My_Bash

# ---------------------
# Tab improvements
# ---------------------

bind 'set completion-ignore-case on'
bind 'set show-all-if-ambiguous on'
bind 'TAB: menu-complete'

# ---------------------
# History
# ---------------------

# Larger bash history (allow 32³ entries; default is 500)
export HISTSIZE=32768
export HISTFILESIZE=$HISTSIZE

# ---------------------
# Path
# ---------------------



# ---------------------
# Sublime
# ---------------------

# Make sublime our editor of choice
export EDITOR="sublime -w"

# -----------------------
# Alias
# ------------------------

# Open files with Sublime
alias subl='open -a "Sublime Text 2"'
alias xcode='open -a Xcode'
alias ll='ls -fa'
alias reload="source ~/.bash_profile"
alias b="cd .."
alias bash="sublime ~/.bash_profile"
alias trash="rm -rf ~/.Trash/*"

# prompt before deleting!
alias rm="rm -i"

# ---------------------
# Colors
# ---------------------

# Adds colors to LS
export CLICOLOR=1
# http://geoff.greer.fm/lscolors/
export LSCOLORS=bxexcxdxbxegedabagacad
# prompt colors
BLACK="\[\e[0;30m\]"
RED="\033[1;31m"
ORANGE="\033[1;33m"
GREEN="\033[1;32m"
PURPLE="\033[1;35m"
WHITE="\033[1;37m"
YELLOW="\[\e[0;33m\]"
CYAN="\[\e[0;36m\]"
BLUE="\[\e[0;34m\]"
BOLD=""
RESET="\033[m"

# -----------------
# Git status in the prompt
# -----------------

# Long git to show + ? !
is_git_repo() {
    $(git rev-parse --is-inside-work-tree &> /dev/null)
}
is_git_dir() {
    $(git rev-parse --is-inside-git-dir 2> /dev/null)
}
get_git_branch() {
    local branch_name
    # Get the short symbolic ref
    branch_name=$(git symbolic-ref --quiet --short HEAD 2> /dev/null) ||
    # If HEAD isn't a symbolic ref, get the short SHA
    branch_name=$(git rev-parse --short HEAD 2> /dev/null) ||
    # Otherwise, just give up
    branch_name="(unknown)"
    printf $branch_name
}

# ---------------------
# Git status information
# ---------------------
prompt_git() {
    local git_info git_state uc us ut st
    if ! is_git_repo || is_git_dir; then
        return 1
    fi
    git_info=$(get_git_branch)
    # Check for uncommitted changes in the index
    if ! $(git diff --quiet --ignore-submodules --cached); then
        uc="+"
    fi
    # Check for unstaged changes
    if ! $(git diff-files --quiet --ignore-submodules --); then
        us="!"
    fi
    # Check for untracked files
    if [ -n "$(git ls-files --others --exclude-standard)" ]; then
        ut="${RED}?"
    fi
    # Check for stashed files
    if $(git rev-parse --verify refs/stash &>/dev/null); then
        st="°"
    fi
    git_state=$uc$us$ut$st
    # Combine the branch name and state information
    if [[ $git_state ]]; then
        git_info="$git_info${RESET}[$git_state${RESET}]"
    fi
    printf "${WHITE} on ${style_branch}${git_info}"
}

#----------------------
# style the prompt
# ---------------------
style_user="\[${RESET}${WHITE}\]"
style_path="\[${RESET}${CYAN}\]"
style_chars="\[${RESET}${WHITE}\]"
style_branch="${RED}"

# ---------------------
# Build the prompt
# ---------------------
PS1=""
PS1+="${style_user}\u"                          # Username
PS1+="${style_path} \w"                     # Working directory
PS1+="\$(prompt_git)"                       # Git details
PS1+="\n"                                               # Newline
PS1+="${style_chars}\$ \[${RESET}\]"     # $ (and reset color)