Matija Kecman
29c1a3a0a5
PiperOrigin-RevId: 827965451 Change-Id: I657fc4d3a480fbc62124c84fe9ddc0900a91183f
51 lines
1.5 KiB
Python
51 lines
1.5 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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"""Generates Embind bindings for MuJoCo enums."""
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from typing import Mapping, Optional
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from introspect import ast_nodes
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from wasm.codegen.helpers import code_builder
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class Generator:
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"""Generates Embind code for MuJoCo enums."""
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def __init__(self, enums: Mapping[str, ast_nodes.EnumDecl]):
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self.enums = enums
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def _generate_enum_binding(self, enum: ast_nodes.EnumDecl) -> str:
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"""Generates the Embind code for a single enum."""
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code = f'{code_builder.INDENT}enum_<{enum.name}>("{enum.name}")'
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for value_name in enum.values:
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code += f'\n{2*code_builder.INDENT}.value("{value_name}", {value_name})'
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code += ";"
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return code
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def generate(self) -> list[tuple[str, list[str]]]:
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"""Generates all Embind code for the provided enums."""
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code = []
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for enum in self.enums.values():
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code.append(self._generate_enum_binding(enum))
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content = "\n\n".join(code)
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marker = "// {{ ENUM_BINDINGS }}"
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return [(marker, [content])]
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