Callum Styan 1a7923dde3 Add ref counting to string interning so we can remove
a string when there are no longer any refs. Add tests for interning.

Co-authored-by: Tom Wilkie <tom.wilkie@gmail.com>

Signed-off-by: Callum Styan <callumstyan@gmail.com>
2019-03-18 20:31:12 +00:00
..
2019-02-12 11:39:13 +00:00
2019-01-16 17:28:14 -05:00
2017-07-12 12:27:57 +01:00
2019-03-18 20:31:12 +00:00