canic-host 0.61.13

Host-side build, install, deployment, and fleet-template library for Canic workspaces
Documentation 
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use thiserror::Error as ThisError;

///
/// DurationParseError
///
#[derive(Debug, ThisError)]
pub enum DurationParseError {
    #[error("invalid duration {value:?}; use positive seconds or a value ending in s, m, h, or d")]
    Invalid { value: String },
}

pub fn parse_duration_seconds(value: &str) -> Result<u64, DurationParseError> {
    let (number, multiplier) = match value.as_bytes().last().copied() {
        Some(b's') => (&value[..value.len() - 1], 1),
        Some(b'm') => (&value[..value.len() - 1], 60),
        Some(b'h') => (&value[..value.len() - 1], 60 * 60),
        Some(b'd') => (&value[..value.len() - 1], 24 * 60 * 60),
        Some(b'0'..=b'9') => (value, 1),
        _ => return invalid_duration(value),
    };
    number
        .parse::<u64>()
        .ok()
        .and_then(|amount| amount.checked_mul(multiplier))
        .filter(|seconds| *seconds > 0)
        .ok_or_else(|| DurationParseError::Invalid {
            value: value.to_string(),
        })
}

fn invalid_duration(value: &str) -> Result<u64, DurationParseError> {
    Err(DurationParseError::Invalid {
        value: value.to_string(),
    })
}

#[cfg(test)]
mod tests;