feat(blogo,plugins): convention for plugin with embedded plugins

blogo/plugin_multirenderer.go

@@ -30,7 +30,7 @@ const multiRendererPluginName = "blogo-multirenderer-renderer"
 
 type MultiRenderer interface {
 	RendererPlugin
-	Use(Plugin)
+	PluginWithPlugins
 }
 
 type multiRenderer struct {

blogo/plugin_multisourcer.go

@@ -27,7 +27,7 @@ const multiSourcerPluginName = "blogo-multisourcer-sourcer"
 
 type MultiSourcer interface {
 	SourcerPlugin
-	Use(Plugin)
+	PluginWithPlugins
 }
 
 type multiSourcer struct {

blogo/plugin_prefixedsourcer.go

@@ -29,7 +29,7 @@ const prefixedSourcerPluginName = "blogo-prefixedsourcer-sourcer"
 
 type PrefixedSourcer interface {
 	SourcerPlugin
-	Use(Plugin)
+	PluginWithPlugins
 	UseNamed(string, Plugin)
 }
 

blogo/plugins.go

@@ -29,6 +29,11 @@ type PluginGroup interface {
 	Plugins() []Plugin
 }
 
+type PluginWithPlugins interface {
+	Plugin
+	Use(Plugin)
+}
+
 type RendererPlugin interface {
 	Plugin
 	Render(src fs.File, out io.Writer) error