@@ -525,6 +530,7 @@ PUT /projects/:id/issues/:issue_iid
| `updated_at` | string | no | Date time string, ISO 8601 formatted, e.g. `2016-03-11T03:45:40Z` (requires admin or project owner rights) |
| `due_date` | string | no | Date time string in the format YEAR-MONTH-DAY, e.g. `2016-03-11` |
| `weight` | integer | no | The weight of the issue in range 0 to 9 |
| `discussion_locked` | boolean | no | Flag indicating if the issue's discussion is locked. If the discussion is locked only project members can add or edit comments. |
```bash
curl --request PUT --header"PRIVATE-TOKEN: 9koXpg98eAheJpvBs5tK" https://gitlab.example.com/api/v4/projects/4/issues/85?state_event=close
@@ -520,8 +524,7 @@ PUT /projects/:id/merge_requests/:merge_request_iid
| `milestone_id` | integer | no | The ID of a milestone |
| `remove_source_branch` | boolean | no | Flag indicating if a merge request should remove the source branch when merging |
| `squash` | boolean| no | Squash commits into a single commit when merging |
Must include at least one non-required attribute from above.
| `discussion_locked` | boolean | no | Flag indicating if the merge request's discussion is locked. If the discussion is locked only project members can add, edit or resolve comments. |
Must include at least one non-required attribute from above.
...
...
@@ -578,6 +581,7 @@ Must include at least one non-required attribute from above.
When the discussion of an issue or a merge request is locked only team members can write new comments and edit the old ones.
### Modifying discussion lock
To lock or unlock a dicsussion, find the Lock section in the sidebar and click **Edit**. A popup should appear and give you the option to turn on or turn off the discussion lock.
| Turn off discussion lock | Turn on discussion lock |
| :-----------: | :----------: |
|  |  |
Every change is indicated by a system note in the issue's or merge request's comments.

### Indications of locked issues or merge requests
While you are inside the locked issue or merge request and you are a project team member you can see an indicator in the comment form that the issue or merge request is locked.
If you are not a team member you won't see the comment form but only the information that the dicussion is locked.
| Team member | Not a member |
| :-----------: | :----------: |
|  |  |
expect(formatWarning(vm.$el.querySelector('span').textContent)).toEqual('This is a confidential issue. Your comment will not be visible to the public.');
});
});
describe('isLocked and isConfidential',()=>{
it('should render locked and confidential issue warning information',()=>{
constvm=mountComponent(IssueWarning,{
isLocked:true,
isConfidential:true,
});
expect(vm.$el.querySelector('i')).toBeFalsy();
expect(formatWarning(vm.$el.querySelector('span').textContent)).toEqual('This issue is confidential and locked. People without permission will never get a notification and not be able to comment.');