The files that are going to be deleted.
A cancellation token.
Allows to pause the event and to apply a workspace edit.
Note: This function can only be called during event dispatch and not in an asynchronous manner:
workspace.onWillCreateFiles(event => {
// async, will *throw* an error
setTimeout(() => event.waitUntil(promise));
// sync, OK
event.waitUntil(promise);
})
A thenable that delays saving.
Allows to pause the event until the provided thenable resolves.
Note: This function can only be called during event dispatch.
A thenable that delays saving.
An event that is fired when files are going to be deleted.
To make modifications to the workspace before the files are deleted, call the [`waitUntil](#FileWillCreateEvent.waitUntil)-function with a thenable that resolves to a workspace edit.