def display_function_part(frame, max_lines_before, max_lines_after):
if frame is None:
return
code = frame.getcode()
if code.co_filename.startswith('<builtin>'):
return
first_lineno = code.co_firstlineno
current_lineno = frame.get_last_lineno()
final_lineno = get_final_lineno(code)
#
ellipsis_after = False
if first_lineno < current_lineno - max_lines_before - 1:
first_lineno = current_lineno - max_lines_before
revdb.send_print("...")
if final_lineno > current_lineno + max_lines_after + 1:
final_lineno = current_lineno + max_lines_after
ellipsis_after = True
#
for i in range(first_lineno, final_lineno + 1):
if i == current_lineno:
if revdb.current_place() == -2: # <= this is the arg to stop_point()
prompt = "<< " # return
elif revdb.current_place() == -1:
prompt = "!! " # exceptional return
else:
prompt = " > " # plain line
revdb.send_output(prompt)
else:
revdb.send_output(" ")
revdb.send_linecache(code.co_filename, i, strip=False)
#
if ellipsis_after:
revdb.send_print("...")
def descr_write(self, w_buffer):
assert not dbstate.standard_code
space = self.space
if space.isinstance_w(w_buffer, space.w_unicode):
w_buffer = space.call_method(w_buffer, 'encode',
space.newtext('utf-8')) # safe?
revdb.send_output(space.bytes_w(w_buffer))
def show_frame(frame, lineno=0, indent=''):
if lineno == 0:
lineno = frame.get_last_lineno()
revdb.send_output("%s%s\n%s " % (
indent,
file_and_lineno(frame, lineno),
indent))
revdb.send_linecache(frame.getcode().co_filename, lineno)
def callback_track_obj(gcref):
revdb.send_output("callback_track_obj\n")
dbstate.gcref = gcref
def command_print(cmd, extra):
if extra == 'print-me':
stuff = dbstate.stuff
elif extra == '$0':
stuff = dbstate.metavar
elif extra == '2.35':
val = rdtoa.strtod('2.35')
valx, valy = math.modf(val)
revdb.send_output(rdtoa.dtoa(valx) + '\n')
revdb.send_output(rdtoa.dtoa(valy) + '\n')
xx, yy = math.frexp(val)
revdb.send_output(rdtoa.dtoa(xx) + '\n')
revdb.send_output('%d\n' % yy)
return
elif extra == 'very-long-loop':
i = 0
total = 0
while i < 2000000000:
total += revdb.flag_io_disabled()
i += 1
revdb.send_output(str(total))
return
else:
assert False
uid = revdb.get_unique_id(stuff)
ll_assert(uid > 0, "uid == 0")
revdb.send_nextnid(uid) # outputs '$NUM = '
revdb.send_output('stuff\n')
dbstate.printed_stuff = stuff