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Comptime updates, start of metaprogramming support

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This commit is contained in:
Brian Fiete 2021-01-08 16:21:03 -08:00
parent be1c099f19
commit 3bbf2d8313
43 changed files with 1562 additions and 885 deletions
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65
BeefLibs/corlib/src/Compiler.bf
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@ -1,7 +1,38 @@
using System.Reflection;
namespace System
{
[AttributeUsage(.Method)]
struct OnCompileAttribute : Attribute
{
public enum Kind
{
None,
TypeInit,
TypeDone
}
public this(Kind kind)
{
}
}
static class Compiler
{
public struct MethodBuilder
{
void* mNative;
public void Emit(String str)
{
Comptime_MethodBuilder_EmitStr(mNative, str);
}
public void Emit(Type type)
{
}
}
[LinkName("#CallerLineNum")]
public static extern int CallerLineNum;
@ -32,8 +63,8 @@ namespace System
[LinkName("#TimeLocal")]
public static extern String TimeLocal;
[LinkName("#IsConstEval")]
public static extern bool IsConstEval;
[LinkName("#IsComptime")]
public static extern bool IsComptime;
[LinkName("#IsBuilding")]
public static extern bool IsBuilding;
@ -44,11 +75,39 @@ namespace System
[LinkName("#CompileRev")]
public static extern int32 CompileRev;
[ConstEval]
[Comptime]
public static void Assert(bool cond)
{
if (!cond)
Runtime.FatalError("Assert failed");
}
static extern void* Comptime_MethodBuilder_EmitStr(void* native, StringView str);
static extern void* Comptime_CreateMethod(int32 typeId, StringView methodName, Type returnType, MethodFlags methodFlags);
static extern void Comptime_EmitDefinition(int32 typeId, StringView text);
[Comptime(OnlyFromComptime=true)]
public static MethodBuilder CreateMethod(Type owner, StringView methodName, Type returnType, MethodFlags methodFlags)
{
MethodBuilder builder = .();
builder.[Friend]mNative = Comptime_CreateMethod((.)owner.TypeId, methodName, returnType, methodFlags);
return builder;
}
[Comptime(OnlyFromComptime=true)]
public static void EmitDefinition(Type owner, StringView text)
{
Comptime_EmitDefinition((.)owner.TypeId, text);
}
interface IComptimeTypeApply
{
void ApplyToType(Type type);
}
interface IComptimeMethodApply
{
void ApplyToMethod(Type type);
}
}
}