Minimal zsh theme

zsh

# write to ~/.oh-my-zsh/themes/minimal-3.zsh-theme
# then set ~/.zshrc ZSH_THEME='minimal-3'

# Define colors
autoload -U colors && colors
SUCCESS_COLOR=$fg[green]
ERROR_COLOR=$fg[red]
TEXT_COLOR=$fg[black]   # Set printout text color to black
RESET_COLOR=$reset_color

# Prompt components
build_prompt() {
  # Status of last command
  if [[ $? -eq 0 ]]; then
    STATUS="${SUCCESS_COLOR}✔${RESET_COLOR}"
  else
    STATUS="${ERROR_COLOR}✘${RESET_COLOR}"
  fi

  # Show only the current directory name in black
  local dir_name="${TEXT_COLOR}%2~${RESET_COLOR}"

  # Git branch
  local git_branch=""
  if git rev-parse --is-inside-work-tree &>/dev/null; then
    git_branch="${TEXT_COLOR}$(git rev-parse --abbrev-ref HEAD)${RESET_COLOR}"

    # Check for modifications or untracked files
    if [[ -n $(git status --porcelain) ]]; then
      git_branch="${git_branch}*"
    fi
  fi

  # Display prompt with components
  PROMPT="${STATUS} ${dir_name} ${git_branch} > "
}

# Set prompt function
precmd() { build_prompt }