def _read_rule_set(path: str) -> RewriteRule:
logging.info("reading rewrite rules from %r", path)
entries = lexicon_reader.read_lexicon_entries(path) # might throw IOError.
for index, entry in entries.items():
try:
lexicon_validator.validate(entry)
except lexicon_validator.InvalidLexiconEntryError as error:
raise MorphotacticsCompilerError(
f"Lexicon entry at line {index} of '{path}' is illformed. {error}")
return lexicon_parser.parse(list(entries.values()))
def test_success(self, _, basename, expected):
path = os.path.join(_TESTDATA_DIR, f"{basename}.tsv")
actual = reader.read_lexicon_entries(path)
self.assertDictEqual(expected, actual)
def test_raises_exception(self, _, path, exception):
with self.assertRaises(exception):
reader.read_lexicon_entries(path)
