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Replace new-in-1.26 ParsePathError with ! #49404

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Replace new-in-1.26 ParsePathError with ! #49404

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20 changes: 2 additions & 18 deletions src/libstd/path.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -1442,26 +1442,10 @@ impl From<String> for PathBuf {
}
}

/// Error returned from [`PathBuf::from_str`][`from_str`].
///
/// Note that parsing a path will never fail. This error is just a placeholder
/// for implementing `FromStr` for `PathBuf`.
///
/// [`from_str`]: struct.PathBuf.html#method.from_str
#[derive(Debug, Clone, PartialEq, Eq)]
#[stable(feature = "path_from_str", since = "1.26.0")]
pub enum ParsePathError {}

#[stable(feature = "path_from_str", since = "1.26.0")]
impl fmt::Display for ParsePathError {
fn fmt(&self, _: &mut fmt::Formatter) -> fmt::Result {
match *self {}
}
}

/// Note that parsing a path will never fail.
#[stable(feature = "path_from_str", since = "1.26.0")]
impl FromStr for PathBuf {
type Err = ParsePathError;
type Err = !;

fn from_str(s: &str) -> Result<Self, Self::Err> {
Ok(PathBuf::from(s))
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