use crate::errors::AppError;
use semver::Version;
use serde::{Deserialize, Serialize};
use std::cmp::Ordering;
use std::str::FromStr;
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
pub struct ExecutorVersion {
pub raw: String,
pub semver: Option<Version>,
pub channel: Option<String>,
}
impl ExecutorVersion {
pub fn unknown() -> Self {
Self {
raw: "unknown".to_string(),
semver: None,
channel: None,
}
}
pub fn parse(s: &str) -> Result<Self, AppError> {
let trimmed = s.trim();
if trimmed.is_empty() {
return Err(AppError::Validation("empty version string".to_string()));
}
let channel_start = trimmed.find('-');
let (numeric_part, channel_part) = match channel_start {
Some(idx) => (
trimmed[..idx].to_string(),
Some(trimmed[idx + 1..].to_string()),
),
None => (trimmed.to_string(), None),
};
let semver = if numeric_part
.chars()
.next()
.map(|c| c.is_ascii_digit())
.unwrap_or(false)
{
Version::from_str(&numeric_part).ok()
} else {
None
};
Ok(Self {
raw: trimmed.to_string(),
semver,
channel: channel_part,
})
}
pub fn major(&self) -> u64 {
self.semver.as_ref().map(|v| v.major).unwrap_or(0)
}
pub fn minor(&self) -> u64 {
self.semver.as_ref().map(|v| v.minor).unwrap_or(0)
}
pub fn patch(&self) -> u64 {
self.semver.as_ref().map(|v| v.patch).unwrap_or(0)
}
pub fn is_at_least(&self, major: u64, minor: u64, patch: u64) -> bool {
match &self.semver {
Some(v) => (v.major, v.minor, v.patch) >= (major, minor, patch),
None => false,
}
}
pub fn in_range(&self, min: (u64, u64, u64), max: (u64, u64, u64)) -> bool {
self.is_at_least(min.0, min.1, min.2) && {
let current = (self.major(), self.minor(), self.patch());
current <= max
}
}
pub fn compare(&self, other: &ExecutorVersion) -> Ordering {
match (&self.semver, &other.semver) {
(Some(a), Some(b)) => a.cmp(b),
(Some(_), None) => Ordering::Greater,
(None, Some(_)) => Ordering::Less,
(None, None) => Ordering::Equal,
}
}
}
impl std::fmt::Display for ExecutorVersion {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
write!(f, "{}", self.raw)
}
}
impl Default for ExecutorVersion {
fn default() -> Self {
Self::unknown()
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn parse_simple_semver() {
let v = ExecutorVersion::parse("0.137.0").unwrap();
assert_eq!(v.major(), 0);
assert_eq!(v.minor(), 137);
assert_eq!(v.patch(), 0);
assert!(v.is_at_least(0, 130, 0));
assert!(!v.is_at_least(1, 0, 0));
}
#[test]
fn parse_with_channel() {
let v = ExecutorVersion::parse("2.1.0-beta.1").unwrap();
assert_eq!(v.major(), 2);
assert_eq!(v.minor(), 1);
assert_eq!(v.channel.as_deref(), Some("beta.1"));
}
#[test]
fn parse_unknown() {
let v = ExecutorVersion::parse("n/a").unwrap();
assert_eq!(v.semver, None);
assert!(!v.is_at_least(0, 0, 0));
}
#[test]
fn compare_ordering() {
let a = ExecutorVersion::parse("0.137.0").unwrap();
let b = ExecutorVersion::parse("0.138.0").unwrap();
assert_eq!(a.compare(&b), Ordering::Less);
}
#[test]
fn empty_string_is_error() {
assert!(ExecutorVersion::parse("").is_err());
}
}