modified the service file
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@ -1467,33 +1467,49 @@ namespace ts {
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}
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const typeChecker = program.getTypeChecker();
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const symbol = getSymbolAtLocationForQuickInfo(node, typeChecker);
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const nodeForQuickInfo = getNodeForQuickInfo(node, typeChecker);
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const symbol = getSymbolAtLocationForQuickInfo(nodeForQuickInfo, typeChecker);
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if (!symbol || typeChecker.isUnknownSymbol(symbol)) {
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const type = shouldGetType(sourceFile, node, position) ? typeChecker.getTypeAtLocation(node) : undefined;
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const type = shouldGetType(sourceFile, nodeForQuickInfo, position) ? typeChecker.getTypeAtLocation(nodeForQuickInfo) : undefined;
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return type && {
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kind: ScriptElementKind.unknown,
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kindModifiers: ScriptElementKindModifier.none,
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textSpan: createTextSpanFromNode(node, sourceFile),
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displayParts: typeChecker.runWithCancellationToken(cancellationToken, typeChecker => typeToDisplayParts(typeChecker, type, getContainerNode(node))),
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textSpan: createTextSpanFromNode(nodeForQuickInfo, sourceFile),
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displayParts: typeChecker.runWithCancellationToken(cancellationToken, typeChecker => typeToDisplayParts(typeChecker, type, getContainerNode(nodeForQuickInfo))),
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documentation: type.symbol ? type.symbol.getDocumentationComment(typeChecker) : undefined,
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tags: type.symbol ? type.symbol.getJsDocTags() : undefined
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};
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}
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const { symbolKind, displayParts, documentation, tags } = typeChecker.runWithCancellationToken(cancellationToken, typeChecker =>
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SymbolDisplay.getSymbolDisplayPartsDocumentationAndSymbolKind(typeChecker, symbol, sourceFile, getContainerNode(node), node)
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SymbolDisplay.getSymbolDisplayPartsDocumentationAndSymbolKind(typeChecker, symbol, sourceFile, getContainerNode(nodeForQuickInfo), nodeForQuickInfo)
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);
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return {
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kind: symbolKind,
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kindModifiers: SymbolDisplay.getSymbolModifiers(symbol),
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textSpan: createTextSpanFromNode(node, sourceFile),
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textSpan: createTextSpanFromNode(nodeForQuickInfo, sourceFile),
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displayParts,
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documentation,
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tags,
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};
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}
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function getNodeForQuickInfo(node: Node, typeChecker: TypeChecker): Node {
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const firstParentNode = node.parent.getFirstToken();
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const firstNodeSyntaxKind = firstParentNode ? firstParentNode.kind : undefined;
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if (node.kind === SyntaxKind.NewKeyword || firstNodeSyntaxKind === SyntaxKind.NewKeyword) {
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for (const singleNode of node.parent.getChildren()) {
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const symbol = getSymbolAtLocationForQuickInfo(singleNode, typeChecker);
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if (symbol) {
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return singleNode;
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}
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}
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}
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return node;
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}
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function shouldGetType(sourceFile: SourceFile, node: Node, position: number): boolean {
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switch (node.kind) {
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case SyntaxKind.Identifier:
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