Initial commit

units/input/cli.go

@@ -0,0 +1,17 @@
+package input
+
+import (
+	"flag"
+
+	"code.google.com/p/go.net/context"
+)
+
+func FromFlag(ctx context.Context) context.Context {
+	var num int
+	flag.IntVar(&num, "num", 0, "Pass this number")
+	flag.Parse()
+
+	ctx = context.WithValue(ctx, "num", num)
+
+	return ctx
+}