From ede1e6d4754f3cffeac72f5d760fe4d87c5ae570 Mon Sep 17 00:00:00 2001
From: Nan Monnand Deng <monnand@gmail.com>
Date: Tue, 23 Jul 2013 17:05:13 -0400
Subject: [PATCH] Rename: VersionChecker->VersionInfo.

---
 registry/registry.go | 16 ++++++++--------
 runtime_test.go      | 12 ++++++------
 server.go            | 22 +++++++++++-----------
 3 files changed, 25 insertions(+), 25 deletions(-)

diff --git a/registry/registry.go b/registry/registry.go
index 6ba80cbea5..e6f4f592e2 100644
--- a/registry/registry.go
+++ b/registry/registry.go
@@ -98,9 +98,9 @@ func ResolveRepositoryName(reposName string) (string, string, error) {
 	return endpoint, reposName, err
 }
 
-// VersionChecker is used to model entities which has a version.
+// VersionInfo is used to model entities which has a version.
 // It is basically a tupple with name and version.
-type VersionChecker interface {
+type VersionInfo interface {
 	Name() string
 	Version() string
 }
@@ -114,7 +114,7 @@ func doWithCookies(c *http.Client, req *http.Request) (*http.Response, error) {
 
 // Set the user agent field in the header based on the versions provided
 // in NewRegistry() and extra.
-func (r *Registry) setUserAgent(req *http.Request, extra ...VersionChecker) {
+func (r *Registry) setUserAgent(req *http.Request, extra ...VersionInfo) {
 	if len(r.baseVersions)+len(extra) == 0 {
 		return
 	}
@@ -569,11 +569,11 @@ type ImgData struct {
 type Registry struct {
 	client          *http.Client
 	authConfig      *auth.AuthConfig
-	baseVersions    []VersionChecker
+	baseVersions    []VersionInfo
 	baseVersionsStr string
 }
 
-func validVersion(version VersionChecker) bool {
+func validVersion(version VersionInfo) bool {
 	stopChars := " \t\r\n/"
 	if strings.ContainsAny(version.Name(), stopChars) {
 		return false
@@ -586,11 +586,11 @@ func validVersion(version VersionChecker) bool {
 
 // Convert versions to a string and append the string to the string base.
 //
-// Each VersionChecker will be converted to a string in the format of
+// Each VersionInfo will be converted to a string in the format of
 // "product/version", where the "product" is get from the Name() method, while
 // version is get from the Version() method. Several pieces of verson information
 // will be concatinated and separated by space.
-func appendVersions(base string, versions ...VersionChecker) string {
+func appendVersions(base string, versions ...VersionInfo) string {
 	if len(versions) == 0 {
 		return base
 	}
@@ -612,7 +612,7 @@ func appendVersions(base string, versions ...VersionChecker) string {
 	return buf.String()
 }
 
-func NewRegistry(root string, authConfig *auth.AuthConfig, baseVersions ...VersionChecker) (r *Registry, err error) {
+func NewRegistry(root string, authConfig *auth.AuthConfig, baseVersions ...VersionInfo) (r *Registry, err error) {
 	httpTransport := &http.Transport{
 		DisableKeepAlives: true,
 		Proxy:             http.ProxyFromEnvironment,
diff --git a/runtime_test.go b/runtime_test.go
index 6b94e5ce2c..74ca09cc8d 100644
--- a/runtime_test.go
+++ b/runtime_test.go
@@ -18,12 +18,12 @@ import (
 )
 
 const (
-	unitTestImageName	= "docker-test-image"
-	unitTestImageID		= "83599e29c455eb719f77d799bc7c51521b9551972f5a850d7ad265bc1b5292f6" // 1.0
-	unitTestNetworkBridge	= "testdockbr0"
-	unitTestStoreBase	= "/var/lib/docker/unit-tests"
-	testDaemonAddr		= "127.0.0.1:4270"
-	testDaemonProto		= "tcp"
+	unitTestImageName     = "docker-test-image"
+	unitTestImageID       = "83599e29c455eb719f77d799bc7c51521b9551972f5a850d7ad265bc1b5292f6" // 1.0
+	unitTestNetworkBridge = "testdockbr0"
+	unitTestStoreBase     = "/var/lib/docker/unit-tests"
+	testDaemonAddr        = "127.0.0.1:4270"
+	testDaemonProto       = "tcp"
 )
 
 var globalRuntime *Runtime
diff --git a/server.go b/server.go
index 925e4e3386..62c0243820 100644
--- a/server.go
+++ b/server.go
@@ -26,21 +26,21 @@ func (srv *Server) DockerVersion() APIVersion {
 	}
 }
 
-// plainVersionChecker is a simple implementation of
-// the interface VersionChecker, which is used
+// simpleVersionInfo is a simple implementation of
+// the interface VersionInfo, which is used
 // to provide version information for some product,
 // component, etc. It stores the product name and the version
 // in string and returns them on calls to Name() and Version().
-type plainVersionChecker struct {
+type simpleVersionInfo struct {
 	name    string
 	version string
 }
 
-func (v *plainVersionChecker) Name() string {
+func (v *simpleVersionInfo) Name() string {
 	return v.name
 }
 
-func (v *plainVersionChecker) Version() string {
+func (v *simpleVersionInfo) Version() string {
 	return v.version
 }
 
@@ -48,20 +48,20 @@ func (v *plainVersionChecker) Version() string {
 // docker, go, git-commit (of the docker) and the host's kernel.
 //
 // Such information will be used on call to NewRegistry().
-func (srv *Server) versionCheckers() []registry.VersionChecker {
+func (srv *Server) versionCheckers() []registry.VersionInfo {
 	v := srv.DockerVersion()
-	ret := make([]registry.VersionChecker, 0, 4)
-	ret = append(ret, &plainVersionChecker{"docker", v.Version})
+	ret := make([]registry.VersionInfo, 0, 4)
+	ret = append(ret, &simpleVersionInfo{"docker", v.Version})
 
 	if len(v.GoVersion) > 0 {
-		ret = append(ret, &plainVersionChecker{"go", v.GoVersion})
+		ret = append(ret, &simpleVersionInfo{"go", v.GoVersion})
 	}
 	if len(v.GitCommit) > 0 {
-		ret = append(ret, &plainVersionChecker{"git-commit", v.GitCommit})
+		ret = append(ret, &simpleVersionInfo{"git-commit", v.GitCommit})
 	}
 	kernelVersion, err := utils.GetKernelVersion()
 	if err == nil {
-		ret = append(ret, &plainVersionChecker{"kernel", kernelVersion.String()})
+		ret = append(ret, &simpleVersionInfo{"kernel", kernelVersion.String()})
 	}
 
 	return ret