From: Markus Armbruster <armbru@redhat.com>
To: Markus Armbruster <armbru@redhat.com>
Cc: jsnow@redhat.com, michael.roth@amd.com, qemu-devel@nongnu.org,
marcandre.lureau@redhat.com
Subject: Re: [PATCH 10/28] qapi: Rework name checking in preparation of stricter checking
Date: Tue, 23 Mar 2021 22:14:41 +0100 [thread overview]
Message-ID: <87tup1lghq.fsf@dusky.pond.sub.org> (raw)
In-Reply-To: <87tup1on0z.fsf@dusky.pond.sub.org> (Markus Armbruster's message of "Tue, 23 Mar 2021 17:25:16 +0100")
Markus Armbruster <armbru@redhat.com> writes:
> Eric Blake <eblake@redhat.com> writes:
>
>> On 3/23/21 4:40 AM, Markus Armbruster wrote:
>>> Naming rules differ for the various kinds of names. To prepare
>>> enforcing them, define functions to check them: check_name_upper(),
>>> check_name_lower(), and check_name_camel(). For now, these merely
>>> wrap around check_name_str(), but that will change shortly. Replace
>>> the other uses of check_name_str() by appropriate uses of the
>>> wrappers. No change in behavior just yet.
>>>
>>> Signed-off-by: Markus Armbruster <armbru@redhat.com>
>>> ---
>>> scripts/qapi/expr.py | 51 +++++++++++++++++++++++++++++++-------------
>>> 1 file changed, 36 insertions(+), 15 deletions(-)
>>>
>>
>>> +++ b/scripts/qapi/expr.py
>>> @@ -21,11 +21,12 @@
>>> from .error import QAPISemError
>>>
>>>
>>> -# Names must be letters, numbers, -, and _. They must start with letter,
>>> -# except for downstream extensions which must start with __RFQDN_.
>>> -# Dots are only valid in the downstream extension prefix.
>>> -valid_name = re.compile(r'^(__[a-zA-Z0-9.-]+_)?'
>>> - '[a-zA-Z][a-zA-Z0-9_-]*$')
>>
>> I'm assuming python concatenates r'' with '' in the obvious manner...
>>
>>> +# Names consist of letters, digits, -, and _, starting with a letter.
>>> +# An experimental name is prefixed with x-. A name of a downstream
>>> +# extension is prefixed with __RFQDN_. The latter prefix goes first.
>>> +valid_name = re.compile(r'(__[a-z0-9.-]+_)?'
>>> + r'(x-)?'
>>> + r'([a-z][a-z0-9_-]*)$', re.IGNORECASE)
>>
>> ...but like your explicit use of r'' r''.
>>
>> Splitting out special handling of r'(x-)?' does not change behavior, but
>> is not otherwise mentioned in your commit message. I suspect you did it
>> to make it easier to permit x-EVENT_NAME in later patches where upper is
>> handled differently from lower or camel,
>
> Yes.
>
>> so I won't withhold R-b, but it
>> may be worth a tweak to the commit message.
>
> Probably. I'm failing at coming up with a concise text that isn't
> confusing.
Adding this paragraph:
check_name_str() now returns the name without downstream and x-
prefix, for use by the wrappers in later patches. Requires tweaking
regexp @valid_name. It accepts the same strings as before.
next prev parent reply other threads:[~2021-03-23 21:16 UTC|newest]
Thread overview: 93+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-23 9:39 [PATCH 00/28] qapi: Enforce naming rules Markus Armbruster
2021-03-23 9:39 ` [PATCH 01/28] qapi/pragma: Tidy up after removal of deprecated commands Markus Armbruster
2021-03-23 12:50 ` John Snow
2021-03-23 9:39 ` [PATCH 02/28] tests/qapi-schema: Drop redundant flat-union-inline test Markus Armbruster
2021-03-23 12:54 ` John Snow
2021-03-23 9:40 ` [PATCH 03/28] tests/qapi-schema: Rework comments on longhand member definitions Markus Armbruster
2021-03-23 13:00 ` John Snow
2021-03-23 13:58 ` Eric Blake
2021-03-23 14:25 ` John Snow
2021-03-23 13:59 ` Eric Blake
2021-03-23 14:27 ` John Snow
2021-03-23 9:40 ` [PATCH 04/28] tests/qapi-schema: Belatedly update comment on alternate clash Markus Armbruster
2021-03-23 13:12 ` John Snow
2021-03-23 9:40 ` [PATCH 05/28] tests/qapi-schema: Drop TODO comment on simple unions Markus Armbruster
2021-03-23 13:16 ` John Snow
2021-03-23 9:40 ` [PATCH 06/28] tests/qapi-schema: Tweak to demonstrate buggy member name check Markus Armbruster
2021-03-23 13:20 ` John Snow
2021-03-23 15:44 ` Markus Armbruster
2021-03-23 17:09 ` John Snow
2021-03-23 20:42 ` Markus Armbruster
2021-03-23 9:40 ` [PATCH 07/28] qapi: Fix to reject optional members with reserved names Markus Armbruster
2021-03-23 13:27 ` John Snow
2021-03-23 15:50 ` Markus Armbruster
2021-03-23 9:40 ` [PATCH 08/28] qapi: Support flat unions tag values with leading digit Markus Armbruster
2021-03-23 14:11 ` Eric Blake
2021-03-23 14:49 ` John Snow
2021-03-23 16:18 ` Markus Armbruster
2021-03-23 21:07 ` Markus Armbruster
2021-03-23 9:40 ` [PATCH 09/28] qapi: Lift enum-specific code out of check_name_str() Markus Armbruster
2021-03-23 14:13 ` Eric Blake
2021-03-23 21:44 ` John Snow
2021-03-23 22:11 ` John Snow
2021-03-24 5:55 ` Markus Armbruster
2021-03-23 9:40 ` [PATCH 10/28] qapi: Rework name checking in preparation of stricter checking Markus Armbruster
2021-03-23 14:20 ` Eric Blake
2021-03-23 14:30 ` John Snow
2021-03-23 14:40 ` Eric Blake
2021-03-23 16:25 ` Markus Armbruster
2021-03-23 21:14 ` Markus Armbruster [this message]
2021-03-23 22:15 ` John Snow
2021-03-24 5:57 ` Markus Armbruster
2021-03-24 20:11 ` John Snow
2021-03-25 6:18 ` Markus Armbruster
2021-03-25 17:48 ` John Snow
2021-03-26 5:25 ` Markus Armbruster
2021-03-23 9:40 ` [PATCH 11/28] qapi: Move uppercase rejection to check_name_lower() Markus Armbruster
2021-03-23 14:29 ` Eric Blake
2021-03-23 22:21 ` John Snow
2021-03-23 9:40 ` [PATCH 12/28] qapi: Consistently permit any case in downstream prefixes Markus Armbruster
2021-03-23 14:30 ` Eric Blake
2021-03-23 22:26 ` John Snow
2021-03-23 9:40 ` [PATCH 13/28] qapi: Enforce event naming rules Markus Armbruster
2021-03-23 14:32 ` Eric Blake
2021-03-23 22:31 ` John Snow
2021-03-24 6:22 ` Markus Armbruster
2021-03-24 20:07 ` John Snow
2021-03-25 6:22 ` Markus Armbruster
2021-03-25 17:50 ` John Snow
2021-03-23 9:40 ` [PATCH 14/28] qapi: Enforce type " Markus Armbruster
2021-03-23 14:50 ` Eric Blake
2021-03-23 16:27 ` Markus Armbruster
2021-03-23 9:40 ` [PATCH 15/28] tests/qapi-schema: Rename redefined-builtin to redefined-predefined Markus Armbruster
2021-03-23 14:55 ` Eric Blake
2021-03-23 9:40 ` [PATCH 16/28] qapi: Factor out QAPISchemaParser._check_pragma_list_of_str() Markus Armbruster
2021-03-23 15:01 ` Eric Blake
2021-03-23 9:40 ` [PATCH 17/28] tests/qapi-schema: Rename pragma-*-crap to pragma-value-not-* Markus Armbruster
2021-03-23 15:02 ` Eric Blake
2021-03-23 9:40 ` [PATCH 18/28] tests/qapi-schema: Rename returns-whitelist to returns-bad-type Markus Armbruster
2021-03-23 15:06 ` Eric Blake
2021-03-23 9:40 ` [PATCH 19/28] qapi: Rename pragma *-whitelist to *-exceptions Markus Armbruster
2021-03-23 15:09 ` Eric Blake
2021-03-23 16:35 ` Markus Armbruster
2021-03-23 9:40 ` [PATCH 20/28] qapi/pragma: Streamline comments on member-name-exceptions Markus Armbruster
2021-03-23 15:10 ` Eric Blake
2021-03-23 9:40 ` [PATCH 21/28] tests-qmp-cmds: Drop unused and incorrect qmp_TestIfCmd() Markus Armbruster
2021-03-23 15:11 ` Eric Blake
2021-03-23 9:40 ` [PATCH 22/28] qapi: Prepare for rejecting underscore in command and member names Markus Armbruster
2021-03-23 15:15 ` Eric Blake
2021-03-23 9:40 ` [PATCH 23/28] qapi: Enforce feature naming rules Markus Armbruster
2021-03-23 15:16 ` Eric Blake
2021-03-23 9:40 ` [PATCH 24/28] qapi: Enforce command " Markus Armbruster
2021-03-23 15:23 ` Eric Blake
2021-03-23 21:19 ` Markus Armbruster
2021-03-23 9:40 ` [PATCH 25/28] tests/qapi-schema: Switch member name clash test to struct Markus Armbruster
2021-03-23 15:42 ` Eric Blake
2021-03-23 9:40 ` [PATCH 26/28] qapi: Enforce struct member naming rules Markus Armbruster
2021-03-23 15:46 ` Eric Blake
2021-03-23 21:23 ` Markus Armbruster
2021-03-23 9:40 ` [PATCH 27/28] qapi: Enforce enum " Markus Armbruster
2021-03-23 15:47 ` Eric Blake
2021-03-23 9:40 ` [PATCH 28/28] qapi: Enforce union and alternate branch " Markus Armbruster
2021-03-23 16:05 ` Eric Blake
2021-03-23 21:24 ` Markus Armbruster
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=87tup1lghq.fsf@dusky.pond.sub.org \
--to=armbru@redhat.com \
--cc=jsnow@redhat.com \
--cc=marcandre.lureau@redhat.com \
--cc=michael.roth@amd.com \
--cc=qemu-devel@nongnu.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).