@elastic/eui
Version:
Elastic UI Component Library
70 lines (67 loc) • 4.08 kB
JavaScript
function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
function _iterableToArrayLimit(arr, i) { var _i = null == arr ? null : "undefined" != typeof Symbol && arr[Symbol.iterator] || arr["@@iterator"]; if (null != _i) { var _s, _e, _x, _r, _arr = [], _n = !0, _d = !1; try { if (_x = (_i = _i.call(arr)).next, 0 === i) { if (Object(_i) !== _i) return; _n = !1; } else for (; !(_n = (_s = _x.call(_i)).done) && (_arr.push(_s.value), _arr.length !== i); _n = !0); } catch (err) { _d = !0, _e = err; } finally { try { if (!_n && null != _i.return && (_r = _i.return(), Object(_r) !== _r)) return; } finally { if (_d) throw _e; } } return _arr; } }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
/*
* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
* or more contributor license agreements. Licensed under the Elastic License
* 2.0 and the Server Side Public License, v 1; you may not use this file except
* in compliance with, at your election, the Elastic License 2.0 or the Server
* Side Public License, v 1.
*/
import React, { useMemo } from 'react';
import { useInnerText } from '../inner_text';
import { EuiCopy } from '../copy';
import { useEuiI18n } from '../i18n';
import { EuiButtonIcon } from '../button';
import { NEW_LINE_REGEX_GLOBAL } from './utils';
/**
* Hook that returns copy-related state/logic/utils
*/
import { jsx as ___EmotionJSX } from "@emotion/react";
export var useCopy = function useCopy(_ref) {
var isCopyable = _ref.isCopyable,
isVirtualized = _ref.isVirtualized,
children = _ref.children;
var _useInnerText = useInnerText(''),
_useInnerText2 = _slicedToArray(_useInnerText, 2),
innerTextRef = _useInnerText2[0],
_innerText = _useInnerText2[1];
var innerText = useMemo(function () {
return (_innerText
// Normalize line terminations to match native JS format
=== null || _innerText
// Normalize line terminations to match native JS format
=== void 0 ? void 0 : _innerText
// Normalize line terminations to match native JS format
.replace(NEW_LINE_REGEX_GLOBAL, '\n')
// Reduce two or more consecutive new line characters to a single one
// This is needed primarily because of how syntax highlighting
// generated DOM elements affect `innerText` output.
.replace(/\n{2,}/g, '\n')) || '';
}, [_innerText]);
var textToCopy = isVirtualized ? "".concat(children) : innerText; // Virtualized code blocks do not have inner text
var showCopyButton = isCopyable && textToCopy;
var copyAriaLabel = useEuiI18n('euiCodeBlockCopy.copy', 'Copy');
var copyButton = useMemo(function () {
return showCopyButton ? ___EmotionJSX("div", {
className: "euiCodeBlock__copyButton"
}, ___EmotionJSX(EuiCopy, {
textToCopy: textToCopy
}, function (copy) {
return ___EmotionJSX(EuiButtonIcon, {
onClick: copy,
iconType: "copyClipboard",
color: "text",
"aria-label": copyAriaLabel,
"data-test-subj": "euiCodeBlockCopy"
});
})) : null;
}, [showCopyButton, textToCopy, copyAriaLabel]);
return {
innerTextRef: innerTextRef,
copyButton: copyButton
};
};