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[Qemu-devel] [PATCH v14 12/15] qapi: Populate info['name'] for each enti
From: |
Eric Blake |
Subject: |
[Qemu-devel] [PATCH v14 12/15] qapi: Populate info['name'] for each entity |
Date: |
Tue, 1 Dec 2015 22:20:56 -0700 |
Every non-implicit entity is associated with an 'info'
dictionary, but it is not easy to reverse-engineer the name of
the top-most entity associated with that 'info'.
For example, inside QAPISchemaMember.check_clash(), the value
of self.owner may be the implicit ':obj-block_passwd-arg', while
we want to report any problems on behalf of the top-level
'block_passwd' command entity. And while we have a
._pretty_owner() that maps from implicit names back to a human
readable phrase, that is more than just a plain top-level entity
name. What's more, the .check_clash() method may be called for
the same member object more than once, with different caller
'info' objects (such as a base and derived object); if a clash
is only introduced in the derived class, reporting the error
on behalf of the base class named in member.owner seems wrong.
Add a new info['name'] field to track the information we need;
it will be handy for better error messages in future commits.
Unfortunately, there is no one good place to add the mapping:
at the point 'info' is created in QAPISchemaParser.__init__(),
we don't know the name. Info is then stored into
QAPISchemaParser.exprs, which then then gets fed to
QAPISchema.__init__() via the global check_exprs(), but we want
check_exprs() to go away. And QAPISchema._def_exprs() sees
every entity, except that the various _def_FOO() helpers don't
return anything. So we have to modify all of the _def_FOO()
methods.
Signed-off-by: Eric Blake <address@hidden>
---
v14: rearrange assignment, improve commit message
v13: new patch
---
scripts/qapi.py | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/scripts/qapi.py b/scripts/qapi.py
index 8fad7c8..7de405c 100644
--- a/scripts/qapi.py
+++ b/scripts/qapi.py
@@ -1299,7 +1299,7 @@ class QAPISchema(object):
return name
def _def_enum_type(self, expr, info):
- name = expr['enum']
+ name = info['name'] = expr['enum']
data = expr['data']
prefix = expr.get('prefix')
self._def_entity(QAPISchemaEnumType(
@@ -1320,7 +1320,7 @@ class QAPISchema(object):
for (key, value) in data.iteritems()]
def _def_struct_type(self, expr, info):
- name = expr['struct']
+ name = info['name'] = expr['struct']
base = expr.get('base')
data = expr['data']
self._def_entity(QAPISchemaObjectType(name, info, base,
@@ -1339,7 +1339,7 @@ class QAPISchema(object):
return QAPISchemaObjectTypeVariant(case, typ)
def _def_union_type(self, expr, info):
- name = expr['union']
+ name = info['name'] = expr['union']
data = expr['data']
base = expr.get('base')
tag_name = expr.get('discriminator')
@@ -1362,7 +1362,7 @@ class QAPISchema(object):
variants)))
def _def_alternate_type(self, expr, info):
- name = expr['alternate']
+ name = info['name'] = expr['alternate']
data = expr['data']
variants = [self._make_variant(key, value)
for (key, value) in data.iteritems()]
@@ -1374,7 +1374,7 @@ class QAPISchema(object):
variants)))
def _def_command(self, expr, info):
- name = expr['command']
+ name = info['name'] = expr['command']
data = expr.get('data')
rets = expr.get('returns')
gen = expr.get('gen', True)
@@ -1389,7 +1389,7 @@ class QAPISchema(object):
success_response))
def _def_event(self, expr, info):
- name = expr['event']
+ name = info['name'] = expr['event']
data = expr.get('data')
if isinstance(data, OrderedDict):
data = self._make_implicit_object_type(
--
2.4.3
- [Qemu-devel] [PATCH v14 13/15] qapi: Enforce (or whitelist) case conventions on qapi members, (continued)
- [Qemu-devel] [PATCH v14 13/15] qapi: Enforce (or whitelist) case conventions on qapi members, Eric Blake, 2015/12/02
- Re: [Qemu-devel] [PATCH v14 13/15] qapi: Enforce (or whitelist) case conventions on qapi members, Markus Armbruster, 2015/12/02
- Re: [Qemu-devel] [PATCH v14 13/15] qapi: Enforce (or whitelist) case conventions on qapi members, Eric Blake, 2015/12/02
- Re: [Qemu-devel] [PATCH v14 13/15] qapi: Enforce (or whitelist) case conventions on qapi members, Eric Blake, 2015/12/02
- Re: [Qemu-devel] [PATCH v14 13/15] qapi: Enforce (or whitelist) case conventions on qapi members, Markus Armbruster, 2015/12/02
- Re: [Qemu-devel] [PATCH v14 13/15] qapi: Enforce (or whitelist) case conventions on qapi members, Eric Blake, 2015/12/02
- Re: [Qemu-devel] [PATCH v14 13/15] qapi: Enforce (or whitelist) case conventions on qapi members, Markus Armbruster, 2015/12/02
- Re: [Qemu-devel] [PATCH v14 13/15] qapi: Enforce (or whitelist) case conventions on qapi members, Markus Armbruster, 2015/12/02
- Re: [Qemu-devel] [PATCH v14 13/15] qapi: Enforce (or whitelist) case conventions on qapi members, Eric Blake, 2015/12/02
- [Qemu-devel] [PATCH] fixup! qapi: Enforce (or whitelist) case conventions on qapi members, Eric Blake, 2015/12/02
[Qemu-devel] [PATCH v14 12/15] qapi: Populate info['name'] for each entity,
Eric Blake <=
[Qemu-devel] [PATCH v14 04/15] qapi: Simplify visiting of alternate types, Eric Blake, 2015/12/02
[Qemu-devel] [PATCH v14 14/15] qapi: Move duplicate collision checks to schema check(), Eric Blake, 2015/12/02
Re: [Qemu-devel] [PATCH v14 00/15] qapi member collision (post-introspection cleanups, subset D), Markus Armbruster, 2015/12/02