fn verify_errors(inputs: HashMap<&str, &str>) {
        for (input, expected) in inputs.iter() {
            let rx = lex("verify_errors", input);
            if let Ok(token) = rx.recv() {
                assert_eq!(token.typ, TokenType::Error);
                assert!(token.val.contains(expected), "expected {} error", expected);
            } else {
                assert!(false, "ran out of tokens");
            }
        }
    }
/// `verify_errors` checks that the input (map key) produces an error
/// containing the substring given as the map value.
`verify_errors` checks that the input (map key) produces an error
containing the substring given as the map value.
` verify_errors ` checks that the input ( map key ) produces an error containing the substring given as the map value .
fn verify_errors(inputs: HashMap<&str, &str>) {
        for (input, expected) in inputs.iter() {
            let rx = lex("verify_errors", input);
            if let Ok(token) = rx.recv() {
                assert_eq!(token.typ, TokenType::Error);
                assert!(token.val.contains(expected), "expected {} error", expected);
            } else {
                assert!(false, "ran out of tokens");
            }
        }
    }
fn verify_errors ( inputs : HashMap < & str , & str > ) { for ( input , expected ) in inputs . iter ( ) { let rx = lex ( " " , input ) ; if let Ok ( token ) = rx . recv ( ) { assert_eq ! ( token typ TokenType Error ) ; assert ! ( token val contains ( expected ) " " expected ) ; } else { assert ! ( false " " ) ; } } }
`verify_errors` checks that the input (map key) produces an error
containing the substring given as the map value.
` verify_errors ` checks that the input ( map key ) produces an error containing the substring given as the map value .
inputs
HashMap<&str, &str>