The expiration time for new job artifacts in CI/CD pipelines is now 30 days (GitLab default). Previously generated artifacts in already completed jobs will not be affected by the change. The latest artifacts for all jobs in the latest successful pipelines will be kept. More information: https://gitlab.lrz.de/help/user/admin_area/settings/continuous_integration.html#default-artifacts-expiration

Commit ac919989 authored by di68kap's avatar di68kap
Browse files

- parser.py: Grammar.left_recursion_encountered__ variable removed (was unneccesary)

parent 6dabf495
......@@ -239,16 +239,16 @@ def add_parser_guard(parser_func):
if grammar.last_rb__loc__ <= location:
grammar.rollback_to__(location)
grammar.moving_forward__ = True
grammar.left_recursion_encountered__ = False
# if location has already been visited by the current parser,
# return saved result
if location in parser.visited:
grammar.moving_forward__ = False
return parser.visited[location]
# break left recursion at the maximum allowed depth
if parser.recursion_counter.setdefault(location, 0) > LEFT_RECURSION_DEPTH:
grammar.left_recursion_encountered__ = True
grammar.moving_forward__ = False
return None, text
if grammar.history_tracking__:
......@@ -264,7 +264,7 @@ def add_parser_guard(parser_func):
node, rest = parser.visited.get(location, (None, rest))
# don't overwrite any positive match (i.e. node not None) in the cache
# and don't add empty entries for parsers returning from left recursive calls!
if node is None and not grammar.left_recursion_encountered__:
if node is None and grammar.moving_forward__:
# otherwise also cache None-results
parser.visited[location] = None, rest
else:
......@@ -284,7 +284,6 @@ def add_parser_guard(parser_func):
grammar.history__.append(record)
# print(record.stack, record.status, rest[:20].replace('\n', '|'))
grammar.call_stack__.pop()
grammar.moving_forward__ = False
except RecursionError:
node = Node(None, text[:min(10, max(1, text.find("\n")))] + " ...")
......@@ -292,6 +291,7 @@ def add_parser_guard(parser_func):
"potentially due to too many errors!")
rest = ''
grammar.moving_forward__ = False
return node, rest
return guarded_call
......@@ -605,8 +605,6 @@ class Grammar:
trigger the roolback of variables, which happens stepwise when the
parser is reatreating form a dead end, i.e. not moving forward.
(See `add_parser_guard` and its local function `guarded_call`)
left_recursion_encountered__: This flag indicates that left recursion has
been encountered and triggers the left-recursion algorithm.
"""
root__ = None # type: Union[Parser, None]
# root__ must be overwritten with the root-parser by grammar subclass
......@@ -716,7 +714,6 @@ class Grammar:
self.history__ = [] # type: List[HistoryRecord]
# also needed for call stack tracing
self.moving_forward__ = True # type: bool
self.left_recursion_encountered__ = False # type: bool
@property
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment