Avoid throwing errors if no condition is passed to a DataCondition

packages/core/src/data_sources/model/conditional_variables/DataCondition.ts

@@ -8,6 +8,7 @@ import { GenericOperation } from './operators/GenericOperator';
 import { LogicalOperation } from './operators/LogicalOperator';
 import { NumberOperation } from './operators/NumberOperator';
 import { StringOperation } from './operators/StringOperations';
+import { isUndefined } from 'underscore';
 
 export const DataConditionType = 'data-condition';
 
@@ -45,8 +46,8 @@ export class DataCondition extends Model<DataConditionPropsDefined> {
     public ifFalse: any,
     opts: { em: EditorModel; onValueChange?: () => void },
   ) {
-    if (typeof condition === 'undefined') {
-      throw new MissingConditionError();
+    if (isUndefined(condition)) {
+      opts.em.logError('No condition was provided to a conditional component.');
     }
 
     const conditionInstance = new Condition(condition, { em: opts.em });
@@ -128,8 +129,3 @@ export class DataCondition extends Model<DataConditionPropsDefined> {
     };
   }
 }
-export class MissingConditionError extends Error {
-  constructor() {
-    super('No condition was provided to a conditional component.');
-  }
-}