git-log-s-batch

git-log-s-batch.sh

#!/bin/bash

set -e

# git-log-s-batch.sh
#
# Take in a newline-separated list of strings to look for with `git log -S` in
# the current directory. Prints out all the strings that had some result when
# run through `git log -S`.
#
# Usage:
#   echo "foo\nbar" | git-log-s-batch.sh
#   cat list-of-things.txt | git-log-s-batch.sh
#   git-log-s-batch.sh < list-of-things.txt

matches=()

while IFS=$'\n' read -r line; do
  if [[ $(git log -S "$line") ]]; then
    matches+=("$line")
  fi
done

matches_len=${#matches[@]}
if [[ $matches_len -eq 0 ]]; then
  echo "No matches found"
  exit 0
fi

echo "Matches found:"
echo ""
echo "${matches[*]}" | sed 's| |\n|g'