hasTextPart method
Checks if this MIME part or a child is textual.
depth
optional depth, use 1 if only direct children should be checked
Implementation
bool hasTextPart({int? depth}) {
if (isTextMediaType()) {
return true;
}
if (parts != null) {
if (depth != null) {
if (--depth < 0) {
return false;
}
}
for (final part in parts!) {
if (part.hasTextPart(depth: depth)) {
return true;
}
}
}
return false;
}