EDI\Interpreter::getJson PHP Method

    public function getJson($pretty = false)
    {
        if ($pretty) {
            return json_encode($this->ediGroups, JSON_PRETTY_PRINT);
        } else {
            return json_encode($this->ediGroups);
        }
    }

 public function testDESADV()
 {
     $parser = new Parser(__DIR__ . "/../files/D96ADESADV.edi");
     $mapping = new \EDI\Mapping\MappingProvider('D96A');
     $analyser = new Analyser();
     $segs = $analyser->loadSegmentsXml($mapping->getSegments());
     $svc = $analyser->loadSegmentsXml($mapping->getServiceSegments(3));
     $interpreter = new Interpreter($mapping->getMessage('desadv'), $segs, $svc);
     $interpreter->prepare($parser->get());
     $this->assertJsonStringEqualsJsonFile(__DIR__ . "/../files/D96ADESADV.json", $interpreter->getJson(true), "JSON does not match expected output");
     $this->assertCount(2, $interpreter->getMessages());
     $this->assertCount(1, $interpreter->getErrors());
     $this->assertCount(2, $interpreter->getServiceSegments());
     $this->assertEquals([[]], $interpreter->getErrors());
 }