Current Dev State

static/js/ketcher2/node_modules/deepmerge/index.js

@@ -0,0 +1,84 @@
+(function (root, factory) {
+    if (typeof define === 'function' && define.amd) {
+        define(factory);
+    } else if (typeof exports === 'object') {
+        module.exports = factory();
+    } else {
+        root.deepmerge = factory();
+    }
+}(this, function () {
+
+function isMergeableObject(val) {
+    var nonNullObject = val && typeof val === 'object'
+
+    return nonNullObject
+        && Object.prototype.toString.call(val) !== '[object RegExp]'
+        && Object.prototype.toString.call(val) !== '[object Date]'
+}
+
+function emptyTarget(val) {
+    return Array.isArray(val) ? [] : {}
+}
+
+function cloneIfNecessary(value, optionsArgument) {
+    var clone = optionsArgument && optionsArgument.clone === true
+    return (clone && isMergeableObject(value)) ? deepmerge(emptyTarget(value), value, optionsArgument) : value
+}
+
+function defaultArrayMerge(target, source, optionsArgument) {
+    var destination = target.slice()
+    source.forEach(function(e, i) {
+        if (typeof destination[i] === 'undefined') {
+            destination[i] = cloneIfNecessary(e, optionsArgument)
+        } else if (isMergeableObject(e)) {
+            destination[i] = deepmerge(target[i], e, optionsArgument)
+        } else if (target.indexOf(e) === -1) {
+            destination.push(cloneIfNecessary(e, optionsArgument))
+        }
+    })
+    return destination
+}
+
+function mergeObject(target, source, optionsArgument) {
+    var destination = {}
+    if (isMergeableObject(target)) {
+        Object.keys(target).forEach(function (key) {
+            destination[key] = cloneIfNecessary(target[key], optionsArgument)
+        })
+    }
+    Object.keys(source).forEach(function (key) {
+        if (!isMergeableObject(source[key]) || !target[key]) {
+            destination[key] = cloneIfNecessary(source[key], optionsArgument)
+        } else {
+            destination[key] = deepmerge(target[key], source[key], optionsArgument)
+        }
+    })
+    return destination
+}
+
+function deepmerge(target, source, optionsArgument) {
+    var array = Array.isArray(source);
+    var options = optionsArgument || { arrayMerge: defaultArrayMerge }
+    var arrayMerge = options.arrayMerge || defaultArrayMerge
+
+    if (array) {
+        return Array.isArray(target) ? arrayMerge(target, source, optionsArgument) : cloneIfNecessary(source, optionsArgument)
+    } else {
+        return mergeObject(target, source, optionsArgument)
+    }
+}
+
+deepmerge.all = function deepmergeAll(array, optionsArgument) {
+    if (!Array.isArray(array) || array.length < 2) {
+        throw new Error('first argument should be an array with at least two elements')
+    }
+
+    // we are sure there are at least 2 values, so it is safe to have no initial value
+    return array.reduce(function(prev, next) {
+        return deepmerge(prev, next, optionsArgument)
+    })
+}
+
+return deepmerge
+
+}));