render method
Renders this field using the given buffer
Implementation
String render([StringBuffer? buffer]) {
buffer ??= StringBuffer();
buffer.write(value);
renderField('charset', charset, buffer, quote: true);
renderField('boundary', boundary, buffer, quote: true);
if (isFlowedFormat == true) {
renderField('format', 'flowed', buffer);
}
renderRemainingFields(buffer, exclude: ['charset', 'boundary', 'format']);
return buffer.toString();
}