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import Stack from './_Stack.js';import assignMergeValue from './_assignMergeValue.js';import baseFor from './_baseFor.js';import baseMergeDeep from './_baseMergeDeep.js';import isObject from './isObject.js';import keysIn from './keysIn.js';
/** * The base implementation of `_.merge` without support for multiple sources. * * @private * @param {Object} object The destination object. * @param {Object} source The source object. * @param {number} srcIndex The index of `source`. * @param {Function} [customizer] The function to customize merged values. * @param {Object} [stack] Tracks traversed source values and their merged *  counterparts. */function baseMerge(object, source, srcIndex, customizer, stack) {  if (object === source) {    return;  }  baseFor(source, function(srcValue, key) {    if (isObject(srcValue)) {      stack || (stack = new Stack);      baseMergeDeep(object, source, key, srcIndex, baseMerge, customizer, stack);    }    else {      var newValue = customizer        ? customizer(object[key], srcValue, (key + ''), object, source, stack)        : undefined;
      if (newValue === undefined) {        newValue = srcValue;      }      assignMergeValue(object, key, newValue);    }  }, keysIn);}
export default baseMerge;