add App methods

README.md

@@ -49,11 +49,11 @@ app := tellme.NewApp(
 )
 
 // Get Info
-app.Info // returns a json serializable struct
+app.GetInfo() // returns a json serializable struct
 // Get Env
-app.Env // returns map[string]string
+app.GetEnv() // returns map[string]string
 // Get Metrics
-app.Metrics // returns a json serializable struct
+app.GetMetrics() // returns a json serializable struct
 // Get Threaddump
-app.Threaddump // returns a string
+app.GetThreadDump() // returns []byte
 ```

main.go

@@ -71,6 +71,22 @@ type App struct {
 	Threaddump []byte            `json:"threaddump"`
 }
 
+func (a App) GetEnv() map[string]string {
+	return a.Env
+}
+
+func (a App) GetInfo() InfoParams {
+	return a.Info
+}
+
+func (a App) GetMetrics() MemStats {
+	return a.Metrics
+}
+
+func (a App) GetThreadDump() []byte {
+	return a.Threaddump
+}
+
 func NewApp(env, name, version, buildStamp, commitAuthor, commitID, commitTime, commitBranch string) App {
 	info := InfoParams{
 		EnvName:        env,

main_test.go

@@ -84,4 +84,11 @@ func TestApp(t *testing.T) {
 			t.Fatalf("[ASSERT-ERROR] expected %s but got %s\n", archVersion, app.Info.RuntimeVersion)
 		}
 	})
+
+	t.Run("All", func(t *testing.T) {
+		app.GetInfo()
+		app.GetEnv()
+		app.GetMetrics()
+		app.GetThreadDump()
+	})
 }