Extern/Beef
1
0
Fork 0
mirror of https://github.com/beefytech/Beef.git synced 2025-06-20 17:08:00 +02:00
Code Activity

Moving corlib files out of "System" directory into root

Browse source
This commit is contained in:
Brian Fiete 2019-09-19 05:46:35 -07:00
parent 4cd58262e4
commit 7dbfd15292
179 changed files with 3 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

87
BeefLibs/corlib/src/Reflection/AttributeInfo.bf Normal file
View file

@ -0,0 +1,87 @@
namespace System.Reflection
{
class AttributeInfo
{
static mixin Decode<T2>(void* data)
{
*((*(T2**)&data)++)
}
public static Result<void> GetCustomAttribute(void* inAttrData, Type attributeType, Object targetAttr)
{
TypeId findTypeId = attributeType.mTypeId;
void* data = inAttrData;
data++;
uint8 count = Decode!<uint8>(data);
for (int32 attrIdx = 0; attrIdx < count; attrIdx++)
AttrBlock:
{
void* startPtr = data;
var len = Decode!<uint16>(data);
void* endPtr = (uint8*)startPtr + len;
var typeId = Decode!<TypeId>(data);
if (typeId != findTypeId)
{
data = endPtr;
continue;
}
var methodIdx = Decode!<uint16>(data);
Type attrType = Type.GetType(typeId);
TypeInstance attrTypeInst = attrType as TypeInstance;
MethodInfo methodInfo = .(attrTypeInst, attrTypeInst.mMethodDataPtr + methodIdx);
Object[] args = scope Object[methodInfo.mMethodData.mParamCount];
int argIdx = 0;
while (data < endPtr)
{
var attrDataType = Decode!<TypeCode>(data);
switch (attrDataType)
{
case .Int8,
.UInt8,
.Char8:
let attrData = Decode!<int8>(data);
args[argIdx] = scope:AttrBlock box attrData;
case .Int16,
.UInt16,
.Char16:
let attrData = Decode!<int16>(data);
args[argIdx] = scope:AttrBlock box attrData;
case .Int32,
.UInt32,
.Char32:
let attrData = Decode!<int32>(data);
args[argIdx] = scope:AttrBlock box attrData;
case .Float:
let attrData = Decode!<float>(data);
args[argIdx] = scope:AttrBlock box attrData;
case .Int64,
.UInt64,
.Double:
let attrData = Decode!<int64>(data);
args[argIdx] = scope:AttrBlock box attrData;
case (TypeCode)255:
let stringId = Decode!<int32>(data);
String str = String.[Friend]sIdStringLiterals[stringId];
args[argIdx] = str;
default:
Runtime.FatalError("Not handled");
}
argIdx++;
}
methodInfo.Invoke(targetAttr, params args);
return .Ok;
}
return .Err;
}
}
}