#!/bin/bash
set -euo pipefail

POSITIONAL=()
while [[ $# -gt 0 ]]
do
key="$1"

case $key in
    *)    # unknown option
    POSITIONAL+=("$1") # save it in an array for later
    shift # past argument
    ;;
esac
done
set -- "${POSITIONAL[@]}" # restore positional parameters

FILENAME="${POSITIONAL[0]}"

go tool cover -html="$FILENAME" -o "$FILENAME.html"
elinks "$FILENAME.html"
rm "$FILENAME.html"