/******/ 		};

/************************************************************************/

// ESM COMPAT FLAG

__webpack_require__.r(__webpack_exports__);

// EXPORTS

/**

 * Validate a namespace string.

 *

 *

 */

function validateNamespace(namespace) {

  if ('string' !== typeof namespace || '' === namespace) {

    // eslint-disable-next-line no-console

    console.error('The namespace must be a non-empty string.');

    return false;

  }

  if (!/^[a-zA-Z][a-zA-Z0-9_.\-\/]*$/.test(namespace)) {

    // eslint-disable-next-line no-console

    console.error('The namespace can only contain numbers, letters, dashes, periods, underscores and slashes.');

    return false;

  }

  return true;

}

/* harmony default export */ var build_module_validateNamespace = (validateNamespace);

/**

 * Validate a hookName string.

 *

 *

 */

function validateHookName(hookName) {

  if ('string' !== typeof hookName || '' === hookName) {

    // eslint-disable-next-line no-console

    console.error('The hook name must be a non-empty string.');

    return false;

  }

  if (/^__/.test(hookName)) {

    // eslint-disable-next-line no-console

    console.error('The hook name cannot begin with `__`.');

    return false;

  }

  if (!/^[a-zA-Z][a-zA-Z0-9_.-]*$/.test(hookName)) {

    // eslint-disable-next-line no-console

    console.error('The hook name can only contain numbers, letters, dashes, periods and underscores.');

    return false;

  }

  return true;

}

/* harmony default export */ var build_module_validateHookName = (validateHookName);

/**

 * Internal dependencies

 */

/**

 * @callback AddHook

 *

 * Adds the hook to the appropriate hooks container.

 *

 */

/**

 * Returns a function which, when invoked, will add a hook.

 *

 *

 * @return {AddHook} Function that adds a new hook.

 */

function createAddHook(hooks, storeKey) {

    const hooksStore = hooks[storeKey];

    if (!build_module_validateHookName(hookName)) {

      return;

    }

    if (!build_module_validateNamespace(namespace)) {

      return;

    }

    if ('function' !== typeof callback) {

      // eslint-disable-next-line no-console

      console.error('The hook callback must be a function.');

      return;

    } // Validate numeric priority

    if ('number' !== typeof priority) {

      // eslint-disable-next-line no-console

      console.error('If specified, the hook priority must be a number.');

      return;

    }

    const handler = {

      callback,

      priority,

      namespace

    };

    if (hooksStore[hookName]) {

      // Find the correct insert index of the new hook.

      const handlers = hooksStore[hookName].handlers;

      /** @type {number} */

      let i;

      for (i = handlers.length; i > 0; i--) {

        if (priority >= handlers[i - 1].priority) {

          break;

        }

      }

      if (i === handlers.length) {

        // If append, operate via direct assignment.

        handlers[i] = handler;

      } else {

        // Otherwise, insert before index via splice.

        handlers.splice(i, 0, handler);

      } // We may also be currently executing this hook.  If the callback

      // we're adding would come after the current callback, there's no

      // problem; otherwise we need to increase the execution index of

      // any other runs by 1 to account for the added element.

      hooksStore.__current.forEach(hookInfo => {

        if (hookInfo.name === hookName && hookInfo.currentIndex >= i) {

          hookInfo.currentIndex++;

        }

      });

    } else {

      // This is the first hook of its type.

      hooksStore[hookName] = {

        handlers: [handler],

        runs: 0

      };

    }

    if (hookName !== 'hookAdded') {

      hooks.doAction('hookAdded', hookName, namespace, callback, priority);

    }

  };

}

/* harmony default export */ var build_module_createAddHook = (createAddHook);

/**

 * Internal dependencies

 */

/**

 * @callback RemoveHook

 * Removes the specified callback (or all callbacks) from the hook with a given hookName

 * and namespace.

 *

 * @param {string} hookName  The name of the hook to modify.

 * @param {string} namespace The unique namespace identifying the callback in the

 *                           form `vendor/plugin/function`.

 *

 * @return {number | undefined} The number of callbacks removed.

 */

/**

 * Returns a function which, when invoked, will remove a specified hook or all

 * hooks by the given name.

 *

 *

 * @return {RemoveHook} Function that removes hooks.

 */

  return function removeHook(hookName, namespace) {

    const hooksStore = hooks[storeKey];

    if (!build_module_validateHookName(hookName)) {

      return;

    }

    if (!removeAll && !build_module_validateNamespace(namespace)) {

      return;

    if (!hooksStore[hookName]) {

      return 0;

    }

    let handlersRemoved = 0;

    if (removeAll) {

      handlersRemoved = hooksStore[hookName].handlers.length;

      hooksStore[hookName] = {

        runs: hooksStore[hookName].runs,

        handlers: []

      };

    } else {

      // Try to find the specified callback to remove.

      const handlers = hooksStore[hookName].handlers;

      for (let i = handlers.length - 1; i >= 0; i--) {

        if (handlers[i].namespace === namespace) {

          handlers.splice(i, 1);

          handlersRemoved++; // This callback may also be part of a hook that is

          // currently executing.  If the callback we're removing

          // comes after the current callback, there's no problem;

          // otherwise we need to decrease the execution index of any

          // other runs by 1 to account for the removed element.

          hooksStore.__current.forEach(hookInfo => {

            if (hookInfo.name === hookName && hookInfo.currentIndex >= i) {

              hookInfo.currentIndex--;

            }

          });

        }

      }

    }

    if (hookName !== 'hookRemoved') {

      hooks.doAction('hookRemoved', hookName, namespace);

    }

    return handlersRemoved;

  };

}

/* harmony default export */ var build_module_createRemoveHook = (createRemoveHook);

/**

 * @callback HasHook

 *

 * Returns whether any handlers are attached for the given hookName and optional namespace.

 *

 * @param {string} hookName    The name of the hook to check for.

 * @param {string} [namespace] Optional. The unique namespace identifying the callback

 *                             in the form `vendor/plugin/function`.

 *

 * @return {boolean} Whether there are handlers that are attached to the given hook.

 */

/**

 * Returns a function which, when invoked, will return whether any handlers are

 * attached to a particular hook.

 *

 *

 * @return {HasHook} Function that returns whether any handlers are

 *                   attached to a particular hook and optional namespace.

 */

function createHasHook(hooks, storeKey) {

  return function hasHook(hookName, namespace) {

    const hooksStore = hooks[storeKey]; // Use the namespace if provided.

    if ('undefined' !== typeof namespace) {

      return hookName in hooksStore && hooksStore[hookName].handlers.some(hook => hook.namespace === namespace);

    }

    return hookName in hooksStore;

  };

}

/* harmony default export */ var build_module_createHasHook = (createHasHook);

/**

 * Returns a function which, when invoked, will execute all callbacks

 * registered to a hook of the specified type, optionally returning the final

 * value of the call chain.

 *

 *

 * @return {(hookName:string, ...args: unknown[]) => unknown} Function that runs hook callbacks.

 */

    const hooksStore = hooks[storeKey];

    if (!hooksStore[hookName]) {

      hooksStore[hookName] = {

        handlers: [],

        runs: 0