[processing] Log an error when a numeric parameter has min value >= m…

…ax value Refs #19076
qgis · May 31, 2018 · 1c684456aa2d4957eb01d885ea4986448e3f8b09 · 1c68445
1 parent 32792d3
commit 1c684456aa2d4957eb01d885ea4986448e3f8b09
Unified Split

Showing with 4 additions and 1 deletion.

+4 −1 src/core/processing/qgsprocessingparameters.cpp
diff --git a/src/core/processing/qgsprocessingparameters.cpp b/src/core/processing/qgsprocessingparameters.cpp
@@ -2038,7 +2038,10 @@ QgsProcessingParameterNumber::QgsProcessingParameterNumber( const QString &name,
   , mMax( maxValue )
   , mDataType( type )
 {
-
+  if ( mMin >= mMax )
+  {
+    QgsMessageLog::logMessage( QObject::tr( "Invalid number parameter \"%1\": min value %2 is >= max value %3!" ).arg( name ).arg( mMin ).arg( mMax ), QObject::tr( "Processing" ) );
+  }
 }
 
 QgsProcessingParameterDefinition *QgsProcessingParameterNumber::clone() const