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Mon, 14 Dec 2020 18:53:50 -0500 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-419-dh1MuHObOLGRRqy1TFX20g-1; Mon, 14 Dec 2020 18:53:46 -0500 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id DBF381922964 for ; Mon, 14 Dec 2020 23:53:45 +0000 (UTC) Received: from scv.redhat.com (ovpn-116-117.rdu2.redhat.com [10.10.116.117]) by smtp.corp.redhat.com (Postfix) with ESMTP id 2B4A770484; Mon, 14 Dec 2020 23:53:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1607990028; 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=fU1x3aYfkQgbpuX5Pv2W3fUdPM/d6b7VrrWfI36y0ls=; b=iYZuVs0XXD5lve7wrF1TlKCTHxGFhfuQP6W7v3mUd98bGjzUCYf3PnVqN3GYRk4zgCuPMP uy/ocHTJO0FDG6USMJ1mOHoLUlzAUGWesHUN3SRmQ8ibW0t1ekkkKINKCHmwjVZt8gDIVE Z6IGPIboNSDg2jwzTFLcljsgSOdJltI= X-MC-Unique: dh1MuHObOLGRRqy1TFX20g-1 From: John Snow To: qemu-devel@nongnu.org Subject: [PATCH 07/12] qapi/gen: write _genc/_genh access shims Date: Mon, 14 Dec 2020 18:53:22 -0500 Message-Id: <20201214235327.1007124-8-jsnow@redhat.com> In-Reply-To: <20201214235327.1007124-1-jsnow@redhat.com> References: <20201214235327.1007124-1-jsnow@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=jsnow@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=216.205.24.124; envelope-from=jsnow@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: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Cleber Rosa , John Snow , Eduardo Habkost , Markus Armbruster Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" 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 --- 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 0c5d1fee6088..17ae9f4af703 100644 --- a/scripts/qapi/gen.py +++ b/scripts/qapi/gen.py @@ -243,11 +243,20 @@ def __init__(self, self._user_blurb =3D user_blurb self._builtin_blurb =3D builtin_blurb self._pydoc =3D pydoc - self._genc: Optional[QAPIGenC] =3D None - self._genh: Optional[QAPIGenH] =3D None + self._current_module: Optional[str] =3D None self._module: Dict[str, Tuple[QAPIGenC, QAPIGenH]] =3D {} self._main_module: Optional[str] =3D None =20 + @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('./') @@ -281,7 +290,7 @@ def _add_module(self, name: str, blurb: str) -> None: genc =3D QAPIGenC(basename + '.c', blurb, self._pydoc) genh =3D QAPIGenH(basename + '.h', blurb, self._pydoc) self._module[name] =3D (genc, genh) - self._genc, self._genh =3D self._module[name] + self._current_module =3D name =20 def _add_user_module(self, name: str, blurb: str) -> None: assert self._is_user_module(name) @@ -314,8 +323,7 @@ def visit_module(self, name: Optional[str]) -> None: else: # The built-in module has not been created. No code may # be generated. - self._genc =3D None - self._genh =3D None + self._current_module =3D None else: self._add_user_module(name, self._user_blurb) self._begin_user_module(name) --=20 2.26.2