prism-code-editor/dist/search-CFiQUHOR.js

Lightweight, extensible code editor component for the web using Prism

import { r as createTemplate } from "./core-E7btWBqK.js";
import { p as regexEscape, t as addOverlay, x as updateNode } from "./utils-BffvWiz1.js";
//#region src/extensions/search/search.ts
var searchTemplate = /* @__PURE__ */ createTemplate("<div style=\"color:#0000;contain:strict;padding:0 var(--_pse) 0 var(--padding-left)\" aria-hidden=true> ");
var matchTemplate = /* @__PURE__ */ createTemplate("<span> ");
var testBoundary = (str, position, pattern = /[_\p{N}\p{L}]{2}/u) => {
	if (!position) return false;
	return pattern.test(str.slice(position - (str.codePointAt(position - 2) > 65535 ? 2 : 1), position + (str.codePointAt(position) > 65535 ? 2 : 1)));
};
/** Function adding search functionality to an editor. */
var createSearchAPI = (editor) => {
	const container = searchTemplate();
	const nodes = [container.firstChild];
	const matchPositions = [];
	const stopSearch = () => {
		if (matchPositions[0]) {
			matchPositions.length = 0;
			container.remove();
		}
	};
	let regex;
	let lastNode = 0;
	return {
		search(str, caseSensitive, wholeWord, useRegExp, selection, filter, pattern) {
			if (!str) return stopSearch();
			if (!useRegExp) str = regexEscape(str);
			const value = editor.value;
			const searchStr = selection ? value.slice(...selection) : value;
			const offset = selection ? selection[0] : 0;
			let match;
			let l;
			let index;
			let i = 0;
			try {
				regex = RegExp(str, caseSensitive ? "gum" : "gumi");
				while (match = regex.exec(searchStr)) {
					l = match[0].length;
					index = match.index + offset;
					if (!l) regex.lastIndex += value.codePointAt(index) > 65535 ? 2 : 1;
					if (wholeWord && (testBoundary(value, index, pattern) || testBoundary(value, index + l, pattern))) continue;
					if (!filter || filter(index, index + l)) matchPositions[i++] = [index, index + l];
				}
			} catch (e) {
				stopSearch();
				return e.message;
			}
			if (i) {
				matchPositions.length = i;
				l = Math.min(i * 2, 2e4);
				for (i = nodes.length; i <= l;) {
					nodes[i++] = matchTemplate();
					nodes[i++] = new Text();
				}
				for (i = l; i < lastNode;) nodes[++i].remove();
				if (lastNode < l) container.append(...nodes.slice(lastNode + 1, l + 1));
				let prevEnd = 0;
				for (i = 0; i < l;) {
					const [start, end] = matchPositions[i / 2];
					updateNode(nodes[i++], value.slice(prevEnd, start));
					updateNode(nodes[i++].firstChild, value.slice(start, prevEnd = end));
				}
				updateNode(nodes[l], value.slice(prevEnd));
				if (!container.parentNode) addOverlay(editor, container);
				lastNode = l;
			} else stopSearch();
		},
		container,
		get regex() {
			return regex;
		},
		matches: matchPositions,
		stopSearch
	};
};
//#endregion
export { matchTemplate as n, searchTemplate as r, createSearchAPI as t };

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