types: Add UncheckedType

This allows us to remember information about an external type, such as
its name, while still marking it as unchecked.

blueprintcompiler/language/common.py

@@ -24,7 +24,15 @@ from ..errors import CompileError, MultipleErrors
 from ..completions_utils import *
 from .. import decompiler as decompile
 from ..decompiler import DecompileCtx, decompiler
-from ..gir import StringType, BoolType, IntType, FloatType, GirType, Enumeration
+from ..gir import (
+    StringType,
+    BoolType,
+    IntType,
+    FloatType,
+    GirType,
+    Enumeration,
+    UncheckedType,
+)
 from ..lsp_utils import Completion, CompletionItemKind, SemanticToken, SemanticTokenType
 from ..parse_tree import *
 

blueprintcompiler/language/gobject_property.py

@@ -69,7 +69,7 @@ class Property(AstNode):
 
     @property
     def gir_property(self):
-        if self.gir_class is not None:
+        if self.gir_class is not None and not isinstance(self.gir_class, UncheckedType):
             return self.gir_class.properties.get(self.tokens["name"])
 
     @property
@@ -79,7 +79,7 @@ class Property(AstNode):
 
     @validate("name")
     def property_exists(self):
-        if self.gir_class is None:
+        if self.gir_class is None or isinstance(self.gir_class, UncheckedType):
             # Objects that we have no gir data on should not be validated
             # This happens for classes defined by the app itself
             return

blueprintcompiler/language/gobject_signal.py

@@ -71,7 +71,7 @@ class Signal(AstNode):
 
     @property
     def gir_signal(self):
-        if self.gir_class is not None:
+        if self.gir_class is not None and not isinstance(self.gir_class, UncheckedType):
             return self.gir_class.signals.get(self.tokens["name"])
 
     @property
@@ -80,7 +80,7 @@ class Signal(AstNode):
 
     @validate("name")
     def signal_exists(self):
-        if self.gir_class is None:
+        if self.gir_class is None or isinstance(self.gir_class, UncheckedType):
             # Objects that we have no gir data on should not be validated
             # This happens for classes defined by the app itself
             return

blueprintcompiler/language/gtkbuilder_template.py

@@ -53,6 +53,8 @@ class Template(Object):
         # Templates might not have a parent class defined
         if class_name := self.class_name:
             return class_name.gir_type
+        else:
+            return gir.UncheckedType(self.id)
 
     @validate("id")
     def unique_in_parent(self):

blueprintcompiler/language/types.py

@@ -56,12 +56,13 @@ class TypeName(AstNode):
             return self.root.gir.namespaces.get(self.tokens["namespace"] or "Gtk")
 
     @property
-    def gir_type(self) -> T.Optional[gir.Class]:
+    def gir_type(self) -> gir.GirType:
         if self.tokens["class_name"] and not self.tokens["ignore_gir"]:
             return self.root.gir.get_type(
                 self.tokens["class_name"], self.tokens["namespace"]
             )
-        return None
+
+        return gir.UncheckedType(self.tokens["class_name"])
 
     @property
     def glib_type_name(self) -> str:
@@ -84,7 +85,11 @@ class TypeName(AstNode):
 class ClassName(TypeName):
     @validate("namespace", "class_name")
     def gir_class_exists(self):
-        if self.gir_type is not None and not isinstance(self.gir_type, Class):
+        if (
+            self.gir_type
+            and not isinstance(self.gir_type, UncheckedType)
+            and not isinstance(self.gir_type, Class)
+        ):
             if isinstance(self.gir_type, Interface):
                 raise CompileError(
                     f"{self.gir_type.full_name} is an interface, not a class"