Switch to github.com/golang/dep for vendoring

Signed-off-by: Mrunal Patel <mrunalp@gmail.com>

vendor/k8s.io/kubernetes/pkg/version/verflag/verflag.go

@@ -0,0 +1,101 @@
+/*
+Copyright 2014 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Package verflag defines utility functions to handle command line flags
+// related to version of Kubernetes.
+package verflag
+
+import (
+	"fmt"
+	"os"
+	"strconv"
+
+	flag "github.com/spf13/pflag"
+	"k8s.io/kubernetes/pkg/version"
+)
+
+type versionValue int
+
+const (
+	VersionFalse versionValue = 0
+	VersionTrue  versionValue = 1
+	VersionRaw   versionValue = 2
+)
+
+const strRawVersion string = "raw"
+
+func (v *versionValue) IsBoolFlag() bool {
+	return true
+}
+
+func (v *versionValue) Get() interface{} {
+	return versionValue(*v)
+}
+
+func (v *versionValue) Set(s string) error {
+	if s == strRawVersion {
+		*v = VersionRaw
+		return nil
+	}
+	boolVal, err := strconv.ParseBool(s)
+	if boolVal {
+		*v = VersionTrue
+	} else {
+		*v = VersionFalse
+	}
+	return err
+}
+
+func (v *versionValue) String() string {
+	if *v == VersionRaw {
+		return strRawVersion
+	}
+	return fmt.Sprintf("%v", bool(*v == VersionTrue))
+}
+
+// The type of the flag as required by the pflag.Value interface
+func (v *versionValue) Type() string {
+	return "version"
+}
+
+func VersionVar(p *versionValue, name string, value versionValue, usage string) {
+	*p = value
+	flag.Var(p, name, usage)
+	// "--version" will be treated as "--version=true"
+	flag.Lookup(name).NoOptDefVal = "true"
+}
+
+func Version(name string, value versionValue, usage string) *versionValue {
+	p := new(versionValue)
+	VersionVar(p, name, value, usage)
+	return p
+}
+
+var (
+	versionFlag = Version("version", VersionFalse, "Print version information and quit")
+)
+
+// PrintAndExitIfRequested will check if the -version flag was passed
+// and, if so, print the version and exit.
+func PrintAndExitIfRequested() {
+	if *versionFlag == VersionRaw {
+		fmt.Printf("%#v\n", version.Get())
+		os.Exit(0)
+	} else if *versionFlag == VersionTrue {
+		fmt.Printf("Kubernetes %s\n", version.Get())
+		os.Exit(0)
+	}
+}