Allow lookups of overloaded methods. (#5110)

* Allow lookups of overloaded methods.

* Update slang-reflection-api.cpp

* Update slang.cpp

---------

Co-authored-by: Yong He <yonghe@outlook.com>

1 files changed, 18 insertions, 0 deletions

diff --git a/include/slang.h b/include/slang.h
index 3bcdcbba8..30aa239a7 100644
--- a/include/slang.h
+++ b/include/slang.h
@@ -2592,6 +2592,9 @@ extern "C"
     SLANG_API SlangReflectionGeneric* spReflectionFunction_GetGenericContainer(SlangReflectionFunction* func);
     SLANG_API SlangReflectionFunction* spReflectionFunction_applySpecializations(SlangReflectionFunction* func, SlangReflectionGeneric* generic);
     SLANG_API SlangReflectionFunction* spReflectionFunction_specializeWithArgTypes(SlangReflectionFunction* func, SlangInt argTypeCount, SlangReflectionType* const* argTypes);
+    SLANG_API bool spReflectionFunction_isOverloaded(SlangReflectionFunction* func);
+    SLANG_API unsigned int spReflectionFunction_getOverloadCount(SlangReflectionFunction* func);
+    SLANG_API SlangReflectionFunction* spReflectionFunction_getOverload(SlangReflectionFunction* func, unsigned int index);
 
     // Abstract Decl Reflection
 
@@ -3595,6 +3598,21 @@ namespace slang
         {
             return (FunctionReflection*)spReflectionFunction_specializeWithArgTypes((SlangReflectionFunction*)this, argCount, (SlangReflectionType* const*)types);
         }
+
+        bool isOverloaded()
+        {
+            return spReflectionFunction_isOverloaded((SlangReflectionFunction*)this);
+        }
+
+        unsigned int getOverloadCount()
+        {
+            return spReflectionFunction_getOverloadCount((SlangReflectionFunction*)this);
+        }
+
+        FunctionReflection* getOverload(unsigned int index)
+        {
+            return (FunctionReflection*)spReflectionFunction_getOverload((SlangReflectionFunction*)this, index);
+        }
     };
 
     struct GenericReflection