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bh=lLjQcoatoJtqcdHrfqd6C+qc/pjhRo8VRkVG0JUTRVE=; b=Dt7yrHTlBOsnQJyHTqMNKSIO1e54WVbMvZxscu2dPs3P11yXwBryFZ7rOexuyt1jgux7MZ DYrlilWeYVEL0wPokObBRVjYpezinDDRmiqlWgXonbTg9U2htKb9mWQD9AWz7zvQHiFPQu b7ErQM4/4iJ5VjFfPnbGvjMVzUfmspM= X-MC-Unique: Gx-Nxau4NHSoKOxs1F0NzA-1 From: marcandre.lureau@redhat.com To: qemu-devel@nongnu.org Subject: [PATCH v5 6/9] qapi: add IfNot Date: Tue, 8 Jun 2021 16:07:20 +0400 Message-Id: <20210608120723.2268181-7-marcandre.lureau@redhat.com> In-Reply-To: <20210608120723.2268181-1-marcandre.lureau@redhat.com> References: <20210608120723.2268181-1-marcandre.lureau@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=marcandre.lureau@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="utf-8" 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=170.10.133.124; envelope-from=marcandre.lureau@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -29 X-Spam_score: -3.0 X-Spam_bar: --- X-Spam_report: (-3.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.197, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=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: Eric Blake , jsnow@redhat.com, Markus Armbruster , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) From: Marc-Andr=C3=A9 Lureau Introduce IfNot predicate class, for 'not' condition expressions. Signed-off-by: Marc-Andr=C3=A9 Lureau Reviewed-by: Stefan Hajnoczi Tested-by: John Snow --- scripts/qapi/common.py | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/scripts/qapi/common.py b/scripts/qapi/common.py index a4a41c23bc..1d929cbeec 100644 --- a/scripts/qapi/common.py +++ b/scripts/qapi/common.py @@ -245,6 +245,28 @@ def __eq__(self, other: object) -> bool: return self.option =3D=3D other.option =20 =20 +class IfNot(IfPredicate): + def __init__(self, pred: IfPredicate): + self.pred =3D pred + + def cgen(self) -> str: + return "!" + self.pred.cgen() + + def docgen(self) -> str: + return "not " + self.pred.docgen() + + def __bool__(self) -> bool: + return bool(self.pred) + + def __repr__(self) -> str: + return f"IfNot({self.pred!r})" + + def __eq__(self, other: object) -> bool: + if not isinstance(other, type(self)): + return False + return self.pred =3D=3D other.pred + + class IfPredicateList(IfPredicate): C_SEP =3D "" DOC_SEP =3D "" --=20 2.29.0