[Mappings editor] Fix bug when trying to clear the mapping field type (…

…#76263)
elastic · Aug 31, 2020 · 2eb8e69 · 2eb8e69
1 parent 44a017b
commit 2eb8e69
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/...components/mappings_editor/components/document_fields/field_parameters/type_parameter.tsx b/...components/mappings_editor/components/document_fields/field_parameters/type_parameter.tsx
@@ -70,7 +70,13 @@ export const TypeParameter = ({ isMultiField, isRootLevelField, showDocLink = fa
                 : filterTypesForNonRootFields(FIELD_TYPES_OPTIONS)
             }
             selectedOptions={typeField.value}
-            onChange={typeField.setValue}
+            onChange={(value) => {
+              if (value.length === 0) {
+                // Don't allow clearing the type. One must always be selected
+                return;
+              }
+              typeField.setValue(value);
+            }}
             isClearable={false}
             data-test-subj="fieldType"
           />