1 files changed, 28 insertions, 0 deletions
diff --git a/workflow-designer-ui/src/main/frontend/src/features/version/inputOutput/inputOutputSelectors.js b/workflow-designer-ui/src/main/frontend/src/features/version/inputOutput/inputOutputSelectors.js
index c37c9dbc..09dcc261 100644
--- a/workflow-designer-ui/src/main/frontend/src/features/version/inputOutput/inputOutputSelectors.js
+++ b/workflow-designer-ui/src/main/frontend/src/features/version/inputOutput/inputOutputSelectors.js
@@ -15,6 +15,7 @@
 */
 
 import { createSelector } from 'reselect';
+import { isEmpty } from 'lodash';
 
 import { INPUTS } from 'features/version/inputOutput/inputOutputConstants';
 
@@ -60,3 +61,30 @@ export const getError = createSelector(
     [getInputOutput, getCurrent],
     (inputOutput, current) => inputOutput.error[current]
 );
+
+export const getErrorsInputOutput = createSelector(
+    getInputOutput,
+    ({ error }) => error
+);
+
+export const getInputErrors = createSelector(
+    getErrorsInputOutput,
+    ({ inputs }) =>
+        !isEmpty(inputs) &&
+        Boolean(inputs.alreadyExists.length || inputs.invalidCharacters.length)
+);
+
+export const getOutputErrors = createSelector(
+    getErrorsInputOutput,
+    ({ outputs }) =>
+        !isEmpty(outputs) &&
+        Boolean(
+            outputs.alreadyExists.length || outputs.invalidCharacters.length
+        )
+);
+
+export const getIOErrors = createSelector(
+    getInputErrors,
+    getOutputErrors,
+    (inputsErrors, outputsErrors) => inputsErrors || outputsErrors
+);