40 lines
1.8 KiB
Plaintext
40 lines
1.8 KiB
Plaintext
|
/*---------------------------------------------------------------------------------------------
|
||
|
* Copyright (c) Microsoft Corporation. All rights reserved.
|
||
|
* Licensed under the MIT License. See License.txt in the project root for license information.
|
||
|
*--------------------------------------------------------------------------------------------*/
|
||
|
(function (factory) {
|
||
|
if (typeof module === "object" && typeof module.exports === "object") {
|
||
|
var v = factory(require, exports);
|
||
|
if (v !== undefined) module.exports = v;
|
||
|
}
|
||
|
else if (typeof define === "function" && define.amd) {
|
||
|
define(["require", "exports"], factory);
|
||
|
}
|
||
|
})(function (require, exports) {
|
||
|
"use strict";
|
||
|
Object.defineProperty(exports, "__esModule", { value: true });
|
||
|
exports.findMatchingTagPosition = void 0;
|
||
|
function findMatchingTagPosition(document, position, htmlDocument) {
|
||
|
const offset = document.offsetAt(position);
|
||
|
const node = htmlDocument.findNodeAt(offset);
|
||
|
if (!node.tag) {
|
||
|
return null;
|
||
|
}
|
||
|
if (!node.endTagStart) {
|
||
|
return null;
|
||
|
}
|
||
|
// Within open tag, compute close tag
|
||
|
if (node.start + '<'.length <= offset && offset <= node.start + '<'.length + node.tag.length) {
|
||
|
const mirrorOffset = (offset - '<'.length - node.start) + node.endTagStart + '</'.length;
|
||
|
return document.positionAt(mirrorOffset);
|
||
|
}
|
||
|
// Within closing tag, compute open tag
|
||
|
if (node.endTagStart + '</'.length <= offset && offset <= node.endTagStart + '</'.length + node.tag.length) {
|
||
|
const mirrorOffset = (offset - '</'.length - node.endTagStart) + node.start + '<'.length;
|
||
|
return document.positionAt(mirrorOffset);
|
||
|
}
|
||
|
return null;
|
||
|
}
|
||
|
exports.findMatchingTagPosition = findMatchingTagPosition;
|
||
|
});
|