51 lines
1.7 KiB
JavaScript
51 lines
1.7 KiB
JavaScript
/*---------------------------------------------------------------------------------------------
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* Copyright (c) Microsoft Corporation. All rights reserved.
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* Licensed under the MIT License. See License.txt in the project root for license information.
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*--------------------------------------------------------------------------------------------*/
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export function doRename(document, position, newName, htmlDocument) {
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const offset = document.offsetAt(position);
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const node = htmlDocument.findNodeAt(offset);
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if (!node.tag) {
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return null;
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}
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if (!isWithinTagRange(node, offset, node.tag)) {
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return null;
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}
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const edits = [];
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const startTagRange = {
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start: document.positionAt(node.start + '<'.length),
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end: document.positionAt(node.start + '<'.length + node.tag.length)
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};
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edits.push({
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range: startTagRange,
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newText: newName
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});
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if (node.endTagStart) {
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const endTagRange = {
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start: document.positionAt(node.endTagStart + '</'.length),
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end: document.positionAt(node.endTagStart + '</'.length + node.tag.length)
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};
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edits.push({
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range: endTagRange,
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newText: newName
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});
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}
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const changes = {
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[document.uri.toString()]: edits
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};
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return {
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changes
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};
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}
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function toLocString(p) {
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return `(${p.line}, ${p.character})`;
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}
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function isWithinTagRange(node, offset, nodeTag) {
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// Self-closing tag
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if (node.endTagStart) {
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if (node.endTagStart + '</'.length <= offset && offset <= node.endTagStart + '</'.length + nodeTag.length) {
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return true;
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}
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}
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return node.start + '<'.length <= offset && offset <= node.start + '<'.length + nodeTag.length;
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}
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