#!/usr/bin/env nash

# Simple init script for you base your own
# For a more complete and organized .nash see:
# https://github.com/tiago4orion/dotnash

# PROMPT is a special variable used by nash command line to
# setup your prompt.
var RED = ""
var GREEN = ""
var RESET = ""
var PROMPTSYM = "λ> "
var DEFPROMPT = $RED+$PROMPTSYM+$RESET

setenv PROMPT = $DEFPROMPT

# cd overrides built-in cd
# Add the current branch before prompt (if current directory is a git repo)
fn cd(path) {
	var branch = ""
	var prompt = ""

	if $path == "" {
		path = $HOME
	}

	chdir($path)

	var _, status <= test -d ./.git

	if $status != "0" {
		prompt = $DEFPROMPT
	} else {
		branch <= git rev-parse --abbrev-ref HEAD | xargs echo -n

		prompt = "("+$GREEN+$branch+$RESET+")"+$DEFPROMPT
	}

	setenv PROMPT = $prompt
}

bindfn cd cd

# syntax sugar to cd into go project
fn gocd(path) {
	cd $GOPATH+"/src/"+$path
}

bindfn gocd gocd