Function getQuickInfoAtPosition

test/fixtures/snapshot/typescript.js:165287–165320

(fileName, position)

            return ts.Completions.getCompletionEntrySymbol(program, log, getValidSourceFile(fileName), position, { name: name, source: source }, host, preferences);
        }
        function getQuickInfoAtPosition(fileName, position) {
            synchronizeHostData();
            var sourceFile = getValidSourceFile(fileName);
            var node = ts.getTouchingPropertyName(sourceFile, position);
            if (node === sourceFile) {
                // Avoid giving quickInfo for the sourceFile as a whole.
                return undefined;
            }
            var typeChecker = program.getTypeChecker();
            var nodeForQuickInfo = getNodeForQuickInfo(node);
            var symbol = getSymbolAtLocationForQuickInfo(nodeForQuickInfo, typeChecker);
            if (!symbol || typeChecker.isUnknownSymbol(symbol)) {
                var type_2 = shouldGetType(sourceFile, nodeForQuickInfo, position) ? typeChecker.getTypeAtLocation(nodeForQuickInfo) : undefined;
                return type_2 && {
                    kind: "" /* ScriptElementKind.unknown */,
                    kindModifiers: "" /* ScriptElementKindModifier.none */,
                    textSpan: ts.createTextSpanFromNode(nodeForQuickInfo, sourceFile),
                    displayParts: typeChecker.runWithCancellationToken(cancellationToken, function (typeChecker) { return ts.typeToDisplayParts(typeChecker, type_2, ts.getContainerNode(nodeForQuickInfo)); }),
                    documentation: type_2.symbol ? type_2.symbol.getDocumentationComment(typeChecker) : undefined,
                    tags: type_2.symbol ? type_2.symbol.getJsDocTags(typeChecker) : undefined
                };
            }
            var _a = typeChecker.runWithCancellationToken(cancellationToken, function (typeChecker) {
                return ts.SymbolDisplay.getSymbolDisplayPartsDocumentationAndSymbolKind(typeChecker, symbol, sourceFile, ts.getContainerNode(nodeForQuickInfo), nodeForQuickInfo);
            }), symbolKind = _a.symbolKind, displayParts = _a.displayParts, documentation = _a.documentation, tags = _a.tags;
            return {
                kind: symbolKind,
                kindModifiers: ts.SymbolDisplay.getSymbolModifiers(typeChecker, symbol),
                textSpan: ts.createTextSpanFromNode(nodeForQuickInfo, sourceFile),
                displayParts: displayParts,
                documentation: documentation,
                tags: tags,
            };
        }
        function getNodeForQuickInfo(node) {
            if (ts.isNewExpression(node.parent) && node.pos === node.parent.pos) {
                return node.parent.expression;