xref: /llvm-project/cross-project-tests/debuginfo-tests/dexter/dex/command/commands/DexLimitSteps.py (revision f98ee40f4b5d7474fc67e82824bf6abbaedb7b1c)
1# DExTer : Debugging Experience Tester
2# ~~~~~~   ~         ~~         ~   ~~
3#
4# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5# See https://llvm.org/LICENSE.txt for license information.
6# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7"""A Command that enables test writers to specify a limited number of break
8points using an start condition and range.
9"""
10
11from dex.command.CommandBase import CommandBase
12
13
14class DexLimitSteps(CommandBase):
15    def __init__(self, *args, **kwargs):
16        if len(args) == 0:
17            self.expression = None
18            self.values = []
19        elif len(args) == 1:
20            raise TypeError("expected 0 or at least 2 positional arguments")
21        else:
22            self.expression = args[0]
23            self.values = [str(arg) for arg in args[1:]]
24        try:
25            on_line = kwargs.pop("on_line")
26            self.from_line = on_line
27            self.to_line = on_line
28        except KeyError:
29            self.from_line = kwargs.pop("from_line", 1)
30            self.to_line = kwargs.pop("to_line", 999999)
31        self.hit_count = kwargs.pop("hit_count", None)
32        if kwargs:
33            raise TypeError("unexpected named args: {}".format(", ".join(kwargs)))
34        super(DexLimitSteps, self).__init__()
35
36    def eval(self):
37        raise NotImplementedError("DexLimitSteps commands cannot be evaled.")
38
39    @staticmethod
40    def get_name():
41        return __class__.__name__
42
43    @staticmethod
44    def get_subcommands() -> dict:
45        return None
46