Clean up
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a52e78150e
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d5d51e9849
@ -302,6 +302,37 @@ impl From<ParseIntError> for LexError {
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mod tests {
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use super::*;
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#[test]
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fn read_line() {
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let input = "read_line()";
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assert_eq!(
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lex(input),
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Ok(vec![
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(Token::ReadLine, (0, 9)),
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(Token::LeftParenthesis, (9, 10)),
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(Token::RightParenthesis, (10, 11)),
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(Token::Eof, (11, 11)),
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])
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)
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}
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#[test]
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fn write_line() {
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let input = "write_line('Hello, world!')";
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assert_eq!(
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lex(input),
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Ok(vec![
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(Token::WriteLine, (0, 10)),
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(Token::LeftParenthesis, (10, 11)),
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(Token::String("Hello, world!".to_string()), (11, 26)),
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(Token::RightParenthesis, (26, 27)),
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(Token::Eof, (27, 27)),
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])
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)
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}
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#[test]
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fn string_concatenation() {
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let input = "'Hello, ' + 'world!'";
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