TextControl / txtextcontrol-reportingcloud-php

            StaticValidator::execute($templateName, 'TemplateName');

        }

        if (null !== $templateFilename) {

            StaticValidator::execute($templateFilename, 'TemplateExtension');

            StaticValidator::execute($templateFilename, 'FileExists');

            $templateFilename = realpath($templateFilename);

        }

        // This boolean value MUST be passed as a string to prevent Guzzle converting the

        // query parameter to ?append=0 or ?append=1, which the backend does not recognize.

            StaticValidator::execute($templateName, 'TemplateName');

        }

        if (null !== $templateFilename) {

            StaticValidator::execute($templateFilename, 'TemplateExtension');

            StaticValidator::execute($templateFilename, 'FileExists');

            $templateFilename = realpath($templateFilename);

        }

        StaticValidator::execute($mergeSettings, 'TypeArray');