Charlie Marsh
62 lines
1.7 KiB
Rust
62 lines
1.7 KiB
Rust
use std::fmt;
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use std::fmt::{Display, Formatter};
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use std::str::FromStr;
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use std::sync::LazyLock;
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use serde::{Deserialize, Deserializer, Serialize};
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use crate::{validate_and_normalize_owned, validate_and_normalize_ref, InvalidNameError};
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/// The normalized name of a dependency group.
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///
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/// See:
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/// - <https://peps.python.org/pep-0735/>
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/// - <https://packaging.python.org/en/latest/specifications/name-normalization/>
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#[derive(Debug, Default, Clone, PartialEq, Eq, Hash, PartialOrd, Ord, Serialize)]
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#[cfg_attr(feature = "schemars", derive(schemars::JsonSchema))]
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pub struct GroupName(String);
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impl GroupName {
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/// Create a validated, normalized extra name.
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pub fn new(name: String) -> Result<Self, InvalidNameError> {
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validate_and_normalize_owned(name).map(Self)
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}
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}
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impl FromStr for GroupName {
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type Err = InvalidNameError;
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fn from_str(name: &str) -> Result<Self, Self::Err> {
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validate_and_normalize_ref(name).map(Self)
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}
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}
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impl<'de> Deserialize<'de> for GroupName {
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fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
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where
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D: Deserializer<'de>,
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{
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let s = String::deserialize(deserializer)?;
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Self::from_str(&s).map_err(serde::de::Error::custom)
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}
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}
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impl Display for GroupName {
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fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
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self.0.fmt(f)
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}
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}
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impl AsRef<str> for GroupName {
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fn as_ref(&self) -> &str {
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&self.0
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}
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}
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/// The name of the global `dev-dependencies` group.
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///
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/// Internally, we model dependency groups as a generic concept; but externally, we only expose the
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/// `dev-dependencies` group.
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pub static DEV_DEPENDENCIES: LazyLock<GroupName> =
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LazyLock::new(|| GroupName::new("dev".to_string()).unwrap());
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