def do(txt, TheState, TheAnalyzer):
specific = Handler(TheState)
specific.debug_info_map_state_key_to_state_index(txt)
# (*) Entry _______________________________________________________________
entry_coder.do(txt, TheState, TheAnalyzer)
# (*) Access input character etc. _________________________________________
specific.framework(txt, TheState, TheAnalyzer)
# (*) Transition Map ______________________________________________________
prepare_transition_map(TheState, TheAnalyzer, specific.state_key_str)
transition_block.do(txt,
TheState.transition_map,
TheState.index,
TheAnalyzer.engine_type,
TheState.init_state_f,
TheAnalyzer = TheAnalyzer)
# (*) Drop Out ____________________________________________________________
drop_out_scheme_implementation(txt, TheState, TheAnalyzer,
specific.state_key_str,
specific.debug_drop_out_str)
# (*) Request necessary variable definition _______________________________
specific.require_data(TheState, TheAnalyzer)
specific.debug_info_undo_map_state_key_to_state_index(txt)
return
def do(txt, TheState, TheAnalyzer):
specific = Handler(TheState)
specific.debug_info_map_state_key_to_state_index(txt)
# (*) Entry _______________________________________________________________
entry_coder.do(txt, TheState, TheAnalyzer)
# (*) Access input character etc. _________________________________________
specific.framework(txt, TheState, TheAnalyzer)
# (*) Transition Map ______________________________________________________
prepare_transition_map(TheState, TheAnalyzer, specific.state_key_str)
transition_block.do(txt,
TheState.transition_map,
TheState.index,
TheAnalyzer.engine_type,
TheState.init_state_f,
TheAnalyzer = TheAnalyzer)
# (*) Drop Out ____________________________________________________________
drop_out_scheme_implementation(txt, TheState, TheAnalyzer,
specific.state_key_str,
specific.debug_drop_out_str)
# (*) Request necessary variable definition _______________________________
specific.require_data(TheState, TheAnalyzer)
specific.debug_info_undo_map_state_key_to_state_index(txt)
return
def do(code, TheState, TheAnalyzer):
global LanguageDB
assert isinstance(TheState, AnalyzerState)
assert isinstance(TheAnalyzer, Analyzer)
LanguageDB = Setup.language_db
txt = []
# (*) Entry _______________________________________________________________
if not TheState.init_state_forward_f:
entry.do(txt, TheState, TheAnalyzer)
else:
# There is something special about the init state in forward direction:
# It does not increment the input pointer initially. But when it is entered
# from other states, is has to do so. Solution: Implement init state entry
# as 'prologue' here (without increment) and epilogue (with increment) after
# the state.
txt.append(LanguageDB.LABEL_INIT_STATE_TRANSITION_BLOCK())
# (*) Access the triggering character _____________________________________
input_do(txt, TheState, TheAnalyzer)
LanguageDB.STATE_DEBUG_INFO(txt, TheState)
# (*) Transition Map ______________________________________________________
transition_block.do(txt,
TheState.transition_map,
TheState.index,
TheState.engine_type,
TheState.init_state_f,
TheAnalyzer=TheAnalyzer)
# (*) Drop Out ____________________________________________________________
drop_out.do(txt, TheState, TheAnalyzer)
# ( ) Init state prologue (if necessary)
if TheState.init_state_forward_f:
init_state_forward_epilog(txt, TheState, TheAnalyzer)
# (*) Cleaning Up _________________________________________________________
for i, x in enumerate(txt):
assert not isinstance(x, list), repr(txt[i - 2:i + 2])
assert not x is None, txt[i - 2:i + 2]
code.extend(txt)
def do(code, TheState, TheAnalyzer):
global LanguageDB
assert isinstance(TheState, AnalyzerState)
assert isinstance(TheAnalyzer, Analyzer)
LanguageDB = Setup.language_db
txt = []
# (*) Entry _______________________________________________________________
if not TheState.init_state_forward_f:
entry.do(txt, TheState, TheAnalyzer)
else:
# There is something special about the init state in forward direction:
# It does not increment the input pointer initially. But when it is entered
# from other states, is has to do so. Solution: Implement init state entry
# as 'prologue' here (without increment) and epilogue (with increment) after
# the state.
txt.append(LanguageDB.LABEL_INIT_STATE_TRANSITION_BLOCK())
# (*) Access the triggering character _____________________________________
input_do(txt, TheState, TheAnalyzer)
LanguageDB.STATE_DEBUG_INFO(txt, TheState)
# (*) Transition Map ______________________________________________________
transition_block.do(txt,
TheState.transition_map,
TheState.index,
TheState.engine_type,
TheState.init_state_f,
TheAnalyzer=TheAnalyzer)
# (*) Drop Out ____________________________________________________________
drop_out.do(txt, TheState, TheAnalyzer)
# ( ) Init state prologue (if necessary)
if TheState.init_state_forward_f:
init_state_forward_epilog(txt, TheState, TheAnalyzer)
# (*) Cleaning Up _________________________________________________________
for i, x in enumerate(txt):
assert not isinstance(x, list), repr(txt[i-2:i+2])
assert not x is None, txt[i-2:i+2]
code.extend(txt)
def get_skipper(TriggerSet):
"""This function implements simple 'skipping' in the sense of passing by
characters that belong to a given set of characters--the TriggerSet.
"""
global template_str
assert TriggerSet.__class__.__name__ == "NumberSet"
assert not TriggerSet.is_empty()
LanguageDB = Setup.language_db
skipper_index = sm_index.get()
# Mini trigger map: [ trigger set ] --> loop start
# That means: As long as characters of the trigger set appear, we go to the loop start.
transition_map = TransitionMap(
) # (don't worry about 'drop-out-ranges' etc.)
transition_map.add_transition(TriggerSet, skipper_index)
# On buffer limit code, the skipper must transit to a dedicated reloader
goto_loop_str = [
LanguageDB.INPUT_P_INCREMENT(),
" goto _%s_LOOP;\n" % skipper_index
]
trigger_map = transition_map.get_trigger_map()
for i, info in enumerate(trigger_map):
interval, target = info
if target == E_StateIndices.DROP_OUT: continue
trigger_map[i] = (interval, TextTransitionCode(goto_loop_str))
iteration_code = []
transition_block.do(iteration_code,
trigger_map,
skipper_index,
E_EngineTypes.ELSE,
GotoReload_Str="goto %s;" %
get_label("$reload", skipper_index))
tmp = []
LanguageDB.COMMENT(tmp,
"Skip any character in " + TriggerSet.get_utf8_string())
comment_str = "".join(tmp)
# Line and column number counting
prolog = __lc_counting_replacements(prolog_txt, TriggerSet)
epilog = __lc_counting_replacements(epilog_txt, TriggerSet)
prolog = blue_print(prolog, [
["$$DELIMITER_COMMENT$$", comment_str],
["$$SKIPPER_INDEX$$", "%i" % skipper_index],
["$$INPUT_GET$$", LanguageDB.ACCESS_INPUT()],
])
epilog = blue_print(
epilog,
[
["$$INPUT_P_INCREMENT$$",
LanguageDB.INPUT_P_INCREMENT()],
["$$INPUT_P_DECREMENT$$",
LanguageDB.INPUT_P_DECREMENT()],
[
"$$IF_INPUT_EQUAL_DELIMITER_0$$",
LanguageDB.IF_INPUT("==", "SkipDelimiter$$SKIPPER_INDEX$$[0]")
],
["$$ENDIF$$", LanguageDB.END_IF()],
["$$LOOP_REENTRANCE$$",
LanguageDB.LABEL(skipper_index)],
["$$BUFFER_LIMIT_CODE$$", LanguageDB.BUFFER_LIMIT_CODE],
["$$RELOAD$$", get_label("$reload", skipper_index)],
[
"$$DROP_OUT_DIRECT$$",
get_label("$drop-out", skipper_index, U=True)
],
["$$SKIPPER_INDEX$$", "%i" % skipper_index],
[
"$$LABEL_TERMINAL_EOF$$",
"QUEX_LABEL(%i)" % get_address("$terminal-EOF", U=True)
],
[
"$$LABEL_REF_AFTER_RELOAD$$",
"QUEX_LABEL(%i)" %
get_address("$skipper-reload", skipper_index, U=True)
],
["$$GOTO_TERMINAL_EOF$$",
get_label("$terminal-EOF", U=True)],
[
"$$LABEL_AFTER_RELOAD$$",
get_label("$skipper-reload", skipper_index)
],
# When things were skipped, no change to acceptance flags or modes has
# happend. One can jump immediately to the start without re-entry preparation.
["$$GOTO_START$$", get_label("$start", U=True)],
["$$MARK_LEXEME_START$$",
LanguageDB.LEXEME_START_SET()],
])
code = [prolog]
code.extend(iteration_code)
code.append(epilog)
local_variable_db = {}
variable_db.enter(local_variable_db,
"reference_p",
Condition="QUEX_OPTION_COLUMN_NUMBER_COUNTING")
return code, local_variable_db
def do(Data):
"""The generated code is very similar to the 'skipper' code. It is to be executed
as soon as a 'real' newline arrived. Then it skips whitespace until the next
non-whitepace (also newline may trigger a 'stop').
Dependent on the setup the indentation is determined.
"""
IndentationSetup = Data["indentation_setup"]
assert IndentationSetup.__class__.__name__ == "IndentationSetup"
LanguageDB = Setup.language_db
Mode = None
if IndentationSetup.containing_mode_name() != "":
Mode = blackboard.mode_db[IndentationSetup.containing_mode_name()]
counter_index = sm_index.get()
# Mini trigger map: [ trigger set ] --> loop start
# That means: As long as characters of the trigger set appear, we go to the loop start.
trigger_map = []
# If the indentation consists only of spaces, than it is 'uniform' ...
if IndentationSetup.has_only_single_spaces():
# Count indentation/column at end of run;
# simply: current position - reference_p
character_set = IndentationSetup.space_db.values()[0]
for interval in character_set.get().get_intervals(PromiseToTreatWellF=True):
trigger_map.append([interval, counter_index])
# Reference Pointer: Define Variable, Initialize, determine how to subtact.
end_procedure = \
" me->counter._indentation = (size_t)(QUEX_NAME(Buffer_tell_memory_adr)(&me->buffer) - reference_p);\n"
else:
# Count the indentation/column during the 'run'
# Add the space counters
for count, character_set in IndentationSetup.space_db.items():
for interval in character_set.get().get_intervals(PromiseToTreatWellF=True):
trigger_map.append([interval, IndentationCounter("space", count, counter_index)])
# Add the grid counters
for count, character_set in IndentationSetup.grid_db.items():
for interval in character_set.get().get_intervals(PromiseToTreatWellF=True):
trigger_map.append([interval, IndentationCounter("grid", count, counter_index)])
# Reference Pointer: Not required.
# No subtraction 'current_position - reference_p'.
# (however, we pass 'reference_p' to indentation handler)
end_procedure = ""
# Bad character detection
if IndentationSetup.bad_character_set.get().is_empty() == False:
for interval in IndentationSetup.bad_character_set.get().get_intervals(PromiseToTreatWellF=True):
trigger_map.append([interval, IndentationCounter("bad", None, counter_index)])
# Since we do not use a 'TransitionMap', there are some things we need
# to do by hand.
arrange_trigger_map(trigger_map)
local_variable_db = { "reference_p" :
Variable("reference_p",
"QUEX_TYPE_CHARACTER_POSITION",
None,
"(QUEX_TYPE_CHARACTER_POSITION)0x0")
}
init_reference_p = " reference_p = QUEX_NAME(Buffer_tell_memory_adr)(&me->buffer);\n" + \
" me->counter._indentation = (QUEX_TYPE_INDENTATION)0;\n"
iteration_code = []
transition_block.do(iteration_code, trigger_map,
StateIndex = counter_index,
EngineType = E_EngineTypes.INDENTATION_COUNTER,
GotoReload_Str = "goto %s;" % get_label("$reload", counter_index))
tmp = []
LanguageDB.COMMENT(tmp, "Skip whitespace at line begin; count indentation.")
comment_str = "".join(tmp)
# NOTE: Line and column number counting is off
# -- No newline can occur
# -- column number = indentation at the end of the process
end_procedure += " __QUEX_IF_COUNT_COLUMNS_ADD(me->counter._indentation);\n"
if Mode is None or Mode.default_indentation_handler_sufficient():
end_procedure += " QUEX_NAME(on_indentation)(me, me->counter._indentation, reference_p);\n"
else:
# Definition of '%s_on_indentation' in mode_classes.py.
end_procedure += " QUEX_NAME(%s_on_indentation)(me, me->counter._indentation, reference_p);\n" \
% Mode.name
# The finishing touch
prolog = blue_print(prolog_txt,
[
["$$DELIMITER_COMMENT$$", comment_str],
["$$INIT_REFERENCE_POINTER$$", init_reference_p],
["$$COUNTER_INDEX$$", repr(counter_index)],
["$$INPUT_GET$$", LanguageDB.ACCESS_INPUT()],
])
# The finishing touch
epilog = blue_print(epilog_txt,
[
["$$INPUT_P_INCREMENT$$", LanguageDB.INPUT_P_INCREMENT()],
["$$INPUT_P_DECREMENT$$", LanguageDB.INPUT_P_DECREMENT()],
["$$IF_INPUT_EQUAL_DELIMITER_0$$", LanguageDB.IF_INPUT("==", "SkipDelimiter$$COUNTER_INDEX$$[0]")],
["$$ENDIF$$", LanguageDB.END_IF()],
["$$LOOP_REENTRANCE$$", LanguageDB.LABEL(counter_index)],
["$$IF_INPUT_EQUAL_BUFFER_LIMIT_CODE$$", LanguageDB.IF_INPUT("==", LanguageDB.BUFFER_LIMIT_CODE)],
["$$RELOAD$$", get_label("$reload", counter_index)],
["$$COUNTER_INDEX$$", repr(counter_index)],
["$$GOTO_TERMINAL_EOF$$", get_label("$terminal-EOF", U=True)],
["$$LEXEME_START_SET_TO_REF$$", LanguageDB.LEXEME_START_SET("reference_p")],
# When things were skipped, no change to acceptance flags or modes has
# happend. One can jump immediately to the start without re-entry preparation.
["$$GOTO_START$$", get_label("$start", U=True)],
["$$END_PROCEDURE$$", end_procedure],
["$$BAD_CHARACTER_HANDLING$$", get_bad_character_handler(Mode, IndentationSetup, counter_index)],
])
txt = [prolog]
txt.extend(iteration_code)
# txt.append(Address("$drop-out", counter_index))
txt.append("\n")
txt.append(epilog)
return txt, local_variable_db
def do(Data):
"""The generated code is very similar to the 'skipper' code. It is to be executed
as soon as a 'real' newline arrived. Then it skips whitespace until the next
non-whitepace (also newline may trigger a 'stop').
Dependent on the setup the indentation is determined.
"""
IndentationSetup = Data["indentation_setup"]
assert IndentationSetup.__class__.__name__ == "IndentationSetup"
LanguageDB = Setup.language_db
Mode = None
if IndentationSetup.containing_mode_name() != "":
Mode = blackboard.mode_db[IndentationSetup.containing_mode_name()]
counter_index = sm_index.get()
# Mini trigger map: [ trigger set ] --> loop start
# That means: As long as characters of the trigger set appear, we go to the loop start.
trigger_map = []
# If the indentation consists only of spaces, than it is 'uniform' ...
if IndentationSetup.has_only_single_spaces():
# Count indentation/column at end of run;
# simply: current position - reference_p
character_set = IndentationSetup.space_db.values()[0]
for interval in character_set.get().get_intervals(PromiseToTreatWellF=True):
trigger_map.append([interval, counter_index])
# Reference Pointer: Define Variable, Initialize, determine how to subtact.
end_procedure = (
" me->counter._indentation = (size_t)(QUEX_NAME(Buffer_tell_memory_adr)(&me->buffer) - reference_p);\n"
)
else:
# Count the indentation/column during the 'run'
# Add the space counters
for count, character_set in IndentationSetup.space_db.items():
for interval in character_set.get().get_intervals(PromiseToTreatWellF=True):
trigger_map.append([interval, IndentationCounter("space", count, counter_index)])
# Add the grid counters
for count, character_set in IndentationSetup.grid_db.items():
for interval in character_set.get().get_intervals(PromiseToTreatWellF=True):
trigger_map.append([interval, IndentationCounter("grid", count, counter_index)])
# Reference Pointer: Not required.
# No subtraction 'current_position - reference_p'.
# (however, we pass 'reference_p' to indentation handler)
end_procedure = ""
# Bad character detection
if IndentationSetup.bad_character_set.get().is_empty() == False:
for interval in IndentationSetup.bad_character_set.get().get_intervals(PromiseToTreatWellF=True):
trigger_map.append([interval, IndentationCounter("bad", None, counter_index)])
# Since we do not use a 'TransitionMap', there are some things we need
# to do by hand.
arrange_trigger_map(trigger_map)
local_variable_db = {
"reference_p": Variable(
"reference_p", "QUEX_TYPE_CHARACTER_POSITION", None, "(QUEX_TYPE_CHARACTER_POSITION)0x0"
)
}
init_reference_p = (
" reference_p = QUEX_NAME(Buffer_tell_memory_adr)(&me->buffer);\n"
+ " me->counter._indentation = (QUEX_TYPE_INDENTATION)0;\n"
)
iteration_code = []
transition_block.do(
iteration_code,
trigger_map,
StateIndex=counter_index,
EngineType=E_EngineTypes.INDENTATION_COUNTER,
GotoReload_Str="goto %s;" % get_label("$reload", counter_index),
)
tmp = []
LanguageDB.COMMENT(tmp, "Skip whitespace at line begin; count indentation.")
comment_str = "".join(tmp)
# NOTE: Line and column number counting is off
# -- No newline can occur
# -- column number = indentation at the end of the process
end_procedure += " __QUEX_IF_COUNT_COLUMNS_ADD(me->counter._indentation);\n"
if Mode is None or Mode.default_indentation_handler_sufficient():
end_procedure += " QUEX_NAME(on_indentation)(me, me->counter._indentation, reference_p);\n"
else:
# Definition of '%s_on_indentation' in mode_classes.py.
end_procedure += " QUEX_NAME(%s_on_indentation)(me, me->counter._indentation, reference_p);\n" % Mode.name
# The finishing touch
prolog = blue_print(
prolog_txt,
[
["$$DELIMITER_COMMENT$$", comment_str],
["$$INIT_REFERENCE_POINTER$$", init_reference_p],
["$$COUNTER_INDEX$$", repr(counter_index)],
["$$INPUT_GET$$", LanguageDB.ACCESS_INPUT()],
],
)
# The finishing touch
epilog = blue_print(
epilog_txt,
[
["$$INPUT_P_INCREMENT$$", LanguageDB.INPUT_P_INCREMENT()],
["$$INPUT_P_DECREMENT$$", LanguageDB.INPUT_P_DECREMENT()],
["$$IF_INPUT_EQUAL_DELIMITER_0$$", LanguageDB.IF_INPUT("==", "SkipDelimiter$$COUNTER_INDEX$$[0]")],
["$$ENDIF$$", LanguageDB.END_IF()],
["$$LOOP_REENTRANCE$$", LanguageDB.LABEL(counter_index)],
["$$IF_INPUT_EQUAL_BUFFER_LIMIT_CODE$$", LanguageDB.IF_INPUT("==", LanguageDB.BUFFER_LIMIT_CODE)],
["$$RELOAD$$", get_label("$reload", counter_index)],
["$$COUNTER_INDEX$$", repr(counter_index)],
["$$GOTO_TERMINAL_EOF$$", get_label("$terminal-EOF", U=True)],
["$$LEXEME_START_SET_TO_REF$$", LanguageDB.LEXEME_START_SET("reference_p")],
# When things were skipped, no change to acceptance flags or modes has
# happend. One can jump immediately to the start without re-entry preparation.
["$$GOTO_START$$", get_label("$start", U=True)],
["$$END_PROCEDURE$$", end_procedure],
["$$BAD_CHARACTER_HANDLING$$", get_bad_character_handler(Mode, IndentationSetup, counter_index)],
],
)
txt = [prolog]
txt.extend(iteration_code)
# txt.append(Address("$drop-out", counter_index))
txt.append("\n")
txt.append(epilog)
return txt, local_variable_db
def get_skipper(TriggerSet):
"""This function implements simple 'skipping' in the sense of passing by
characters that belong to a given set of characters--the TriggerSet.
"""
global template_str
assert TriggerSet.__class__.__name__ == "NumberSet"
assert not TriggerSet.is_empty()
LanguageDB = Setup.language_db
skipper_index = sm_index.get()
# Mini trigger map: [ trigger set ] --> loop start
# That means: As long as characters of the trigger set appear, we go to the loop start.
transition_map = TransitionMap() # (don't worry about 'drop-out-ranges' etc.)
transition_map.add_transition(TriggerSet, skipper_index)
# On buffer limit code, the skipper must transit to a dedicated reloader
goto_loop_str = [LanguageDB.INPUT_P_INCREMENT(), " goto _%s_LOOP;\n" % skipper_index]
trigger_map = transition_map.get_trigger_map()
for i, info in enumerate(trigger_map):
interval, target = info
if target == E_StateIndices.DROP_OUT: continue
trigger_map[i] = (interval, TextTransitionCode(goto_loop_str))
iteration_code = []
transition_block.do(iteration_code,
trigger_map,
skipper_index,
E_EngineTypes.ELSE,
GotoReload_Str="goto %s;" % get_label("$reload", skipper_index))
tmp = []
LanguageDB.COMMENT(tmp, "Skip any character in " + TriggerSet.get_utf8_string())
comment_str = "".join(tmp)
# Line and column number counting
prolog = __lc_counting_replacements(prolog_txt, TriggerSet)
epilog = __lc_counting_replacements(epilog_txt, TriggerSet)
prolog = blue_print(prolog,
[
["$$DELIMITER_COMMENT$$", comment_str],
["$$SKIPPER_INDEX$$", "%i" % skipper_index],
["$$INPUT_GET$$", LanguageDB.ACCESS_INPUT()],
])
epilog = blue_print(epilog,
[
["$$INPUT_P_INCREMENT$$", LanguageDB.INPUT_P_INCREMENT()],
["$$INPUT_P_DECREMENT$$", LanguageDB.INPUT_P_DECREMENT()],
["$$IF_INPUT_EQUAL_DELIMITER_0$$", LanguageDB.IF_INPUT("==", "SkipDelimiter$$SKIPPER_INDEX$$[0]")],
["$$ENDIF$$", LanguageDB.END_IF()],
["$$LOOP_REENTRANCE$$", LanguageDB.LABEL(skipper_index)],
["$$BUFFER_LIMIT_CODE$$", LanguageDB.BUFFER_LIMIT_CODE],
["$$RELOAD$$", get_label("$reload", skipper_index)],
["$$DROP_OUT_DIRECT$$", get_label("$drop-out", skipper_index, U=True)],
["$$SKIPPER_INDEX$$", "%i" % skipper_index],
["$$LABEL_TERMINAL_EOF$$", "QUEX_LABEL(%i)" % get_address("$terminal-EOF", U=True)],
["$$LABEL_REF_AFTER_RELOAD$$", "QUEX_LABEL(%i)" % get_address("$skipper-reload", skipper_index, U=True)],
["$$GOTO_TERMINAL_EOF$$", get_label("$terminal-EOF", U=True)],
["$$LABEL_AFTER_RELOAD$$", get_label("$skipper-reload", skipper_index)],
# When things were skipped, no change to acceptance flags or modes has
# happend. One can jump immediately to the start without re-entry preparation.
["$$GOTO_START$$", get_label("$start", U=True)],
["$$MARK_LEXEME_START$$", LanguageDB.LEXEME_START_SET()],
])
code = [ prolog ]
code.extend(iteration_code)
code.append(epilog)
local_variable_db = {}
variable_db.enter(local_variable_db, "reference_p", Condition="QUEX_OPTION_COLUMN_NUMBER_COUNTING")
return code, local_variable_db
