Move builder files to builder/dockerfile

Signed-off-by: Tibor Vass <tibor@docker.com>
Upstream-commit: f41230b93a77ca7f4d84718f39a4847b6117f694
Component: engine

components/engine/builder/dockerfile/parser/dumper/main.go

@@ -0,0 +1,32 @@
+package main
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/docker/docker/builder/parser"
+)
+
+func main() {
+	var f *os.File
+	var err error
+
+	if len(os.Args) < 2 {
+		fmt.Println("please supply filename(s)")
+		os.Exit(1)
+	}
+
+	for _, fn := range os.Args[1:] {
+		f, err = os.Open(fn)
+		if err != nil {
+			panic(err)
+		}
+
+		ast, err := parser.Parse(f)
+		if err != nil {
+			panic(err)
+		} else {
+			fmt.Println(ast.Dump())
+		}
+	}
+}