duplicateArgMessage() static public method

static public duplicateArgMessage ( $argName )
 private function duplicateArg($argName, $l1, $c1, $l2, $c2)
 {
     return FormattedError::create(UniqueArgumentNames::duplicateArgMessage($argName), [new SourceLocation($l1, $c1), new SourceLocation($l2, $c2)]);
 }