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node_modules/bootstrap-vue/esm/utils/copy-props.js

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+import identity from './identity';
+import { isArray, isObject } from './inspect';
+import { clone } from './object';
+/**
+ * Copies props from one array/object to a new array/object. Prop values
+ * are also cloned as new references to prevent possible mutation of original
+ * prop object values. Optionally accepts a function to transform the prop name.
+ *
+ * @param {[]|{}} props
+ * @param {Function} transformFn
+ */
+
+var copyProps = function copyProps(props) {
+  var transformFn = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : identity;
+
+  if (isArray(props)) {
+    return props.map(transformFn);
+  } // Props as an object.
+
+
+  var copied = {};
+
+  for (var prop in props) {
+    /* istanbul ignore else */
+    // eslint-disable-next-line no-prototype-builtins
+    if (props.hasOwnProperty(prop)) {
+      // If the prop value is an object, do a shallow clone to prevent
+      // potential mutations to the original object.
+      copied[transformFn(prop)] = isObject(props[prop]) ? clone(props[prop]) : props[prop];
+    }
+  }
+
+  return copied;
+};
+
+export default copyProps;