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Improved generic param reflection in comptime

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This commit is contained in:
Brian Fiete 2022-01-31 15:41:05 -05:00
parent 157d3f90e5
commit 26506efc1e
9 changed files with 143 additions and 19 deletions
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25
IDEHelper/Tests/src/Comptime.bf
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@ -405,6 +405,25 @@ namespace Tests
}
}
public struct GetTupleField<TTuple, C> where C : const int
{
public typealias Type = comptype(GetTupleFieldType(typeof(TTuple), C));
[Comptime]
private static Type GetTupleFieldType(Type type, int index)
{
if (type.IsGenericParam)
{
Compiler.Assert(type.IsGenericParam);
String tName = type.GetFullName(.. scope .());
Compiler.Assert(tName == "TTuple");
return typeof(var);
}
Compiler.Assert(type.IsTuple);
return type.GetField(index).Get().FieldType;
}
}
[Test]
public static void TestBasics()
{
@ -468,6 +487,12 @@ namespace Tests
++idx;
}
Test.Assert(idx == 2);
var tuple = ((int16)1, 2.3f);
GetTupleField<decltype(tuple), const 0>.Type tupType0;
GetTupleField<decltype(tuple), const 1>.Type tupType1;
Test.Assert(typeof(decltype(tupType0)) == typeof(int16));
Test.Assert(typeof(decltype(tupType1)) == typeof(float));
}
}
}