palemoon-dev/platform/devtools/client/shared/components/reps/number.js

/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* 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";

// Make this available to both AMD and CJS environments
define(function (require, exports, module) {
  // Dependencies
  const React = require("devtools/client/shared/vendor/react");

  // Shortcuts
  const { span } = React.DOM;

  /**
   * Renders a number
   */
  const Number = React.createClass({
    displayName: "Number",

    stringify: function (object) {
      let isNegativeZero = Object.is(object, -0) ||
        (object.type && object.type == "-0");

      return (isNegativeZero ? "-0" : String(object));
    },

    render: function () {
      let value = this.props.object;

      return (
        span({className: "objectBox objectBox-number"},
          this.stringify(value)
        )
      );
    }
  });

  function supportsObject(object, type) {
    return ["boolean", "number", "-0"].includes(type);
  }

  // Exports from this module

  exports.Number = {
    rep: Number,
    supportsObject: supportsObject
  };
});