RequestContext.reportProgress

Emit a notifications/progress. No-op if the originating request carried no _meta.progressToken.

void reportProgress(double progress, Nullable!double total, string message)
interface RequestContext
@safe
void
reportProgress
(
double progress
,
Nullable!double total = Nullable!double.init
,
string message = null
)
void reportProgress(long done, long total, string message)