00001 var baseAssignValue = require('./_baseAssignValue'), 00002 eq = require('./eq'); 00003 00013 function assignMergeValue(object, key, value) { 00014 if ((value !== undefined && !eq(object[key], value)) || 00015 (value === undefined && !(key in object))) { 00016 baseAssignValue(object, key, value); 00017 } 00018 } 00019 00020 module.exports = assignMergeValue;