tasks/common/persistence/visibility/store/query/interceptors.go

// The MIT License
//
// Copyright (c) 2020 Temporal Technologies Inc.  All rights reserved.
//
// Copyright (c) 2020 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// THE SOFTWARE.

package query

type (
	FieldNameInterceptor interface {
		Name(name string, usage FieldNameUsage) (string, error)
	}
	FieldValuesInterceptor interface {
		Values(name string, values ...interface{}) ([]interface{}, error)
	}

	NopFieldNameInterceptor struct{}

	NopFieldValuesInterceptor struct{}

	FieldNameUsage int
)

const (
	FieldNameFilter FieldNameUsage = iota
	FieldNameSorter
)

func (n *NopFieldNameInterceptor) Name(name string, _ FieldNameUsage) (string, error) {
	return name, nil
}

func (n *NopFieldValuesInterceptor) Values(_ string, values ...interface{}) ([]interface{}, error) {
	return values, nil
}