chore: refactor out parsedservice

aep-lib-go provides it's own representation of
APIs. Using that the source of truth in the 
codebase, over the aepc-specific parsed service,
will hopefully deduplicate code in the future
by providing a single API representation among
AEP codebases.

cmd/root.go

@@ -68,28 +68,23 @@ func ProcessInput(inputFile, outputFilePrefix string) error {
 	if len(errors) > 0 {
 		return fmt.Errorf("error validating service: %v", errors)
 	}
-	ps, err := parser.NewParsedService(s)
+	api, err := parser.ToAPI(s)
 	if err != nil {
-		return fmt.Errorf("error parsing service: %w", err)
+		return fmt.Errorf("error building api: %w", err)
 	}
-	proto, err := proto.WriteServiceToProto(ps, outputDir)
+	proto, err := proto.WriteServiceToProto(api, outputDir)
 	if err != nil {
-		return fmt.Errorf("error writing service proto %w", err)
+		return fmt.Errorf("error writing service proto: %w", err)
 	}
 	protoFile := fmt.Sprintf("%s.proto", outputFilePrefix)
 	err = WriteFile(protoFile, proto)
 	if err != nil {
 		return fmt.Errorf("error writing file: %w", err)
 	}
 	fmt.Printf("output proto file: %s\n", protoFile)
-	api, err := parser.ToAPI(s)
-	if err != nil {
-		return fmt.Errorf("error building api %s", err)
-	}
-
 	openapi, err := api.ConvertToOpenAPIBytes()
 	if err != nil {
-		return fmt.Errorf("error building openapi %s", err)
+		return fmt.Errorf("error building openapi: %w", err)
 	}
 	openapiFile := fmt.Sprintf("%s_openapi.json", outputFilePrefix)
 	err = WriteFile(openapiFile, openapi)