added new way to integrate with ezconf

ezconf/integration.go

@@ -1,8 +1,24 @@
 package ezconf
 
-// Integration is an interface that packages can implement to provide
+type Integration struct {
+	Name          string
+	ConfigPointer any
+	ConfigFunc    func() (any, error)
+	GroupName     string
+}
+
+func NewIntegration(name, groupname string, cfgptr any, cfgfunc func() (any, error)) *Integration {
+	return &Integration{
+		name,
+		cfgptr,
+		cfgfunc,
+		groupname,
+	}
+}
+
+// IntegrationDepr is an interface that packages can implement to provide
 // easy integration with ezconf
-type Integration interface {
+type IntegrationDepr interface {
 	// Name returns the name to use when registering the config
 	Name() string
 
@@ -16,8 +32,34 @@ type Integration interface {
 	GroupName() string
 }
 
+// AddIntegration registers a package using an Integration object returned by another package
+func (cl *ConfigLoader) AddIntegration(integration *Integration) error {
+	// Add config struct for tag parsing
+	configPtr := integration.ConfigPointer
+	if err := cl.AddConfigStruct(configPtr, integration.GroupName); err != nil {
+		return err
+	}
+
+	// Add config function
+	if err := cl.AddConfigFunc(integration.Name, integration.ConfigFunc); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+// AddIntegrations registers multiple integrations at once
+func (cl *ConfigLoader) AddIntegrations(integrations ...*Integration) error {
+	for _, integration := range integrations {
+		if err := cl.AddIntegration(integration); err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
 // RegisterIntegration registers a package that implements the Integration interface
-func (cl *ConfigLoader) RegisterIntegration(integration Integration) error {
+func (cl *ConfigLoader) RegisterIntegration(integration IntegrationDepr) error {
 	// Add config struct for tag parsing
 	configPtr := integration.ConfigPointer()
 	if err := cl.AddConfigStruct(configPtr, integration.GroupName()); err != nil {
@@ -33,7 +75,7 @@ func (cl *ConfigLoader) RegisterIntegration(integration Integration) error {
 }
 
 // RegisterIntegrations registers multiple integrations at once
-func (cl *ConfigLoader) RegisterIntegrations(integrations ...Integration) error {
+func (cl *ConfigLoader) RegisterIntegrations(integrations ...IntegrationDepr) error {
 	for _, integration := range integrations {
 		if err := cl.RegisterIntegration(integration); err != nil {
 			return err

ezconf/integration_test.go

@@ -210,5 +210,5 @@ func TestRegisterIntegrations_PartialFailure(t *testing.T) {
 
 func TestIntegration_Interface(t *testing.T) {
 	// Verify that mockIntegration implements Integration interface
-	var _ Integration = (*mockIntegration)(nil)
+	var _ IntegrationDepr = (*mockIntegration)(nil)
 }