| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| export default function extent<T = number | string | Date | undefined | null>(values: T[]) { |
| let min: T | undefined; |
| let max: T | undefined; |
| // eslint-disable-next-line no-restricted-syntax |
| for (const value of values) { |
| if (value !== null) { |
| if (min === undefined) { |
| if (value !== undefined) { |
| min = value; |
| max = value; |
| } |
| } else { |
| if (min > value) { |
| min = value; |
| } |
| if (max !== undefined) { |
| if (max < value) { |
| max = value; |
| } |
| } |
| } |
| } |
| } |
| return [min, max]; |
| } |
