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Add support for nix shell detection#573
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When using `nix shell`, the `IN_NIX_SHELL` variable is not set. A common workaround is to check if `/nix/store/` is on the PATH.
calops
commented
Mar 31, 2025
A common workaround is to check if /nix/store/ is on the PATH.
Is that really a common workaround? Wouldn't that always identify a NixOS environment as a nix shell?
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scaryrawr
commented
Apr 1, 2025
A common workaround is to check if /nix/store/ is on the PATH.
Is that really a common workaround? Wouldn't that always identify a NixOS environment as a nix shell?
Ah, maybe not common, but it is how starship treats it. They have an unknown option vs pure/impure where if they're in an NixOS environment.
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Description
When using
nix shell, theIN_NIX_SHELLvariable is not set.A common workaround is to check if
/nix/store/is on the PATH.Motivation and Context
nix shelldoes not set$IN_NIX_SHELLCloses #542
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