strafe-project/src/runner/macros.rs

25 lines
741 B
Rust

macro_rules! type_from_lua_userdata{
($asd:ident)=>{
impl<'lua> mlua::FromLua<'lua> for $asd{
fn from_lua(value:mlua::Value<'lua>,_lua:&'lua mlua::Lua)->Result<Self,mlua::Error>{
match value{
mlua::Value::UserData(ud)=>ud.take(),
other=>Err(mlua::Error::runtime(format!("Expected {} got {:?}",stringify!($asd),other))),
}
}
}
};
}
macro_rules! type_from_lua_userdata_lua_lifetime{
($asd:ident)=>{
impl<'lua> mlua::FromLua<'lua> for $asd<'lua>{
fn from_lua(value:mlua::Value<'lua>,_lua:&'lua mlua::Lua)->Result<Self,mlua::Error>{
match value{
mlua::Value::UserData(ud)=>ud.take(),
other=>Err(mlua::Error::runtime(format!("Expected {} got {:?}",stringify!($asd),other))),
}
}
}
};
}