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import baseToPairs from './_baseToPairs.js';
import getTag from './_getTag.js';
import mapToArray from './_mapToArray.js';
import setToPairs from './_setToPairs.js';

/** `Object#toString` result references. */
var mapTag = '[object Map]',
    setTag = '[object Set]';

/** Detect free variable `globalThis` */
const freeGlobalThis = typeof globalThis == 'object' && globalThis !== null && globalThis.Object == Object && globalThis;

/**
 * Creates a `_.toPairs` or `_.toPairsIn` function.
 *
 * @private
 * @param {Function} keysFunc The function to get the keys of a given object.
 * @returns {Function} Returns the new pairs function.
 */
function createToPairs(keysFunc) {
  return function(object) {
    var tag = getTag(object);
    if (tag == mapTag) {
      return mapToArray(object);
    }
    if (tag == setTag) {
      return setToPairs(object);
    }
    return baseToPairs(object, keysFunc(object));
  };
}

export default createToPairs;