@lobehub/ui
Version:
Lobe UI is an open-source UI component library for building AIGC web apps
78 lines (77 loc) • 5.5 kB
JavaScript
'use client';
function _createForOfIteratorHelper(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (!it) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = it.call(o); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it.return != null) it.return(); } finally { if (didErr) throw err; } } }; }
function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }
function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter); }
function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }
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$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
function _iterableToArrayLimit(r, l) { var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"]; if (null != t) { var e, n, i, u, a = [], f = !0, o = !1; try { if (i = (t = t.call(r)).next, 0 === l) { if (Object(t) !== t) return; f = !1; } else for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0); } catch (r) { o = !0, n = r; } finally { try { if (!f && null != t.return && (u = t.return(), Object(u) !== u)) return; } finally { if (o) throw n; } } return a; } }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
import { memo, useEffect, useState } from 'react';
import Span from "./Span";
import { jsx as _jsx } from "react/jsx-runtime";
var Line = /*#__PURE__*/memo(function (_ref) {
var children = _ref.children;
var _useState = useState([]),
_useState2 = _slicedToArray(_useState, 2),
contents = _useState2[0],
setContents = _useState2[1];
useEffect(function () {
if (children && typeof children === 'string') {
// Extract all lines from the HTML content
// We need to handle the structure from shiki which gives us HTML with a <pre><code> structure
var parser = new DOMParser();
var doc = parser.parseFromString(children, 'text/html');
var codeElement = doc.querySelector('span.line');
if (codeElement) {
var spanLines = codeElement.querySelectorAll('span');
var newLines = _toConsumableArray(spanLines).map(function (line) {
return line.outerHTML;
});
setContents(function (prevLines) {
if (prevLines.length !== newLines.length) return newLines;
var hasChanged = false;
var _iterator = _createForOfIteratorHelper(newLines.entries()),
_step;
try {
for (_iterator.s(); !(_step = _iterator.n()).done;) {
var _step$value = _slicedToArray(_step.value, 2),
i = _step$value[0],
newLine = _step$value[1];
if (prevLines[i] !== newLine) {
hasChanged = true;
break;
}
}
} catch (err) {
_iterator.e(err);
} finally {
_iterator.f();
}
return hasChanged ? newLines : prevLines;
});
} else {
// Fallback if the structure is different
var htmlLines = children.split('\n').map(function (line) {
return "<span>".concat(line, "</span>");
});
setContents(htmlLines);
}
}
}, [children]);
return /*#__PURE__*/_jsx("span", {
className: 'line',
children: contents && contents.length > 0 ? contents.map(function (span, index) {
return /*#__PURE__*/_jsx(Span, {
children: span
}, index);
}) : /*#__PURE__*/_jsx("span", {
children: " "
})
});
});
Line.displayName = 'HighlighterLine';
export default Line;