qapi: Add feature flags to struct members

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20200317115459.31821-21-armbru@redhat.com>

6 files changed, 15 insertions, 5 deletions

diff --git a/tests/qapi-schema/doc-good.json b/tests/qapi-schema/doc-good.json
index 457b8b2cdf..ddd89d1233 100644
--- a/tests/qapi-schema/doc-good.json
+++ b/tests/qapi-schema/doc-good.json
@@ -78,10 +78,13 @@
 #
 # Features:
 # @variant1-feat: a feature
+# @member-feat: a member feature
 ##
 { 'struct': 'Variant1',
   'features': [ 'variant1-feat' ],
-  'data': { 'var1': { 'type': 'str', 'if': 'defined(IFSTR)' } } }
+  'data': { 'var1': { 'type': 'str',
+                      'features': [ 'member-feat' ],
+                      'if': 'defined(IFSTR)' } } }
 
 ##
 # @Variant2:
diff --git a/tests/qapi-schema/doc-good.out b/tests/qapi-schema/doc-good.out
index 9bcb2b3e91..6757dd26a2 100644
--- a/tests/qapi-schema/doc-good.out
+++ b/tests/qapi-schema/doc-good.out
@@ -21,6 +21,7 @@ object Base
 object Variant1
     member var1: str optional=False
         if ['defined(IFSTR)']
+        feature member-feat
     feature variant1-feat
 object Variant2
 object Object
@@ -135,6 +136,8 @@ Another paragraph (but no @var: line)
 
     feature=variant1-feat
 a feature
+    feature=member-feat
+a member feature
 doc symbol=Variant2
     body=
 
diff --git a/tests/qapi-schema/doc-good.texi b/tests/qapi-schema/doc-good.texi
index 76b396dae6..7f28fb7a0f 100644
--- a/tests/qapi-schema/doc-good.texi
+++ b/tests/qapi-schema/doc-good.texi
@@ -132,6 +132,8 @@ Not documented
 @table @asis
 @item @code{variant1-feat}
 a feature
+@item @code{member-feat}
+a member feature
 @end table
 
 @end deftp
diff --git a/tests/qapi-schema/qapi-schema-test.json b/tests/qapi-schema/qapi-schema-test.json
index fa4f3a15da..f576c337af 100644
--- a/tests/qapi-schema/qapi-schema-test.json
+++ b/tests/qapi-schema/qapi-schema-test.json
@@ -258,7 +258,7 @@
   'data': { 'foo': 'int' },
   'features': [] }
 { 'struct': 'FeatureStruct1',
-  'data': { 'foo': 'int' },
+  'data': { 'foo': { 'type': 'int', 'features': [ 'member-feature1' ] } },
   'features': [ 'feature1' ] }
 { 'struct': 'FeatureStruct2',
   'data': { 'foo': 'int' },
diff --git a/tests/qapi-schema/qapi-schema-test.out b/tests/qapi-schema/qapi-schema-test.out
index 1cbd0802b3..cd863ae966 100644
--- a/tests/qapi-schema/qapi-schema-test.out
+++ b/tests/qapi-schema/qapi-schema-test.out
@@ -359,6 +359,7 @@ object FeatureStruct0
     member foo: int optional=False
 object FeatureStruct1
     member foo: int optional=False
+        feature member-feature1
     feature feature1
 object FeatureStruct2
     member foo: int optional=False
diff --git a/tests/qapi-schema/test-qapi.py b/tests/qapi-schema/test-qapi.py
index 8e09e54edb..f396b471eb 100755
--- a/tests/qapi-schema/test-qapi.py
+++ b/tests/qapi-schema/test-qapi.py
@@ -55,6 +55,7 @@ class QAPISchemaTestVisitor(QAPISchemaVisitor):
             print('    member %s: %s optional=%s'
                   % (m.name, m.type.name, m.optional))
             self._print_if(m.ifcond, 8)
+            self._print_features(m.features, indent=8)
         self._print_variants(variants)
         self._print_if(ifcond)
         self._print_features(features)
@@ -96,11 +97,11 @@ class QAPISchemaTestVisitor(QAPISchemaVisitor):
             print('%sif %s' % (' ' * indent, ifcond))
 
     @classmethod
-    def _print_features(cls, features):
+    def _print_features(cls, features, indent=4):
         if features:
             for f in features:
-                print('    feature %s' % f.name)
-                cls._print_if(f.ifcond, 8)
+                print('%sfeature %s' % (' ' * indent, f.name))
+                cls._print_if(f.ifcond, indent + 4)
 
 
 def test_frontend(fname):