Method get_error_span

tools/fuzz-gen/src/specifications/preparser.rs:542–552

get the span of the blamed token

(&self)

    }
    /// get the span of the blamed token
    fn get_error_span(&self) -> Span {
        if let Some(span) = self.last_span {
            span
        } else if let Some(token) = self.tokens.front() {
            token.span()
        } else if let Some(span) = self.source_span {
            span
        } else {
            Span::call_site()
        }
    }
    /// complain about expecting a token
    fn error_expected(&self, what: &str) -> syn::Error {
        syn::Error::new(self.get_error_span(), format!("expected {}", what))