#!/usr/bin/env sh

if [ $# -eq 0 ] || [ $# -gt 2 ]
then
    printf "Usage: $0 <extension> [editor]\n"
    exit 1
fi

name=$(mktemp --suffix=".$1")
editor=""

if [ $# -eq 1 ]
then
    if [ -z "$EDITOR" ]
    then
        editor="vim";
    else
        editor="$EDITOR";
    fi
elif [ $# -eq 2 ]
then
    editor="$2"
fi

$editor $name