config.fish set environment variables from bash_profile

config.fish

set -g -x fish_greeting ''

function fish_prompt
    importProfile ~/.bashrc
    set_color $fish_color_cwd
    echo -n (prompt_pwd)
    echo -n (git-radar --fish --fetch)
    set_color normal
    echo -n ' > '
end

function importProfile
	egrep "^export " $argv | while read e
		set var (echo $e | sed -E "s/^export ([A-Z_0-9]+)=(.*)\$/\1/")
		set value (echo $e | sed -E "s/^export ([A-Z_0-9]+)=(.*)\$/\2/")
		
		# remove comments if existing
		set value (echo $value | sed -E "s/# [A-Za-z ]+//g")

		# remove surrounding quotes if existing
		set value (echo $value | sed -E "s/\"//g")

		if test $var = "PATH"
			# replace ":" by spaces. this is how PATH looks for Fish
			set value (echo $value | sed -E "s/:/ /g")

			# use eval because we need to expand the value
			eval set -xg $var $value

			continue
		end

		# evaluate variables. we can use eval because we most likely just used "$var"
		set value (eval echo $value)

		#echo "set -xg '$var' '$value' (via '$e')"
		set -xg $var $value
	end
end