dotbare/scripts/fgrep

#!/usr/bin/env bash
#
# Grep for words within all dotfiles
#
# @params
# Globals
#   mydir: path to this current script
#   selected_lines: selected lines to edit
#   fzf_search_delimiter: the col to start searching in fzf
# Arguments
#   -h|--help: show help message and exit
#   -c COL| --col COL: use a different delimiter in fzf search
#   -f|--full: include file name in fzf searching, as if using --col 1

set -e
set -f

mydir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
source "${mydir}"/../helper/set_variable.sh
source "${mydir}"/../helper/git_query.sh

function usage() {
  echo -e "Usage: dotbare fgrep [-h] [-c] [-f] ...

Grep words within tracked files and select to edit matches.

Default: start searching from 3rd column (excluding the file name during search).

Optional arguments:
  -h, --help\t\tshow this help message and exit.
  -c COL, --col COL\tspecify the column number to start searching.
  -f, --full\t\tinclude all column during search, as if using '--col 1'."
}

selected_lines=()
fzf_search_delimiter=3

while [[ "$#" -gt 0 ]]; do
  case "$1" in
    -c|--col)
      fzf_search_delimiter="$2"
      shift
      shift
      ;;
    -f|--full)
      fzf_search_delimiter=1
      shift
      ;;
    -h|--help)
      usage
      exit 0
      ;;
    *)
      echo "Invalid option: $1" >&2
      usage
      exit 1
      ;;
  esac
done

while IFS= read -r line; do
  case "${EDITOR}" in
    vim|nvim|nano)
      # line number = "${line##*:}"
      # file name = "${line%%:*}"
      selected_lines+=(+"${line##*:}" "${line%%:*}")
      ;;
    *)
      selected_lines+=("${line}")
      ;;
  esac
done < <(grep_words "select matches to edit" "${fzf_search_delimiter}")

[[ "${#selected_lines[@]}" -eq 0 ]] && exit 1

"${EDITOR}" "${selected_lines[@]}"