Switch to core::error::Error

Author: Christiaan676

.github/workflows/hybrid-array.yml

@@ -23,7 +23,7 @@ jobs:
     strategy:
       matrix:
         rust:
-          - 1.65.0 # MSRV
+          - 1.81.0 # MSRV
           - stable
         target:
           - armv7a-none-eabi
@@ -53,7 +53,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: 1.75.0
+          toolchain: 1.81.0
           components: clippy
       - run: cargo clippy --all --all-features -- -D warnings
 
@@ -95,7 +95,7 @@ jobs:
     strategy:
       matrix:
         toolchain:
-          - 1.65.0 # MSRV
+          - 1.81.0 # MSRV
           - stable
     runs-on: ubuntu-latest
     steps:

Cargo.toml

@@ -14,7 +14,7 @@ categories = ["no-std", "data-structures"]
 keywords = ["generic-array"]
 readme = "README.md"
 edition = "2021"
-rust-version = "1.65"
+rust-version = "1.81.0"
 
 [dependencies]
 typenum = { version = "1.17", features = ["const-generics"] }

src/iter.rs

@@ -18,8 +18,7 @@ impl fmt::Display for TryFromIteratorError {
     }
 }
 
-#[cfg(feature = "std")]
-impl std::error::Error for TryFromIteratorError {}
+impl core::error::Error for TryFromIteratorError {}
 
 impl<T, U> Array<T, U>
 where