Macro godot_warn 

macro_rules! godot_warn {
    ($fmt:literal $(, $args:expr)* $(,)?) => { ... };
}

Pushes a warning message to Godot’s built-in debugger and to the OS terminal.

See also

godot_print! and godot_error!.

Related to the utility function global::push_warning().

Godot equivalent: @GlobalScope.push_warning().