define(['./baseClone', './baseIsMatch', './isStrictComparable', '../object/keys'], function(baseClone, baseIsMatch, isStrictComparable, keys) { /** Used for native method references. */ var objectProto = Object.prototype; /** Used to check objects for own properties. */ var hasOwnProperty = objectProto.hasOwnProperty; /** * The base implementation of `_.matches` which supports specifying whether * `source` should be cloned. * * @private * @param {Object} source The object of property values to match. * @param {boolean} [isCloned] Specify cloning the source object. * @returns {Function} Returns the new function. */ function baseMatches(source, isCloned) { var props = keys(source), length = props.length; if (length == 1) { var key = props[0], value = source[key]; if (isStrictComparable(value)) { return function(object) { return object != null && value === object[key] && hasOwnProperty.call(object, key); }; } } if (isCloned) { source = baseClone(source, true); } var values = Array(length), strictCompareFlags = Array(length); while (length--) { value = source[props[length]]; values[length] = value; strictCompareFlags[length] = isStrictComparable(value); } return function(object) { return baseIsMatch(object, props, values, strictCompareFlags); }; } return baseMatches; });