src virtual override Void encode(OutStream out)

Encode as a MIME message according to RFC 822.

src new make()

Construct with default type of "multipart/mixed".

src EmailPart[] parts := EmailPart[,]

The sub-parts of this multipart.

src virtual override Void validate()

Validate this part - throw Err if not configured correctly:

• must have at least one part
• Content-Type must be defined
• if Content-Type doesn't define boundary, one is auto-generated