| Index: trunk/extensions/SemanticResultFormats/GraphViz/SRF_Graph.php |
| — | — | @@ -253,6 +253,7 @@ |
| 254 | 254 | * @return string |
| 255 | 255 | */ |
| 256 | 256 | protected function getWordWrappedText( $text, $charLimit ) { |
| | 257 | + $charLimit = max( array( $charLimit, 1 ) ); |
| 257 | 258 | $segments = array(); |
| 258 | 259 | |
| 259 | 260 | while ( strlen( $text ) > $charLimit ) { |