Add transient? predicate

Description

I've encountered situations where I wanted to check whether something was transient in order to know whether I should call assoc! or assoc, conj! or conj, etc.

This patch adds `transient?` as a predicate fn.

Environment

N/A

Status

Assignee

Unassigned

Reporter

Devin Walters

Approval

Triaged

Patch

Code and Test

Affects versions

Priority

Major
Configure