From 086724e1a36e29ba86d68cac31507ce539b01e39 Mon Sep 17 00:00:00 2001
From: Solomon Hykes <solomon@docker.com>
Date: Thu, 27 Mar 2014 18:25:49 -0700
Subject: [PATCH] beam/data: Message.Parse creates a message from shell-style
 'key=value' arguments

Docker-DCO-1.1-Signed-off-by: Solomon Hykes <solomon@docker.com> (github: shykes)
---
 beam/data/message.go | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/beam/data/message.go b/beam/data/message.go
index e6536f8..193fb7b 100644
--- a/beam/data/message.go
+++ b/beam/data/message.go
@@ -11,6 +11,22 @@ func Empty() Message {
 	return Message(Encode(nil))
 }
 
+func Parse(args []string) Message {
+	data := make(map[string][]string)
+	for _, word := range args {
+		if strings.Contains(word, "=") {
+			kv := strings.SplitN(word, "=", 2)
+			key := kv[0]
+			var val string
+			if len(kv) == 2 {
+				val = kv[1]
+			}
+			data[key] = []string{val}
+		}
+	}
+	return Message(Encode(data))
+}
+
 func (m Message) Add(k, v string) Message {
 	data, err := Decode(string(m))
 	if err != nil {