grammar: Create an AST node for type names

This commit is contained in:
James Westman 2022-06-25 01:04:41 -05:00
parent 012fc61926
commit 0a0389b1f8
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GPG key ID: CE2DBA0ADB654EA6
10 changed files with 127 additions and 97 deletions

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@ -23,6 +23,7 @@ from functools import cached_property
from .common import *
from .response_id import ResponseId
from .types import ClassName, ConcreteClassName
class ObjectContent(AstNode):
@ -38,50 +39,14 @@ class ObjectContent(AstNode):
class Object(AstNode):
grammar: T.Any = [
class_name,
ConcreteClassName,
Optional(UseIdent("id")),
ObjectContent,
]
@validate("namespace")
def gir_ns_exists(self):
if not self.tokens["ignore_gir"]:
self.root.gir.validate_ns(self.tokens["namespace"])
@validate("class_name")
def gir_class_exists(self):
if self.tokens["class_name"] and not self.tokens["ignore_gir"] and self.gir_ns is not None:
self.root.gir.validate_class(self.tokens["class_name"], self.tokens["namespace"])
@validate("namespace", "class_name")
def not_abstract(self):
if self.gir_class is not None and self.gir_class.abstract:
raise CompileError(
f"{self.gir_class.full_name} can't be instantiated because it's abstract",
hints=[f"did you mean to use a subclass of {self.gir_class.full_name}?"]
)
@property
def gir_ns(self):
if not self.tokens["ignore_gir"]:
return self.root.gir.namespaces.get(self.tokens["namespace"] or "Gtk")
@property
def gir_class(self):
if self.tokens["class_name"] and not self.tokens["ignore_gir"]:
return self.root.gir.get_class(self.tokens["class_name"], self.tokens["namespace"])
@docs("namespace")
def namespace_docs(self):
if ns := self.root.gir.namespaces.get(self.tokens["namespace"]):
return ns.doc
@docs("class_name")
def class_docs(self):
if self.gir_class:
return self.gir_class.doc
return self.children[ClassName][0].gir_type
@cached_property
def action_widgets(self) -> T.List[ResponseId]:
@ -99,7 +64,7 @@ class Object(AstNode):
def emit_start_tag(self, xml: XmlEmitter):
xml.start_tag("object", **{
"class": self.gir_class or self.tokens["class_name"],
"class": self.children[ClassName][0].glib_type_name,
"id": self.tokens["id"],
})