def run()

in src/buildstream/_testing/runcli.py [0:0]

• 34 lines of code
• 15 McCabe index (conditional complexity)

    def run(self, project=None, silent=False, env=None, cwd=None, options=None, args=None, binary_capture=False):

        # We don't want to carry the state of one bst invocation into another
        # bst invocation. Since node _FileInfo objects hold onto BuildStream
        # projects, this means that they would be also carried forward. This
        # becomes a problem when spawning new processes - when pickling the
        # state of the node module we will also be pickling elements from
        # previous bst invocations.
        node._reset_global_state()

        if args is None:
            args = []
        if options is None:
            options = []

        # We may have been passed e.g. pathlib.Path or py.path
        args = [str(x) for x in args]

        options = self.default_options + options

        with ExitStack() as stack:
            bst_args = ["--no-colors"]

            if silent:
                bst_args += ["--no-verbose"]

            config_file = stack.enter_context(configured(self.directory, self.config))
            bst_args += ["--config", config_file]

            if project:
                bst_args += ["--directory", str(project)]

            for option, value in options:
                bst_args += ["--option", option, value]

            bst_args += args

            if cwd is not None:
                stack.enter_context(chdir(cwd))

            if env is not None:
                stack.enter_context(environment(env))

            result = self._invoke(bst_cli, bst_args, binary_capture=binary_capture)

        # Some informative stdout we can observe when anything fails
        if self.verbose:
            command = "bst " + " ".join(bst_args)
            print("BuildStream exited with code {} for invocation:\n\t{}".format(result.exit_code, command))
            if result.output:
                print("Program output was:\n{}".format(result.output))
            if result.stderr:
                print("Program stderr was:\n{}".format(result.stderr))

            if result.exc_info and result.exc_info[0] != SystemExit:
                traceback.print_exception(*result.exc_info)

        return result