Remove usage of lodash/isArray for improved type guarding

Author: lucas-koehler

packages/core/src/testers/testers.ts

@@ -27,7 +27,6 @@ import isEmpty from 'lodash/isEmpty';
 import get from 'lodash/get';
 import endsWith from 'lodash/endsWith';
 import last from 'lodash/last';
-import isArray from 'lodash/isArray';
 import reduce from 'lodash/reduce';
 import toPairs from 'lodash/toPairs';
 import includes from 'lodash/includes';
@@ -483,7 +482,7 @@ const traverse = (
   pred: (obj: JsonSchema) => boolean,
   rootSchema: JsonSchema
 ): boolean => {
-  if (isArray(any)) {
+  if (Array.isArray(any)) {
     return reduce(
       any,
       (acc, el) => acc || traverse(el, pred, rootSchema),

packages/core/src/util/util.ts

@@ -24,7 +24,6 @@
 */
 
 import isEmpty from 'lodash/isEmpty';
-import isArray from 'lodash/isArray';
 import includes from 'lodash/includes';
 import find from 'lodash/find';
 import { resolveData, resolveSchema } from './resolvers';
@@ -100,7 +99,7 @@ export const deriveTypes = (jsonSchema: JsonSchema): string[] => {
   if (!isEmpty(jsonSchema.type) && typeof jsonSchema.type === 'string') {
     return [jsonSchema.type];
   }
-  if (isArray(jsonSchema.type)) {
+  if (Array.isArray(jsonSchema.type)) {
     return jsonSchema.type;
   }
   if (

packages/vue-vuetify/src/controls/StringControlRenderer.vue

@@ -88,7 +88,6 @@ import {
   type RendererProps,
 } from '@jsonforms/vue';
 import every from 'lodash/every';
-import isArray from 'lodash/isArray';
 import isString from 'lodash/isString';
 import { defineComponent } from 'vue';
 import { VCombobox, VTextField } from 'vuetify/components';
@@ -123,7 +122,7 @@ const controlRenderer = defineComponent({
 
       if (
         suggestions === undefined ||
-        !isArray(suggestions) ||
+        !Array.isArray(suggestions) ||
         !every(suggestions, isString)
       ) {
         // check for incorrect data