hdl.ast: use keyword-only arguments as appropriate.
authorwhitequark <whitequark@whitequark.org>
Mon, 8 Jul 2019 09:23:33 +0000 (09:23 +0000)
committerwhitequark <whitequark@whitequark.org>
Mon, 8 Jul 2019 09:58:12 +0000 (09:58 +0000)
commitdac6275493c20280575d29293a99e0cbc8bb0002
treeba8fda29e8d9807ba5d94c43badc661ef2fd452f
parent70f3563b5fd101668570e7851876b3d3e7b8f347
hdl.ast: use keyword-only arguments as appropriate.

As a motivation/related refactor, make sure each AST node exposes
src_loc_at in the constructor.
nmigen/hdl/ast.py
nmigen/hdl/xfrm.py