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bpkg/lib/suggest/suggest.sh

101 lines
2.0 KiB
Bash

#!/bin/bash
## suggest version
VERSION="0.0.2"
## output usage
usage () {
echo "usage: suggest [-hV] <query>"
}
## main
suggest () {
declare -a local paths=()
declare -a local seen=()
declare -a local found=()
local query="${1}"
case "${query}" in
-h|--help)
usage
return 0
;;
-V|--version)
echo "${VERSION}"
return 0
;;
*)
if [ "-" = "${query:0:1}" ]; then
echo >&2 "error: Unknown argument \`${query}'"
return 1
fi
;;
esac
## search path
{
local res=""
IFS=':' read -a paths <<< "${PATH}"
for (( i = 0; i < ${#paths[@]}; ++i )); do
local path="${paths[$i]}"
local let skip=0
## omit non existent paths
if ! test -d "${path}"; then
continue
else
for (( n = 0; n < "${#seen[@]}"; ++n )); do
if [ "${path}" = "${seen[$n]}" ]; then
skip=1;
break;
fi
done
## check if skip needed
if [ "1" = "${skip}" ]; then
continue
fi
fi
## mark seen
seen+=( "${path}" )
## find in path
if res=$(find "${path}" -name "${query}*" -prune -print 2>/dev/null); then
if [ -z "${res}" ]; then
continue
fi
res="$(echo ${res} | tr '\n' ' ')"
## add to found count
found+=( $(echo -n "${res}") )
fi
done
}
## get total
count="${#found[@]}"
if (( ${count} == 1 )); then
echo "${found[0]}"
elif (( ${count} > 0 )); then
printf "suggest: found %d result(s)\n" ${count}
echo
for (( i = 0; i < ${count}; ++i )); do
printf "%d %s\n" $(echo -n ${found[$i]} | wc -c | tr -d ' ') "${found[$i]}"
done | sort -n | awk '{ print $2 }' | xargs printf ' %s\n'
else
echo "suggest: Couldn't anything to match \`${query}'"
return 1
fi
return 0
}
## export or run
if [[ ${BASH_SOURCE[0]} != $0 ]]; then
export -f suggest
else
suggest "$@"
fi