nullable: enforce static and dynamic rules.
authorJean Privat <jean@pryen.org>
Thu, 25 Jun 2009 20:29:26 +0000 (16:29 -0400)
committerJean Privat <jean@pryen.org>
Fri, 26 Jun 2009 05:06:51 +0000 (01:06 -0400)
Switch warnings to errors.
Update tests to let them not produce errors. Note that:
 * base_nullable.nit have new error cases
 * test_isa.nit add some test cases
 * test_nil.nit is removed since it is to much outdated.

Signed-off-by: Jean Privat <jean@pryen.org>


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