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

nyalldawson · nyalldawson · commit 1c684456aa2d · 2018-06-01T09:36:24.000+10:00
Refs #19076
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

Original file line number	Diff line number	Diff line change
`@@ -2038,7 +2038,10 @@ QgsProcessingParameterNumber::QgsProcessingParameterNumber( const QString &name,`
`2038`	`2038`	`, mMax( maxValue )`
`2039`	`2039`	`, mDataType( type )`
`2040`	`2040`	`{`
`2041`		`-`
	`2041`	`+ if ( mMin >= mMax )`
	`2042`	`+ {`
	`2043`	`+ QgsMessageLog::logMessage( QObject::tr( "Invalid number parameter \"%1\": min value %2 is >= max value %3!" ).arg( name ).arg( mMin ).arg( mMax ), QObject::tr( "Processing" ) );`
	`2044`	`+ }`
`2042`	`2045`	`}`
`2043`	`2046`
`2044`	`2047`	`QgsProcessingParameterDefinition *QgsProcessingParameterNumber::clone() const`