Use CLDR string representation

components/plurals/src/provider.rs

@@ -113,6 +113,10 @@ impl DataMarker for ErasedPluralRulesV1Marker {
 #[cfg_attr(feature = "serde", derive(serde::Deserialize))]
 #[zerovec::make_ule(RawPluralCategoryULE)]
 #[repr(u8)]
+#[cfg_attr(
+ any(feature = "datagen", feature = "serde"),
+ serde(rename_all = "lowercase")
+)]
 pub enum RawPluralCategory {
  /// CLDR "other" plural category.
  Other = 0,
@@ -133,12 +137,12 @@ impl RawPluralCategory {
  #[cfg(any(feature = "datagen", feature = "serde"))]
  const fn as_str(self) -> &'static str {
  match self {
- Self::Other => "Other",
- Self::Zero => "Zero",
- Self::One => "One",
- Self::Two => "Two",
- Self::Few => "Few",
- Self::Many => "Many",
+ Self::Other => "other",
+ Self::Zero => "zero",
+ Self::One => "one",
+ Self::Two => "two",
+ Self::Few => "few",
+ Self::Many => "many",
  }
  }
 }
@@ -193,15 +197,14 @@ impl serde::Serialize for UnvalidatedPluralRange {
  where
  S: serde::Serializer,
  {
- use core::fmt::Write;
  use serde::ser::Error;
 
  struct PrettyPrinter(RawPluralCategory, RawPluralCategory);
 
  impl core::fmt::Display for PrettyPrinter {
  fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
  f.write_str(self.0.as_str())?;
- f.write_char('-')?;
+ f.write_str("--")?;
  f.write_str(self.1.as_str())
  }
  }
@@ -252,8 +255,8 @@ impl<'de> serde::Deserialize<'de> for UnvalidatedPluralRange {
  ];
 
  let (start, end) = v
- .split_once('-')
- .ok_or_else(|| E::custom("expected token `-` in plural range"))?;
+ .split_once("--")
+ .ok_or_else(|| E::custom("expected token `--` in plural range"))?;
 
  let start = PluralCategory::get_for_cldr_string(start)
  .ok_or_else(|| E::unknown_variant(start, &VARIANTS))?;