import * as ts from "typescript";
import { Type } from "./Type";
export declare class TypeParameter extends Type<ts.TypeParameter> {
    /**
     * Gets the constraint or throws if it doesn't exist.
     */
    getConstraintOrThrow(): Type;
    /**
     * Gets the constraint type.
     */
    getConstraint(): Type | undefined;
    /**
     * Gets the default type or throws if it doesn't exist.
     */
    getDefaultOrThrow(): Type;
    /**
     * Gets the default type or undefined if it doesn't exist.
     */
    getDefault(): Type | undefined;
}