comparison rust/hg-core/src/lib.rs @ 47335:ed1583a845d2

dirstate-v2: Make more APIs fallible, returning Result

When parsing becomes lazy, parse error will potentially happen in more places.
This propagates such errors to callers.

Differential Revision: https://phab.mercurial-scm.org/D10749

47334:18b3060fe598

pub enum DirstateError {
    Map(DirstateMapError),
    Common(errors::HgError),
}

#[derive(Debug, derive_more::From)]
pub enum PatternError {
    #[from]
    Path(HgPathError),
    UnsupportedSyntax(String),

47335:ed1583a845d2

pub enum DirstateError {
    Map(DirstateMapError),
    Common(errors::HgError),
}

impl fmt::Display for DirstateError {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        match self {
            DirstateError::Map(error) => error.fmt(f),
            DirstateError::Common(error) => error.fmt(f),
        }
    }
}

#[derive(Debug, derive_more::From)]
pub enum PatternError {
    #[from]
    Path(HgPathError),
    UnsupportedSyntax(String),