feat(fgrep): added fgrep

.gitignore

@@ -10,3 +10,4 @@ scripts/*
 !scripts/fstat
 !scripts/funtrack
 !scripts/fupgrade
+!scripts/fgrep

helper/git_query.sh

@@ -189,3 +189,26 @@ function get_stash() {
         print $1
       }'
 }
+
+#######################################
+# Using git grep to find word within
+# all tracked files in the bare repo.
+# Arguments:
+#   $1: the help message to display in header
+#   $2: if exists, don't do multi select, only allow single selection
+# Outputs:
+#   the selected file name with it's line number and line, seperated by ":"
+#   e.g. .bash_profile:1:echo hello
+#######################################
+function grep_lines() {
+  local header="${1:-select lines to edit}"
+  set_fzf_multi "$2"
+  cd "${DOTBARE_TREE}"
+  git --git-dir="${DOTBARE_DIR}" --work-tree="${DOTBARE_TREE}" \
+    grep --line-number -- . \
+    | fzf --delimiter : --nth 3.. --header="${header}" \
+        --preview "${mydir}/../helper/preview.sh ${DOTBARE_TREE}/{}" \
+    | awk -F ":" -v home="${DOTBARE_TREE}" '{
+        print home "/" $1 ":" $2
+      }'
+}

scripts/fgrep

@@ -0,0 +1,59 @@
+#!/usr/bin/env bash
+#
+# Grep for words within all dotfiles
+#
+# @params
+# Globals
+#   mydir: path to this current script
+#   selected_lines: selected lines to edit
+# Arguments
+#   -h|--help: show help message and exit
+
+set -e
+set -f
+
+mydir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+source "${mydir}"/../helper/set_variable.sh
+source "${mydir}"/../helper/git_query.sh
+
+function usage() {
+  echo -e "Usage: dotbare fedit [-h] ...
+  
+Grep words within tracked files and select to edit them through fzf.
+
+Optional arguments:
+  -h, --help\t\tshow this help message and exit."
+}
+
+selected_lines=()
+
+while [[ "$#" -gt 0 ]]; do
+  case "$1" in
+    -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+=("${line}")
+      ;;
+  esac
+done < <(grep_lines)
+
+[[ "${#selected_lines[@]}" -eq 0 ]] && exit 1
+
+"${EDITOR}" "${selected_lines[@]}"