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bd () {
(($#<1)) && {
print -- "usage: $0 <name-of-any-parent-directory>"
print -- " $0 <number-of-folders>"
return 1
} >&2
# example:
# $PWD == /home/arash/abc ==> $num_folders_we_are_in == 3
local num_folders_we_are_in=${#${(ps:/:)${PWD}}}
local dest="./"
# First try to find a folder with matching name (could potentially be a number)
# Get parents (in reverse order)
local parents
local i
for i in {$num_folders_we_are_in..2}
do
parents=($parents "$(echo $PWD | cut -d'/' -f$i)")
done
parents=($parents "/")
# Build dest and 'cd' to it
local parent
foreach parent (${parents})
do
dest+="../"
if [[ $1 == $parent ]]
then
cd $dest
return 0
fi
done
# If the user provided an integer, go up as many times as asked
dest="./"
if [[ "$1" = <-> ]]
then
if [[ $1 -gt $num_folders_we_are_in ]]
then
print -- "bd: Error: Can not go up $1 times (not enough parent directories)"
return 1
fi
for i in {1..$1}
do
dest+="../"
done
cd $dest
return 0
fi
# If the above methods fail
print -- "bd: Error: No parent directory named '$1'"
return 1
}
_bd () {
# Get parents (in reverse order)
local num_folders_we_are_in=${#${(ps:/:)${PWD}}}
local i
for i in {$num_folders_we_are_in..2}
do
reply=($reply "`echo $PWD | cut -d'/' -f$i`")
done
reply=($reply "/")
}
compctl -V directories -K _bd bd
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