superset DateWithFormatter 源码
superset DateWithFormatter 代码
文件路径：/superset-frontend/plugins/plugin-chart-table/src/utils/DateWithFormatter.ts
/**
* 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.
*/
import { DataRecordValue, TimeFormatFunction } from '@superset-ui/core';
const REGEXP_TIMESTAMP_NO_TIMEZONE = /T(\d{2}:){2}\d{2}$/;
/**
* Extended Date object with a custom formatter, and retains the original input
* when the formatter is simple `String(..)`.
*/
export default class DateWithFormatter extends Date {
formatter: TimeFormatFunction;
input: DataRecordValue;
constructor(
input: DataRecordValue,
{
formatter = String,
forceUTC = true,
}: { formatter?: TimeFormatFunction; forceUTC?: boolean } = {},
) {
let value = input;
// assuming timestamps without a timezone is in UTC time
if (
forceUTC &&
typeof value === 'string' &&
REGEXP_TIMESTAMP_NO_TIMEZONE.test(value)
) {
value = `${value}Z`;
}
super(value as string);
this.input = input;
this.formatter = formatter;
this.toString = (): string => {
if (this.formatter === String) {
return String(this.input);
}
return this.formatter ? this.formatter(this) : Date.toString.call(this);
};
}
}
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