docs/static/kute-page_files/undefined.cd4343636fa2ca97594c.js
function customDefaultsAssignIn(objValue, srcValue, key, object) {
      if (objValue === undefined ||
          (eq(objValue, objectProto[key]) && !hasOwnProperty.call(object, key))) {
        return srcValue;
      }
      return objValue;
    }
function customDefaultsAssignIn(objValue, srcValue, key, object) {
      if (objValue === undefined ||
          (eq(objValue, objectProto[key]) && !hasOwnProperty.call(object, key))) {
        return srcValue;
      }
      return objValue;
    }
function customDefaultsAssignIn ( objValue , srcValue , key , object ) { if ( objValue === undefined || ( eq ( objValue , objectProto [ key ] ) && ! hasOwnProperty . call ( object , key ) ) ) { return srcValue ; } return objValue ; }
Used by `_.defaults` to customize its `_.assignIn` use to assign properties
of source objects to the destination object for all destination properties
that resolve to `undefined`.

@private
@param {*} objValue The destination value.
@param {*} srcValue The source value.
@param {string} key The key of the property to assign.
@param {Object} object The parent object of `objValue`.
@returns {*} Returns the value to assign.
Used by _ . defaults to customize its _ . assignIn use to assign properties of source objects to the destination object for all destination properties that resolve to undefined .