diff --git a/packages/core/src/data_sources/model/conditional_variables/operators/BaseOperator.ts b/packages/core/src/data_sources/model/conditional_variables/operators/BaseOperator.ts
new file mode 100644
index 000000000..55f556cab
--- /dev/null
+++ b/packages/core/src/data_sources/model/conditional_variables/operators/BaseOperator.ts
@@ -0,0 +1,14 @@
+import EditorModel from '../../../../editor/model/Editor';
+import { Operation } from './types';
+
+export abstract class Operator<OperationType extends Operation> {
+  protected em: EditorModel;
+  protected operation: OperationType;
+
+  constructor(operation: any, opts: { em: EditorModel }) {
+    this.operation = operation;
+    this.em = opts.em;
+  }
+
+  abstract evaluate(left: any, right: any): boolean;
+}
diff --git a/packages/core/src/data_sources/model/conditional_variables/operators/index.ts b/packages/core/src/data_sources/model/conditional_variables/operators/index.ts
deleted file mode 100644
index 5ae1f2879..000000000
--- a/packages/core/src/data_sources/model/conditional_variables/operators/index.ts
+++ /dev/null
@@ -1,3 +0,0 @@
-export abstract class Operator {
-  abstract evaluate(left: any, right: any): boolean;
-}
diff --git a/packages/core/src/data_sources/model/conditional_variables/operators/types.ts b/packages/core/src/data_sources/model/conditional_variables/operators/types.ts
new file mode 100644
index 000000000..fdb13db92
--- /dev/null
+++ b/packages/core/src/data_sources/model/conditional_variables/operators/types.ts
@@ -0,0 +1,6 @@
+import { AnyTypeOperation } from "./AnyTypeOperator";
+import { BooleanOperation } from "./BooleanOperator";
+import { NumberOperation } from "./NumberOperator";
+import { StringOperation } from "./StringOperator";
+
+export type Operation = AnyTypeOperation | StringOperation | NumberOperation | BooleanOperation;
\ No newline at end of file