Function cranelift_codegen::write::decorate_function

source · 
pub fn decorate_function<FW: FuncWriter>(
    func_w: &mut FW,
    w: &mut dyn Write,
    func: &Function
) -> Result
Expand description

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.

Examples found in repository?
src/write.rs (line 164)
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pub fn write_function(w: &mut dyn Write, func: &Function) -> fmt::Result {
    decorate_function(&mut PlainWriter, w, func)
}
More examples
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src/print_errors.rs (lines 26-30)
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pub fn pretty_verifier_error<'a>(
    func: &ir::Function,
    func_w: Option<Box<dyn FuncWriter + 'a>>,
    errors: VerifierErrors,
) -> String {
    let mut errors = errors.0;
    let mut w = String::new();
    let num_errors = errors.len();

    decorate_function(
        &mut PrettyVerifierError(func_w.unwrap_or_else(|| Box::new(PlainWriter)), &mut errors),
        &mut w,
        func,
    )
    .unwrap();

    writeln!(
        w,
        "\n; {} verifier error{} detected (see above). Compilation aborted.",
        num_errors,
        if num_errors == 1 { "" } else { "s" }
    )
    .unwrap();

    w
}