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use std::fmt;
use serde::{Serialize, Serializer};
#[doc(inline)]
pub use semver::Version as SemVer;
flexible! {
#[derive(Clone, Debug, PartialEq, Eq, Hash)]
pub enum Version {
#[serde(rename = "semver")]
SemVer(SemVer),
#[serde(rename = "custom")]
Custom(String),
}
}
impl From<SemVer> for Version {
#[inline]
fn from(v: SemVer) -> Self {
Version::SemVer(v)
}
}
impl PartialEq<str> for Version {
fn eq(&self, s: &str) -> bool {
match self {
Self::SemVer(v) => Ok(v) == SemVer::parse(s).as_ref(),
Self::Custom(v) => v == s,
}
}
}
impl fmt::Display for Version {
#[inline]
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match self {
Self::SemVer(v) => v.fmt(f),
Self::Custom(v) => v.fmt(f),
}
}
}
impl Serialize for Version {
fn serialize<S>(&self, ser: S) -> Result<S::Ok, S::Error>
where S: Serializer
{
use serde::ser::SerializeMap;
match self {
Version::SemVer(semver) => ser.collect_str(semver),
Version::Custom(custom) => {
let mut map = ser.serialize_map(Some(1))?;
map.serialize_entry("custom", custom)?;
map.end()
},
}
}
}
impl Version {
#[inline]
pub fn custom<V>(version: V) -> Self
where V: Into<String>
{
Self::Custom(version.into())
}
#[inline]
pub fn parse_semver(version: &str) -> Result<Self, semver::SemVerError> {
SemVer::parse(version).map(Self::SemVer)
}
#[inline]
pub fn kind(&self) -> &'static str {
match self {
Version::SemVer(_) => "semver",
Version::Custom(_) => "custom",
}
}
}