Matias Manevi
76e64d96bb
Co-authored-by: Matija Kecman <matijak@google.com> Co-authored-by: Sebastian Noreña Rendón <sebas.norena@creativa77.com.ar> Co-authored-by: Kyle Bayes <kylebayes@google.com> PiperOrigin-RevId: 826094938 Change-Id: Id2658a187bc078056f4410c71202696753319e64
76 lines
2.1 KiB
Python
76 lines
2.1 KiB
Python
# Copyright 2025 DeepMind Technologies Limited
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Classes used by the parser to generate the structs wrappers and bindings statements."""
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import dataclasses
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from typing import Dict, List
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from wasm.codegen.helpers import common
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@dataclasses.dataclass
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class WrappedFieldData:
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"""Data class for struct field definition and binding."""
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# Line for struct field binding
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binding: str
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# Line for struct field definition
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definition: str | None = None
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# Initialization code for fields that require it
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initialization: str | None = None
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# Statement to reset the inner pointer when copying the field
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ptr_copy_reset: str | None = None
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# Whether the field is a primitive or fixed size
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is_primitive_or_fixed_size: bool = False
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@dataclasses.dataclass
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class WrappedStructData:
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"""Data class for struct wrapper definition and binding."""
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# Name of wrapper struct
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wrap_name: str
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# List of WrappedFieldData for this struct
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wrapped_fields: List[WrappedFieldData]
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# Struct header code
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wrapped_header: str
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# Struct source code
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wrapped_source: str
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# Whether to use shallow copy for this struct
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use_shallow_copy: bool = True
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def create_wrapped_structs_set_up_data(
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struct_names: List[str],
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) -> Dict[str, WrappedStructData]:
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"""Creates a dictionary of WrappedStructData for the given struct names."""
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return {
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name: WrappedStructData(
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wrap_name=common.uppercase_first_letter(name),
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wrapped_fields=[],
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wrapped_header="",
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wrapped_source="",
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)
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for name in struct_names
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}
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