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37c3cd1117
* Start moving emmet to strict mode First part of moving the emmet extension to strict mode TypeScript. This change focuses on adding annotations when things can be undefined and removing jsdoc type comments * Fix a few more errors * Fix compile errors * Tiny updates
86 lines
2.8 KiB
TypeScript
86 lines
2.8 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 { HtmlNode } from 'EmmetNode';
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import { getNode, parseDocument, validate } from './util';
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export function balanceOut() {
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balance(true);
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}
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export function balanceIn() {
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balance(false);
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}
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function balance(out: boolean) {
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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 = <HtmlNode>parseDocument(editor.document);
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if (!rootNode) {
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return;
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}
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let getRangeFunction = out ? getRangeToBalanceOut : getRangeToBalanceIn;
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let newSelections: vscode.Selection[] = [];
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editor.selections.forEach(selection => {
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let range = getRangeFunction(editor.document, selection, rootNode);
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newSelections.push(range);
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});
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editor.selection = newSelections[0];
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editor.selections = newSelections;
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}
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function getRangeToBalanceOut(document: vscode.TextDocument, selection: vscode.Selection, rootNode: HtmlNode): vscode.Selection {
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let nodeToBalance = <HtmlNode>getNode(rootNode, selection.start);
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if (!nodeToBalance) {
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return selection;
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}
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if (!nodeToBalance.close) {
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return new vscode.Selection(nodeToBalance.start, nodeToBalance.end);
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}
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let innerSelection = new vscode.Selection(nodeToBalance.open.end, nodeToBalance.close.start);
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let outerSelection = new vscode.Selection(nodeToBalance.start, nodeToBalance.end);
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if (innerSelection.contains(selection) && !innerSelection.isEqual(selection)) {
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return innerSelection;
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}
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if (outerSelection.contains(selection) && !outerSelection.isEqual(selection)) {
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return outerSelection;
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}
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return selection;
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}
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function getRangeToBalanceIn(document: vscode.TextDocument, selection: vscode.Selection, rootNode: HtmlNode): vscode.Selection {
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let nodeToBalance = <HtmlNode>getNode(rootNode, selection.start, true);
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if (!nodeToBalance) {
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return selection;
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}
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if (selection.start.isEqual(nodeToBalance.start)
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&& selection.end.isEqual(nodeToBalance.end)
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&& nodeToBalance.close) {
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return new vscode.Selection(nodeToBalance.open.end, nodeToBalance.close.start);
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}
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if (!nodeToBalance.firstChild) {
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return selection;
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}
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if (selection.start.isEqual(nodeToBalance.firstChild.start)
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&& selection.end.isEqual(nodeToBalance.firstChild.end)
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&& nodeToBalance.firstChild.close) {
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return new vscode.Selection(nodeToBalance.firstChild.open.end, nodeToBalance.firstChild.close.start);
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}
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return new vscode.Selection(nodeToBalance.firstChild.start, nodeToBalance.firstChild.end);
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}
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