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# DExTer : Debugging Experience Tester
# ~~~~~~ ~ ~~ ~ ~~
#
# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
# See https://llvm.org/LICENSE.txt for license information.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
"""A Command that tells dexter to set a breakpoint which, after hitting,
signals that the debugger should 'continue' until another is hit. Continuing
out of a function being stepped through with DexStepFunction is well defined:
stepping will resume in other functions tracked further down the stacktrace.
NOTE: Only supported for DAP-based debuggers.
"""
from dex.command.CommandBase import CommandBase
class DexContinue(CommandBase):
def __init__(self, *args, **kwargs):
# DexContinue(*[expr, *values], **from_line[, **to_line, **hit_count])
# Optional positional args: expr, values.
if len(args) == 0:
self.expression = None
self.values = []
elif len(args) == 1:
raise TypeError("expected 0 or at least 2 positional arguments")
else:
self.expression = args[0]
self.values = [str(arg) for arg in args[1:]]
# Required keyword arg: from_line.
try:
self.from_line = kwargs.pop("from_line")
except:
raise TypeError("Missing from_line argument")
# Optional conditional args: to_line, hit_count.
self.to_line = kwargs.pop("to_line", None)
self.hit_count = kwargs.pop("hit_count", None)
if kwargs:
raise TypeError("unexpected named args: {}".format(", ".join(kwargs)))
super(DexContinue, self).__init__()
def eval(self):
raise NotImplementedError("DexContinue commands cannot be evaled.")
@staticmethod
def get_name():
return __class__.__name__
@staticmethod
def get_subcommands() -> dict:
return None
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