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58 regels
1.7 KiB
58 regels
1.7 KiB
'use strict';
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import { TextDocument, TextEditor, Uri } from 'vscode';
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abstract class Comparer<T> {
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abstract equals(lhs: T, rhs: T): boolean;
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}
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class UriComparer extends Comparer<Uri> {
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equals(lhs: Uri | undefined, rhs: Uri | undefined, options: { exact?: boolean } = { exact: false }) {
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if (lhs === rhs) return true;
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if (lhs === undefined || rhs === undefined) return false;
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if (options.exact) {
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return lhs.toString(true) === rhs.toString(true);
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}
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return lhs.scheme === rhs.scheme && lhs.fsPath === rhs.fsPath;
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}
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}
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class TextDocumentComparer extends Comparer<TextDocument> {
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equals(lhs: TextDocument | undefined, rhs: TextDocument | undefined) {
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return lhs === rhs;
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// if (lhs === rhs) return true;
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// if (lhs === undefined || rhs === undefined) return false;
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// return uriComparer.equals(lhs.uri, rhs.uri);
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}
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}
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class TextEditorComparer extends Comparer<TextEditor> {
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equals(
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lhs: TextEditor | undefined,
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rhs: TextEditor | undefined,
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options: { useId: boolean; usePosition: boolean } = { useId: false, usePosition: false }
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) {
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if (lhs === rhs) return true;
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if (lhs === undefined || rhs === undefined) return false;
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if (options.usePosition && lhs.viewColumn !== rhs.viewColumn) return false;
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if (options.useId && (!lhs.document || !rhs.document)) {
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if ((lhs as any).id !== (rhs as any).id) return false;
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return true;
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}
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return textDocumentComparer.equals(lhs.document, rhs.document);
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}
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}
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const textDocumentComparer = new TextDocumentComparer();
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const textEditorComparer = new TextEditorComparer();
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const uriComparer = new UriComparer();
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export {
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textDocumentComparer as TextDocumentComparer,
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textEditorComparer as TextEditorComparer,
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uriComparer as UriComparer
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};
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