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docs: add documentation for method overloading patterns and usage examples

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retoor
2025-12-09 14:09:16 +00:00
parent 4ac83652a1
commit f30f58044c
8 changed files with 196 additions and 3 deletions
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runtime/runtime_internal.h
+1
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@@ -153,6 +153,7 @@ void _rava_object_set_field_vm(RavaObject_t *obj, const char *name, RavaValue_t
RavaClass_t* _rava_vm_find_class(RavaVM_t *vm, const char *class_name);
RavaMethod_t* _rava_vm_find_method(RavaVM_t *vm, const char *class_name, const char *method_name);
RavaMethod_t* _rava_vm_find_method_cached(RavaVM_t *vm, const char *class_name, const char *method_name);
RavaMethod_t* _rava_vm_find_method_overload(RavaVM_t *vm, const char *class_name, const char *method_name, RavaValue_t *args, size_t arg_count);
RavaStaticFieldTable_t* rava_static_field_table_create(void);
void rava_static_field_table_destroy(RavaStaticFieldTable_t *table);
runtime/runtime_lookup.c
+68
View File
@@ -19,6 +19,53 @@ RavaClass_t* _rava_vm_find_class(RavaVM_t *vm, const char *class_name) {
return NULL;
}
static bool _rava_vm_method_signature_matches(RavaMethod_t *method, RavaValue_t *args, size_t arg_count) {
if (!method) return false;
if (method->param_count != arg_count) return false;
for (size_t i = 0; i < arg_count; i++) {
RavaValue_t arg = args[i];
RavaType_t *param_type = method->param_types[i];
RavaType_t *arg_type = NULL;
switch (arg.type) {
case RAVA_VAL_INT:
arg_type = rava_type_create_primitive(RAVA_TYPE_INT);
break;
case RAVA_VAL_LONG:
arg_type = rava_type_create_primitive(RAVA_TYPE_LONG);
break;
case RAVA_VAL_DOUBLE:
arg_type = rava_type_create_primitive(RAVA_TYPE_DOUBLE);
break;
case RAVA_VAL_FLOAT:
arg_type = rava_type_create_primitive(RAVA_TYPE_FLOAT);
break;
case RAVA_VAL_BOOLEAN:
arg_type = rava_type_create_primitive(RAVA_TYPE_BOOLEAN);
break;
case RAVA_VAL_CHAR:
arg_type = rava_type_create_primitive(RAVA_TYPE_CHAR);
break;
case RAVA_VAL_OBJECT:
case RAVA_VAL_STRING:
case RAVA_VAL_ARRAY:
arg_type = rava_type_create_primitive(RAVA_TYPE_CLASS);
break;
default:
arg_type = NULL;
break;
}
bool assignable = arg_type && rava_type_is_assignable_to(arg_type, param_type);
if (arg_type && arg_type->kind != RAVA_TYPE_CLASS) {
rava_type_destroy(arg_type);
}
if (!assignable) return false;
}
return true;
}
RavaMethod_t* _rava_vm_find_method(RavaVM_t *vm, const char *class_name, const char *method_name) {
const char *current_class = class_name;
while (current_class) {
@@ -41,6 +88,27 @@ RavaMethod_t* _rava_vm_find_method(RavaVM_t *vm, const char *class_name, const c
return NULL;
}
RavaMethod_t* _rava_vm_find_method_overload(RavaVM_t *vm, const char *class_name, const char *method_name, RavaValue_t *args, size_t arg_count) {
const char *current_class = class_name;
while (current_class) {
RavaClass_t *class = _rava_vm_find_class(vm, current_class);
if (!class) break;
RavaMethod_t *best_match = NULL;
for (size_t j = 0; j < class->method_count; j++) {
if (strcmp(class->methods[j]->name, method_name) == 0) {
if (_rava_vm_method_signature_matches(class->methods[j], args, arg_count)) {
best_match = class->methods[j];
break;
}
}
}
if (best_match) return best_match;
current_class = class->superclass;
}
return NULL;
}
RavaMethod_t* _rava_vm_find_method_cached(RavaVM_t *vm, const char *class_name, const char *method_name) {
MethodCache_t *cache = (MethodCache_t*)vm->method_cache;
RavaMethod_t *cached = rava_methodcache_lookup(cache, class_name, method_name);