return;
}
var syntaxNode = context.Node;
var semanticModel = context.SemanticModel;
var assemblyName = semanticModel.Compilation.AssemblyName;
var projectFilePath = _projectFileResolver.FindByAssemblyName(assemblyName);
if (projectFilePath == null)
{
return;
}
var dependencyAnalyzer = _analyzerProvider.GetDependencyAnalyzer(projectFilePath);
if (dependencyAnalyzer == null)
{
return;
}
var analyzerMessages = dependencyAnalyzer.AnalyzeSyntaxNode(new RoslynSyntaxNode(syntaxNode), new RoslynSemanticModel(semanticModel));
foreach (var analyzerMessage in analyzerMessages)
{
var diagnostic = ConvertAnalyzerMessageToDiagnostic(context.Node, analyzerMessage);
if (diagnostic != null)
{
context.ReportDiagnostic(diagnostic);
}
}
}
protected override IDependencyAnalyzer RetrieveItemToCache(string key) => _analyzerProvider.GetDependencyAnalyzer(key);