mirror of
https://github.com/fish-shell/fish-shell
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62 lines
1.5 KiB
Fish
62 lines
1.5 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 test (count $argv) -gt (test "$argv[1]" = "--" && echo 2 || echo 1)
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printf "%s\n" (_ "Too many args for cd command")
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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 $status
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end
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# allow explicit "cd ." if the mount-point became stale in the meantime
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if test "$argv" = "."
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cd "$PWD"
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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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return $cd_status
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end
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