def handle_error(self, e):
""" Handle a BASIC error through error message. """
# not handled by ON ERROR, stop execution
console.write_error_message(e.message, program.get_line_number(e.pos))
state.basic_state.error_handle_mode = False
state.basic_state.parse_mode = False
state.basic_state.input_mode = False
# special case: syntax error
if e.err == error.STX:
# for some reason, err is reset to zero by GW-BASIC in this case.
state.basic_state.errn = 0
if e.pos != -1:
# line edit gadget appears
state.basic_state.edit_prompt = (program.get_line_number(e.pos), e.pos+1)
def handle_error(e):
""" Handle a BASIC error through error message. """
# not handled by ON ERROR, stop execution
console.write_error_message(e.message, program.get_line_number(e.pos))
state.basic_state.error_handle_mode = False
state.basic_state.execute_mode = False
state.basic_state.input_mode = False
# special case: syntax error
if e.err == error.STX:
# for some reason, err is reset to zero by GW-BASIC in this case.
state.basic_state.errn = 0
if e.pos != -1:
# line edit gadget appears
state.basic_state.edit_prompt = (program.get_line_number(e.pos), e.pos+1)
def handle_error(s):
""" Handle a BASIC error through trapping or error message. """
error.set_err(s)
# not handled by ON ERROR, stop execution
console.write_error_message(error.get_message(s.err), program.get_line_number(s.pos))
state.basic_state.error_handle_mode = False
state.basic_state.execute_mode = False
state.basic_state.input_mode = False
# special case: syntax error
if s.err == 2:
# for some reason, err is reset to zero by GW-BASIC in this case.
state.basic_state.errn = 0
if s.pos != -1:
# line edit gadget appears
state.basic_state.edit_prompt = (program.get_line_number(s.pos),
state.basic_state.bytecode.tell())
def handle_error(s):
""" Handle a BASIC error through trapping or error message. """
error.set_err(s)
# not handled by ON ERROR, stop execution
console.write_error_message(error.get_message(s.err), program.get_line_number(s.pos))
state.basic_state.error_handle_mode = False
state.basic_state.execute_mode = False
state.basic_state.input_mode = False
# special case: syntax error
if s.err == 2:
# for some reason, err is reset to zero by GW-BASIC in this case.
state.basic_state.errn = 0
if s.pos != -1:
# line edit gadget appears
state.basic_state.edit_prompt = (program.get_line_number(s.pos),
state.basic_state.bytecode.tell())
def value_erl(ins):
""" ERL: get line number of last error. """
if state.basic_state.errp == 0:
erl = 0
elif state.basic_state.errp == -1:
erl = 65535
else:
erl = program.get_line_number(state.basic_state.errp)
return fp.pack(fp.Single.from_int(erl))
def bluescreen(e):
""" Display a modal exception message. """
state.console_state.screen.screen(0, 0, 0, 0, new_width=80)
console.clear()
console.init_mode()
exc_type, exc_value, exc_traceback = sys.exc_info()
# log the standard python error
logging.error(''.join(traceback.format_exception(exc_type, exc_value, exc_traceback)))
# format the error more readably on the screen
state.console_state.screen.set_border(4)
state.console_state.screen.set_attr(0x70)
console.write_line('EXCEPTION')
state.console_state.screen.set_attr(15)
if state.basic_state.run_mode:
state.basic_state.bytecode.seek(-1, 1)
program.edit(program.get_line_number(state.basic_state.bytecode.tell()),
state.basic_state.bytecode.tell())
console.write_line('\n')
else:
state.basic_state.direct_line.seek(0)
console.write_line(str(tokenise.detokenise_compound_statement(state.basic_state.direct_line)[0])+'\n')
stack = traceback.extract_tb(exc_traceback)
for s in stack[-4:]:
stack_line = '{0}:{1}, {2}'.format(
os.path.split(s[0])[-1], s[1], s[2])
stack_line_2 = ' {0}'.format(s[3])
state.console_state.screen.set_attr(15)
console.write_line(stack_line)
state.console_state.screen.set_attr(7)
console.write_line(stack_line_2)
exc_message = traceback.format_exception_only(exc_type, exc_value)[0]
state.console_state.screen.set_attr(15)
console.write('{0}:'.format(exc_type.__name__))
state.console_state.screen.set_attr(7)
console.write_line(' {0}'.format(str(exc_value)))
state.console_state.screen.set_attr(0x70)
console.write_line(
'\nThis is a bug in PC-BASIC.')
state.console_state.screen.set_attr(7)
console.write(
'Sorry about that. Please send the above messages to the bugs forum\nby e-mail to ')
state.console_state.screen.set_attr(15)
console.write(
'*****@*****.**')
state.console_state.screen.set_attr(7)
console.write(
' or by filing a bug\nreport at ')
state.console_state.screen.set_attr(15)
console.write(
'https://github.com/robhagemans/pcbasic/issues')
state.console_state.screen.set_attr(7)
console.write_line(
'. Please include')
console.write_line('as much information as you can about what you were doing and how this happened.')
console.write_line('Thank you!')
state.console_state.screen.set_attr(7)
flow.set_pointer(False)
def bluescreen(e):
""" Display a modal exception message. """
state.console_state.screen.screen(0, 0, 0, 0, new_width=80)
console.clear()
console.init_mode()
exc_type, exc_value, exc_traceback = sys.exc_info()
# log the standard python error
logging.error(''.join(traceback.format_exception(exc_type, exc_value, exc_traceback)))
# format the error more readably on the screen
state.console_state.screen.set_border(4)
state.console_state.screen.set_attr(0x70)
console.write_line('EXCEPTION')
state.console_state.screen.set_attr(15)
if state.basic_state.run_mode:
state.basic_state.bytecode.seek(-1, 1)
program.edit(program.get_line_number(state.basic_state.bytecode.tell()),
state.basic_state.bytecode.tell())
console.write_line('\n')
else:
state.basic_state.direct_line.seek(0)
console.write_line(str(tokenise.detokenise_compound_statement(state.basic_state.direct_line)[0])+'\n')
stack = traceback.extract_tb(exc_traceback)
for s in stack[-4:]:
stack_line = '{0}:{1}, {2}'.format(
os.path.split(s[0])[-1], s[1], s[2])
stack_line_2 = ' {0}'.format(s[3])
state.console_state.screen.set_attr(15)
console.write_line(stack_line)
state.console_state.screen.set_attr(7)
console.write_line(stack_line_2)
exc_message = traceback.format_exception_only(exc_type, exc_value)[0]
state.console_state.screen.set_attr(15)
console.write('{0}:'.format(exc_type.__name__))
state.console_state.screen.set_attr(7)
console.write_line(' {0}'.format(str(exc_value)))
state.console_state.screen.set_attr(0x70)
console.write_line(
'\nThis is a bug in PC-BASIC.')
state.console_state.screen.set_attr(7)
console.write(
'Sorry about that. Please send the above messages to the bugs forum\nby e-mail to ')
state.console_state.screen.set_attr(15)
console.write(
'*****@*****.**')
state.console_state.screen.set_attr(7)
console.write(
' or by filing a bug\nreport at ')
state.console_state.screen.set_attr(15)
console.write(
'https://github.com/robhagemans/pcbasic/issues')
state.console_state.screen.set_attr(7)
console.write_line(
'. Please include')
console.write_line('as much information as you can about what you were doing and how this happened.')
console.write_line('Thank you!')
state.console_state.screen.set_attr(7)
flow.set_pointer(False)
def handle_break(self, e):
""" Handle a Break event. """
# print ^C at current position
if not state.basic_state.input_mode and not e.stop:
console.write('^C')
# if we're in a program, save pointer
pos = -1
if state.basic_state.run_mode:
pos = state.basic_state.bytecode.tell()
state.basic_state.stop = pos
console.write_error_message(e.message, program.get_line_number(pos))
state.basic_state.parse_mode = False
state.basic_state.input_mode = False
def handle_break(e):
""" Handle a Break event. """
# print ^C at current position
if not state.basic_state.input_mode and not e.stop:
console.write('^C')
# if we're in a program, save pointer
if state.basic_state.run_mode:
console.write_error_message("Break", program.get_line_number(e.pos))
state.basic_state.stop = state.basic_state.bytecode.tell()
else:
console.write_error_message("Break", -1)
state.basic_state.execute_mode = False
state.basic_state.input_mode = False
def handle_break(e):
""" Handle a Break event. """
# print ^C at current position
if not state.basic_state.input_mode and not e.stop:
console.write('^C')
# if we're in a program, save pointer
if state.basic_state.run_mode:
console.write_error_message("Break", program.get_line_number(e.pos))
state.basic_state.stop = state.basic_state.bytecode.tell()
else:
console.write_error_message("Break", -1)
state.basic_state.execute_mode = False
state.basic_state.input_mode = False
def value_erl(ins):
""" ERL: get line number of last error. """
return fp.pack(fp.Single.from_int(program.get_line_number(state.basic_state.errp)))
def value_erl(ins):
""" ERL: get line number of last error. """
return fp.pack(
fp.Single.from_int(program.get_line_number(state.basic_state.errp)))
