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[Nix#9486] nix always outputs terminal colour codes regardless of what is on the other end or NO_COLOR #94

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opened 2024-03-16 06:44:52 +00:00 by lix-bot · 0 comments
lix-bot commented 2024-03-16 06:44:52 +00:00
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Upstream-Issue: NixOS/nix#9486

Describe the bug

nix flake show does not respect NO_COLOR.

Steps To Reproduce

  1. Run NO_COLOR=true nix flake show
  2. Observe colored output.

Expected behavior

Output should not contain any ANSI color/formatting sequences.

nix-env --version output

nix-env (Nix) 2.17.0

Additional context

Other commands do support NO_COLOR=true.

Upstream-Issue: https://git.lix.systems/NixOS/nix/issues/9486 **Describe the bug** `nix flake show` does not respect `NO_COLOR`. **Steps To Reproduce** 1. Run `NO_COLOR=true nix flake show` 2. Observe colored output. **Expected behavior** Output should not contain any ANSI color/formatting sequences. **`nix-env --version` output** nix-env (Nix) 2.17.0 **Additional context** Other commands do support `NO_COLOR=true`.
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Area/build-packaging

regarding the building or packaging of Lix itself

  
Area/evaluator

libexpr and anything else related to the evaluation of Nix expressions

  
Area/flakes

   
Area/profiles

profiles: nix-env, nix profile, and installer flavors all alike

  
Area/remote-builds

remote builds

  
Area/repl

nix repl

  
Area/store

libstore and anything else relating to the Nix store

  
bug

it's a bug

  
Cross Compilation

   
devx

development experience issues

  
docs

   
Downstream Dependents

regarding an external tool's usage with Lix (e.g. nix-eval-jobs)

  
E/easy

bug is relatively simple and could simply be fixed with some minor effort

  
E/hard

this issue should probably be solved with close involvement of an expert

  
E/help wanted

maintainers may not get to this soon, but we want it fixed

  
E/reproducible

This bug is reproducible and obvious.

  
E/requires rearchitecture

this bug cannot be fixed properly without fixing a known architectural flaw

  
imported

Issue imported from upstream nix (please do not remove this label, it will cause dupes if import is rerun)

  
Needs Langver

We can't get to this until we implement language versioning

  
OS/Linux

Affects specifically Lix on Linux

  
OS/macOS

Affects specifically Lix on macOS

  
performance

make lix go faster

  
regression

This is a regression since some previous version of Lix

  
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Blocks public release

  
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Request for discussion

  
stability

Fixing this makes the software more stable

  
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not our bug, duplicate, similar

  
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closed but should maybe look at later (generally with S-wontfix)

  
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We chose not to change this (see issue comments for more detail).

  
testing

Tests that should be added

  
ux

makes the user experience better :)

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Reference: lix-project/lix#94
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