/**
 * The base class for all Test Equivalence Matchers. Extend this if you don't
 * have an example in your Matcher. Otherwise, use `AnyMatcherWithExample`
 * @public
 */
export declare abstract class AnyMatcher {
    /** @internal */
    readonly '_case:matcher:type': string;
    /**
     * The base class for all Test Equivalence Matchers. Extend this if you don't
     * have an example in your Matcher. Otherwise, use {@link matchers.internals.AnyMatcherWithExample}
     * Matcher strings beginning with `_case:` are reserved for the default ContractCase
     * matchers.
     *
     * Only use a types prefixed with `_case:` if you wish to create a special case
     * for a matching behaviour that is already provided by a core ContractCase matcher.
     *
     * @param matcherType - The type string for this matcher (see {@link https://case.contract-testing.io/docs/reference/plugin-framework | Extending ContractCase} for a description of these strings).
     *
     */
    constructor(matcherType: string);
    /**
     * Only override this method if you are writing a matcher in a language other than TypeScript.
     *
     * It exists because the ContractCase matcher format is not legal in all languages that ContractCase supports.
     *
     * WARNING: Do not return a string from this method. You must instead return
     * an object that can be serialised to JSON following the matcher format
     * described in {@link https://case.contract-testing.io/docs/reference/plugin-framework | Extending ContractCase}.
     *
     * @returns An object in the matcher format described {@link https://case.contract-testing.io/docs/reference/plugin-framework | in the Extending ContractCase documentation}
     */
    toJSON(): unknown;
}
/**
 * The base class for all Test Equivalence Matchers that have examples provided.
 * Extend this if your matcher knows what the example will be. Otherwise, use `matchers.AnyMatcher`
 * @public
 */
export declare abstract class AnyMatcherWithExample extends AnyMatcher {
    /** @internal */
    readonly '_case:matcher:example': unknown;
    /**
     * The base class for all Test Equivalence Matchers that have examples provided.
     * Extend this if your matcher knows what the example will be. Otherwise, use `matchers.AnyMatcher`
     *
     * Only use a type prefixed with `_case:` if you wish to create a special case
     * for a matching behaviour that is already provided by a core ContractCase matcher.
     *
     * @param matcherType - The type string for this matcher (see {@link https://case.contract-testing.io/docs/reference/plugin-framework | Extending ContractCase} for a description of these strings).
     * @param example - The data that will be used as the example for this matcher
     */
    constructor(matcherType: string, example: unknown);
    /**
     * For non-TypeScript implementations (see `AnyMatcher.toJSON`)
     *
     * @privateRemarks
     * This comment and the implementation is boilerplate on all matchers to avoid
     * outputting duplicate unimportant documentation on all matcher classes of
     * the docs. Only modify this comment or the implementation via search and replace.
     */
    toJSON(): unknown;
}
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