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convert nextd to use argparse

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Also fix a bug I introduce in `prevd` when I converted it to use `argparse`.
This commit is contained in:
Kurtis Rader 2017-07-13 11:16:14 -07:00
parent c149f4f301
commit 5ac8c42fad
2 changed files with 25 additions and 50 deletions
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9
share/functions/nextd.fish
View file

@ -1,6 +1,6 @@
function nextd --description "Move forward in the directory history"
set -l options 'h/help' 'l/list'
argparse -n nextd $options -- $argv
argparse -n nextd --max-args=1 $options -- $argv
or return
if set -q _flag_help
@ -8,13 +8,8 @@ function nextd --description "Move forward in the directory history"
return 0
end
if set -q argv[2]
printf (_ "%s: Too many arguments") nextd >&2
return 1
end
set -l times 1
if set -q $argv[1]
if set -q argv[1]
if test $argv[1] -ge 0 ^/dev/null
set times $argv[1]
else

66
share/functions/prevd.fish
View file

@ -1,64 +1,44 @@
function prevd --description "Move back in the directory history"
set -l options 'h/help' 'l/list'
argparse -n prevd --max-args=1 $options -- $argv
or return
if count $argv >/dev/null
switch $argv[1]
case -h --h --he --hel --help
__fish_print_help prevd
return 0
end
if set -q _flag_help
__fish_print_help prevd
return 0
end
# Parse arguments
set -l show_hist 0
set -l times 1
if count $argv >/dev/null
for i in (seq (count $argv))
switch $argv[$i]
case '-l' --l --li --lis --list
set show_hist 1
continue
case '-*'
printf (_ "%s: Unknown option %s\n" ) prevd $argv[$i]
return 1
case '*'
if test $argv[$i] -ge 0 ^/dev/null
set times $argv[$i]
else
printf (_ "The number of positions to skip must be a non-negative integer\n")
return 1
end
continue
end
if set -q argv[1]
if test $argv[1] -ge 0 ^/dev/null
set times $argv[1]
else
printf (_ "%s: The number of positions to skip must be a non-negative integer\n") nextd
return 1
end
end
# Traverse history
set -l code 1
if count $times >/dev/null
for i in (seq $times)
# Try one step backward
if __fish_move_last dirprev dirnext
# We consider it a success if we were able to do at least 1 step
# (low expectations are the key to happiness ;)
set code 0
else
break
end
for i in (seq $times)
# Try one step forward
if __fish_move_last dirprev dirnext
# We consider it a success if we were able to do at least 1 step
# (low expectations are the key to happiness ;)
set code 0
else
break
end
end
# Show history if needed
if test $show_hist = 1
if set -q _flag_list
dirh
end
# Set direction for 'cd -'
if test $code = 0 ^/dev/null
set -g __fish_cd_direction next
end
test $code = 0
and set -g __fish_cd_direction next
# All done
return $code
end