From e8bf776d4f72739331ca5e051b5cbd22474e1cc1 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)
Upstream-commit: 08686f1d2108bbe93d02e870abe8b944b1fe022b
Component: engine
---
 components/engine/pkg/beam/data/message.go | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/components/engine/pkg/beam/data/message.go b/components/engine/pkg/beam/data/message.go
index e6536f83e0..193fb7b241 100644
--- a/components/engine/pkg/beam/data/message.go
+++ b/components/engine/pkg/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 {