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Add ScopeCtx instead of root.objects_by_id

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This allows us to introduce new scopes, such as in
GtkBuilderListItemFactory templates.
This commit is contained in:
James Westman 2023-04-28 20:16:27 -05:00
parent ff5fff7f4b
commit ec844b10ca
8 changed files with 65 additions and 40 deletions
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14
blueprintcompiler/ast_utils.py
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@ -33,7 +33,7 @@ class Children:
def __init__(self, children):
self._children = children
def __iter__(self):
def __iter__(self) -> T.Iterator["AstNode"]:
return iter(self._children)
@T.overload
@ -175,11 +175,6 @@ class AstNode:
for child in self.children:
yield from child.get_semantic_tokens()
def iterate_children_recursive(self) -> T.Iterator["AstNode"]:
yield self
for child in self.children:
yield from child.iterate_children_recursive()
def validate_unique_in_parent(self, error, check=None):
for child in self.parent.children:
if child is self:
@ -270,7 +265,12 @@ class Context:
def __get__(self, instance, owner):
if instance is None:
return self
return self.func(instance)
if ctx := getattr(instance, "_context_" + self.type.__name__, None):
return ctx
else:
ctx = self.func(instance)
setattr(instance, "_context_" + self.type.__name__, ctx)
return ctx
def context(type: T.Type[TCtx]):