1// Copyright (c) Microsoft Corporation. All rights reserved.
2// Licensed under the MIT License. See License.txt in the project root for license information.
3
4package autorest
5
6import "github.com/Azure/azure-sdk-for-go/tools/generator/autorest/model"
7
8// MetadataValidateFunc is a function that validates a metadata is legal or not
9type MetadataValidateFunc func(tag string, metadata model.Metadata) error
10
11// ValidateMetadata validates the tag and metadata using the given validators
12func ValidateMetadata(validators []MetadataValidateFunc, tag string, metadata model.Metadata) []error {
13	if len(validators) == 0 {
14		return nil
15	}
16
17	var errors []error
18	for _, validator := range validators {
19		if validator == nil {
20			continue
21		}
22		if err := validator(tag, metadata); err != nil {
23			errors = append(errors, err)
24		}
25	}
26
27	return errors
28}
29