Function parseJSDocUnknownOrNullableType

test/fixtures/snapshot/typescript.js:33319–33343

()

            return finishNode(factory.createJSDocNonNullableType(parseNonArrayType(), /*postfix*/ false), pos);
        }
        function parseJSDocUnknownOrNullableType() {
            var pos = getNodePos();
            // skip the ?
            nextToken();
            // Need to lookahead to decide if this is a nullable or unknown type.
            // Here are cases where we'll pick the unknown type:
            //
            //      Foo(?,
            //      { a: ? }
            //      Foo(?)
            //      Foo<?>
            //      Foo(?=
            //      (?|
            if (token() === 27 /* SyntaxKind.CommaToken */ ||
                token() === 19 /* SyntaxKind.CloseBraceToken */ ||
                token() === 21 /* SyntaxKind.CloseParenToken */ ||
                token() === 31 /* SyntaxKind.GreaterThanToken */ ||
                token() === 63 /* SyntaxKind.EqualsToken */ ||
                token() === 51 /* SyntaxKind.BarToken */) {
                return finishNode(factory.createJSDocUnknownType(), pos);
            }
            else {
                return finishNode(factory.createJSDocNullableType(parseType(), /*postfix*/ false), pos);
            }
        }
        function parseJSDocFunctionType() {
            var pos = getNodePos();
            var hasJSDoc = hasPrecedingJSDocComment();