From b171ac5050d0118e58a465253d5d6cd23147ccfb Mon Sep 17 00:00:00 2001 From: Todd Gamblin Date: Sat, 10 Aug 2019 18:03:32 -0700 Subject: concretizer: split long lines in ASP programs --- lib/spack/spack/solver/asp.py | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) (limited to 'lib') diff --git a/lib/spack/spack/solver/asp.py b/lib/spack/spack/solver/asp.py index a13f022a91..1380675dd9 100644 --- a/lib/spack/spack/solver/asp.py +++ b/lib/spack/spack/solver/asp.py @@ -25,6 +25,10 @@ from spack.util.executable import which from spack.version import ver +#: max line length for ASP programs in characters +_max_line = 80 + + def _id(thing): """Quote string if needed for it to be a valid identifier.""" return '"%s"' % str(thing) @@ -137,7 +141,10 @@ class AspGenerator(object): def rule(self, head, body): """ASP rule (an implication).""" - self.out.write("%s :- %s.\n" % (head, body)) + rule_line = "%s :- %s.\n" % (head, body) + if len(rule_line) > _max_line: + rule_line = re.sub(r' \| ', "\n| ", rule_line) + self.out.write(rule_line) def constraint(self, body): """ASP integrity constraint (rule with no head; can't be true).""" -- cgit v1.2.3-70-g09d2