watchOpen abstract method
/////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////// Creates a watch with an empty subscriber list.
The dis string is a debug string to keep track of who created the watch. Pass the desired lease time or null to use default.
Implementation
// Watches
//////////////////////////////////////////////////////////////////////////
/// Creates a watch with an empty subscriber list.
///
/// The dis string is a debug string to keep track of who created the watch.
/// Pass the desired lease time or null to use default.
HWatch? watchOpen(String dis, HNum lease);