62 lines
2.1 KiB
Bash
62 lines
2.1 KiB
Bash
#!/usr/bin/env bash
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# FIXME
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# partials are currently readline words, but these can't be reliably compared against literal data. We need to make them literal first.. in a safe way. Currently using xargs' quote parser as a hack.
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# Process literal completion options in COMPREPLY
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#
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# 1. Filter COMPREPLY by excluding the options that do not match the word that is being completed.
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# 2. Shell-escape the COMPREPLY words so they remain syntactical words when injected into the completed command.
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# 3. Add a space after the words so successful completions advance to the next word
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# (we disabled this default behavior with -o nospace so we can do completions that don't want this, eg. directory names)
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_comp_finish_completions() {
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local partial=$(xargs <<< "${COMP_WORDS[COMP_CWORD]}") # FIXME
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local word words=( "${COMPREPLY[@]}" )
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COMPREPLY=()
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for word in "${words[@]}"; do
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( shopt -s nocasematch; [[ $word = $partial* ]] ) && COMPREPLY+=( "$(printf '%q ' "$word")" )
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done
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if (( ${#COMPREPLY[@]} > 1 )) && [[ $_comp_title ]]; then
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printf '\n%s:' "$_comp_title"
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unset _comp_title
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fi
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}
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# Perform pathname completion.
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#
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# 1. Populate COMPREPLY with pathnames.
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# 2. Shell-escape the COMPREPLY words so they remain syntactical words when injected into the completed command.
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# 3. Add a space after file names so successful completions advance to the next word.
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# Directory names are suffixed with a / instead so we can keep completing the files inside.
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_comp_complete_path() {
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local partial=$(xargs <<< "${COMP_WORDS[COMP_CWORD]}")
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local path
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COMPREPLY=()
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for path in "$partial"*; do
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if [[ -d $path ]]; then
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COMPREPLY+=( "$(printf '%q/' "$path")" )
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elif [[ -e $path ]]; then
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COMPREPLY+=( "$(printf '%q ' "$path")" )
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fi
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done
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}
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_show_args() {
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echo
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local i=0
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for arg; do
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printf "arg %d: %s\n" "$((i++))" "$arg"
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done
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i=0
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for word in "${COMP_WORDS[@]}"; do
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printf "word %d: %s -> %s %s\n" "$i" "$word" "$(xargs <<< "$word")" "$( ((i == $COMP_CWORD)) && echo '<CWORD>' )"
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let i++
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done
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}
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