brew-where.sh

#!/bin/sh

if [[ $EUID == 0 ]]; then
  echo "Refusing to run as sudo" 2>&1
  exit 1
fi

# check if library exists
# lib exists if there is installed version in brew
checkLib() {
  typeset ret_code
  ret_code=`brew ls --versions $1 2>&1 & echo $?`
  if [[ $ret_code != 0 ]]; then
    return 1
  else
    return 0
  fi
}

# install library with brew
installLib() {
  typeset ret_code
  ret_code=`eval "brew install ${1}" 2>&1 & echo $?`

  if [[ $ret_code == 0 ]]; then
    return 1
  else
    return 0
  fi
}

# void main
if ( checkLib $* ); then
  if ( installLib $* ); then
    echo "Installed \"$1\" for you :)"
  else
    echo "Fatal error, run \"brew install $1\" by yourself :("
  fi
else
  eval whereis $1
  eval which $1
  eval brew ls --versions $1
fi

exit 0