Share validator mode handling

internal/validate/standard_validator.go

@@ -34,6 +34,16 @@ func NewFSValidator(fsys fs.FS, root string) Validator {
 }
 
 func (v *StandardValidator) Validate(ctx context.Context, artifact *domain.Artifact, contract domain.OutputContract) (domain.ValidationResult, error) {
+	return validateArtifact(ctx, artifact, contract, v.validateJSONSchema)
+}
+
+func (v *FSValidator) Validate(ctx context.Context, artifact *domain.Artifact, contract domain.OutputContract) (domain.ValidationResult, error) {
+	return validateArtifact(ctx, artifact, contract, v.validateJSONSchema)
+}
+
+type schemaValidatorFunc func(instance any, schemaPath string) ([]string, error)
+
+func validateArtifact(ctx context.Context, artifact *domain.Artifact, contract domain.OutputContract, validateSchema schemaValidatorFunc) (domain.ValidationResult, error) {
 	select {
 	case <-ctx.Done():
 		return domain.ValidationResult{}, ctx.Err()
@@ -85,21 +95,14 @@ func (v *StandardValidator) Validate(ctx context.Context, artifact *domain.Artif
 			return res, nil
 		}
 
-		schemaPath, err := v.resolveSchemaPath(contract.SchemaPath)
+		validationErrors, err := validateSchema(instance, contract.SchemaPath)
 		if err != nil {
 			return domain.ValidationResult{}, err
 		}
-
-		compiler := jsonschema.NewCompiler()
-		schema, err := compiler.Compile(schemaPath)
-		if err != nil {
-			return domain.ValidationResult{}, fmt.Errorf("failed to compile JSON schema %q: %w", schemaPath, err)
-		}
-
-		if err := schema.Validate(instance); err != nil {
+		if len(validationErrors) > 0 {
 			res.Status = domain.ValidationFailed
 			res.IsValid = false
-			res.Errors = []string{fmt.Sprintf("json schema validation failed: %v", err)}
+			res.Errors = validationErrors
 			return res, nil
 		}
 
@@ -111,86 +114,44 @@ func (v *StandardValidator) Validate(ctx context.Context, artifact *domain.Artif
 	}
 }
 
-func (v *FSValidator) Validate(ctx context.Context, artifact *domain.Artifact, contract domain.OutputContract) (domain.ValidationResult, error) {
-	select {
-	case <-ctx.Done():
-		return domain.ValidationResult{}, ctx.Err()
-	default:
+func (v *StandardValidator) validateJSONSchema(instance any, schemaPath string) ([]string, error) {
+	resolvedSchemaPath, err := v.resolveSchemaPath(schemaPath)
+	if err != nil {
+		return nil, err
 	}
 
-	res := domain.ValidationResult{
-		Mode:           contract.ValidationMode,
-		SchemaPath:     contract.SchemaPath,
-		RepairAttempts: contract.RepairAttempts,
+	compiler := jsonschema.NewCompiler()
+	schema, err := compiler.Compile(resolvedSchemaPath)
+	if err != nil {
+		return nil, fmt.Errorf("failed to compile JSON schema %q: %w", resolvedSchemaPath, err)
 	}
 
-	if artifact == nil {
-		return domain.ValidationResult{}, errors.New("artifact is required for validation")
+	if err := schema.Validate(instance); err != nil {
+		return []string{fmt.Sprintf("json schema validation failed: %v", err)}, nil
+	}
+	return nil, nil
+}
+
+func (v *FSValidator) validateJSONSchema(instance any, schemaPath string) ([]string, error) {
+	schemaName, schemaDoc, err := v.loadSchemaDocument(schemaPath)
+	if err != nil {
+		return nil, err
 	}
 
-	switch contract.ValidationMode {
-	case domain.ValidationNone:
-		res.Status = domain.ValidationSkipped
-		res.IsValid = true
-		return res, nil
-	case domain.ValidationBasic:
-		if strings.TrimSpace(string(artifact.Body)) == "" {
-			res.Status = domain.ValidationFailed
-			res.IsValid = false
-			res.Errors = []string{"output is empty"}
-			return res, nil
-		}
-		res.Status = domain.ValidationPassed
-		res.IsValid = true
-		return res, nil
-	case domain.ValidationJSON:
-		_, jsonErr := parseJSON(artifact.Body)
-		if jsonErr != nil {
-			res.Status = domain.ValidationFailed
-			res.IsValid = false
-			res.Errors = []string{fmt.Sprintf("invalid JSON: %v", jsonErr)}
-			return res, nil
-		}
-		res.Status = domain.ValidationPassed
-		res.IsValid = true
-		return res, nil
-	case domain.ValidationJSONSchema:
-		instance, jsonErr := parseJSON(artifact.Body)
-		if jsonErr != nil {
-			res.Status = domain.ValidationFailed
-			res.IsValid = false
-			res.Errors = []string{fmt.Sprintf("invalid JSON: %v", jsonErr)}
-			return res, nil
-		}
-
-		schemaName, schemaDoc, err := v.loadSchemaDocument(contract.SchemaPath)
-		if err != nil {
-			return domain.ValidationResult{}, err
-		}
-
-		resourceURL := fsSchemaResourceURL(schemaName)
-		compiler := jsonschema.NewCompiler()
-		if err := compiler.AddResource(resourceURL, schemaDoc); err != nil {
-			return domain.ValidationResult{}, fmt.Errorf("failed to register JSON schema %q: %w", schemaName, err)
-		}
-		schema, err := compiler.Compile(resourceURL)
-		if err != nil {
-			return domain.ValidationResult{}, fmt.Errorf("failed to compile JSON schema %q: %w", schemaName, err)
-		}
-
-		if err := schema.Validate(instance); err != nil {
-			res.Status = domain.ValidationFailed
-			res.IsValid = false
-			res.Errors = []string{fmt.Sprintf("json schema validation failed: %v", err)}
-			return res, nil
-		}
-
-		res.Status = domain.ValidationPassed
-		res.IsValid = true
-		return res, nil
-	default:
-		return domain.ValidationResult{}, fmt.Errorf("unsupported validation mode: %q", contract.ValidationMode)
+	resourceURL := fsSchemaResourceURL(schemaName)
+	compiler := jsonschema.NewCompiler()
+	if err := compiler.AddResource(resourceURL, schemaDoc); err != nil {
+		return nil, fmt.Errorf("failed to register JSON schema %q: %w", schemaName, err)
 	}
+	schema, err := compiler.Compile(resourceURL)
+	if err != nil {
+		return nil, fmt.Errorf("failed to compile JSON schema %q: %w", schemaName, err)
+	}
+
+	if err := schema.Validate(instance); err != nil {
+		return []string{fmt.Sprintf("json schema validation failed: %v", err)}, nil
+	}
+	return nil, nil
 }
 
 func parseJSON(body []byte) (any, error) {