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devshell.env: add examples #83

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zimbatm merged 1 commit into from
Feb 11, 2021
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devshell.env: add examples #83

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14 changes: 12 additions & 2 deletions modules/devshell.nix
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Original file line number Diff line number Diff line change
Expand Up @@ -77,13 +77,23 @@ let
eval = mkOption {
type = types.nullOr types.str;
default = null;
description = "Like value but not escaped";
description = ''
Like value but not evaluated by Bash. This allows to inject other
variable names or even commands using the `$()` notation.
'';
example = "$OTHER_VAR";
};

prefix = mkOption {
type = types.nullOr types.str;
default = null;
description = "prepend to PATH-like environment variables";
description = ''
Prepend to PATH-like environment variables.

For example name = "PATH"; prefix = "bin"; will expand the path of
./bin and prepend it to the PATH, separated by ':'.
'';
example = "bin";
};
};

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