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Add message to IO errors (#10324)

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This commit is contained in:
Psilon 2019-02-18 20:39:38 +03:00 committed by Andronik Ordian
parent aea289e79e
commit ca67dc251f
1 changed files with 6 additions and 6 deletions
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12
parity/upgrade.rs
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@ -28,9 +28,9 @@ use journaldb::Algorithm;
#[derive(Debug)]
pub enum Error {
CannotCreateConfigPath,
CannotWriteVersionFile,
CannotUpdateVersionFile,
CannotCreateConfigPath(io::Error),
CannotWriteVersionFile(io::Error),
CannotUpdateVersionFile(io::Error),
SemVer(SemVerError),
}
@ -105,7 +105,7 @@ fn with_locked_version<F>(db_path: &str, script: F) -> Result<usize, Error>
where F: Fn(&Version) -> Result<usize, Error>
{
let mut path = PathBuf::from(db_path);
create_dir_all(&path).map_err(|_| Error::CannotCreateConfigPath)?;
create_dir_all(&path).map_err(Error::CannotCreateConfigPath)?;
path.push("ver.lock");
let version =
@ -118,11 +118,11 @@ fn with_locked_version<F>(db_path: &str, script: F) -> Result<usize, Error>
})
.unwrap_or(Version::new(0, 9, 0));
let mut lock = File::create(&path).map_err(|_| Error::CannotWriteVersionFile)?;
let mut lock = File::create(&path).map_err(Error::CannotWriteVersionFile)?;
let result = script(&version);
let written_version = Version::parse(CURRENT_VERSION)?;
lock.write_all(written_version.to_string().as_bytes()).map_err(|_| Error::CannotUpdateVersionFile)?;
lock.write_all(written_version.to_string().as_bytes()).map_err(Error::CannotUpdateVersionFile)?;
result
}