Current File : //usr/share/zsh/5.0.2/functions/_history_modifiers
#autoload
# Complete history-style modifiers; the first : will have
# been matched and compset -p 1'd.
# The single argument is the type of context:
# h history
# q glob qualifier
# p parameter
local -a list
local type=$1 delim expl
integer global
while true; do
if [[ -n $PREFIX ]]; then
local char=$PREFIX[1]
global=0
compset -p 1
case $char in
([hretpqQxlu\&])
# single character modifiers
;;
(s)
# match delimiter string delimiter string delimiter
if [[ -z $PREFIX ]]; then
_delimiters modifier-s
return
fi
delim=$PREFIX[1]
compset -p 1
if ! compset -P "[^${delim}]#${delim}[^${delim}]#${delim}"; then
if compset -P "[^${delim}]#${delim}"; then
_message "replacement string"
else
_message "original string"
fi
return
fi
;;
(g)
global=1
continue
;;
esac
# modifier completely matched, see what's next.
compset -P : && continue
# if there's something other than colon next, bummer
[[ -n $PREFIX ]] && return 1
list=("\::modifier")
[[ $type = q ]] && list+=("):end of qualifiers")
# strictly we want a normal suffix if end of qualifiers
_describe -t delimiters "delimiter" list -Q -S ''
return
else
list=(
"s:substitute string"
"&:repeat substitution"
)
if (( ! global )); then
list+=(
"a:absolute path"
"A:absolute path resolving symbolic links"
"g:globally apply s or &"
"h:head - strip trailing path element"
"t:tail - strip directories"
"r:root - strip suffix"
"e:leave only extension"
"Q:strip quotes"
"l:lower case all words"
"u:upper case all words"
)
[[ $type = h ]] && list+=(
"p:print without executing"
"x:quote words, breaking on whitespace"
)
[[ $type = [hp] ]] && list+=("q:quote to escape further substitutions")
fi
_describe -t modifiers "modifier" list -Q -S ''
return
fi
done
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