54 lines
1.9 KiB
TypeScript
54 lines
1.9 KiB
TypeScript
/*---------------------------------------------------------------------------------------------
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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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import * as vscode from 'vscode';
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import { Node } from 'EmmetNode';
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import { getNode, parseDocument, validate } from './util';
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export function mergeLines() {
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if (!validate(false) || !vscode.window.activeTextEditor) {
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return;
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}
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const editor = vscode.window.activeTextEditor;
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let rootNode = parseDocument(editor.document);
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if (!rootNode) {
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return;
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}
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return editor.edit(editBuilder => {
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editor.selections.reverse().forEach(selection => {
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let textEdit = getRangesToReplace(editor.document, selection, rootNode!);
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if (textEdit) {
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editBuilder.replace(textEdit.range, textEdit.newText);
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}
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});
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});
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}
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function getRangesToReplace(document: vscode.TextDocument, selection: vscode.Selection, rootNode: Node): vscode.TextEdit | undefined {
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let startNodeToUpdate: Node | null;
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let endNodeToUpdate: Node | null;
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if (selection.isEmpty) {
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startNodeToUpdate = endNodeToUpdate = getNode(rootNode, selection.start, true);
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} else {
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startNodeToUpdate = getNode(rootNode, selection.start, true);
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endNodeToUpdate = getNode(rootNode, selection.end, true);
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}
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if (!startNodeToUpdate || !endNodeToUpdate || startNodeToUpdate.start.line === endNodeToUpdate.end.line) {
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return;
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}
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let rangeToReplace = new vscode.Range(startNodeToUpdate.start, endNodeToUpdate.end);
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let textToReplaceWith = document.lineAt(startNodeToUpdate.start.line).text.substr(startNodeToUpdate.start.character);
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for (let i = startNodeToUpdate.start.line + 1; i <= endNodeToUpdate.end.line; i++) {
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textToReplaceWith += document.lineAt(i).text.trim();
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}
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return new vscode.TextEdit(rangeToReplace, textToReplaceWith);
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} |