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# alias last and save
# use `als c NAME` to chop off the last argument (for filenames/patterns)
als() {
	local aliasfile chop x
	[[ $# == 0 ]] && echo "Name your alias" && return
	if [[ $1 == "c" ]]; then
		chop=true
		shift
	fi
	aliasfile=~/.bash_it/aliases/custom.aliases.bash
	touch $aliasfile
	if [[ `cat "$aliasfile" |grep "alias ${1// /}="` != "" ]]; then
		echo "Alias ${1// /} already exists"
	else
		x=`history 2 | sed -e '$!{h;d;}' -e x | sed -e 's/.\{7\}//'`
		if [[ $chop == true ]]; then
			echo "Chopping..."
			x=$(echo $x | rev | cut -d " " -f2- | rev)
		fi
		echo -e "\nalias ${1// /}=\"`echo $x|sed -e 's/ *$//'|sed -e 's/\"/\\\\"/g'`\"" >> $aliasfile && source $aliasfile
		alias $1
	fi
}