68 lines
1.4 KiB
Fish
68 lines
1.4 KiB
Fish
#
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# Wrap the builtin cd command to maintain directory history.
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#
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function cd --description "Change directory"
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set -l MAX_DIR_HIST 25
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if set -q argv[2]; and begin
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set -q argv[3]
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or not test "$argv[1]" = --
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end
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printf "%s\n" (_ "Too many args for cd command") >&2
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return 1
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end
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# Skip history in subshells.
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if status --is-command-substitution
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builtin cd $argv
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return $status
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end
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# Avoid set completions.
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set -l previous $PWD
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if test "$argv" = -
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if test "$__fish_cd_direction" = next
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nextd
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else
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prevd
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end
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return $status
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end
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builtin cd $argv
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set -l cd_status $status
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if test $cd_status -eq 0 -a "$PWD" != "$previous"
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set -q dirprev
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or set -l dirprev
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set -q dirprev[$MAX_DIR_HIST]
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and set -e dirprev[1]
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# If dirprev, dirnext, __fish_cd_direction
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# are set as universal variables, honor their scope.
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set -U -q dirprev
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and set -U -a dirprev $previous
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or set -g -a dirprev $previous
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set -U -q dirnext
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and set -U -e dirnext
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or set -e dirnext
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set -U -q __fish_cd_direction
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and set -U __fish_cd_direction prev
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or set -g __fish_cd_direction prev
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end
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if git rev-parse --is-inside-work-tree >/dev/null 2>&1
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if test -f 'flake.nix'
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echo 'Entering Nix develop shell...'
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nix develop
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return
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end
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end
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return $cd_status
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end
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