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countConsoleLogs.sh

#!/bin/sh

# this script has been tested on mac bash/terminal

# test valid input argument (directory path)

echo "ths is arg #: $#"

if [ $# -eq 0 ]; then
    echo "no directory to search from supplied"
    exit 1
else
    ls $1 &> /dev/null
    if [ "$?" -ne "0" ]; then
        echo "not a valid directory path"
        exit 1
    fi
fi

show_line_number_and_starting_char_number=false

# check optional flags
while getopts ":n:h:" option; do
  case $option in
    n)
      # code to execute when flag1 is provided
      show_line_number_and_starting_char_number=true
      ;;
    h)
      # code to execute when flag2 is provided
        cat << EOF
            want my help 
            instructions for program
            to go here
        EOF
        exit 0
      ;;
    *)
      # code to execute when an unknown flag is provided
      echo "Usage: $0 [-n] [-h] directory"
      exit 1
      ;;
  esac
done

# if valid input directory path
dir=$1

echo "searching for console.log's from root dir: $dir"
n=0
for f in $(find $dir -type f -print); do
    # console\s*(\.|\.\n|\n\.)\s*log is new console.log pattern to match for
    # console.log was original pattern match/very primitive

    console_logs_found_in_file=$(cat $f | grep -i -o -E 'console\s*(\.|\.\n|\n\.)\s*log' | wc -l | tr -d '[:blank:]')
    if [ $console_logs_found_in_file -gt 0 ]; then
        echo "$console_logs_found_in_file found in $f"
        n=$((n + console_logs_found_in_file))
    fi
done
echo "total of $n console.log's found"
exit 0 # not sure if this needed really, default exit of program/script may be exit 0