packer: More comments/docs

de03e976 · Mitchell Hashimoto · 4fc76443 · de03e976
Commit de03e976 authored May 10, 2013 by Mitchell Hashimoto
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packer/environment.go packer/environment.go +2 -0

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--- a/packer/environment.go
+++ b/packer/environment.go
@@ -10,8 +10,10 @@ import (
 	"strings"
 )
+// The function type used to lookup Builder implementations.
 type BuilderFunc func(name string) (Builder, error)
+// The function type used to lookup Command implementations.
 type CommandFunc func(name string) (Command, error)
 // The environment interface provides access to the configuration and