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unposted (30090): add -h (help) and -L (list extant hooks) options.

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This commit is contained in:
Bart Schaefer 2012-03-01 03:35:49 +00:00
parent 30361b650c
commit f2bf8fa365
1 changed files with 17 additions and 5 deletions
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22
Functions/Misc/add-zsh-hook
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@ -19,12 +19,13 @@ hooktypes=(
chpwd precmd preexec periodic zshaddhistory zshexit
zsh_directory_name
)
local usage="Usage: $0 hook function\nValid hooks are:\n $hooktypes"
local opt
local -a autoopts
integer del
integer del list help
while getopts "dDUzk" opt; do
while getopts "dDhLUzk" opt; do
case $opt in
(d)
del=1
@ -34,6 +35,14 @@ while getopts "dDUzk" opt; do
del=2
;;
(h)
help=1
;;
(L)
list=1
;;
([Uzk])
autoopts+=(-$opt)
;;
@ -45,9 +54,12 @@ while getopts "dDUzk" opt; do
done
shift $(( OPTIND - 1 ))
if (( $# != 2 || ${hooktypes[(I)$1]} == 0 )); then
print "Usage: $0 hook function\nValid hooks are:\n $hooktypes"
return 1
if (( list )); then
typeset -mp "(${1:-${(@j:|:)hooktypes}})_functions"
return $?
elif (( help || $# != 2 || ${hooktypes[(I)$1]} == 0 )); then
print -u$(( 2 - help )) $usage
return $(( 1 - help ))
fi
local hook="${1}_functions"