src/test/ui/macros/format-parse-errors.rs


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fn main() {
    format!(); //~ ERROR requires at least a format string argument
    format!(struct); //~ ERROR expected expression
    format!("s", name =); //~ ERROR expected expression
    format!("s", foo = struct); //~ ERROR expected expression
    format!("s", struct); //~ ERROR expected expression

    // This error should come after parsing errors to ensure they are non-fatal.
    format!(123); //~ ERROR format argument must be a string literal
}