mirror of
git://git.code.sf.net/p/zsh/code
synced 2024-12-29 16:25:35 +01:00
2013 lines
60 KiB
Text
2013 lines
60 KiB
Text
# Configure the completion system.
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emulate -L zsh
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setopt extendedglob
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zmodload -F zsh/files b:zf_ln || return 1
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local key
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local compcontext=-default-
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__ci_tidyup() {
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unfunction -m __ci_\* 2>/dev/null
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unfunction compinstall
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autoload -Uz compinstall
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}
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__ci_newline() {
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read -k \
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key"?${1:---- Hit newline to continue or \`q' to exit without saving --- }"
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print
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if [[ $key = [qQ] ]]; then
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print "compinstall aborted."
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__ci_tidyup
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return 1
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else
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return 0
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fi
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}
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typeset startline='# The following lines were added by compinstall'
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typeset endline='# End of lines added by compinstall'
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typeset ifile line fpath_line compinit_args opt detect basic line2
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typeset -A styles
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typeset match mbegin mend warn_unknown warn_old warn_comment output
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integer lines_found
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while getopts "do" opt; do
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case $opt in
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(d)
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# Detect an existing compinstall setup.
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detect=1
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;;
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(o)
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# Output basic setup information only.
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basic=1
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;;
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esac
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done
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#
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# Check the user's .zshrc, if any.
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#
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# This relies on the stuff we find being only minimally edited from
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# the stuff we originally saved. A better way of doing this would
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# almost certainly be to use the style mechanism directly: save the
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# current styles in a variable, delete all styles, read in and evaluate
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# any styles found, manipulate styles directly using zstyle, write out
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# using zstyle -L, and if necessary restore the original styles. One
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# day I may even do that.
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#
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__ci_test_ifile() {
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[[ -f $1 ]] && grep "$endline" $1 >/dev/null 2>&1
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}
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local foundold=false
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if zstyle -s :compinstall filename ifile &&
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__ci_test_ifile $ifile; then
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foundold=true
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else
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ifile=${ZDOTDIR:-~}/.zshrc
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if __ci_test_ifile ${ZDOTDIR:-~}/.compinstall; then
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ifile=${ZDOTDIR:-~}/.compinstall
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foundold=true
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elif __ci_test_ifile $ifile; then
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foundold=true
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fi
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fi
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if [[ -n $detect ]]; then
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__ci_tidyup
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[[ $foundold = true ]]
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return
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fi
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__ci_output() {
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print -r "$startline"
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[[ -n $output ]] && print -r "$output"
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if [[ -n $ifile ]]; then
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line="zstyle :compinstall filename ${(qq)ifile}"
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print -r "$line"
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eval "$line"
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fi
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[[ -n $fpath_line ]] && print -r "$fpath_line"
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print -r "
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autoload -Uz compinit
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compinit${compinit_args:+ $compinit_args}"
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print -r "$endline"
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}
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if [[ -n $basic ]]; then
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__ci_output
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__ci_tidyup
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return
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fi
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local newifile=$ifile
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if [[ $foundold = true ]]; then
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if [[ $newifile != [~/]* ]]; then
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newifile=${ZDOTDIR:-~}/$newifile
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print "[Existing completion definition file is not absolute path:
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updating to $newifile]"
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fi
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print "I have found completion definitions in $newifile.
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If you want me to read these, just hit return. Otherwise, edit the file
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name to look for definitions somewhere else, or delete the whole line
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in order not to use existing definitions."
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vared -ch -p 'file> ' newifile
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if [[ -n $newifile && $newifile != [/~]* ]]; then
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newifile=$PWD/$newifile
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print "[Not absolute path: updating to $newifile]"
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fi
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[[ -z $newifile || ! -f $newifile ]] && foundold=false
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else
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print "I haven't found any existing completion definitions.
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If you have some already defined by compinstall, edit the name of the
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file where these can be found. Note that this will only work if they
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are exactly the form in which compinstall inserted them. If you leave
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the line as it is, or empty, I won't search."
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while true; do
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vared -ch -p 'file> ' newifile || break
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if [[ -n $newifile && $newifile != [/~]* ]]; then
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newifile=$PWD/$newifile
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print "[Not absolute path: updating to $newifile]"
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fi
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if [[ -n $newifile && $ifile != $newifile ]]; then
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if __ci_test_ifile $newifile; then
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foundold=true
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break
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fi
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print "I couldn't find any definitions there. Edit a new filename, or
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leave the line blank to ignore it."
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else
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break
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fi
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done
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fi
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ifile=${~newifile}
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if [[ $foundold = true ]]; then
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sed -n "/^[ ]*$startline/,/^[ ]*$endline/p" $ifile |
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# We can't use the default read behaviour to handle continuation lines
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# since it messes up internal backslashes.
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while read -r line; do
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# detect real continuation backslashes by checking there are an
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# odd number together. i think this is reliable since the only
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# other way of quoting a backslash involves following it with
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# a closing quote.
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while [[ $line = *\\ ]]; do
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line2=${(M)line%%\\##}
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(( ${#line2} & 1 )) || break
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read -r line2 || break
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line="${line[1,-2]}$line2"
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done
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(( lines_found++ ))
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if [[ $line = *'$fpath'* ]]; then
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fpath_line=$line
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if [[ $line != *\) ]]; then
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while read -r line; do
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fpath_line="$fpath_line
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$line"
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[[ $line = *\) ]] && break
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done
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fi
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elif [[ $line = (#b)[[:blank:]]#zstyle[[:blank:]]##(\'[^\']#\')\
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[[:blank:]]##([^[:blank:]]##)[[:blank:]]##(*) ]]; then
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styles[$match[2]]="${styles[$match[2]]:+${styles[$match[2]]}
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}${(Q)match[1]}
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${match[3]}"
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elif [[ $line = [[:blank:]]#compconf* ]]; then
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warn_old=1
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elif [[ $line == $startline || $line == $endline ]]; then
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# no-op
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elif [[ $line = [[:blank:]]#\#* ]]; then
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warn_comment=1
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elif [[ $line = [[:blank:]]#compinit[[:blank:]]##(#b)([^[:blank:]]*) ]]
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then
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compinit_args=$match[1]
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elif [[ $line != [[:blank:]]# &&
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$line != [[:blank:]]#'autoload '*' compinit' &&
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$line != [[:blank:]]#compinit &&
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$line != [[:blank:]]#zstyle[[:blank:]]#:compinstall* ]]; then
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warn_unknown="${warn_unknown:+$warn_unknown
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}$line"
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fi
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done
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fi
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#
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# Print warnings about what we found in .zshrc.
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#
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if [[ -n $warn_old ]]; then
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print "\
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WARNING: your configuration appears to contain commands for the 3.1.6
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configuration system. You will have to reconfigure from scratch and the
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existing configuration commands will be overwritten. If you wish to preserve
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the old commands, you should quit, copy them somewhere else, then rerun
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compinstall. Sorry."
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elif [[ -n $warn_unknown ]]; then
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print "\
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WARNING: your configuration contains bits not understood by compinstall,
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which will not be retained (shown below). If you wish to retain these, you
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should quit, copy them somewhere else, and then rerun compinstall.
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$warn_unknown"
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elif [[ -n $warn_comment ]]; then
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print "All the comments in your configuration section will be lost.
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If you want to keep them, you should copy them somewhere else first."
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elif (( ! $lines_found )); then
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print "Starting a new completion configuration from scratch."
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if [[ -n $ifile && ! -d $ifile ]]; then
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print -n "This will be "
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if [[ ! -f $ifile ]]; then
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print "written to the new file $ifile."
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elif [[ ! -w $ifile ]]; then
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print "written to the file ~/.compinstall for copying to $ifile."
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ifile=$HOME/.compinstall
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else
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print "appended to the file $ifile. It is up to you to ensure
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that these lines are actually executed. They will not be if your .zshrc
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usually returns before the end."
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fi
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fi
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fi
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print "Note that you will be given a chance to save the new setup
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somewhere else at the end."
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__ci_newline || return 1
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typeset d compdir subdirs lines
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#
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# Make sure we have the completion functions in $fpath.
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#
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__ci_set_compdir() {
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for d in $*; do
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# If we find both the functions more than once, assume the later
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# one is the standard set.
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if [[ -f $d/compinit && -f $d/compdump ]]; then
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compdir=$d
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fi
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done
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}
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__ci_set_compdir $fpath
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if [[ -d $compdir/Base/Core ]]; then
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subdirs=2
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elif [[ -d $compdir/Base ]]; then
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subdirs=1
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### compdir=${compdir:h}
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fi
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if [[ -z $compdir ]]; then
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# Start up a new zsh and get its default fpath. If some swine has
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# tinkered with this in /etc/zshenv we're out of luck.
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lines=(${(f)"$(zsh -fc 'print -l $ZSH_VERSION $fpath')"})
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line=$lines[1]
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shift lines
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# If the zsh in that path isn't right, maybe the user's shell is elsewhere.
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if [[ $line != $ZSH_VERSION && -x $SHELL ]]; then
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lines=(${(f)"$($SHELL -fc 'print -l $ZSH_VERSION $fpath' 2>/dev/null)"})
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line=$lines[1]
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shift lines
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fi
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if [[ $line != $ZSH_VERSION ]]; then
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print "Hmmm, the zsh in your path is not what's running, nor is \$SHELL.
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That's bad.
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"
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fi
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__ci_set_compdir $lines
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if [[ -n $compdir ]]; then
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print "\
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I've found the completion directories and will add them to your \$fpath,
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but they should already be there at shell startup, so something (probably
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an unconditional assignment in a startup file) is taking them out. You
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might want to check this, although what I'm doing should work."
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if [[ -n $fpath_line ]]; then
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print "\
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What's more, there is already an \$fpath assignment in your completion
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setup. This gives me cause for concern. I will override this, but don't
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be surprised if it doesn't go according to plan. If you have not
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initialised completion in this shell, you should do so, then run
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compinstall again."
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fi
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fi
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if [[ $subdirs = 2 ]]; then
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fpath_line=($compdir/[A-Z]*/[A-Z]*)
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fpath_line="fpath=($fpath ${(F)fpath_line})"
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elif [[ -n $subdirs ]]; then
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fpath_line=($compdir/[A-Z]*)
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fpath_line="fpath=($fpath ${(F)fpath_line})"
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fi
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else
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if [[ $subdirs = 2 ]]; then
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print "Completion directories $compdir/*/*
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are already in your \$fpath, good."
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elif [[ -n $subdirs ]]; then
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print "Completion directories $compdir/*
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are already in your \$fpath, good."
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else
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print "Completion directory $compdir
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is already in your \$fpath, good."
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fi
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if [[ -n $fpath_line ]]; then
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print "I shall keep the existing \$fpath=( ... ) assignment."
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fi
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fi
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if [[ -z $compdir ]]; then
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print "\
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The zsh in your path doesn't seem to have completion directories in the
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function autoload path (\$fpath). This suggests the shell wasn't installed
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for completion. If you want to use it, you will need to locate all the
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completion functions yourself and install them in your \$fpath. I will
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continue, but don't expect this to have much effect until you do.
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If you are planning to continue using the old compctl system for
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completion, compinstall won't do you any good anyway."
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fi
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__ci_newline || return 1
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#
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# Code for changing styles
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#
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typeset defcontext=":completion:*"
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typeset curcontext=$defcontext
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#
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# Utility functions
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#
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#
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# Get the style $1 for $curcontext into $2.
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#
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__ci_get_this_style() {
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typeset -A tassoc
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local style=$1 scalar=$2
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tassoc=(${(f)styles[$style]})
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eval "$scalar=\${tassoc[\$curcontext]}"
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}
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#
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# Set the style $1 for $curcontext using scalar $2 for the value for this
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# context. If $2 is null, delete the context (this may not be correct for
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# all styles). Don't do any extra quotation.
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# $2 gives the name of the scalar for symmetry with __ci_get_this_style.
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#
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__ci_set_this_style() {
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local style=$1 scalar=$2 k
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typeset -A tassoc
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tassoc=(${(f)styles[$style]})
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if [[ -n ${(P)scalar} ]]; then
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tassoc[$curcontext]=${(P)scalar}
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else
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unset "tassoc[$curcontext]"
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fi
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styles[$style]=
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for k in ${(ko)tassoc}; do
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styles[$style]="${styles[$style]:+$styles[$style]
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}$k
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${tassoc[$k]}"
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done
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}
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#
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# Functions displaying menus
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#
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__ci_change_context() {
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clear
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print "\
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*** compinstall: change context ***
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The context tells the completion system under what circumstances your
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value will be used. It has this form:
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:completion:<function-name>:<completer>:<command>:<argument>:<tag>
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See the documentation for more detail on each of these components. The
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default context \`$defcontext' matches everywhere in completion, unless you
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define a more specific pattern which matches the completion context being
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used. \`More specific' means either a string instead of a pattern, or a
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longer pattern instead of a shorter pattern.
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Edit a new context, or leave the line blank to reset the context to the
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default value. Note that you do not require quotes around the context,
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which will automatically be added later. Line editing and history are
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available.
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"
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vared -eh -p 'context> ' curcontext
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[[ -z $curcontext ]] && curcontext=$defcontext
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}
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__ci_toggle_completer() {
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# used locally within __ci_do_completers
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if [[ -n $completers[$1] ]]; then
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completers[$1]=
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else
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completers[$1]=1
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fi
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}
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__ci_do_minor_completer_options() {
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# Set the options for the minor completers.
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local key cond word olist omenu moriginal aspace tmparr
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__ci_get_this_style condition cond
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[[ -n $cond ]] && cond=${(Q)cond}
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__ci_get_this_style word word
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__ci_get_this_style old-list olist
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__ci_get_this_style old-menu omenu
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__ci_get_this_style match-original moriginal
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__ci_get_this_style add-space aspace
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while true; do
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# insert-unambiguous can be handled somewhere else.
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clear
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print "\
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*** compinstall: minor completer options ***
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Current context: $curcontext
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l. Set options for _list: condition for delay and comparison.
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o. Set options for _oldlist: when to keep old list.
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m. Set options for _match: whether to assume a \`*' at the cursor.
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p. Set options for _prefix: whether to add a space before the suffix.
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q. Return to the previous menu without saving.
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0. Done setting completer options.
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"
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read -k key'?--- Hit selection --- '
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print
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[[ $key = 0 ]] && break
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case $key in
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[lL]) print "\
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You can set a condition under which the _list completer will delay completion
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until the second keypress. It should evaluate to a number; a non-zero value
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turns this behaviour on. It can include parameters, in particular NUMERIC
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to refer to a numeric argument. For example, \`NUMERIC != 1' forces the
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delay unless you give an argument 1 to the command. Leave it blank to
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assume the condition is true."
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vared -eh -c -p 'condition> ' cond
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print -n "
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_list will usually compare the contents of the entire line with its previous
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contents to decided if it has been changed since the last keypress. You
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can instead perform this comparison on just the current word, ignoring
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the rest of the command line. Do you want to do this? (y/n) [n] "
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word=
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read -q key && word=true
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print
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;;
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[oO]) print "\
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_oldlist can keep a generated completion list for reshowing in the usual
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way, e.g. with ^D, even if the list was generated by some special completion
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command. The default behaviour of _oldlist is to show this list if it was
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not already visible, otherwise to generate the standard completion listing,
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but you can force it always to be shown, or make it never shown.
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Alternatively, you can specify a list of completers for which _oldlist will
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be used. Choose:
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d. Default behaviour.
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a. Always show old list.
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n. Never show old list.
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s. Specify a list of completers.
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"
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while true; do
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read -k key'?--- Hit selection --- '
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print
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case $key in
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[dD]) olist=
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;;
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[aA]) olist=always
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;;
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[nN]) olist=never
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;;
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[sS]) olist=
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tmparr=(_complete _approximate _correct _match _expand)
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while true; do
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clear
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print "\
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*** compinstall: choosing completers to have _oldlist behaviour ***
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Type any of:
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1. _complete
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2. _approximate
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3. _correct
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4. _match
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5. _expand
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or 0 to end, or - to delete the last choice."
|
|
if [[ -n $olist ]]; then
|
|
print "\
|
|
Current choices:
|
|
$olist"
|
|
fi
|
|
read -k key'?--- Hit selection --- '
|
|
print
|
|
case $key in
|
|
0) break
|
|
;;
|
|
-) olist=(${olist[1,-2]})
|
|
;;
|
|
[1-5]) olist=($olist $tmparr[$key])
|
|
;;
|
|
esac
|
|
done
|
|
;;
|
|
*) print "Type one of d, a, n or s."
|
|
continue
|
|
;;
|
|
esac
|
|
break
|
|
done
|
|
|
|
print -n "
|
|
_oldlist can keep the old completion list for use in menu completion, e.g. by
|
|
repeatedly hitting tab, even if the list was generated by some special
|
|
completion command. This is the default behaviour of _oldlist, but
|
|
you can turn it off, so that hitting tab would use the standard completion
|
|
list.
|
|
|
|
Do you want to turn it off? (y/n) [n] "
|
|
omenu=
|
|
read -q key && omenu=false
|
|
;;
|
|
[mM]) print "\
|
|
The _match completer will usually assume there is a \`*' at the cursor
|
|
position when trying pattern matches. For example, \`f*n<TAB>e' would
|
|
be able to complete to \`filename', not just to patterns matching \`f*ne'.
|
|
(Note that this assumes you have the option COMPLETE_IN_WORD set, else all
|
|
completion takes place at the end of the word.) You can tell _match not
|
|
to assume there is a \`*', or to try first without the \`*', then with it.
|
|
Type one of:
|
|
|
|
a. Always assume \`*' at cursor position.
|
|
n. Never assume \`*' at cursor position.
|
|
w. Try without the \`*', then with it if that fails."
|
|
while true; do
|
|
read -k key'?--- Hit selection --- '
|
|
print
|
|
case $key in
|
|
a) moriginal=
|
|
;;
|
|
n) moriginal=only
|
|
;;
|
|
w) moriginal=both
|
|
;;
|
|
*) print "Type one of a, n or w."
|
|
continue
|
|
;;
|
|
esac
|
|
break
|
|
done
|
|
;;
|
|
[pP]) print -n "\
|
|
The _prefix completer completes only what is behind the cursor, ignoring
|
|
completely what is after, even if there is no space at the cursor position.
|
|
However, you can force it to add a space between the resulting completion
|
|
and the part ignored. For example, \`f<TAB>bar' might expand to \`filebar'
|
|
without this, and to \`file bar' with it. Do wish _prefix to add the
|
|
space? (y/n) [n] "
|
|
aspace=
|
|
read -q key && aspace=true
|
|
;;
|
|
[qQ]) return 1
|
|
;;
|
|
esac
|
|
|
|
done
|
|
|
|
[[ -n $cond && $cond != [[:alnum:]]## ]] && cond=${(qq)cond}
|
|
__ci_set_this_style condition cond
|
|
__ci_set_this_style word word
|
|
__ci_set_this_style old-list olist
|
|
__ci_set_this_style old-menu omenu
|
|
__ci_set_this_style match-original moriginal
|
|
__ci_set_this_style add-space aspace
|
|
|
|
return 0
|
|
}
|
|
|
|
__ci_do_minor_completers() {
|
|
# Set the minor completers not handled by __ci_do_completers.
|
|
# Called within __ci_do_completers, so inherits the environment.
|
|
# It's only divided off to keep the menus short.
|
|
|
|
local key
|
|
|
|
while true; do
|
|
|
|
clear
|
|
print "\
|
|
*** compinstall: minor completer menu ***
|
|
|
|
Current context: $curcontext
|
|
|
|
The following completers are available. Those marked \`(*)' are already
|
|
set for the context shown above. Note none of these are required for
|
|
normal completion behaviour.
|
|
|
|
1. ${${completers[_ignored]:+(*)}:- } _ignored: $ckeys[_ignored]
|
|
2. ${${completers[_list]:+(*)}:- } _list: $ckeys[_list]
|
|
3. ${${completers[_oldlist]:+(*)}:- } _oldlist: $ckeys[_oldlist]
|
|
4. ${${completers[_match]:+(*)}:- } _match: $ckeys[_match]
|
|
5. ${${completers[_prefix]:+(*)}:- } _prefix: $ckeys[_prefix]
|
|
|
|
o. Set options for the completers above.
|
|
q. Return without saving.
|
|
0. Done setting minor completers.
|
|
"
|
|
read -k key'?--- Hit selection --- '
|
|
print
|
|
|
|
[[ $key = 0 ]] && break
|
|
|
|
case $key in
|
|
1) __ci_toggle_completer _ignored
|
|
if [[ -n $completers[_ignored] ]]; then
|
|
print "\
|
|
I am inserting the \`ignored' completer immediately after normal
|
|
completion. You can move it later in the list by hand, if you prefer, so
|
|
that ignored completions are only used after, for example, approximations.
|
|
To do this, edit $ifile, look for the zstyle ... completers line, and
|
|
move \`_ignored' to where you want it. This will be retained if you use
|
|
compinstall again provided you don't go into the completers menu.
|
|
"
|
|
# TODO: we could be more careful about keeping the user's
|
|
# order, particularly with multiple completers.
|
|
read -k key'?--- Hit any key to continue --- '
|
|
print
|
|
fi
|
|
;;
|
|
2) __ci_toggle_completer _list
|
|
;;
|
|
3) __ci_toggle_completer _oldlist
|
|
;;
|
|
4) __ci_toggle_completer _match
|
|
;;
|
|
5) __ci_toggle_completer _prefix
|
|
;;
|
|
o) __ci_do_minor_completer_options
|
|
;;
|
|
q) return 1
|
|
;;
|
|
esac
|
|
|
|
done
|
|
|
|
return 0
|
|
}
|
|
|
|
__ci_do_completer_options() {
|
|
# Set options for the main completers; called from __ci_do_completers.
|
|
|
|
local maxe errors prompt glob subst compl cond
|
|
|
|
__ci_get_this_style max-errors errors
|
|
__ci_get_this_style prompt prompt
|
|
[[ -n $prompt ]] && prompt=${(Q)prompt}
|
|
__ci_get_this_style glob glob
|
|
[[ -n $glob ]] && glob=${(Q)glob}
|
|
__ci_get_this_style substitute subst
|
|
[[ -n $subst ]] && subst=${(Q)subst}
|
|
__ci_get_this_style completions compl
|
|
[[ -n $compl ]] && compl=${(Q)compl}
|
|
|
|
while true; do
|
|
|
|
clear
|
|
print "\
|
|
*** compinstall: completer options ***
|
|
|
|
Current context: $curcontext
|
|
|
|
The following options are available. Note that these require the relevant
|
|
completers to be present, as set in the menu above this one.
|
|
|
|
a. Set options for approximation or correction.
|
|
e. Set options for expansion.
|
|
q. Return without saving.
|
|
|
|
0. Done setting options.
|
|
"
|
|
|
|
read -k key'?--- Hit selection --- '
|
|
print
|
|
|
|
# We handle approximation and correction together to avoid having
|
|
# to be too particular about context.
|
|
case $key in
|
|
a) clear
|
|
print "\
|
|
Approximation and correction can correct the errors in what you have typed,
|
|
up to a maximum number of errors which you can specify. Each \`error'
|
|
is the omission of a character, the addition of a superfluous character,
|
|
the substitution of one character by an incorrect one, or transposition of
|
|
two different characters.
|
|
|
|
Current context: $curcontext
|
|
|
|
To have different values for approximation and correction, you should
|
|
change the context appropriately. For approximation, use
|
|
\`:completion:*:approximate:*' and for correction use
|
|
\`:completion:*:correct:*'.
|
|
|
|
Enter maximum number of errors allowed:
|
|
"
|
|
maxe=
|
|
while true; do
|
|
vared -eh -c -p "number> " maxe
|
|
[[ $maxe = [[:digit:]]## ]] && break
|
|
print "Please enter a number"
|
|
maxe=
|
|
done
|
|
while true; do
|
|
print "\nSelect behaviour of numeric prefix.
|
|
|
|
1. Numeric prefix is not used by approximation or completion.
|
|
2. Numeric prefix, if provided, gives max number of errors allowed,
|
|
replacing the number you just typed for that one completion.
|
|
3. Numeric prefix, if provided, prevents approximation or completion
|
|
from taking place at all for that one completion.
|
|
"
|
|
read -k -- key'?--- Hit selection --- '
|
|
print
|
|
[[ $key = [123] ]] || continue
|
|
case $key in
|
|
2) maxe="$maxe numeric"
|
|
;;
|
|
3) maxe="$maxe not-numeric"
|
|
;;
|
|
esac
|
|
print "
|
|
You can edit a prompt which will appear above lists of corrections. The
|
|
string \`%e' inside the prompt will be replaced with the number of errors
|
|
found. Leave blank for no prompt. Quotation marks will be added
|
|
automatically."
|
|
vared -eh -c -p "prompt> " prompt
|
|
break
|
|
done
|
|
errors=$maxe
|
|
;;
|
|
e) while true; do
|
|
clear
|
|
print "\
|
|
The _expand completer can be tuned to perform any of globbing (filename
|
|
generation), substitution (anything with a \`\$' or backquote), or
|
|
normal completion (which is useful for inserting all possible completions
|
|
into the command line). For each feature, a 1 turns it on, while a 0 turns
|
|
it off; if the feature is unset, that expansion will *not* be performed.
|
|
|
|
You can also give more complicated mathematical expressions, which can use
|
|
the parameter NUMERIC to refer to the numeric argument. For example, the
|
|
expression \`NUMERIC == 2' means that the expansion takes effect if you
|
|
type ESC-2 (Emacs mode) or 2 (Vi command mode) before the expansion.
|
|
Quotes will be added automatically as needed.
|
|
|
|
g. Set condition to perform globbing: ${glob:-unset}
|
|
s. Set condition to perform substitution: ${subst:-unset}
|
|
c. Set condition to perform completion: ${compl:-unset}
|
|
0. Done setting conditions (will not be saved until you leave options)
|
|
"
|
|
read -k key'?--- Enter selection --- '
|
|
print
|
|
|
|
case $key in
|
|
g) vared -eh -c -p 'globbing condition> ' glob
|
|
;;
|
|
s) vared -eh -c -p 'substitution condition> ' subst
|
|
;;
|
|
c) vared -eh -c -p 'completion condition> ' compl
|
|
;;
|
|
esac
|
|
|
|
[[ $key = 0 ]] && break
|
|
|
|
done
|
|
;;
|
|
q) return 1
|
|
;;
|
|
esac
|
|
|
|
[[ $key = 0 ]] && break
|
|
done
|
|
|
|
__ci_set_this_style max-errors errors
|
|
[[ -n $prompt ]] && prompt=${(qq)prompt}
|
|
__ci_set_this_style prompt prompt
|
|
[[ -n $glob && $glob != [[:alnum:]]## ]] && glob=${(qq)glob}
|
|
__ci_set_this_style glob glob
|
|
[[ -n $subst && $subst != [[:alnum:]]## ]] && subst=${(qq)subst}
|
|
__ci_set_this_style substitute subst
|
|
[[ -n $compl && $compl != [[:alnum:]]## ]] && compl=${(qq)compl}
|
|
__ci_set_this_style completions compl
|
|
|
|
key=
|
|
return 0
|
|
}
|
|
|
|
__ci_do_completers() {
|
|
# Set the completers for the current context.
|
|
# This is mostly done via a series of toggles.
|
|
|
|
typeset -A completers ckeys
|
|
local c clist newc
|
|
__ci_get_this_style completer newc
|
|
for c in ${=newc}; do
|
|
completers[$c]=1
|
|
done
|
|
if (( ${#completers} == 0 )); then
|
|
completers[_complete]=1
|
|
completers[_ignored]=1
|
|
fi
|
|
clist=(_list _oldlist _menu _expand _complete _ignored
|
|
_match _correct _approximate _prefix)
|
|
|
|
# TODO: these are a bit brief, so could provide some more detailed help.
|
|
ckeys=(_complete 'Basic completion.'
|
|
_approximate
|
|
'Approximate completion: completion with correction of existing word.'
|
|
_correct
|
|
'Correction: correct existing word, no completion.'
|
|
_expand
|
|
'Expansion: use globbing and parameter substitution, if possible.'
|
|
|
|
_ignored
|
|
'Use patterns that were previously ignored if no matches so far.'
|
|
_list
|
|
'Only list matches until the second time you hit TAB.'
|
|
_oldlist
|
|
'Keep matches generated by special completion functions.'
|
|
_match
|
|
'If completion fails, retry with pattern matching.'
|
|
_prefix
|
|
'If completion fails, retry ignoring the part after the cursor.'
|
|
)
|
|
|
|
# TODO: You'll need to handle the bindkey to make _expand work.
|
|
# TODO: _prefix completer should make sure completeinword is set.
|
|
|
|
while true; do
|
|
|
|
clear
|
|
print "\
|
|
*** compinstall: completer menu ***
|
|
|
|
Current context: $curcontext
|
|
|
|
The following completers are available. Those marked \`(*)' are already
|
|
set for the context shown above. If none are selected, the completers will
|
|
not be set for this context at all.
|
|
|
|
1. ${${completers[_complete]:+(*)}:- } $ckeys[_complete]
|
|
2. ${${completers[_approximate]:+(*)}:- } $ckeys[_approximate]
|
|
3. ${${completers[_correct]:+(*)}:- } $ckeys[_correct]
|
|
4. ${${completers[_expand]:+(*)}:- } $ckeys[_expand]
|
|
|
|
o. Set options for the completers above.
|
|
m. Set completers that modify the behaviour of the four main ones above.
|
|
q. Return without saving.
|
|
0. Done setting completers.
|
|
"
|
|
read -k key'?--- Hit selection --- '
|
|
print
|
|
|
|
case $key in
|
|
1) __ci_toggle_completer _complete
|
|
;;
|
|
2) __ci_toggle_completer _approximate
|
|
;;
|
|
3) __ci_toggle_completer _correct
|
|
;;
|
|
4) __ci_toggle_completer _expand
|
|
;;
|
|
[mM]) __ci_do_minor_completers || return
|
|
continue
|
|
;;
|
|
[oO]) __ci_do_completer_options || return
|
|
continue
|
|
;;
|
|
q) return 1
|
|
;;
|
|
esac
|
|
|
|
[[ $key = 0 ]] && break
|
|
done
|
|
|
|
newc=
|
|
for c in $clist; do
|
|
[[ -n $completers[$c] ]] && newc="${newc:+$newc }$c"
|
|
done
|
|
[[ -z $newc ]] && newc="''"
|
|
__ci_set_this_style completer newc
|
|
}
|
|
|
|
__ci_toggle_matcher() {
|
|
# Toggle on/off the matcher in array $1 for element $2
|
|
if [[ ${${(P)1}[$2]} = ' ' ]]; then
|
|
# toggle on
|
|
eval "${1}[$2]=$2"
|
|
if [[ $1 = n* ]]; then
|
|
# no matcher turned on, turn off the others
|
|
c_list[$2]=' '
|
|
C_list[$2]=' '
|
|
p_list[$2]=' '
|
|
s_list[$2]=' '
|
|
else
|
|
# something else turned on, turn off no matcher
|
|
n_list[$2]=' '
|
|
fi
|
|
return 0
|
|
else
|
|
# toggle off
|
|
eval "${1}[$2]=' '"
|
|
if [[ $c_list[$2] == ' ' && $C_list[$2] == ' ' && \
|
|
$p_list[$2] == ' ' && $s_list[$2] == ' ' ]]; then
|
|
a_or_r[$2]=' '
|
|
fi
|
|
return 1
|
|
fi
|
|
}
|
|
|
|
__ci_do_matchers() {
|
|
# Set matchers via the matcher-list style.
|
|
# We just offer a pre-programmed set of possible matchers, but these
|
|
# cover the most common usages for matchers in a general context.
|
|
# More specific use of matchers is usually covered by completion functions.
|
|
|
|
local mlist m_ci m_pw m_sub c_list C_list p_list s_list pw_seps key key2 elt
|
|
local pw_dstar a_or_r i
|
|
integer eltcnt lastnz
|
|
|
|
__ci_get_this_style matcher-list mlist
|
|
# $mlist is the once and future list of matchers. We don't quote it
|
|
# until the end; the eval effectively does de-quoting.
|
|
eval "mlist=($mlist)"
|
|
# ?_list say whether the four possible matchers are set for passes 1,
|
|
# 2, 3, 4, in an easy-to-read manner, i.e. the Nth part of the string
|
|
# is one of N (on) or space (off).
|
|
a_or_r=" " # replace by default
|
|
n_list=" " # null completion, i.e. standard
|
|
c_list=" " # case match one way
|
|
C_list=" " # case match both ways
|
|
p_list=" " # partial word completion
|
|
s_list=" " # substring completion
|
|
# $pw_seps gives the separators used for partial-word completion
|
|
# by element of the matcher list; these can be edited separately.
|
|
pw_seps=('._-' '._-' '._-' '._-')
|
|
pw_dstar=('' '' '' '')
|
|
|
|
# See what's in the matcher initially. If these have been edited,
|
|
# we're in trouble, but that's pretty much true of everything.
|
|
for (( eltcnt = 1; eltcnt <= $#mlist; eltcnt++ )); do
|
|
[[ $mlist[eltcnt] == "+"* ]] && a_or_r[$eltcnt]='+'
|
|
[[ -z $mlist[$eltcnt] ]] && n_list[$eltcnt]=$eltcnt
|
|
# Accept the old form of lower/upper correspondence, but we'll
|
|
# output the new one instead.
|
|
[[ $mlist[$eltcnt] = *"m:{a-z}={A-Z}"* ]] && c_list[$eltcnt]=$eltcnt
|
|
[[ $mlist[$eltcnt] = *"m:{[:lower:]}={[:upper:]}"* ]] &&
|
|
c_list[$eltcnt]=$eltcnt
|
|
[[ $mlist[$eltcnt] = *"m:{a-zA-Z}={A-Za-z}"* ]] && C_list[$eltcnt]=$eltcnt
|
|
[[ $mlist[$eltcnt] = *"m:{[:lower:][:upper:]}={[:upper:][:lower:]}"* ]] &&
|
|
C_list[$eltcnt]=$eltcnt
|
|
# For partial word stuff, we use backreferences to find out what
|
|
# the set of separators was.
|
|
if [[ $mlist[$eltcnt] = (#b)*"r:|["([^\]]#)"]=*"#" r:|=*"* ]]; then
|
|
p_list[$eltcnt]=$eltcnt
|
|
pw_seps[$eltcnt]=${match[1]}
|
|
[[ $mlist[$eltcnt] = *"=**"* ]] && pw_dstar[$eltcnt]='*'
|
|
fi
|
|
# Just look for the left matcher for substring, since the right matcher
|
|
# might have been handled as part of a partial-word spec.
|
|
[[ $mlist[$eltcnt] = *"l:|=*"* ]] && s_list[$eltcnt]=$eltcnt
|
|
done
|
|
|
|
while true; do
|
|
clear
|
|
print "\
|
|
*** compinstall: matcher menu ***
|
|
|
|
\`Matchers' compare the completion code with the possible matches in some
|
|
special way. Numbers in parentheses show matchers to be tried and the order.
|
|
The same number can be assigned to different matchers, meaning apply at the
|
|
same time. Omit a sequence number to try normal matching at that point.
|
|
A \`+' in the first line indicates the element is added to preceding matchers
|
|
instead of replacing them; toggle this with \`t'. You don't need to set
|
|
all four, or indeed any matchers --- then the style will not be set.
|
|
|
|
($a_or_r)\
|
|
\`+' indicates add to previous matchers, else replace
|
|
n. ($n_list)\
|
|
No matchers; you may want to try this as the first choice.
|
|
c. ($c_list)\
|
|
Case-insensitive completion (lowercase matches uppercase)
|
|
C. ($C_list)\
|
|
Case-insensitive completion (lower/uppercase match each other)
|
|
p. ($p_list)\
|
|
Partial-word completion: expand 'f.b' to 'foo.bar', etc., in one go.
|
|
You can choose the separators (here \`.') used each time.
|
|
s. ($s_list)\
|
|
Substring completion: complete on substrings, not just initial
|
|
strings. Warning: it is recommended this not be used for element 1.
|
|
|
|
t. Toggle replacing previous matchers (\` ' at top) or add (\`+')
|
|
q. Return without saving.
|
|
0. Done setting matchers.
|
|
"
|
|
|
|
read -k key'?--- Hit selection --- '
|
|
print
|
|
|
|
if [[ $key = [nNcCpPsS] ]]; then
|
|
while true; do
|
|
read -k key2'?Set/unset for element number (1234)? '
|
|
print
|
|
[[ $key2 = [1234] ]] && break
|
|
print "Only 1, 2, 3 and 4 are handled."
|
|
done
|
|
fi
|
|
|
|
case $key in
|
|
[nN]) __ci_toggle_matcher n_list $key2
|
|
if [[ $n_list[$key2] != ' ' ]]; then
|
|
fi
|
|
;;
|
|
c) __ci_toggle_matcher c_list $key2
|
|
;;
|
|
C) __ci_toggle_matcher C_list $key2
|
|
;;
|
|
[pP]) if __ci_toggle_matcher p_list $key2; then
|
|
print "\
|
|
Edit the set of characters which terminate partial words. Typically
|
|
these are punctuation characters, such as \`.', \`_' and \`-'.
|
|
The expression will automatically be quoted.
|
|
"
|
|
vared -eh -p 'characters> ' -c 'pw_seps['$key2']'
|
|
# Paranoia: we don't know if there's a ']' in that string,
|
|
# which will wreck the spec unless it's at the start. Other
|
|
# quotes are OK, since they are picked up at the ${(qq)...}
|
|
# step.
|
|
if [[ $pw_seps[$key2] = *']'* ]]; then
|
|
pw_seps[$key2]="]${pw_seps[$key2]//\\\]}"
|
|
fi
|
|
print -n "
|
|
You can allow the partial-word terminators to be matched in the pattern,
|
|
too: then for example \`c.u' would expand to \`comp.source.unix', whereas
|
|
usually you would need to type an extra intervening dot. Do you wish the
|
|
terminators to be matched in this way? (y/n) [n] "
|
|
pw_dstar[$key2]=
|
|
read -q key && pw_dstar[$key2]='*'
|
|
fi
|
|
;;
|
|
[tT])
|
|
read -k key2'?Toggle augment/replace for elements number (1234)? '
|
|
if [[ $key2 == [1234] ]]; then
|
|
if [[ $a_or_r[$key2] == ' ' ]]; then
|
|
a_or_r[$key2]='+'
|
|
else
|
|
a_or_r[$key2]=' '
|
|
fi
|
|
else
|
|
print "Only 1, 2, 3 and 4 are handled."
|
|
fi
|
|
;;
|
|
[sS]) __ci_toggle_matcher s_list $key2
|
|
;;
|
|
[qQ]) return 1
|
|
;;
|
|
esac
|
|
|
|
[[ $key = 0 ]] && break
|
|
done
|
|
|
|
# Keep track of the last element which was non-empty; all the rest
|
|
# are junked.
|
|
lastnz=0
|
|
|
|
# Now we just reverse the first for-loop, looking for set matchers
|
|
# and reconstructing the elements of the matcher array.
|
|
for (( eltcnt = 1; eltcnt <= 4; eltcnt++ )); do
|
|
elt=
|
|
[[ $c_list[$eltcnt] != ' ' ]] &&
|
|
elt="${elt:+$elt }m:{[:lower:]}={[:upper:]}"
|
|
[[ $C_list[$eltcnt] != ' ' ]] &&
|
|
elt="${elt:+$elt }m:{[:lower:][:upper:]}={[:upper:][:lower:]}"
|
|
[[ $p_list[$eltcnt] != ' ' ]] &&
|
|
elt="${elt:+$elt }r:|[${pw_seps[$eltcnt]}]=*${pw_dstar[$eltcnt]}\
|
|
r:|=*${pw_dstar[$eltcnt]}"
|
|
if [[ $s_list[$eltcnt] != ' ' ]]; then
|
|
if [[ $elt = *"r:|=*"* ]]; then
|
|
elt="${elt:+$elt }l:|=*"
|
|
else
|
|
elt="${elt:+$elt }l:|=* r:|=*"
|
|
fi
|
|
fi
|
|
[[ $a_or_r[$eltcnt] != ' ' ]] && elt="+$elt"
|
|
[[ -n $elt || $n_list[$eltcnt] != ' ' ]] && lastnz=$eltcnt
|
|
mlist[$eltcnt]=$elt
|
|
done
|
|
|
|
if (( ! $lastnz )); then
|
|
# No matchers set, so just make the style empty: __ci_set_this_style
|
|
# will omit it completely.
|
|
mlist=
|
|
else
|
|
# Quote the entire list: this correctly quotes element by element,
|
|
# praise be to Sven.
|
|
mlist=(${(qq)mlist[1,$lastnz]})
|
|
# Make it a scalar just for safety's sake.
|
|
mlist="$mlist"
|
|
fi
|
|
__ci_set_this_style matcher-list mlist
|
|
|
|
return 0
|
|
}
|
|
|
|
__ci_do_list_format() {
|
|
local key format groupn verbose listp autod haslistp
|
|
__ci_get_this_style format format
|
|
[[ -n $format ]] && format=${(Q)format}
|
|
__ci_get_this_style group-name groupn
|
|
__ci_get_this_style verbose verbose
|
|
__ci_get_this_style list-prompt listp
|
|
[[ -n $listp ]] && haslistp=1
|
|
listp=${(Q)listp}
|
|
__ci_get_this_style auto-description autod
|
|
[[ -n $autod ]] && autod=${(Q)autod}
|
|
|
|
while true; do
|
|
clear
|
|
print "\
|
|
*** compinstall: order and descriptions in completion lists ***
|
|
Type the appropriate number for more information on how this would affect
|
|
listings.
|
|
|
|
1. Print a message above completion lists describing what is being
|
|
completed.
|
|
|
|
2. Make different types of completion appear in separate lists.
|
|
|
|
3. Make completion verbose, using option descriptions etc. (on by default).
|
|
|
|
4. Make single-valued options display the value's description as
|
|
part of the option's description.
|
|
|
|
q. Return without saving.
|
|
0. Done setting options for formatting of completion lists.
|
|
"
|
|
|
|
read -k key'?--- Hit selection --- '
|
|
print
|
|
|
|
[[ $key = 0 ]] && break
|
|
|
|
case $key in
|
|
1) print "\
|
|
You can set a string which is displayed on a line above the list of matches
|
|
for completions. A \`%d' in this string will be replaced by a brief
|
|
description of the type of completion. For example, if you set the
|
|
string to \`Completing %d', and type ^D to show a list of files, the line
|
|
\`Completing files' will appear above that list. Enter an empty line to
|
|
turn this feature off. If you enter something which doesn't include \`%d',
|
|
then \`%d' will be appended. Quotation will be added automatically.
|
|
"
|
|
vared -eh -p 'description> ' -c format
|
|
if [[ -n $format && $format != *%d* ]]; then
|
|
[[ $format = *[[:blank:]] ]] || format="$format "
|
|
format="$format%d"
|
|
fi
|
|
;;
|
|
2) print "\
|
|
Normally, all possible completions are listed together in a single list, and
|
|
if you have set a description with 1) above, the descriptions are listed
|
|
together above that. However, you can specify that different types of
|
|
completion appear in separate lists; any description appears above its
|
|
own list. For example, external commands and shell functions would appear
|
|
in separate lists when you are completing a command name. Do you
|
|
want to turn this on?
|
|
"
|
|
while true; do
|
|
read -k key'?[y]es, [n]o, [k]eep old setting? '
|
|
print
|
|
[[ $key = [yYnNkK] ]] && break
|
|
done
|
|
case $key in
|
|
[yY]) groupn="''"
|
|
;;
|
|
[nN]) groupn=
|
|
;;
|
|
esac
|
|
;;
|
|
3) print "By default, completion uses a \`verbose' setting. This
|
|
affects different completions in different ways. For example, many
|
|
well-known commands have short, uninformative option names; in some cases,
|
|
completion will indicate what the options do when offering to complete them.
|
|
If you prefer shorter listings you can turn this off. What setting to
|
|
you want?
|
|
"
|
|
while true; do
|
|
read -k key'?[v]erbose, [n]ot verbose, [k]eep old setting? '
|
|
print
|
|
[[ $key = [vVnNkK] ]] && break
|
|
done
|
|
case $key in
|
|
# might as well be explicit, particularly since it's
|
|
# the only way to override an existing `false' value.
|
|
[vV]) verbose=true
|
|
;;
|
|
[nN]) verbose=false
|
|
;;
|
|
esac
|
|
;;
|
|
4) print "\
|
|
Many commands have options which take a single argument. In some cases,
|
|
completion is not set up to describe the option even though it has a
|
|
description for the argument. You can enter a string containing \`%d',
|
|
which will be replaced by the description for the option. For
|
|
example, if you enter the string \`specify: %d', and an option -ifile
|
|
exists which has an argument whose description is \`input file', then the
|
|
description \`specify: input file' will appear when the option itself
|
|
is listed. As this long explanation suggests, this is only occasionally
|
|
useful. Enter an empty line to turn this feature off. If you enter
|
|
something which doesn't include \`%d', then \`%d' will be appended.
|
|
Quotation will be added automatically.
|
|
"
|
|
vared -eh -p 'auto-description> ' -c autod
|
|
if [[ -n $autod && $autod != *%d* ]]; then
|
|
[[ $autod = *[[:blank:]] ]] || autod="$autod "
|
|
autod="$autod%d"
|
|
fi
|
|
;;
|
|
q) return 1
|
|
;;
|
|
esac
|
|
done
|
|
|
|
[[ -n $format ]] && format=${(qq)format}
|
|
__ci_set_this_style format format
|
|
__ci_set_this_style group-name groupn
|
|
__ci_set_this_style verbose verbose
|
|
[[ -n $autod ]] && autod=${(qq)autod}
|
|
__ci_set_this_style auto-description autod
|
|
}
|
|
|
|
__ci_do_insertion() {
|
|
local key insertu original # sort
|
|
|
|
__ci_get_this_style insert-unambiguous insertu
|
|
__ci_get_this_style original original
|
|
|
|
while true; do
|
|
clear
|
|
print "\
|
|
*** compinstall: options for inserting completions ***
|
|
|
|
1. In completers that change what you have already typed, insert any
|
|
unambiguous prefix rather than go straight to menu completion.
|
|
|
|
2. In completers which correct what you have typed, keep what you
|
|
originally typed as one of the list of possible completions.
|
|
|
|
q. Return with saving.
|
|
0. Done setting options for insertion.
|
|
"
|
|
read -k key'?-- Hit selection --- '
|
|
print
|
|
|
|
[[ $key = 0 ]] && break
|
|
|
|
case $key in
|
|
1) print "\
|
|
The completers which do pattern matching and correction often alter the
|
|
string which is already on the line, in the first case because it was a
|
|
pattern and in the second case because what you typed was wrong.
|
|
Since the possible completions can bear little or no resemblance to one
|
|
another in those cases, so that typing extra characters to resolve the
|
|
completion doesn't make much sense, menu completion is usually turned on
|
|
straight away to allow you to pick the completion you want. This style
|
|
tells completion that if there is a common, unambiguous prefix in this
|
|
case, you would prefer that to be inserted rather than going straight
|
|
to menu completion. Do you want this?
|
|
"
|
|
while true; do
|
|
read -k key'?[y]es, [n]o, [k]eep old setting? '
|
|
print
|
|
[[ $key = [yYnNkK] ]] && break
|
|
done
|
|
case $key in
|
|
[yY]) insertu=true
|
|
;;
|
|
[nN]) insertu=false
|
|
;;
|
|
esac
|
|
;;
|
|
2) print "\
|
|
For completers which correct what you have typed, you sometimes want
|
|
to keep the original string instead, so if the correction was ambiguous
|
|
the original string is always listed as a possible completion. However,
|
|
if there was just one completion it is usually accepted. You can
|
|
force completion to offer the original string as a possibility even in
|
|
this case. Do you want this?
|
|
"
|
|
while true; do
|
|
read -k key'?[y]es, [n]o, [k]eep old setting? '
|
|
print
|
|
[[ $key = [yYnNkK] ]] && break
|
|
done
|
|
case $key in
|
|
[yY]) original=true
|
|
;;
|
|
[nN]) original=false
|
|
;;
|
|
esac
|
|
;;
|
|
[qQ]) return 1
|
|
;;
|
|
esac
|
|
|
|
done
|
|
|
|
__ci_set_this_style insert-unambiguous insertu
|
|
__ci_set_this_style original original
|
|
# __ci_set_this_style sort sort
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
__ci_do_selection() {
|
|
local key listc menu select amenu elt listp selectp haslistp hasselectp
|
|
integer num
|
|
|
|
__ci_get_this_style list-colors listc
|
|
__ci_get_this_style menu menu
|
|
__ci_get_this_style list-prompt listp
|
|
[[ -n $listp ]] && haslistp=1
|
|
listp=${(Q)listp}
|
|
__ci_get_this_style select-prompt selectp
|
|
[[ -n $selectp ]] && hasselectp=1
|
|
selectp=${(Q)selectp}
|
|
|
|
while true; do
|
|
clear
|
|
print "\
|
|
*** compinstall: options for colouring and selecting in lists ***
|
|
|
|
1. Use coloured lists for listing completions.
|
|
|
|
2. Use cursor keys to select completions from completion lists.
|
|
|
|
3. Allow scrolling of long selection lists and set the prompt.
|
|
|
|
q. Return without saving.
|
|
0. Done setting options for insertion.
|
|
"
|
|
read -k key'?--- Hit selection --- '
|
|
print
|
|
|
|
[[ $key = 0 ]] && break
|
|
|
|
case $key in
|
|
1) print "\
|
|
Zsh can produce coloured completion listings where different file types
|
|
etc. appear in different colours. If you want to tailor that to your
|
|
own needs, you will have to edit ~/.zshrc. Here you have the choice of:
|
|
|
|
1. Using the default colours.
|
|
2. Using the colours already set up for GNU ls via the \$LS_COLORS
|
|
environment variable. Note this must be set before the completion
|
|
configuration code is executed.
|
|
3. Turn colouring off.
|
|
0. Leave the setting the way it is. Choose this if you have a custom
|
|
setting and you don't want to lose it.
|
|
"
|
|
while true; do
|
|
read -k key'?Enter 1, 2, 3, 0: '
|
|
print
|
|
[[ $key = [1230] ]] && break
|
|
done
|
|
case $key in
|
|
1) listc="''"
|
|
;;
|
|
2) listc='${(s.:.)LS_COLORS}'
|
|
;;
|
|
3) listc=
|
|
;;
|
|
esac
|
|
;;
|
|
2) print "\
|
|
If you use zsh's menu completion and the feature that all short completion
|
|
lists appear below the line on which you are editing, you can enable
|
|
\`menu selection', which lets you pick a completion with the cursor keys:
|
|
the choice is highlighted, and hitting return accepts it. Note that
|
|
this only happens when you are already using menu completion. This
|
|
feature can be set so that it is only enabled when there are a certain
|
|
number of completions. Please enter:
|
|
|
|
- 0 or 1, to turn this feature on unconditionally
|
|
- a higher number to turn this feature on when there are that many
|
|
completions
|
|
- an \`l' for \`long' to turn it on for listings which don't fit on the
|
|
screen.
|
|
- an \`ll' for \`long list' to turn it on for completions which don't fit
|
|
on the screen, even for commands which only do listing of completions.
|
|
This may be combined with a number which will be used in ordinary selection.
|
|
- a negative number to turn this feature off
|
|
- an empty line to leave the setting the way it is.
|
|
"
|
|
# Better to parse and display the current setting.
|
|
while true; do
|
|
vared -eh -p 'value> ' select
|
|
[[ -z $select || $select = ((-|)<->|l|<->#ll<->#) ]] && break;
|
|
print "Type a number, l, ll, ll<num>, or an empty line." >&2
|
|
done
|
|
amenu=(${=menu})
|
|
elt=${amenu[(i)*select*]}
|
|
[[ $elt -eq 0 || $elt -gt $#amenu ]] && elt=
|
|
case $select in
|
|
<->) if [[ -n $elt ]]; then
|
|
amenu[$elt]="select=$select"
|
|
else
|
|
amenu=($amenu "select=$select")
|
|
fi
|
|
menu="$amenu"
|
|
;;
|
|
*ll*) num=${(RS)select##ll}
|
|
select="select=long-list"
|
|
[[ -n $num ]] && select="$select select=$num"
|
|
if [[ -n $elt ]]; then
|
|
amenu[$elt]=$select
|
|
else
|
|
amenu=($amenu $select)
|
|
fi
|
|
menu="$amenu"
|
|
;;
|
|
l#) if [[ -n $elt ]]; then
|
|
amenu[$elt]="select=long"
|
|
else
|
|
amenu=($amenu "select=long")
|
|
fi
|
|
menu="$amenu"
|
|
;;
|
|
-<->) if [[ -n $elt ]]; then
|
|
# i never liked the way indexing was done anyway
|
|
if [[ $elt -eq 1 ]]; then
|
|
amenu=($amenu[$elt+1,-1])
|
|
else
|
|
amenu=($amenu[1,$elt-1] $amenu[$elt+1,-1])
|
|
fi
|
|
fi
|
|
menu="$amenu"
|
|
;;
|
|
esac
|
|
if [[ $menu = *select* ]]; then
|
|
print "\
|
|
You can also set a prompt to use for menu selection when it would scroll
|
|
off the screen. Unless this is set, you won't see a prompt, but the feature
|
|
is still enabled.
|
|
|
|
Edit a prompt below. It can contain \`%l' to show the number of matches
|
|
as \`current_number/total_number', \`%p' to show the fraction of
|
|
the way down the list, or font-control sequences such as %B, %U, %S and
|
|
the corresponding %b, %u, %s; quotes will be added automatically. Delete
|
|
the whole line to turn it off. Hit return to keep the current value.
|
|
"
|
|
[[ -z $hasselectp ]] &&
|
|
selectp='%SScrolling active: current selection at %p%s'
|
|
vared -eh -p 'prompt> ' -c selectp
|
|
[[ -z $selectp ]] && hasselectp=
|
|
fi
|
|
;;
|
|
3) print "\
|
|
You can make completion lists scroll when they don't fit on the screen.
|
|
Note this is different from scrolling in menu selection --- a more basic
|
|
pager is used which should work even with fairly stupid terminals.
|
|
|
|
To enable this, edit a prompt to show when scrolling is active; an empty
|
|
string turns this feature off. It can contain \`%l' to show the number of
|
|
matches as \`current_number/total_number', \`%p' to show the fraction of
|
|
the way down the list, or font-control sequences such as %B, %U, %S and the
|
|
corresponding %b, %u, %s; quotes will be added automatically. Delete the
|
|
whole line to turn this behaviour off, in which case the display of
|
|
completions which don't fit on the screen is controlled by the LISTMAX
|
|
parameter (currently ${LISTMAX:-unset}), which specifies the maximum number
|
|
to show without asking. Hit return to keep the current value.
|
|
"
|
|
[[ -z $haslistp ]] &&
|
|
listp='%SAt %p: Hit TAB for more, or the character to insert%s'
|
|
vared -eh -p 'prompt> ' -c listp
|
|
[[ -z $listp ]] && haslistp=
|
|
;;
|
|
q) return 1
|
|
;;
|
|
esac
|
|
done
|
|
|
|
__ci_set_this_style list-colors listc
|
|
__ci_set_this_style menu menu
|
|
[[ -n $haslistp ]] && listp=${(qq)listp}
|
|
__ci_set_this_style list-prompt listp
|
|
[[ -n $hasselectp ]] && selectp=${(qq)selectp}
|
|
__ci_set_this_style select-prompt selectp
|
|
|
|
return 0
|
|
}
|
|
|
|
|
|
__ci_do_display() {
|
|
local key usec
|
|
|
|
__ci_get_this_style use-compctl usec
|
|
|
|
while true; do
|
|
clear
|
|
print "\
|
|
*** compinstall: display and insertion options ***
|
|
|
|
1. Change appearance of completion lists: allows descriptions of
|
|
completions to appear and sorting of different types of completions.
|
|
|
|
2. Change how completions are inserted: includes options for sorting,
|
|
and keeping the original or an unambiguous prefix with correction etc.
|
|
|
|
3. Configure coloured/highlighted completion lists, selection of items
|
|
and scrolling.
|
|
|
|
4. Change whether old-style \`compctl' completions will be used.
|
|
|
|
q. Return without saving.
|
|
0. Done setting display and insertion options.
|
|
"
|
|
|
|
read -k key'?--- Hit selection --- '
|
|
print
|
|
|
|
[[ $key = 0 ]] && break
|
|
|
|
case $key in
|
|
1) __ci_do_list_format
|
|
;;
|
|
2) __ci_do_insertion
|
|
;;
|
|
3) __ci_do_selection
|
|
;;
|
|
4) print "\
|
|
Completions defined by the new completion system (the one you are
|
|
configuring) always take precedence over the old sort defined with compctl.
|
|
You can choose whether or not you want to search for a compctl-defined
|
|
completion if no new completion was found for a command. The default
|
|
behaviour is only to check for compctl-defined completions if the required
|
|
library, zsh/compctl, is already loaded. (If not, this implies that
|
|
compctl has not been called.) Do you want to test for compctl-defined
|
|
completions?
|
|
"
|
|
while true; do
|
|
read -k key'?[y]es, [n]o, if [l]oaded, [k]eep old setting? '
|
|
print
|
|
[[ $key = [yYnNlLkK] ]] && break
|
|
done
|
|
case $key in
|
|
[yY]) usec=true
|
|
;;
|
|
[nN]) usec=false
|
|
;;
|
|
[lL]) usec=
|
|
;;
|
|
esac
|
|
;;
|
|
q) return 1
|
|
;;
|
|
esac
|
|
|
|
done
|
|
|
|
__ci_set_this_style use-compctl usec
|
|
|
|
return 0
|
|
}
|
|
|
|
|
|
# file-sort, special-dirs, ignore-parents,
|
|
# squeeze-slashes,
|
|
__ci_do_file_styles() {
|
|
local key files cursor expand speciald ignorep squeezes select
|
|
local prefon suffon lssuffixes preserve
|
|
|
|
__ci_get_this_style file-sort files
|
|
__ci_get_this_style ignore-parents ignorep
|
|
__ci_get_this_style special-dirs speciald
|
|
__ci_get_this_style squeeze-slashes squeezes
|
|
__ci_get_this_style expand expand
|
|
__ci_get_this_style list-suffixes lssuffixes
|
|
__ci_get_this_style preserve-prefix preserve
|
|
[[ -n $preserve ]] && preserve=${(Q)preserve}
|
|
|
|
while true; do
|
|
clear
|
|
print "\
|
|
*** compinstall: options for filename completion ***
|
|
|
|
1. Choose how to sort the displayed list of filename matches.
|
|
|
|
2. In expressions with .., don't include directories already implied.
|
|
|
|
3. Allow completion of . and .. for the bone idle.
|
|
|
|
4. When expanding paths, \`foo//bar' is treated as \`foo/bar'.
|
|
|
|
5. Configure how multiple paths are expanded and displayed,
|
|
e.g. /f/b -> /foo/bar
|
|
|
|
6. Keep certain prefixes unchanged, such as \`//resource/'.
|
|
|
|
q. Return without saving.
|
|
0. Done setting options for filename completion.
|
|
"
|
|
read -k key'?--- Hit selection --- '
|
|
print
|
|
|
|
[[ $key = 0 ]] && break
|
|
|
|
case $key in
|
|
(1) print "\
|
|
Filenames listed as possible completions are usually displayed in
|
|
alphabetical order. You can alternatively choose:
|
|
s File size
|
|
l Number of (hard) links
|
|
m Modification time
|
|
a Access time
|
|
i Inode change time
|
|
n File name
|
|
k Keep the current setting
|
|
You can also specify the reverse of any of the above orders (except \`k'): to
|
|
do this, type the appropriate letter in upper case.
|
|
"
|
|
while true; do
|
|
read -k key'?--- Hit selection --- '
|
|
print
|
|
[[ $key = [sSlLmMaAiInNkK] ]] && break
|
|
done
|
|
case $key in
|
|
([sS]) files=size;;
|
|
([lL]) files=links;;
|
|
([mM]) files=modification;;
|
|
([aA]) files=access;;
|
|
([iI]) files=inode;;
|
|
([nN]) files=name;;
|
|
esac
|
|
if [[ $key = [SLAMIN] ]]; then
|
|
# slam it into reverse
|
|
files="$files reverse"
|
|
fi
|
|
;;
|
|
(2) print "\
|
|
When you type an expression containing \`..', you may usually not want to
|
|
be offered certain directories for completion.
|
|
p Don't offer parents: in \`foo/bar/../', don't make \`bar' a completion.
|
|
c Don't offer the current directory, e.g. after \`../'.
|
|
o Only perform the two tests if there is a real \`..' in the word so far.
|
|
d Only perform the two tests when completing directory names.
|
|
0 None of the above; use normal completion.
|
|
k Keep the current settings.
|
|
You may specify any combination of p, c, o, d including at least one of p
|
|
and c, or you may specify either 0 or k. Note that the _ignored completer
|
|
functions in the normal way, i.e. you would be able to complete the
|
|
directories in question if nothing else matched.
|
|
"
|
|
while true; do
|
|
vared -eh -p 'selection> ' select
|
|
[[ ( $select = [pPcCoOdD]# && $select = *[pPcC]* )
|
|
|| $select = [0kK] ]] && break
|
|
print "Type any combination of p, c, o, d, or type 0 or k"
|
|
done
|
|
case $select in
|
|
(0) ignorep=
|
|
;;
|
|
([pPcCoOdD]#)
|
|
ignorep=()
|
|
[[ $select = *[pP]* ]] && ignorep=($ignorep parent)
|
|
[[ $select = *[cC]* ]] && ignorep=($ignorep pwd)
|
|
[[ $select = *[oO]* ]] && ignorep=($ignorep ..)
|
|
[[ $select = *[dD]* ]] && ignorep=($ignorep directory)
|
|
;;
|
|
esac
|
|
;;
|
|
(3) print "\
|
|
Filename completion does not usually offer the directory names \`.' and
|
|
\`..' as choices. However, some immensely lazy people can't even be
|
|
bothered to type these. Do you wish to be offered \`.' and \`..' as
|
|
choices ([y]es, [n]o, [k]eep current setting)?
|
|
"
|
|
while true; do
|
|
read -k key'?--- Hit selection --- '
|
|
[[ $key = [yYnNkK] ]] && break
|
|
print "Type y, n or k."
|
|
done
|
|
case $key in
|
|
([yY]) speciald=true;;
|
|
([nN]) speciald=;;
|
|
esac
|
|
;;
|
|
(4) print "\
|
|
Filename completion can complete sets of path segments at once, for example
|
|
\`/u/X/l/X' to \`/usr/X11R6/lib/X11'. Normally this means that multiple
|
|
slashes in filenames are treated as matching multiple directories. For
|
|
example, \`foo//bar' could expand to \`foo/datthe/bar'. You can, however,
|
|
stick to the usual UNIX convention that multiple slashes are treated as
|
|
a single slash. Do you wish to treat multiple slashes the same as just
|
|
one ([y]es, [n]o, [k]eep current setting)?
|
|
"
|
|
while true; do
|
|
read -k key'?--- Hit selection --- '
|
|
[[ $key = [yYnNkK] ]] && break
|
|
print "Type one of y, n or k."
|
|
done
|
|
case $key in
|
|
([yY]) squeezes=true;;
|
|
([nN]) squeezes=;;
|
|
esac
|
|
;;
|
|
(5) if [[ $expand = *prefix* ]]; then
|
|
prefon=prefix
|
|
else
|
|
prefon=
|
|
fi
|
|
if [[ $expand = *suffix* ]]; then
|
|
suffon=suffix
|
|
else
|
|
suffon=
|
|
fi
|
|
print "
|
|
When expanding /f/b, the shell will attempt to match /f*/b* (e.g. /foo/bar),
|
|
and so on to any depth. If the first part of the expansion fails, by default
|
|
the shell will not expand the remainder. However, you can force it always
|
|
to expand the first part. Currently this feature is ${${prefon:+on}:-off}.
|
|
Do you want it on ([y]es, [n]o, [k]eep current setting)?
|
|
"
|
|
while true; do
|
|
read -k key'?--- Hit selection --- '
|
|
[[ $key = [yYnNkK] ]] && break
|
|
print "Type one of y, n or k."
|
|
done
|
|
case $key in
|
|
([yY]) prefon=prefix;;
|
|
([nN]) prefon=prefix;;
|
|
esac
|
|
print "
|
|
Further, if /f*/b* is ambiguous, the shell will usually only expand
|
|
as far as the part that is unambiguous; for example, if /foo/bar and
|
|
/food/basket exist, it will wait for you to choose either /foo or /food,
|
|
and not attempt to expand the rest of the match. However, you can force
|
|
it to add all possible completions for you to resolve conflicts in the
|
|
normal way. Currently this feature is ${${suffon:+on}:-off}.
|
|
Do you want it on ([y]es, [n]o, [k]eep current setting)?
|
|
"
|
|
while true; do
|
|
read -k key'?--- Hit selection --- '
|
|
[[ $key = [yYnNkK] ]] && break
|
|
print "Type one of y, n or k."
|
|
done
|
|
case $key in
|
|
([yY]) suffon=suffix;;
|
|
([nN]) suffon=suffix;;
|
|
esac
|
|
expand=${prefon:+$prefon${suffon:+ }}${suffon}
|
|
|
|
if [[ $lssuffixes = (1|[tT]|[yY]|[oO])* ]]; then
|
|
lssuffixes=true
|
|
else
|
|
lssuffixes=
|
|
fi
|
|
print "
|
|
When listing expansions of /f/b such as /foo/bar, /foo/bad, /failed/bag,
|
|
the shell will usually only show the first part of the path if it is
|
|
ambiguous, hence /foo will appear twice. It is possible to show the
|
|
full path in this case. Currently this feature is ${${lssuffixes:+on}:-off}.
|
|
Do you want this behaviour ([y]es, [n]o, [k]eep current setting)?
|
|
"
|
|
while true; do
|
|
read -k key'?--- Hit selection --- '
|
|
[[ $key = [yYnNkK] ]] && break
|
|
print "Type one of y, n or k."
|
|
done
|
|
case $key in
|
|
([yY]) lssuffixes=true;;
|
|
([nN]) lssuffixes=;;
|
|
esac
|
|
;;
|
|
(6) print "\
|
|
On some systems, there are special forms for the start of a filename
|
|
which should be left alone by the completion system. For example, Cygwin
|
|
uses a double slash to indicate a network resource, hence a prefix of
|
|
the form \`//resource/' should be left alone. This style gives a pattern
|
|
to match any such prefixes; alternatives separated by \`|' are therefore
|
|
possible. Edit the pattern as you like. If this is empty, the shell will not
|
|
handle any prefixes specially."
|
|
if [[ -z $preserve ]]; then
|
|
preserve="//[^/]##/"
|
|
print "
|
|
Accept the default to handle network resources as just described."
|
|
fi
|
|
vared -eh -p "pattern> " preserve
|
|
;;
|
|
(q) return 1
|
|
;;
|
|
esac
|
|
|
|
done
|
|
|
|
__ci_set_this_style file-sort files
|
|
__ci_set_this_style ignore-parents ignorep
|
|
__ci_set_this_style special-dirs speciald
|
|
__ci_set_this_style squeeze-slashes squeezes
|
|
__ci_set_this_style expand expand
|
|
__ci_set_this_style list-suffixes lssuffixes
|
|
# pattern, always quote
|
|
[[ -n $preserve ]] && preserve=${(qq)preserve}
|
|
__ci_set_this_style preserve-prefix preserve
|
|
|
|
return 0
|
|
}
|
|
|
|
|
|
# TODO: history completion, jobs, prefix-needed 'n' stuff.
|
|
__ci_do_misc() {
|
|
local key
|
|
|
|
while true; do
|
|
clear
|
|
print "\
|
|
*** compinstall: options for particular types of completion ***
|
|
|
|
1. Options for file completion.
|
|
|
|
q. Return without saving.
|
|
0. Done setting options for particular completions.
|
|
"
|
|
read -k key'?--- Hit selection --- '
|
|
print
|
|
|
|
[[ $key = 0 ]] && break
|
|
|
|
case $key in
|
|
1) __ci_do_file_styles
|
|
;;
|
|
q) return 1
|
|
;;
|
|
esac
|
|
|
|
done
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
# TODO: it should probably be possible to set completion options via
|
|
# compinstall, even though they've been around for years.
|
|
|
|
while true; do
|
|
clear
|
|
print "\
|
|
*** compinstall: main menu ***
|
|
Note that hitting \`q' in menus does not abort the set of changes from
|
|
lower level menus. However, quitting at top level will ensure that nothing
|
|
at all is actually written out.
|
|
|
|
1. Completers: choose completion behaviour for tasks such as
|
|
approximation, spell-checking, expansion.
|
|
|
|
2. Matching control: set behaviour for case-insensitive matching,
|
|
extended (partial-word) matching and substring matching.
|
|
|
|
3. Styles for changing the way completions are displayed and inserted.
|
|
|
|
4. Styles for particular completions.
|
|
|
|
c. Change context (plus more information on contexts).
|
|
|
|
q. Return without saving.
|
|
0. Save and exit.
|
|
"
|
|
|
|
__ci_newline \
|
|
"--- Hit choice --- " || return 1
|
|
|
|
# note this is a string test: we require the `0' to have been typed.
|
|
[[ $key = 0 ]] && break
|
|
|
|
case $key in
|
|
1) __ci_do_completers
|
|
;;
|
|
2) __ci_do_matchers
|
|
;;
|
|
3) __ci_do_display
|
|
;;
|
|
4) __ci_do_misc
|
|
;;
|
|
c) __ci_change_context
|
|
;;
|
|
esac
|
|
done
|
|
|
|
|
|
if (( $#styles )); then
|
|
typeset style stylevals context values
|
|
for style in ${(ko)styles}; do
|
|
stylevals=(${(f)styles[$style]})
|
|
while (( $#stylevals )); do
|
|
output="$output
|
|
zstyle ${(qq)stylevals[1]} $style ${stylevals[2]}"
|
|
shift 2 stylevals
|
|
done
|
|
done
|
|
fi
|
|
|
|
if [[ -z $ifile || -d $ifile ]] ||
|
|
! read -q key"?Save new settings to $ifile ([y]es, [n]o)? "; then
|
|
print "Enter file to save in (~ will be expanded), or return to abort:"
|
|
ifile=
|
|
vared -ch -p 'file> ' ifile
|
|
if [[ $ifile != [/~]* ]]; then
|
|
ifile=$PWD/$ifile
|
|
print "[Not absolute path; updating to $ifile]"
|
|
fi
|
|
ifile=${~ifile}
|
|
fi
|
|
|
|
local tmpout=${TMPPREFIX:-/tmp/zsh}compinstall$$
|
|
zf_ln -fn =(<<<'') $tmpout && # safe tempfile creation
|
|
zf_ln -fn =(<<<'') ${tmpout}x || return 1
|
|
|
|
#
|
|
# Assemble the complete set of lines to
|
|
# insert.
|
|
#
|
|
__ci_output >>$tmpout
|
|
|
|
if [[ -n $ifile ]]; then
|
|
if [[ $ifile != *(zshrc|zlogin|zshenv) ]]; then
|
|
print "\
|
|
If you want this file to be run automatically, you should add
|
|
. $ifile
|
|
to your .zshrc. compinstall will remember the name of this file for
|
|
future use."
|
|
__ci_newline || return 1
|
|
fi
|
|
#
|
|
# Now use sed to update the file.
|
|
#
|
|
if [[ -f $ifile ]]; then
|
|
cp $ifile ${ifile}\~ &&
|
|
print "Copied old file to ${ifile}~."
|
|
else
|
|
touch $ifile
|
|
fi
|
|
if { { grep "$endline" $ifile >/dev/null 2>&1 &&
|
|
sed -e "/^[ ]*$endline/r $tmpout
|
|
/^[ ]*$startline/,/^[ ]*$endline/d" $ifile >>${tmpout}x } ||
|
|
{ cp $ifile ${tmpout}x && cat $tmpout >>${tmpout}x } } &&
|
|
cp ${tmpout}x $ifile && rm -f ${tmpout}x; then
|
|
print "\nSuccessfully added compinstall lines to $ifile."
|
|
rm -f $tmpout
|
|
else
|
|
print "\nFailure adding lines to $ifile. Lines left in \`$tmpout'"
|
|
fi
|
|
rm -f ${tmpout}x
|
|
elif read -q key'?Print them to stdout instead ([y]es, [n]o)? '; then
|
|
cat $tmpout
|
|
rm -f $tmpout
|
|
fi
|
|
|
|
if read -q key'?Set new styles for immediate use ([y]es, [n]o)? '; then
|
|
eval $output
|
|
print "The new settings are now in effect. Note this will not remove old
|
|
styles you have deleted until you restart the shell."
|
|
fi
|
|
|
|
__ci_tidyup
|
|
return 0
|