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#!/usr/bin/env bash
_<<<bin_name>>>_bash_completion() {
local line="${COMP_LINE:0:COMP_POINT}"
local cur="${line##* }"
local prev=""
local word_index=1
local before="${line:0:$(( ${#line} - ${#cur} ))}"
local -a before_words
if [[ -n "$before" ]]; then
read -ra before_words <<< "$before"
word_index=$(( ${#before_words[@]} + 1 ))
if [[ $word_index -gt 1 ]]; then
prev="${before_words[${#before_words[@]}-1]}"
fi
fi
local args=()
args+=(-f "${COMP_LINE//-/^}")
args+=(-C "$COMP_POINT")
args+=(-w "${cur//-/^}")
args+=(-p "${prev//-/^}")
args+=(-c "${COMP_WORDS[0]//-/^}")
args+=(-i "$word_index")
args+=(-F "bash")
for word in "${COMP_WORDS[@]}"; do
args+=(-a "${word//-/^}")
done
local suggestions
if suggestions=$(<<<bin_name>>> __comp "${args[@]}" 2>/dev/null); then
if [ $? -eq 0 ]; then
if [ "$suggestions" = "_file_" ]; then
compopt -o default
COMPREPLY=()
return
fi
if [ -n "$suggestions" ]; then
local -a all_suggestions filtered
mapfile -t all_suggestions < <(printf '%s\n' "$suggestions")
for suggestion in "${all_suggestions[@]}"; do
[ -z "$cur" ] || [[ "$suggestion" == "$cur"* ]] && filtered+=("$suggestion")
done
if [ ${#filtered[@]} -gt 0 ]; then
COMPREPLY=("${filtered[@]}")
if [[ "$cur" == *:* && "$COMP_WORDBREAKS" == *:* ]]; then
local colon_prefix="${cur%"${cur##*:}"}"
local -a ltrimmed=()
for suggestion in "${COMPREPLY[@]}"; do
ltrimmed+=("${suggestion#"$colon_prefix"}")
done
COMPREPLY=("${ltrimmed[@]}")
fi
fi
return
fi
fi
fi
COMPREPLY=()
}
complete -F _<<<bin_name>>>_bash_completion <<<bin_name>>>
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