tree-map-display.js

Enable keyboard shortcuts

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

"use strict";

const {

  actions,

  treeMapDisplays,

} = require("resource://devtools/client/memory/constants.js");

const DEFAULT_TREE_MAP_DISPLAY = treeMapDisplays.coarseType;

const handlers = Object.create(null);

handlers[actions.SET_TREE_MAP_DISPLAY] = function (_, { display }) {

  return display;

};

module.exports = function (state = DEFAULT_TREE_MAP_DISPLAY, action) {

  const handler = handlers[action.type];

  return handler ? handler(state, action) : state;

};