smvr 0.1.5

A flexible parser and evaluator for interacting with Semantic Version strings.
Documentation 
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use crate::dialect::DialectParser;

pub struct Standard;

impl DialectParser for Standard {}

#[cfg(test)]
mod tests {
    use super::*;
    use crate::Error;
    use crate::component::PartType;
    use alloc::vec;

    #[test]
    fn should_move_to_minor_from_major() {
        let result = Standard::parse_byte(b'.', (PartType::Major, &vec![b'1']), b"12").unwrap();

        let next_type = result;

        assert_eq!(next_type, Some(PartType::Minor));
    }

    #[test]
    fn should_move_to_patch_from_minor() {
        let result =
            Standard::parse_byte(b'.', (PartType::Minor, &vec![b'1', b'1']), b"0").unwrap();

        let next_type = result;

        assert_eq!(next_type, Some(PartType::Patch));
    }

    #[test]
    fn should_move_to_prerelease_from_patch() {
        let result = Standard::parse_byte(b'-', (PartType::Patch, &vec![b'0']), b"a").unwrap();

        let next_type = result;

        assert_eq!(next_type, Some(PartType::Prerelease));
    }

    #[test]
    fn should_move_to_build_from_patch() {
        let result = Standard::parse_byte(b'+', (PartType::Patch, &vec![b'0']), b"a").unwrap();

        let next_type = result;

        assert_eq!(next_type, Some(PartType::BuildMetadata));
    }

    #[test]
    fn should_fail_non_numerics_in_major() {
        let result = Standard::parse_byte(b'a', (PartType::Major, &vec![b'1']), b"12");

        assert_eq!(Err(Error::InvalidCharacter(PartType::Major)), result);
    }

    #[test]
    fn should_fail_non_numerics_in_minor() {
        let result = Standard::parse_byte(b'a', (PartType::Minor, &vec![]), b"12");

        assert_eq!(Err(Error::InvalidCharacter(PartType::Minor)), result);
    }

    #[test]
    fn should_fail_using_dot_after_patch() {
        let result = Standard::parse_byte(b'.', (PartType::Patch, &vec![b'9']), b"12");

        assert_eq!(Err(Error::InvalidCharacter(PartType::Patch)), result);
    }

    #[test]
    fn should_fail_non_numerics_in_patch() {
        let result = Standard::parse_byte(b'a', (PartType::Patch, &vec![b'9']), b"12");

        assert_eq!(Err(Error::InvalidCharacter(PartType::Patch)), result);
    }
}