Skip to main content

luaur_vm/functions/
luau_f_integermax.rs

1use crate::enums::lua_type::lua_Type;
2use crate::macros::lvalue::lvalue;
3use crate::macros::setlvalue::setlvalue;
4use crate::macros::ttisinteger::ttisinteger;
5use crate::type_aliases::lua_state::lua_State;
6use crate::type_aliases::stk_id::StkId;
7use crate::type_aliases::t_value::TValue;
8
9#[allow(non_snake_case)]
10pub unsafe fn luau_f_integermax(
11    _L: *mut lua_State,
12    res: StkId,
13    arg0: *mut TValue,
14    nresults: core::ffi::c_int,
15    args: StkId,
16    nparams: core::ffi::c_int,
17) -> core::ffi::c_int {
18    if nparams >= 2 && nresults <= 1 && ttisinteger!(arg0) && ttisinteger!(args) {
19        let a1: i64 = lvalue!(arg0);
20        let a2: i64 = lvalue!(args);
21
22        let mut r: i64 = if a2 < a1 { a1 } else { a2 };
23
24        for i in 3..=nparams {
25            let offset = (i - 2) as isize;
26            let arg_ptr = args.offset(offset);
27
28            if !ttisinteger!(arg_ptr) {
29                return -1;
30            }
31
32            let a: i64 = lvalue!(arg_ptr);
33
34            if a > r {
35                r = a;
36            }
37        }
38
39        setlvalue!(res, r);
40        1
41    } else {
42        -1
43    }
44}