Method error_ambiguous_expression

tools/fuzz-gen/src/specifications/preparser.rs:569–574

(&self, span: Span)

        syn::Error::new(span, "`==>` cannot be part of Rust expression")
    }
    fn error_ambiguous_expression(&self, span: Span) -> syn::Error {
        syn::Error::new(
            span,
            "found `||` and `&&` in the same subexpression. \
            Hint: add parentheses to clarify the evaluation order.")
    }
}