From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AE082C4361B for ; Fri, 18 Dec 2020 20:58:02 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 518D523B6C for ; Fri, 18 Dec 2020 20:58:02 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 518D523B6C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:34690 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kqMp7-0005tb-93 for qemu-devel@archiver.kernel.org; Fri, 18 Dec 2020 15:58:01 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:55604) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kqMlY-00010q-Nt for qemu-devel@nongnu.org; Fri, 18 Dec 2020 15:54:20 -0500 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:40689) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1kqMlW-0002ud-Cu for qemu-devel@nongnu.org; Fri, 18 Dec 2020 15:54:20 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1608324857; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=sYazpc3XYxcQWKauYYN3lkLQYH+gsX+5rD5UqYJiuQc=; b=ctEQ4D7QImqmDKT8CyUfOyiAAL3jPQpOybOxXHVwnunkDrZTDsyBHyohdNNrutdp33Wfgj oR+U+xGfnoCxckjrlA+xlWoE585ONkuY2fY9ZJ1G8zzeCNXdntGx1NFn1F3MQsS7X9vZCv F37jMl/f1IjU41PWXQ5v5pVx1rQwr/k= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-445-8jQoGhR1Poyd2bcT73M40w-1; Fri, 18 Dec 2020 15:54:15 -0500 X-MC-Unique: 8jQoGhR1Poyd2bcT73M40w-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id D7CE9800D62 for ; Fri, 18 Dec 2020 20:54:14 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-103.ams2.redhat.com [10.36.112.103]) by smtp.corp.redhat.com (Postfix) with ESMTPS id A41AD10013C0; Fri, 18 Dec 2020 20:54:14 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id DE2C811275DA; Fri, 18 Dec 2020 21:54:07 +0100 (CET) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 06/11] qapi/gen: write _genc/_genh access shims Date: Fri, 18 Dec 2020 21:54:02 +0100 Message-Id: <20201218205407.1326907-7-armbru@redhat.com> In-Reply-To: <20201218205407.1326907-1-armbru@redhat.com> References: <20201218205407.1326907-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=armbru@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="US-ASCII" Received-SPF: pass client-ip=216.205.24.124; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: marcandre.lureau@redhat.com, jsnow@redhat.com, ehabkost@redhat.com, crosa@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: John Snow Many places assume they can access these fields without checking them first to ensure they are defined. Eliminating the _genc and _genh fields and replacing them with functional properties that check for correct state can ease the typing overhead by eliminating the Optional[T] return type. Signed-off-by: John Snow Message-Id: <20201217015927.197287-9-jsnow@redhat.com> --- scripts/qapi/gen.py | 18 +++++++++++++----- 1 file changed, 13 insertions(+), 5 deletions(-) diff --git a/scripts/qapi/gen.py b/scripts/qapi/gen.py index 476d0adac4..12ea98fb61 100644 --- a/scripts/qapi/gen.py +++ b/scripts/qapi/gen.py @@ -243,11 +243,20 @@ class QAPISchemaModularCVisitor(QAPISchemaVisitor): self._user_blurb = user_blurb self._builtin_blurb = builtin_blurb self._pydoc = pydoc - self._genc: Optional[QAPIGenC] = None - self._genh: Optional[QAPIGenH] = None + self._current_module: Optional[str] = None self._module: Dict[str, Tuple[QAPIGenC, QAPIGenH]] = {} self._main_module: Optional[str] = None + @property + def _genc(self) -> QAPIGenC: + assert self._current_module is not None + return self._module[self._current_module][0] + + @property + def _genh(self) -> QAPIGenH: + assert self._current_module is not None + return self._module[self._current_module][1] + @staticmethod def _is_user_module(name: str) -> bool: return not name.startswith('./') @@ -282,7 +291,7 @@ class QAPISchemaModularCVisitor(QAPISchemaVisitor): genc = QAPIGenC(basename + '.c', blurb, self._pydoc) genh = QAPIGenH(basename + '.h', blurb, self._pydoc) self._module[name] = (genc, genh) - self._genc, self._genh = self._module[name] + self._current_module = name def _add_user_module(self, name: str, blurb: str) -> None: assert self._is_user_module(name) @@ -315,8 +324,7 @@ class QAPISchemaModularCVisitor(QAPISchemaVisitor): else: # The built-in module has not been created. No code may # be generated. - self._genc = None - self._genh = None + self._current_module = None else: self._add_user_module(name, self._user_blurb) self._begin_user_module(name) -- 2.26.2