kernel_abi_check/
version.rs

1use std::{fmt::Display, str::FromStr};
2
3use eyre::{ensure, Context, Result};
4use serde::{de, Deserialize, Deserializer};
5
6/// Symbol version.
7#[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord)]
8pub struct Version(pub Vec<usize>);
9
10impl<'de> Deserialize<'de> for Version {
11    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
12    where
13        D: Deserializer<'de>,
14    {
15        let s = String::deserialize(deserializer)?;
16        FromStr::from_str(&s).map_err(de::Error::custom)
17    }
18}
19
20impl Display for Version {
21    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
22        write!(
23            f,
24            "{}",
25            itertools::join(self.0.iter().map(|v| v.to_string()), ".")
26        )
27    }
28}
29
30impl FromStr for Version {
31    type Err = eyre::Report;
32
33    fn from_str(version: &str) -> Result<Self, Self::Err> {
34        let version = version.trim().to_owned();
35        ensure!(!version.is_empty(), "Empty version string");
36        let mut version_parts = Vec::new();
37        for part in version.split('.') {
38            let version_part: usize = part.parse().context("Version must consist of numbers")?;
39            version_parts.push(version_part);
40        }
41
42        Ok(Version(version_parts))
43    }
44}
kernel_abi_check/version.rs

kernel_abi_check/
version.rs
