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@@ -0,0 +1,97 @@
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+(function (global, factory) {
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+ typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
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+ typeof define === 'function' && define.amd ? define(factory) :
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+ (global.deepmerge = factory());
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+}(this, (function () { 'use strict';
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+
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+var isMergeableObject = function isMergeableObject(value) {
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+ return isNonNullObject(value)
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+ && !isSpecial(value)
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+};
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+
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+function isNonNullObject(value) {
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+ return !!value && typeof value === 'object'
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+}
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+
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+function isSpecial(value) {
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+ var stringValue = Object.prototype.toString.call(value);
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+
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+ return stringValue === '[object RegExp]'
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+ || stringValue === '[object Date]'
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+ || isReactElement(value)
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+}
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+
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+// see https://github.com/facebook/react/blob/b5ac963fb791d1298e7f396236383bc955f916c1/src/isomorphic/classic/element/ReactElement.js#L21-L25
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+var canUseSymbol = typeof Symbol === 'function' && Symbol.for;
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+var REACT_ELEMENT_TYPE = canUseSymbol ? Symbol.for('react.element') : 0xeac7;
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+
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+function isReactElement(value) {
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+ return value.$$typeof === REACT_ELEMENT_TYPE
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+}
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+
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+function emptyTarget(val) {
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+ return Array.isArray(val) ? [] : {}
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+}
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+
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+function cloneUnlessOtherwiseSpecified(value, optionsArgument) {
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+ var clone = !optionsArgument || optionsArgument.clone !== false;
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+
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+ return (clone && isMergeableObject(value))
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+ ? deepmerge(emptyTarget(value), value, optionsArgument)
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+ : value
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+}
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+
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+function defaultArrayMerge(target, source, optionsArgument) {
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+ return target.concat(source).map(function(element) {
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+ return cloneUnlessOtherwiseSpecified(element, optionsArgument)
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+ })
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+}
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+
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+function mergeObject(target, source, optionsArgument) {
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+ var destination = {};
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+ if (isMergeableObject(target)) {
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+ Object.keys(target).forEach(function(key) {
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+ destination[key] = cloneUnlessOtherwiseSpecified(target[key], optionsArgument);
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+ });
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+ }
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+ Object.keys(source).forEach(function(key) {
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+ if (!isMergeableObject(source[key]) || !target[key]) {
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+ destination[key] = cloneUnlessOtherwiseSpecified(source[key], optionsArgument);
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+ } else {
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+ destination[key] = deepmerge(target[key], source[key], optionsArgument);
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+ }
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+ });
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+ return destination
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+}
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+
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+function deepmerge(target, source, optionsArgument) {
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+ var sourceIsArray = Array.isArray(source);
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+ var targetIsArray = Array.isArray(target);
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+ var options = optionsArgument || { arrayMerge: defaultArrayMerge };
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+ var sourceAndTargetTypesMatch = sourceIsArray === targetIsArray;
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+
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+ if (!sourceAndTargetTypesMatch) {
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+ return cloneUnlessOtherwiseSpecified(source, optionsArgument)
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+ } else if (sourceIsArray) {
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+ var arrayMerge = options.arrayMerge || defaultArrayMerge;
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+ return arrayMerge(target, source, optionsArgument)
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+ } else {
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+ return mergeObject(target, source, optionsArgument)
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+ }
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+}
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+
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+deepmerge.all = function deepmergeAll(array, optionsArgument) {
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+ if (!Array.isArray(array)) {
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+ throw new Error('first argument should be an array')
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+ }
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+
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+ return array.reduce(function(prev, next) {
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+ return deepmerge(prev, next, optionsArgument)
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+ }, {})
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+};
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+
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+var deepmerge_1 = deepmerge;
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+
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+return deepmerge_1;
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+
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+})));
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Raanan Weber