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qapi: Simplify QAPISchemaObjectTypeVariants.check()

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Reduce the ugly flat union / simple union conditional by doing just
the essential work here, namely setting self.tag_member.
Move the rest to callers.

Backports commit 14ff84619c6bb9b729dbf8b127c1e4c56ed8c500 from qemu
This commit is contained in:
Markus Armbruster 2018-02-19 20:18:57 -05:00 committed by Lioncash
parent 62f41569be
commit fda436e0b2
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GPG key ID: 4E3C3CC1031BA9C7
1 changed files with 3 additions and 4 deletions
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7
qemu/scripts/qapi.py
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@ -985,12 +985,13 @@ class QAPISchemaObjectType(QAPISchemaType):
self.base.check(schema)
for m in self.base.members:
m.check_clash(seen)
self.members = seen.values()
for m in self.local_members:
m.check(schema)
m.check_clash(seen)
if self.variants:
self.variants.check(schema, seen)
self.members = seen.values()
assert self.variants.tag_member in self.members
def is_implicit(self):
# See QAPISchema._make_implicit_object_type()
@ -1050,10 +1051,8 @@ class QAPISchemaObjectTypeVariants(object):
self.variants = variants
def check(self, schema, seen):
if self.tag_name: # flat union
if not self.tag_member: # flat union
self.tag_member = seen[self.tag_name]
if seen:
assert self.tag_member in seen.itervalues()
assert isinstance(self.tag_member.type, QAPISchemaEnumType)
for v in self.variants:
v.check(schema, self.tag_member.type)