fhdl.ir: fix incorrect uses of positive to say non-negative.
authorwhitequark <cz@m-labs.hk>
Sat, 15 Dec 2018 09:19:26 +0000 (09:19 +0000)
committerwhitequark <cz@m-labs.hk>
Sat, 15 Dec 2018 09:26:23 +0000 (09:26 +0000)
commitb4764f8b2f475b549a01c6d855f3ffd44dcd5305
treea164a21d84ff032bb5ddc34f3aa10fb84cfdb96d
parent6a13b36d150fcc1a24168f3a730ba6e7f87b193a
fhdl.ir: fix incorrect uses of positive to say non-negative.

Also test Part and Slice properly.
nmigen/fhdl/ast.py
nmigen/test/test_fhdl_ast.py [new file with mode: 0644]
nmigen/test/test_fhdl_value.py [deleted file]