only create adhoc gen when -T flag is present

lib/gen/gen.go

@@ -80,9 +80,12 @@ func runGen(args []string, rootflags flags.RootPflagpole, cmdflags flags.GenFlag
 			return fmt.Errorf("\nErrors while loading generators\n")
 		}
 	}
-	err = R.CreateAdhocGenerator()
-	if err != nil {
-		return err
+
+	if LT > 0 {
+		err = R.CreateAdhocGenerator()
+		if err != nil {
+			return err
+		}
 	}
 
 

lib/gen/runtime.go

@@ -73,9 +73,11 @@ func (R *Runtime) Reload(fast bool) error {
 		return fmt.Errorf("\nErrors while loading generators\n")
 	}
 
-	err = R.CreateAdhocGenerator()
-	if err != nil {
-		return err
+	if len(R.Flagpole.Template) > 0 {
+		err = R.CreateAdhocGenerator()
+		if err != nil {
+			return err
+		}
 	}
 
 	return nil

notes/curr.md

@@ -3,7 +3,8 @@ v0.6.3
 - [x] better watch regen message
 - [x] disjunct ordered models
 - [x] --watch-templates & clear function
-- [ ] only do adhoc things if needed
+
+- [x] only do adhoc things if needed (when a `-T` flag is present)
 - [ ] --as-module flag (also --create-module) or --module-* flags? (including subgens from -G)
 - [ ] list / info flags (for available gens, or maybe just part of help?)
 - [ ] record demo