message: NFC. Rewrite these using the matches! macro.
diff: @@ -38,18 +38,15 @@ impl Type {
  /// Returns true if `Type` matches any of the numeric types. (e.g. `I32`,
  /// `I64`, `F32`, `F64`, `V128`).
  pub fn is_num(self) -> bool {
  - match self {
  - Self::I32 | Self::I64 | Self::F32 | Self::F64 | Self::V128 => true,
  - _ => false,
  - }
  + matches!(
  + self,
  + Self::I32 | Self::I64 | Self::F32 | Self::F64 | Self::V128
  + )
  }
  /// Returns true if `Type` matches either of the reference types.
  pub fn is_ref(self) -> bool {
  - match self {
  - Self::ExternRef | Self::FuncRef => true,
  - _ => false,
  - }
  + matches!(self, Self::ExternRef | Self::FuncRef)
  }
  }
  