On Wed, Sep 30, 2020 at 12:31:42AM -0400, John Snow wrote:
> _make_tree might receive a dict or some other type. Adding features
> information should arguably be performed by the caller at such a time
> when we know the type of the object and don't have to re-interrogate it.
>
> Signed-off-by: John Snow
> ---
> scripts/qapi/introspect.py | 19 ---
> 1 file changed, 12 insertions(+), 7 deletions(-)
>
> diff --git a/scripts/qapi/introspect.py b/scripts/qapi/introspect.py
> index f7de3953391..5cbdc7414bd 100644
> --- a/scripts/qapi/introspect.py
> +++ b/scripts/qapi/introspect.py
> @@ -52,16 +52,12 @@
>
>
> def _make_tree(obj: Union[_DObject, str], ifcond: List[str],
> - features: List[QAPISchemaFeature],
> extra: Optional[Extra] = None
> ) -> Union[TreeNode, AnnotatedNode]:
> if extra is None:
> extra = {}
> if ifcond:
> extra['if'] = ifcond
> -if features:
> -assert isinstance(obj, dict)
> -obj['features'] = [(f.name, {'if': f.ifcond}) for f in features]
Now the reason for moving this code outside _make_tree() is more
obvious due to the type annotations.
Reviewed-by: Eduardo Habkost
> if extra:
> return (obj, extra)
> return obj
> @@ -197,6 +193,11 @@ def _use_type(self, typ: QAPISchemaType) -> str:
> return '[' + self._use_type(typ.element_type) + ']'
> return self._name(typ.name)
>
> +@classmethod
> +def _gen_features(cls,
> + features: List[QAPISchemaFeature]) -> List[TreeNode]:
> +return [_make_tree(f.name, f.ifcond) for f in features]
> +
> def _gen_tree(self, name: str, mtype: str, obj: _DObject,
>ifcond: List[str],
>features: Optional[List[QAPISchemaFeature]]) -> None:
> @@ -209,7 +210,9 @@ def _gen_tree(self, name: str, mtype: str, obj: _DObject,
> name = self._name(name)
> obj['name'] = name
> obj['meta-type'] = mtype
> -self._trees.append(_make_tree(obj, ifcond, features, extra))
> +if features:
> +obj['features'] = self._gen_features(features)
> +self._trees.append(_make_tree(obj, ifcond, extra))
>
> def _gen_member(self,
> member: QAPISchemaObjectTypeMember) -> TreeNode:
> @@ -219,7 +222,9 @@ def _gen_member(self,
> }
> if member.optional:
> obj['default'] = None
> -return _make_tree(obj, member.ifcond, member.features)
> +if member.features:
> +obj['features'] = self._gen_features(member.features)
> +return _make_tree(obj, member.ifcond)
>
> def _gen_variants(self, tag_name: str,
>variants: List[QAPISchemaVariant]) -> _DObject:
> @@ -231,7 +236,7 @@ def _gen_variant(self, variant: QAPISchemaVariant) ->
> TreeNode:
> 'case': variant.name,
> 'type': self._use_type(variant.type)
> }
> -return _make_tree(obj, variant.ifcond, None)
> +return _make_tree(obj, variant.ifcond)
>
> def visit_builtin_type(self, name: str, info: Optional[QAPISourceInfo],
> json_type: str) -> None:
> --
> 2.26.2
>
--
Eduardo