feat(connect): support promise for connectionString #41
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There are cases where it's useful to have a synchronous reference to the
Database
, and where the connection information is not yet available - particularly in test cases where you may be launching a temporary mongo database usingmongo-memory-server
. To better support this use-case, theDatabase
class can accept and store theconnectionString
parameter as aPromise
, and resolve it to its value in the connect handler which is already well-positioned to wait for asynchronous resolution.