time-to-botec

Benchmark sampling in different programming languages
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_customDefaultsMerge.js (1049B)

      1 var baseMerge = require('./_baseMerge'),
      2     isObject = require('./isObject');
      3 
      4 /**
      5  * Used by `_.defaultsDeep` to customize its `_.merge` use to merge source
      6  * objects into destination objects that are passed thru.
      7  *
      8  * @private
      9  * @param {*} objValue The destination value.
     10  * @param {*} srcValue The source value.
     11  * @param {string} key The key of the property to merge.
     12  * @param {Object} object The parent object of `objValue`.
     13  * @param {Object} source The parent object of `srcValue`.
     14  * @param {Object} [stack] Tracks traversed source values and their merged
     15  *  counterparts.
     16  * @returns {*} Returns the value to assign.
     17  */
     18 function customDefaultsMerge(objValue, srcValue, key, object, source, stack) {
     19   if (isObject(objValue) && isObject(srcValue)) {
     20     // Recursively merge objects and arrays (susceptible to call stack limits).
     21     stack.set(srcValue, objValue);
     22     baseMerge(objValue, srcValue, undefined, customDefaultsMerge, stack);
     23     stack['delete'](srcValue);
     24   }
     25   return objValue;
     26 }
     27 
     28 module.exports = customDefaultsMerge;