.functions

# Create a new directory and enter it
function mkd() {
    mkdir -p "$@" && cd "$@";
}

# Use Git’s colored diff when available
hash git &>/dev/null;
if [ $? -eq 0 ]; then
    function diff() {
        git diff --no-index --color-words "$@";
    }
fi;

# Start an HTTP server from a directory, optionally specifying the port
function server() {
    local port="${1:-8000}";
    sleep 1 && open "http://localhost:${port}/" &
    # Set the default Content-Type to `text/plain` instead of `application/octet-stream`
    # And serve everything as UTF-8 (although not technically correct, this doesn’t break anything for binary files)
    python -c $'import SimpleHTTPServer;\nmap = SimpleHTTPServer.SimpleHTTPRequestHandler.extensions_map;\nmap[""] = "text/plain";\nfor key, value in map.items():\n\tmap[key] = value + ";charset=UTF-8";\nSimpleHTTPServer.test();' "$port";
}

# `s` with no arguments opens the current directory in Sublime Text, otherwise
# opens the given location
function s() {
    if [ $# -eq 0 ]; then
        subl .;
    else
        subl "$@";
    fi;
}

# `tre` is a shorthand for `tree` with hidden files and color enabled, ignoring
# the `.git` directory, listing directories first. The output gets piped into
# `less` with options to preserve color and line numbers, unless the output is
# small enough for one screen.
function tre() {
    tree -aC -I '.git|node_modules|bower_components' --dirsfirst "$@" | less -FRNX;
}