start with pms conform sorting implementation

sorting.sh

@@ -0,0 +1,30 @@
+#!/usr/bin/env bash
+
+# regex to match any ebuild https://projects.gentoo.org/pms/8/pms.html
+# [0-9]+(\.[0-9]+)+([a-z])?(_alpha|_beta|_pre|_rc|_p)?([a-z])?(-r([0-9]))?.ebuild
+
+function pms_sort() {
+	(( $# < 2 )) && if [[ -n "$1" ]]; then
+		echo "$1"
+		return 0
+	else
+		ewarn "No version for sorting provided" "\n"
+		return 2
+	fi
+	local latest=""
+	local args=""
+	args=("${@:1}")
+	for (( i = 1; i < $#; i++ )); do
+		latest="$(pms_inner_sort "${args[$i]}" "${latest:-${args[$((i - 1))]}}")"
+		echo "comparing: $((i - 1)) and $i" >> ./test
+		echo -e "args[0] = ${args[0]} and args[1] = ${args[1]} and args[2] = ${args[2]}\n" >> ./test
+	done
+	echo "$latest"
+}
+
+
+function pms_inner_sort() {
+	echo "first: $1" >> ./test
+	echo "second: $2" >> ./test
+	echo "$1"
+}

test

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+first: 0.12.4
+second: 12.23.34_dev-r43
+comparing: 0 and 1
+args[0] = 12.23.34_dev-r43 and args[1] = 0.12.4 and args[2] = 
+
+first: 0.12.4
+second: 12.23.34_dev-r43
+comparing: 0 and 1
+args[0] = 12.23.34_dev-r43 and args[1] = 0.12.4 and args[2] = 234.34.76-r6
+
+first: 234.34.76-r6
+second: 0.12.4
+comparing: 1 and 2
+args[0] = 12.23.34_dev-r43 and args[1] = 0.12.4 and args[2] = 234.34.76-r6
+