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Use io::Error::downcast in 1.79 (#1754)

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* Bump msrv of binstalk-downloader, binstalk and cargo-binstall to 1.79

* Update From<io::Error> for DownloadError

to use io::Error::downcast

* Update From<io::Error> for BinstallError

* fix dmt
This commit is contained in:
Jiahao XU 2024-06-14 18:00:53 +10:00 • committed by GitHub
parent dfa230f039
commit 34cca9f415
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GPG key ID: B5690EEEBB952194
5 changed files with 7 additions and 31 deletions
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2
crates/binstalk/Cargo.toml
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@ -4,7 +4,7 @@ description = "The binstall toolkit (library interface)"
repository = "https://github.com/cargo-bins/cargo-binstall"
documentation = "https://docs.rs/binstalk"
version = "0.24.0"
rust-version = "1.65.0"
rust-version = "1.79.0"
authors = ["ryan <ryan@kurte.nz>"]
edition = "2021"
license = "GPL-3.0-only"

16
crates/binstalk/src/errors.rs
View file

@ -530,20 +530,8 @@ impl Termination for BinstallError {
impl From<io::Error> for BinstallError {
fn from(err: io::Error) -> Self {
if err.get_ref().is_some() {
let kind = err.kind();
let inner = err
.into_inner()
.expect("err.get_ref() returns Some, so err.into_inner() should also return Some");
inner
.downcast()
.map(|b| *b)
.unwrap_or_else(|err| BinstallError::Io(io::Error::new(kind, err)))
} else {
BinstallError::Io(err)
}
err.downcast::<BinstallError>()
.unwrap_or_else(BinstallError::Io)
}
}