/**
 * Copyright 2020 Gravitational, Inc.
 *
 * 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.
 */ param textToCopy export default function copyToClipboard ( textToCopy ) { if ( fallbackCopyToClipboard ( textToCopy ) ) { return Promise . resolve ( ) ; } return navigator . clipboard . writeText ( textToCopy ) . catch ( err => { window . prompt ( 'Cannot copy to clipboard. Use ctrl/cmd + c' , err ) ; } ) ; } param textToCopy function fallbackCopyToClipboard ( textToCopy ) { let aux = document . createElement ( 'textarea' ) ; aux . value = textToCopy ; document . body . appendChild ( aux ) ; aux . select ( ) ; let isSuccess = document . execCommand ( 'copy' ) ; document . body . removeChild ( aux ) ; return isSuccess ; }