CompleterExtension<T> extension

on

• Completer<T>

Methods

safeComplete([T? value, void orElse()?]) → void

Completes this completer with optional value only if it has not already been completed.

safeCompleteError(Object error, [StackTrace? stackTrace]) → void

Completes this completer with error and an optional stackTrace only if it has not already been completed.