public void Finds_variable_origins_to_be_local_declaration()
{
var codeAsText = File.ReadAllText(@"SyntaxAnalyserExamples/TestFunctions.cs");
var syntaxTree = SyntaxOperations.Parse(codeAsText);
var semanticModel = SemanticOperations.GetSemanticModel(syntaxTree);
var methodSyntax = SyntaxOperations
.FindMethodsOfClass(syntaxTree, nameof(TestFunctions), nameof(TestFunctions.DoublesParameter))
.Value
.Single();
var methodAnalysis = MethodBlockAnalysis.FromSemanticModel(methodSyntax, semanticModel);
var returnSyntax = methodAnalysis.BodyBlock.DescendantNodes().OfType <ReturnStatementSyntax>().Single();
var identSyntax = SyntaxOperations.GetVariable(returnSyntax);
var origin = SemanticOperations.GetIdentifierDeclarationSyntax(identSyntax, methodAnalysis).Value.A;
var localDeclarSyntax = origin.A;
var variableName = SyntaxOperations.GetVariableTokenSingle(localDeclarSyntax).ToString();
Assert.AreEqual("res", variableName);
}
private IXor2ComputationNodeReference _Assert_LocalDeclaration(ComputationGraphNode node, string variableName)
{
var localDecl = (LocalDeclarationStatementSyntax)node.Syntax;
var varName = SyntaxOperations.GetVariableTokenSingle(localDecl).ToString();
Assert.AreEqual(variableName, varName);
return(node.MainAntedecent.Value);
}