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refactor(tvix/nix-compat): operator precedence can trip the unwary

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warning: operator precedence can trip the unwary
  --> nix-compat/src/nixbase32.rs:41:23
   |
41 |                 c |= ((input[i + 1] as u16) << 8 - j as u16) as u8
   |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider parenthesizing your expression: `(input[i + 1] as u16) << (8 - j as u16)`
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#precedence
   = note: `#[warn(clippy::precedence)]` on by default

Change-Id: I091071d649abf4ed38f5f4e39a0c5d21a0459bff
Reviewed-on: https://cl.tvl.fyi/c/depot/+/7996
Autosubmit: flokli <flokli@flokli.de>
Tested-by: BuildkiteCI
Reviewed-by: tazjin <tazjin@tvl.su>
This commit is contained in:
Florian Klink 2023-02-01 11:17:32 +01:00 • committed by clbot
parent 361ffd7903
commit 2551adb4f1
1 changed files with 1 additions and 1 deletions
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2
tvix/nix-compat/src/nixbase32.rs
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@ -38,7 +38,7 @@ pub fn encode(input: &[u8]) -> String {
// we want to right shift, and discard shifted out bits (unchecked) // we want to right shift, and discard shifted out bits (unchecked)
// To do this without panicing, we need to do the shifting in u16 // To do this without panicing, we need to do the shifting in u16
// and convert back to u8 afterwards. // and convert back to u8 afterwards.
c |= ((input[i + 1] as u16) << 8 - j as u16) as u8 c |= ((input[i + 1] as u16) << (8 - j as u16)) as u8
} }
output output