http://d.puremagic.com/issues/show_bug.cgi?id=9164
Summary: Can't easily assign one Nullable to another
Product: D
Version: D2
Platform: All
OS/Version: All
Status: NEW
Severity: minor
Priority: P2
Component: Phobos
AssignedTo: [email protected]
ReportedBy: [email protected]
--- Comment #0 from Artem Tarasov <[email protected]> 2012-12-16 02:49:05
PST ---
Example:
import std.typecons;
void main() {
Nullable!int a, b;
a = b; // what seems to happen is a.opAssign(b.get) => enforcement fails
}
The workaround is simple but ugly: if (b.isNull) a.nullify(); else a = b;
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