Function createTypePredicate

test/fixtures/snapshot/typescript.js:59578–59580

(kind, parameterName, parameterIndex, type)

            return isBracketed || !!typeExpression && typeExpression.type.kind === 316 /* SyntaxKind.JSDocOptionalType */;
        }
        function createTypePredicate(kind, parameterName, parameterIndex, type) {
            return { kind: kind, parameterName: parameterName, parameterIndex: parameterIndex, type: type };
        }
        /**
         * Gets the minimum number of type arguments needed to satisfy all non-optional type
         * parameters.