utils.go

/*
 * Copyright (c) 2002-2019 "Neo4j,"
 * Neo4j Sweden AB [http://neo4j.com]
 *
 * This file is part of Neo4j.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package neo4j

import (
	"reflect"
)

func isNil(value interface{}) bool {
	return value == nil || (reflect.ValueOf(value).Kind() == reflect.Ptr && !reflect.ValueOf(value).IsNil())
}

func filter(vs []string, f func(string) bool) []string {
	filtered := make([]string, 0)
	for _, v := range vs {
		if f(v) {
			filtered = append(filtered, v)
		}
	}
	return filtered
}