def __init__(self, Origin):
"""Translate a ModeDescription into a real Mode. Here is the place were
all rules of inheritance mechanisms and pattern precedence are applied.
"""
assert isinstance(Origin, ModeDescription)
self.name = Origin.name
self.sr = Origin.sr # 'SourceRef' -- is immutable
base_mode_sequence = self.__determine_base_mode_sequence(Origin, [], [])
# At least the mode itself must be there
# The mode itself is base_mode_sequence[-1]
assert len(base_mode_sequence) >= 1 \
and base_mode_sequence[-1].name == self.name
# Collect Options
# (A finalized Mode does not contain an option_db anymore).
options_db = OptionDB.from_BaseModeSequence(base_mode_sequence)
incidence_db = IncidenceDB.from_BaseModeSequence(base_mode_sequence)
if ( E_IncidenceIDs.INDENTATION_DEDENT in incidence_db \
and E_IncidenceIDs.INDENTATION_N_DEDENT in incidence_db):
error.log("After deriving from base mode, mode '%s' contains 'on_dedent'\n" % self.name
+ "and 'on_n_dedent' handler. Both are mutually exclusive.", self.sr)
# Determine Line/Column Counter Database
counter_db = options_db.value("counter")
# Intermediate Step: Priority-Pattern-Terminal List (PPT list)
#
# The list is developed so that patterns can be sorted and code
# fragments are prepared.
self.__pattern_list, \
self.__terminal_db, \
self.__default_character_counter_required_f, \
self.__doc_history_deletion, \
self.__doc_history_reprioritization = \
patterns_and_terminals.get(base_mode_sequence,
options_db,
counter_db,
incidence_db)
# (*) Misc
self.__abstract_f = self.__is_abstract(Origin.incidence_db,
Origin.option_db)
self.__base_mode_sequence = base_mode_sequence
self.__entry_mode_name_list = options_db.value_list("entry") # Those can enter this mode.
self.__exit_mode_name_list = options_db.value_list("exit") # This mode can exit to those.
self.__incidence_db = incidence_db
self.__counter_db = counter_db
self.__on_after_match_code = incidence_db.get(E_IncidenceIDs.AFTER_MATCH)
self.__indentation_setup = options_db.value("indentation")
def __init__(self, Origin):
"""Translate a ModeDescription into a real Mode. Here is the place were
all rules of inheritance mechanisms and pattern precedence are applied.
"""
assert isinstance(Origin, ModeDescription)
self.name = Origin.name
self.sr = Origin.sr # 'SourceRef' -- is immutable
base_mode_sequence = self.__determine_base_mode_sequence(Origin, [], [])
# At least the mode itself must be there
# The mode itself is base_mode_sequence[-1]
assert len(base_mode_sequence) >= 1 \
and base_mode_sequence[-1].name == self.name
# Collect Options
# (A finalized Mode does not contain an option_db anymore).
options_db = OptionDB.from_BaseModeSequence(base_mode_sequence)
incidence_db = IncidenceDB.from_BaseModeSequence(base_mode_sequence)
# Determine Line/Column Counter Database
counter_db = options_db.value("counter")
# Intermediate Step: Priority-Pattern-Terminal List (PPT list)
#
# The list is developed so that patterns can be sorted and code
# fragments are prepared.
self.__pattern_list, \
self.__terminal_db, \
self.__default_character_counter_required_f, \
self.__doc_history_deletion, \
self.__doc_history_reprioritization = \
patterns_and_terminals.get(base_mode_sequence,
options_db,
counter_db,
incidence_db)
# (*) Misc
self.__abstract_f = self.__is_abstract(Origin.incidence_db,
Origin.option_db)
self.__base_mode_sequence = base_mode_sequence
self.__entry_mode_name_list = options_db.value_list("entry") # Those can enter this mode.
self.__exit_mode_name_list = options_db.value_list("exit") # This mode can exit to those.
self.__incidence_db = incidence_db
self.__counter_db = counter_db
self.__on_after_match_code = incidence_db.get(E_IncidenceIDs.AFTER_MATCH)
self.__indentation_setup = options_db.value("indentation")
def finalize(self, ModePrepPrepDb):
"""REQUIRES: All Mode_PrepPrep-s have been defined.
TASK: Collect loopers, options, and incidence_db from base
mode list.
Finalize all patterns and loopers!
"""
self._check_inheritance_relationships(ModePrepPrepDb)
base_mode_name_sequence = \
self._determine_base_mode_name_sequence(ModePrepPrepDb)
assert len(base_mode_name_sequence) >= 1
assert base_mode_name_sequence[-1] == self.name
base_mode_sequence = [
ModePrepPrepDb[name] for name in base_mode_name_sequence
]
# Collect Options
# (A finalized Mode does not contain an option_db anymore).
collected_options_db = OptionDB.from_BaseModeSequence(
base_mode_sequence)
inheritable, \
exit_mode_name_list, \
entry_mode_name_list, \
loopers, \
ca_map = collected_options_db.finalize()
abstract_f = (inheritable == "only")
collected_incidence_db = IncidenceDB.from_BaseModeSequence(
base_mode_sequence)
pap_list = [
PatternActionPair(pap.pattern().finalize(ca_map), pap.action())
for pap in self.pattern_action_pair_list
]
# At this stage, no information is aggregated from base types.
return Mode_Prep(self.name, self.sr, base_mode_name_sequence, pap_list,
loopers, abstract_f, collected_incidence_db, ca_map,
entry_mode_name_list, exit_mode_name_list,
self.deletion_info_list,
self.reprioritization_info_list)