From 596e91638cbe8b583dff4fdfc5a52e9d3840b20f Mon Sep 17 00:00:00 2001
From: Arnaud Porterie <arnaud.porterie@docker.com>
Date: Wed, 6 May 2015 14:35:10 -0700
Subject: [PATCH] Remove unused Dockerfile instruction INSERT

Signed-off-by: Arnaud Porterie <arnaud.porterie@docker.com>
---
 builder/command/command.go | 2 --
 builder/dispatchers.go     | 5 -----
 builder/evaluator.go       | 1 -
 builder/parser/parser.go   | 1 -
 4 files changed, 9 deletions(-)

diff --git a/builder/command/command.go b/builder/command/command.go
index 16544f0267..8e5d980321 100644
--- a/builder/command/command.go
+++ b/builder/command/command.go
@@ -16,7 +16,6 @@ const (
 	Expose     = "expose"
 	Volume     = "volume"
 	User       = "user"
-	Insert     = "insert"
 )
 
 // Commands is list of all Dockerfile commands
@@ -35,5 +34,4 @@ var Commands = map[string]struct{}{
 	Expose:     {},
 	Volume:     {},
 	User:       {},
-	Insert:     {},
 }
diff --git a/builder/dispatchers.go b/builder/dispatchers.go
index 7d1dab6407..4d4c123963 100644
--- a/builder/dispatchers.go
+++ b/builder/dispatchers.go
@@ -512,8 +512,3 @@ func volume(b *Builder, args []string, attributes map[string]bool, original stri
 	}
 	return nil
 }
-
-// INSERT is no longer accepted, but we still parse it.
-func insert(b *Builder, args []string, attributes map[string]bool, original string) error {
-	return fmt.Errorf("INSERT has been deprecated. Please use ADD instead")
-}
diff --git a/builder/evaluator.go b/builder/evaluator.go
index bdcc6b29a8..49e4a76481 100644
--- a/builder/evaluator.go
+++ b/builder/evaluator.go
@@ -71,7 +71,6 @@ func init() {
 		command.Expose:     expose,
 		command.Volume:     volume,
 		command.User:       user,
-		command.Insert:     insert,
 	}
 }
 
diff --git a/builder/parser/parser.go b/builder/parser/parser.go
index f68c710c06..2260cd5270 100644
--- a/builder/parser/parser.go
+++ b/builder/parser/parser.go
@@ -61,7 +61,6 @@ func init() {
 		command.Entrypoint: parseMaybeJSON,
 		command.Expose:     parseStringsWhitespaceDelimited,
 		command.Volume:     parseMaybeJSONToList,
-		command.Insert:     parseIgnore,
 	}
 }