WordPress/wp-includes/js/dist/hooks.js

this["wp"] = this["wp"] || {}; this["wp"]["hooks"] =
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/***/ "gEOj":
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
// ESM COMPAT FLAG
__webpack_require__.r(__webpack_exports__);

// EXPORTS
__webpack_require__.d(__webpack_exports__, "defaultHooks", function() { return /* binding */ defaultHooks; });
__webpack_require__.d(__webpack_exports__, "createHooks", function() { return /* reexport */ build_module_createHooks; });
__webpack_require__.d(__webpack_exports__, "addAction", function() { return /* binding */ addAction; });
__webpack_require__.d(__webpack_exports__, "addFilter", function() { return /* binding */ addFilter; });
__webpack_require__.d(__webpack_exports__, "removeAction", function() { return /* binding */ removeAction; });
__webpack_require__.d(__webpack_exports__, "removeFilter", function() { return /* binding */ removeFilter; });
__webpack_require__.d(__webpack_exports__, "hasAction", function() { return /* binding */ hasAction; });
__webpack_require__.d(__webpack_exports__, "hasFilter", function() { return /* binding */ hasFilter; });
__webpack_require__.d(__webpack_exports__, "removeAllActions", function() { return /* binding */ removeAllActions; });
__webpack_require__.d(__webpack_exports__, "removeAllFilters", function() { return /* binding */ removeAllFilters; });
__webpack_require__.d(__webpack_exports__, "doAction", function() { return /* binding */ doAction; });
__webpack_require__.d(__webpack_exports__, "applyFilters", function() { return /* binding */ applyFilters; });
__webpack_require__.d(__webpack_exports__, "currentAction", function() { return /* binding */ currentAction; });
__webpack_require__.d(__webpack_exports__, "currentFilter", function() { return /* binding */ currentFilter; });
__webpack_require__.d(__webpack_exports__, "doingAction", function() { return /* binding */ doingAction; });
__webpack_require__.d(__webpack_exports__, "doingFilter", function() { return /* binding */ doingFilter; });
__webpack_require__.d(__webpack_exports__, "didAction", function() { return /* binding */ didAction; });
__webpack_require__.d(__webpack_exports__, "didFilter", function() { return /* binding */ didFilter; });
__webpack_require__.d(__webpack_exports__, "actions", function() { return /* binding */ actions; });
__webpack_require__.d(__webpack_exports__, "filters", function() { return /* binding */ filters; });

// CONCATENATED MODULE: ./node_modules/@wordpress/hooks/build-module/validateNamespace.js
/**
 * Validate a namespace string.
 *
 * @param  {string} namespace The namespace to validate - should take the form
 *                            `vendor/plugin/function`.
 *
 * @return {boolean}             Whether the namespace is valid.
 */
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);

// CONCATENATED MODULE: ./node_modules/@wordpress/hooks/build-module/validateHookName.js
/**
 * Validate a hookName string.
 *
 * @param  {string} hookName The hook name to validate. Should be a non empty string containing
 *                           only numbers, letters, dashes, periods and underscores. Also,
 *                           the hook name cannot begin with `__`.
 *
 * @return {boolean}            Whether the hook name is valid.
 */
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);

// CONCATENATED MODULE: ./node_modules/@wordpress/hooks/build-module/createAddHook.js
/**
 * Internal dependencies
 */


/**
 * @callback AddHook
 *
 * Adds the hook to the appropriate hooks container.
 *
 * @param {string}               hookName  Name of hook to add
 * @param {string}               namespace The unique namespace identifying the callback in the form `vendor/plugin/function`.
 * @param {import('.').Callback} callback  Function to call when the hook is run
 * @param {number}               [priority=10]  Priority of this hook
 */

/**
 * Returns a function which, when invoked, will add a hook.
 *
 * @param  {import('.').Hooks}    hooks Hooks instance.
 * @param  {import('.').StoreKey} storeKey
 *
 * @return {AddHook} Function that adds a new hook.
 */

function createAddHook(hooks, storeKey) {
  return function addHook(hookName, namespace, callback, priority = 10) {
    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);

// CONCATENATED MODULE: ./node_modules/@wordpress/hooks/build-module/createRemoveHook.js
/**
 * 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.
 *
 * @param  {import('.').Hooks}    hooks Hooks instance.
 * @param  {import('.').StoreKey} storeKey
 * @param  {boolean}              [removeAll=false] Whether to remove all callbacks for a hookName,
 *                                                  without regard to namespace. Used to create
 *                                                  `removeAll*` functions.
 *
 * @return {RemoveHook} Function that removes hooks.
 */

function createRemoveHook(hooks, storeKey, removeAll = false) {
  return function removeHook(hookName, namespace) {
    const hooksStore = hooks[storeKey];

    if (!build_module_validateHookName(hookName)) {
      return;
    }

    if (!removeAll && !build_module_validateNamespace(namespace)) {
      return;
    } // Bail if no hooks exist by this name


    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);

// CONCATENATED MODULE: ./node_modules/@wordpress/hooks/build-module/createHasHook.js
/**
 * @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.
 *
 * @param  {import('.').Hooks}    hooks Hooks instance.
 * @param  {import('.').StoreKey} storeKey
 *
 * @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);

// CONCATENATED MODULE: ./node_modules/@wordpress/hooks/build-module/createRunHook.js
/**
 * 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.
 *
 * @param  {import('.').Hooks}    hooks Hooks instance.
 * @param  {import('.').StoreKey} storeKey
 * @param  {boolean}              [returnFirstArg=false] Whether each hook callback is expected to
 *                                                       return its first argument.
 *
 * @return {(hookName:string, ...args: unknown[]) => unknown} Function that runs hook callbacks.
 */
function createRunHook(hooks, storeKey, returnFirstArg = false) {
  return function runHooks(hookName, ...args) {
    const hooksStore = hooks[storeKey];

    if (!hooksStore[hookName]) {
      hooksStore[hookName] = {
        handlers: [],
        runs: 0
      };
    }

    hooksStore[hookName].runs++;
    const handlers = hooksStore[hookName].handlers; // The following code is stripped from production builds.

    if (false) {}

    if (!handlers || !handlers.length) {
      return returnFirstArg ? args[0] : undefined;
    }

    const hookInfo = {
      name: hookName,
      currentIndex: 0
    };

    hooksStore.__current.push(hookInfo);

    while (hookInfo.currentIndex < handlers.length) {
      const handler = handlers[hookInfo.currentIndex];
      const result = handler.callback.apply(null, args);

      if (returnFirstArg) {
        args[0] = result;
      }

      hookInfo.currentIndex++;
    }

    hooksStore.__current.pop();

    if (returnFirstArg) {
      return args[0];
    }
  };
}

/* harmony default export */ var build_module_createRunHook = (createRunHook);

// CONCATENATED MODULE: ./node_modules/@wordpress/hooks/build-module/createCurrentHook.js
/**
 * Returns a function which, when invoked, will return the name of the
 * currently running hook, or `null` if no hook of the given type is currently
 * running.
 *
 * @param  {import('.').Hooks}    hooks Hooks instance.
 * @param  {import('.').StoreKey} storeKey
 *
 * @return {() => string | null} Function that returns the current hook name or null.
 */
function createCurrentHook(hooks, storeKey) {
  return function currentHook() {
    var _hooksStore$__current, _hooksStore$__current2;

    const hooksStore = hooks[storeKey];
    return (_hooksStore$__current = (_hooksStore$__current2 = hooksStore.__current[hooksStore.__current.length - 1]) === null || _hooksStore$__current2 === void 0 ? void 0 : _hooksStore$__current2.name) !== null && _hooksStore$__current !== void 0 ? _hooksStore$__current : null;
  };
}

/* harmony default export */ var build_module_createCurrentHook = (createCurrentHook);

// CONCATENATED MODULE: ./node_modules/@wordpress/hooks/build-module/createDoingHook.js
/**
 * @callback DoingHook
 * Returns whether a hook is currently being executed.
 *
 * @param  {string} [hookName] The name of the hook to check for.  If
 *                             omitted, will check for any hook being executed.
 *
 * @return {boolean} Whether the hook is being executed.
 */

/**
 * Returns a function which, when invoked, will return whether a hook is
 * currently being executed.
 *
 * @param  {import('.').Hooks}    hooks Hooks instance.
 * @param  {import('.').StoreKey} storeKey
 *
 * @return {DoingHook} Function that returns whether a hook is currently
 *                     being executed.
 */
function createDoingHook(hooks, storeKey) {
  return function doingHook(hookName) {
    const hooksStore = hooks[storeKey]; // If the hookName was not passed, check for any current hook.

    if ('undefined' === typeof hookName) {
      return 'undefined' !== typeof hooksStore.__current[0];
    } // Return the __current hook.


    return hooksStore.__current[0] ? hookName === hooksStore.__current[0].name : false;
  };
}

/* harmony default export */ var build_module_createDoingHook = (createDoingHook);

// CONCATENATED MODULE: ./node_modules/@wordpress/hooks/build-module/createDidHook.js
/**
 * Internal dependencies
 */

/**
 * @callback DidHook
 *
 * Returns the number of times an action has been fired.
 *
 * @param  {string} hookName The hook name to check.
 *
 * @return {number | undefined} The number of times the hook has run.
 */

/**
 * Returns a function which, when invoked, will return the number of times a
 * hook has been called.
 *
 * @param  {import('.').Hooks}    hooks Hooks instance.
 * @param  {import('.').StoreKey} storeKey
 *
 * @return {DidHook} Function that returns a hook's call count.
 */

function createDidHook(hooks, storeKey) {
  return function didHook(hookName) {
    const hooksStore = hooks[storeKey];

    if (!build_module_validateHookName(hookName)) {
      return;
    }

    return hooksStore[hookName] && hooksStore[hookName].runs ? hooksStore[hookName].runs : 0;
  };
}

/* harmony default export */ var build_module_createDidHook = (createDidHook);

// CONCATENATED MODULE: ./node_modules/@wordpress/hooks/build-module/createHooks.js
/**
 * Internal dependencies
 */







/**
 * Internal class for constructing hooks. Use `createHooks()` function
 *
 * Note, it is necessary to expose this class to make its type public.
 *
 * @private
 */

class createHooks_Hooks {
  constructor() {
    /** @type {import('.').Store} actions */
    this.actions = Object.create(null);
    this.actions.__current = [];
    /** @type {import('.').Store} filters */

    this.filters = Object.create(null);
    this.filters.__current = [];
    this.addAction = build_module_createAddHook(this, 'actions');
    this.addFilter = build_module_createAddHook(this, 'filters');
    this.removeAction = build_module_createRemoveHook(this, 'actions');
    this.removeFilter = build_module_createRemoveHook(this, 'filters');
    this.hasAction = build_module_createHasHook(this, 'actions');
    this.hasFilter = build_module_createHasHook(this, 'filters');
    this.removeAllActions = build_module_createRemoveHook(this, 'actions', true);
    this.removeAllFilters = build_module_createRemoveHook(this, 'filters', true);
    this.doAction = build_module_createRunHook(this, 'actions');
    this.applyFilters = build_module_createRunHook(this, 'filters', true);
    this.currentAction = build_module_createCurrentHook(this, 'actions');
    this.currentFilter = build_module_createCurrentHook(this, 'filters');
    this.doingAction = build_module_createDoingHook(this, 'actions');
    this.doingFilter = build_module_createDoingHook(this, 'filters');
    this.didAction = build_module_createDidHook(this, 'actions');
    this.didFilter = build_module_createDidHook(this, 'filters');
  }

}
/** @typedef {_Hooks} Hooks */

/**
 * Returns an instance of the hooks object.
 *
 * @return {Hooks} A Hooks instance.
 */

function createHooks() {
  return new createHooks_Hooks();
}

/* harmony default export */ var build_module_createHooks = (createHooks);

// CONCATENATED MODULE: ./node_modules/@wordpress/hooks/build-module/index.js
/**
 * Internal dependencies
 */

/** @typedef {(...args: any[])=>any} Callback */

/**
 * @typedef Handler
 * @property {Callback} callback  The callback
 * @property {string}   namespace The namespace
 * @property {number}   priority  The namespace
 */

/**
 * @typedef Hook
 * @property {Handler[]} handlers Array of handlers
 * @property {number}    runs     Run counter
 */

/**
 * @typedef Current
 * @property {string} name         Hook name
 * @property {number} currentIndex The index
 */

/**
 * @typedef {Record<string, Hook> & {__current: Current[]}} Store
 */

/**
 * @typedef {'actions' | 'filters'} StoreKey
 */

/**
 * @typedef {import('./createHooks').Hooks} Hooks
 */

const defaultHooks = build_module_createHooks();
const {
  addAction,
  addFilter,
  removeAction,
  removeFilter,
  hasAction,
  hasFilter,
  removeAllActions,
  removeAllFilters,
  doAction,
  applyFilters,
  currentAction,
  currentFilter,
  doingAction,
  doingFilter,
  didAction,
  didFilter,
  actions,
  filters
} = defaultHooks;



/***/ })

/******/ });