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language: Add expression literals

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Add expression literals, so you can set properties of type
Gtk.Expression.
This commit is contained in:
James Westman 2024-12-24 12:54:23 -06:00
parent b9f58aeab5
commit 8c6f8760f7
29 changed files with 268 additions and 21 deletions
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14
blueprintcompiler/outputs/xml/__init__.py
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@ -134,6 +134,11 @@ class XmlOutput(OutputFormat):
self._emit_expression(value.expression, xml)
xml.end_tag()
elif isinstance(value, ExprValue):
xml.start_tag("property", **props)
self._emit_expression(value.expression, xml)
xml.end_tag()
elif isinstance(value, ObjectValue):
xml.start_tag("property", **props)
self._emit_object(value.object, xml)
@ -218,12 +223,6 @@ class XmlOutput(OutputFormat):
xml.put_text(
"|".join([str(flag.value or flag.name) for flag in value.child.flags])
)
elif isinstance(value.child, Translated):
raise CompilerBugError("translated values must be handled in the parent")
elif isinstance(value.child, TypeLiteral):
xml.put_text(value.child.type_name.glib_type_name)
elif isinstance(value.child, ObjectValue):
self._emit_object(value.child.object, xml)
else:
raise CompilerBugError()
@ -245,6 +244,9 @@ class XmlOutput(OutputFormat):
raise CompilerBugError()
def _emit_literal_expr(self, expr: LiteralExpr, xml: XmlEmitter):
if expr.is_this:
return
if expr.is_object:
xml.start_tag("constant")
else: