#!/usr/bin/env bash
# Mkdir and cd into a directory
# Usage: mkcd <directory_name>
set -euo pipefail
if [[ $# -ne 1 ]]; then
    echo "Usage: mkcd <directory_name>"
    exit 1
fi

DIR="$1"
if [[ -d "$DIR" ]]; then
    echo "Directory '$DIR' already exists, cding into it."
else
    echo "Creating directory '$DIR'."
    mkdir -p "$DIR"
fi

cd "$DIR" || { echo "Failed to change directory to '$DIR'"; exit 1; }
echo "Changed directory to '$DIR'."
ls -la