manual-rotate

Prefer integer rotation operations over equivalent shift expressions

Combining complementary shifts of one unsigned integer with bitwise OR performs a bit rotation.
Instead, you SHOULD call .rotateLeft() or .rotateRight() with the corresponding amount.

- Category: style
- Level: warning
- Fix: automatic
- Scope: module

Reported

function rotate(value: uint32): uint32 {
    return (value >> 8) | (value << 24);
}
Accepted

function rotate(value: uint32): uint32 {
    return value.rotateRight(8);
}
Prior art

- Clippy · manualrotate

language/linter/src/rules/style/manualrotate.rs:8