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|
#autoload
# This gets two arguments, a separator (which should be only one
# character) and an array. As usual, the array may be given by it's
# name or literal as in `(foo bar baz)' (words separated by spaces in
# parentheses).
# The parts of words from the array that are separated by the
# separator character are then completed independently.
local sep pref npref i tmp2 group expl menu pre suf opre osuf orig cpre
local opts sopts matcher imm
typeset -U tmp1 matches
# Get the options.
zparseopts -D -a sopts \
'J+:=group' 'V+:=group' 'X+:=expl' 'P:=opts' 'F:=opts' \
S: r: R: q 1 2 n f 'M+:=matcher' 'i=imm'
sopts=( "$sopts[@]" "$opts[@]" )
if (( $#matcher )); then
matcher="${matcher[2]}"
else
matcher=
fi
# Get the arguments, first the separator, then the array. The array is
# stored in `tmp1'. Further on the array `matches' will always contain
# those words from the original array that still match everything we have
# tried to match while we walk through the string from the line.
sep="$1"
if [[ "${2[1]}" = '(' ]]; then
tmp1=( ${=2[2,-2]} )
else
tmp1=( "${(@P)2}" )
fi
# In `pre' and `suf' we will hold the prefix and the suffix from the
# line while we walk through them. The original string are used
# temporarily for matching.
pre="$PREFIX"
suf="$SUFFIX"
opre="$PREFIX"
osuf="$SUFFIX"
orig="$PREFIX$SUFFIX"
# Special handling for menu completion?
[[ $compstate[insert] = (*menu|[0-9]*) || -n "$_comp_correct" ||
( $#compstate[pattern_match] -ne 0 &&
"$orig" != "${orig:q}" ) ]] && menu=yes
# In `pref' we collect the unambiguous prefix path.
pref=''
# If the string from the line matches at least one of the strings,
# we use only the matching strings.
compadd -O matches -M "r:|${sep}=* r:|=* $matcher" -a tmp1
(( $#matches )) || matches=( "$tmp1[@]" )
while true; do
# Get the prefix and suffix for matching.
if [[ "$pre" = *${sep}* ]]; then
PREFIX="${pre%%${sep}*}"
SUFFIX=""
else
PREFIX="${pre}"
SUFFIX="${suf%%${sep}*}"
fi
# Check if the component for some of the possible matches is equal
# to the string from the line. If there are such strings, we directly
# use the stuff from the line. This avoids having `foo' complete to
# both `foo' and `foobar'.
if [[ -n "$PREFIX$SUFFIX" || "$pre" = ${sep}* ]]; then
tmp1=( "${(@M)matches:#${PREFIX}${SUFFIX}${sep}*}" )
else
tmp1=()
fi
if (( $#tmp1 )); then
npref="${PREFIX}${SUFFIX}${sep}"
else
# No exact match, see how many strings match what's on the line.
builtin compadd -O tmp1 -M "r:|${sep}=* r:|=* $matcher" - "${(@)${(@)matches%%${sep}*}:#}"
[[ $#tmp1 -eq 0 && -n "$_comp_correct" ]] &&
compadd -O tmp1 -M "r:|${sep}=* r:|=* $matcher" - "${(@)${(@)matches%%${sep}*}:#}"
if [[ $#tmp1 -eq 1 ]]; then
# Only one match. If there are still separators from the line
# we just accept this component. Otherwise we insert what we
# have collected, probably giving it a separator character
# as a suffix.
if [[ "$pre$suf" = *${sep}* ]]; then
npref="${tmp1[1]}${sep}"
else
matches=( "${(@M)matches:#${tmp1[1]}*}" )
PREFIX="${cpre}${pre}"
SUFFIX="$suf"
if [[ $#imm -ne 0 && $#matches -eq 1 ]] ||
zstyle -t ":completion:${curcontext}:" expand suffix; then
compadd "$group[@]" "$expl[@]" "$sopts[@]" \
-M "r:|${sep}=* r:|=* $matcher" - "$pref$matches[1]"
else
if (( $matches[(I)${tmp1[1]}${sep}*] )); then
compadd "$group[@]" "$expl[@]" -p "$pref" -r "$sep" -S "$sep" "$opts[@]" \
-M "r:|${sep}=* r:|=* $matcher" - "$tmp1[1]"
else
compadd "$group[@]" "$expl[@]" -p "$pref" "$sopts[@]" \
-M "r:|${sep}=* r:|=* $matcher" - "$tmp1[1]"
fi
fi
return
fi
elif (( $#tmp1 )); then
local ret=1
# More than one match. First we get all strings that match the
# rest from the line.
PREFIX="$pre"
SUFFIX="$suf"
compadd -O matches -M "r:|${sep}=* r:|=* $matcher" -a matches
if [[ "$pre" = *${sep}* ]]; then
PREFIX="${cpre}${pre%%${sep}*}"
SUFFIX="${sep}${pre#*${sep}}${suf}"
else
PREFIX="${cpre}${pre}"
SUFFIX="$suf"
fi
matches=( "${(@M)matches:#(${(j:|:)~tmp1})*}" )
if ! zstyle -t ":completion:${curcontext}:" expand suffix ||
[[ -n "$menu" || -z "$compstate[insert]" ]]; then
# With menu completion we add only the ambiguous component with
# the prefix collected and a separator for the matches that
# have more components.
tmp2="$pre$suf"
if [[ "$tmp2" = *${sep}* ]]; then
tmp2=(-s "${sep}${tmp2#*${sep}}")
else
tmp2=()
fi
compadd "$group[@]" "$expl[@]" -r "$sep" -S "$sep" "$opts[@]" \
-p "$pref" "$tmp2[@]" -M "r:|${sep}=* r:|=* $matcher" - \
"${(@)${(@)${(@M)matches:#*${sep}}%%${sep}*}:#}" && ret=0
(( $matches[(I)${sep}*] )) &&
compadd "$group[@]" "$expl[@]" -S '' "$opts[@]" \
-p "$pref" \
-M "r:|${sep}=* r:|=* $matcher" - "$sep" && ret=0
compadd "$group[@]" "$expl[@]" -r "$sep" -S "$sep" "$opts[@]" \
-p "$pref" "$tmp2[@]" -M "r:|${sep}=* r:|=* $matcher" - \
"${(@)${(@)${(@M)matches:#*?${sep}?*}%%${sep}*}:#}" && ret=0
compadd "$group[@]" "$expl[@]" -S '' "$opts[@]" -p "$pref" "$tmp2[@]" \
-M "r:|${sep}=* r:|=* $matcher" - \
"${(@)matches:#*${sep}*}" && ret=0
else
# With normal completion we add all matches one-by-one with
# the unmatched part as a suffix. This will insert the longest
# unambiguous string for all matching strings.
compadd "$group[@]" "$expl[@]" "$opts[@]" \
-p "$pref" -s "${i#*${sep}}" \
-M "r:|${sep}=* r:|=* $matcher" - \
"${(@)${(@)${(@M)matches:#*${sep}*}%%${sep}*}:#}" && ret=0
compadd "$group[@]" "$expl[@]" -S '' "$opts[@]" -p "$pref" \
-M "r:|${sep}=* r:|=* $matcher" - \
"${(@)matches:#*${sep}*}" && ret=0
fi
return ret
else
# We are here if no string matched what's on the line. In this
# case we insert the expanded prefix we collected if it differs
# from the original string from the line.
{ ! zstyle -t ":completion:${curcontext}:" expand prefix ||
[[ "$orig" = "$pref$pre$suf" ]] } && return 1
PREFIX="${cpre}${pre}"
SUFFIX="$suf"
if [[ -n "$suf" ]]; then
compadd "$group[@]" "$expl[@]" -s "$suf" "$sopts[@]" \
-M "r:|${sep}=* r:|=* $matcher" - "$pref$pre"
else
compadd "$group[@]" "$expl[@]" -S '' "$opts[@]" \
-M "r:|${sep}=* r:|=* $matcher" - "$pref$pre"
fi
return
fi
fi
# We just accepted and/or expanded a component from the line. We
# remove it from the matches (using only those that have a least
# the skipped string) and ad it the `pref'.
matches=( "${(@)${(@)${(@M)matches:#${npref}*}#*${sep}}:#}" )
pref="$pref$npref"
# Now we set `pre' and `suf' to their new values.
if [[ "$pre" = *${sep}* ]]; then
cpre="${cpre}${pre%%${sep}*}${sep}"
pre="${pre#*${sep}}"
elif [[ "$suf" = *${sep}* ]]; then
cpre="${cpre}${pre}${suf%%${sep}*}${sep}"
pre="${suf#*${sep}}"
suf=""
else
# The string from the line is fully handled. If we collected an
# unambiguous prefix and that differs from the original string,
# we insert it.
PREFIX="${opre}${osuf}"
SUFFIX=""
if [[ -n "$pref" && "$orig" != "$pref" ]]; then
if [[ "$pref" = *${sep}*${sep} ]]; then
compadd "$group[@]" "$expl[@]" "$opts[@]" \
-p "${pref%${sep}*${sep}}${sep}" -S "$sep" \
-M "r:|${sep}=* r:|=* $matcher" - "${${pref%${sep}}##*${sep}}"
elif [[ "$pref" = *${sep}* ]]; then
compadd "$group[@]" "$expl[@]" -S '' "$opts[@]" \
-p "${pref%${sep}*}${sep}" \
-M "r:|${sep}=* r:|=* $matcher" - "${pref##*${sep}}"
else
compadd "$group[@]" "$expl[@]" -S '' "$opts[@]" \
-M "r:|${sep}=* r:|=* $matcher" - "$pref"
fi
fi
return
fi
done
|
