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63 lines
1.9 KiB
Python
63 lines
1.9 KiB
Python
# contexts.py
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#
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# Copyright 2023 James Westman <james@jwestman.net>
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#
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# This file is free software; you can redistribute it and/or modify it
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# under the terms of the GNU Lesser General Public License as
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# published by the Free Software Foundation; either version 3 of the
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# License, or (at your option) any later version.
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#
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# This file is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# SPDX-License-Identifier: LGPL-3.0-or-later
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import typing as T
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from dataclasses import dataclass
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from functools import cached_property
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from .common import *
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from .gobject_object import Object
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@dataclass
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class ValueTypeCtx:
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value_type: T.Optional[GirType]
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allow_null: bool = False
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@dataclass
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class ScopeCtx:
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node: AstNode
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@cached_property
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def objects(self) -> T.Dict[str, Object]:
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return {
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obj.tokens["id"]: obj
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for obj in self._iter_recursive(self.node)
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if obj.tokens["id"] is not None
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}
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def validate_unique_ids(self) -> None:
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passed = {}
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for obj in self._iter_recursive(self.node):
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if obj.tokens["id"] is None:
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continue
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if obj.tokens["id"] in passed:
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token = obj.group.tokens["id"]
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raise CompileError(
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f"Duplicate object ID '{obj.tokens['id']}'", token.start, token.end
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)
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passed[obj.tokens["id"]] = obj
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def _iter_recursive(self, node: AstNode):
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yield node
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for child in node.children:
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if child.context[ScopeCtx] is self:
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yield from self._iter_recursive(child)
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