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luaur_analysis/functions/
create_generic.rs

1use crate::functions::alloc_type_user_data::alloc_type_user_data;
2use crate::records::type_function_generic_type::TypeFunctionGenericType;
3use crate::type_aliases::lua_state::lua_State;
4use crate::type_aliases::type_function_type_variant::TypeFunctionTypeVariant;
5use core::ffi::c_int;
6use core::ffi::CStr;
7use luaur_vm::functions::lua_l_error_l::lua_l_error_l;
8use luaur_vm::functions::lua_l_optboolean::lua_l_optboolean;
9use luaur_vm::macros::lua_l_checkstring::luaL_checkstring;
10
11pub unsafe fn create_generic(l: *mut lua_State) -> c_int {
12    let vm_l = l as *mut luaur_vm::records::lua_state::lua_State;
13    let name_ptr = luaL_checkstring!(vm_l, 1);
14    let is_pack = lua_l_optboolean(vm_l, 2, false);
15
16    let name_cstr = CStr::from_ptr(name_ptr);
17    if name_cstr.to_bytes().is_empty() {
18        lua_l_error_l(
19            vm_l,
20            c"%s".as_ptr(),
21            core::format_args!("types.generic: generic name cannot be empty"),
22        );
23    }
24
25    let generic_type = TypeFunctionGenericType {
26        is_named: true,
27        is_pack,
28        name: name_cstr.to_string_lossy().into_owned(),
29    };
30
31    alloc_type_user_data(l, TypeFunctionTypeVariant::Generic(generic_type), false);
32
33    1
34}