#!/bin/bash

set -o errexit

function show_usage {
  cat <<EOF
Usage: $0 [--help] [filename]
View a TSV file at the command line.
  --help        Show this help text.
  filename      tabulated file to be viewed
EOF
  exit -1
}

if [ "$1" == "--help" -o "$1" == "" ]; then
  show_usage
fi

column -ts $'\t' < "$1" | less -#.3 -N -S