Don't throw misleading exception

(cherry picked from commit 6792aa5)
qgis · Apr 6, 2020 · 06ff0d2 · 06ff0d2
1 parent c434a04
commit 06ff0d2
Showing 1 changed file with 3 additions and 7 deletions.
diff --git a/src/core/processing/qgsprocessingalgorithm.cpp b/src/core/processing/qgsprocessingalgorithm.cpp
@@ -599,14 +599,10 @@ bool QgsProcessingAlgorithm::parameterAsBoolean( const QVariantMap &parameters,
 
 QgsFeatureSink *QgsProcessingAlgorithm::parameterAsSink( const QVariantMap &parameters, const QString &name, QgsProcessingContext &context, QString &destinationIdentifier, const QgsFields &fields, QgsWkbTypes::Type geometryType, const QgsCoordinateReferenceSystem &crs, QgsFeatureSink::SinkFlags sinkFlags ) const
 {
-  try
-  {
-    return QgsProcessingParameters::parameterAsSink( parameterDefinition( name ), parameters, fields, geometryType, crs, context, destinationIdentifier, sinkFlags );
-  }
-  catch ( QgsProcessingException )
-  {
+  if ( !parameterDefinition( name ) )
     throw QgsProcessingException( QObject::tr( "No parameter definition for the sink '%1'" ).arg( name ) );
-  }
+
+  return QgsProcessingParameters::parameterAsSink( parameterDefinition( name ), parameters, fields, geometryType, crs, context, destinationIdentifier, sinkFlags );
 }
 
 QgsProcessingFeatureSource *QgsProcessingAlgorithm::parameterAsSource( const QVariantMap &parameters, const QString &name, QgsProcessingContext &context ) const