Nicer debugging from boundary alg

qgis · Jul 12, 2017 · a87cc53 · a87cc53
1 parent 5c844a5
commit a87cc53
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/python/plugins/processing/algs/qgis/Boundary.py b/python/plugins/processing/algs/qgis/Boundary.py
@@ -93,10 +93,10 @@ def processAlgorithm(self, parameters, context, feedback):
             if input_geometry:
                 output_geometry = QgsGeometry(input_geometry.geometry().boundary())
                 if not output_geometry:
-                    raise GeoAlgorithmExecutionException(
-                        self.tr('Error calculating boundary'))
-
-                output_feature.setGeometry(output_geometry)
+                    feedback.reportError(self.tr('No boundary for feature {} (possibly a closed linestring?)').format(input_feature.id()))
+                    output_feature.clearGeometry()
+                else:
+                    output_feature.setGeometry(output_geometry)
 
             sink.addFeature(output_feature, QgsFeatureSink.FastInsert)
             feedback.setProgress(int(current * total))