zsh profile

.zshrc

# echo current git branch
parse_git_branch() {
    git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/ \1/'
}

# echo "*" if git status is unclean
parse_git_status() {
    GIT_STATUS="$(git status 2>&1)"
    if [[ $GIT_STATUS != *"clean"* ]] && 
       [[ $GIT_STATUS != *"not a git repository"* ]]; 
    then
        echo "*"
    else
        echo ""
    fi
}

# set custom zsh prompt, example:
# ~/dev/vapor/vapor master* $
PS1='%F{magenta}%~%f%F{cyan}$(parse_git_branch)%f$(parse_git_status) $ '
# enable prompt refreshing
setopt promptsubst

# set terminal title to current directory
precmd() {
    echo -ne "\e]1;$(dirs)\a"
}

# Setting PATH for Python 3.7
# The original version is saved in .bash_profile.pysave
PATH="/Library/Frameworks/Python.framework/Versions/3.7/bin:${PATH}"
export PATH


# Executes /bin/sh in a Swift docker container
_swift_linux() {
    docker run -it -v $PWD:/root/code -w /root/code vapor/swift:5.0 /bin/sh
}
alias swift-linux='_swift_linux'