Function cranelift_codegen::write::decorate_function

pub fn decorate_function<FW: FuncWriter>(
    func_w: &mut FW, 
    w: &mut Write, 
    func: &Function, 
    isa: Option<&TargetIsa>
) -> Result

Writes 'func' to 'w' as text. write_function_plain is passed as 'closure' to print instructions as text. pretty_function_error is passed as 'closure' to add error decoration.