public void Named(int index, string expected)
{
var syntaxTree = CSharpSyntaxTree.ParseText(
@"
namespace RoslynSandbox
{
namespace RoslynSandbox
{
internal class Foo
{
public void Bar()
{
Meh(v2: 2, v1: 1, v3: 3);
}
internal void Meh(int v1, int v2, int v3)
{
}
}
}
}");
var argument = syntaxTree.FindInvocation("Meh(v2: 2, v1: 1, v3: 3)")
.ArgumentList.Arguments[index];
var method = syntaxTree.FindMethodDeclaration("internal void Meh(int v1, int v2, int v3)");
Assert.AreEqual(true, BaseMethodDeclarationSyntaxExt.TryFindParameter(method, argument, out var parameter));
Assert.AreEqual(expected, parameter.ToString());
}
public void Params(int index, string expected)
{
var syntaxTree = CSharpSyntaxTree.ParseText(
@"
namespace RoslynSandbox
{
namespace RoslynSandbox
{
internal class Foo
{
public void Bar()
{
Meh(1, 2, 3);
}
internal void Meh(params int[] values)
{
}
}
}
}");
var argument = syntaxTree.FindInvocation("Meh(1, 2, 3)")
.ArgumentList.Arguments[index];
var method = syntaxTree.FindBestMatch <MethodDeclarationSyntax>("internal void Meh(params int[] values)");
Assert.AreEqual(
true,
BaseMethodDeclarationSyntaxExt.TryGetMatchingParameter(
method,
argument,
out var parameter));
Assert.AreEqual(expected, parameter.ToString());
}
public static void Ordinal(int index, string expected)
{
var syntaxTree = CSharpSyntaxTree.ParseText(
@"
namespace N
{
namespace N
{
internal class C
{
public void M()
{
Meh(1, 2, 3);
}
internal void Meh(int v1, int v2, int v3)
{
}
}
}
}");
var argument = syntaxTree.FindInvocation("Meh(1, 2, 3)")
.ArgumentList.Arguments[index];
var method = syntaxTree.FindMethodDeclaration("internal void Meh(int v1, int v2, int v3)");
Assert.AreEqual(true, BaseMethodDeclarationSyntaxExt.TryFindParameter(method, argument, out var parameter));
Assert.AreEqual(expected, parameter.ToString());
}
public void NamedAtOrdinalPositions(int index, string expected)
{
var syntaxTree = CSharpSyntaxTree.ParseText(
@"
namespace RoslynSandbox
{
namespace RoslynSandbox
{
internal class Foo
{
public void Bar()
{
Meh(v1: 1, v2: 2, v3: 3);
}
internal void Meh(int v1, int v2, int v3)
{
}
}
}
}");
var argument = syntaxTree.BestMatch <InvocationExpressionSyntax>("Meh(v1: 1, v2: 2, v3: 3)")
.ArgumentList.Arguments[index];
var method = syntaxTree.BestMatch <MethodDeclarationSyntax>("internal void Meh(int v1, int v2, int v3)");
Assert.AreEqual(
true,
BaseMethodDeclarationSyntaxExt.TryGetMatchingParameter(
method,
argument,
out ParameterSyntax parameter));
Assert.AreEqual(expected, parameter.ToString());
}
