fhdl.ir: fix incorrect uses of positive to say non-negative.
authorwhitequark <whitequark@whitequark.org>
Sat, 15 Dec 2018 09:19:26 +0000 (09:19 +0000)
committerwhitequark <whitequark@whitequark.org>
Sat, 15 Dec 2018 09:26:23 +0000 (09:26 +0000)
commitf5e8c9033dde889c535171ba6beb4a72f8f03f3d
treea164a21d84ff032bb5ddc34f3aa10fb84cfdb96d
parent9010805040ee59629002ada1b9ab9dc3bb29761a
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]