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# Copyright (c) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License.
from typing import List, Union
import generator.model as model
from .rust_commons import TypeData, generate_extras
from .rust_lang_utils import indent_lines, lines_to_doc_comments, to_upper_camel_case
def _get_enum_docs(enum: Union[model.Enum, model.EnumItem]) -> List[str]:
doc = enum.documentation.splitlines(keepends=False) if enum.documentation else []
return lines_to_doc_comments(doc)
def generate_enum(enum: model.Enum, types: TypeData) -> None:
is_int = all(isinstance(item.value, int) for item in enum.values)
lines = (
_get_enum_docs(enum)
+ generate_extras(enum)
+ [
"#[derive(Serialize, Deserialize, PartialEq, Debug, Eq, Clone)]",
f"pub enum {enum.name} " "{",
]
)
for item in enum.values:
if is_int:
field = [
f"{to_upper_camel_case(item.name)} = {item.value},",
]
else:
field = [
f'#[serde(rename = "{item.value}")]',
f"{to_upper_camel_case(item.name)},",
]
lines += indent_lines(
_get_enum_docs(item) + generate_extras(item) + field + [""]
)
lines += ["}"]
types.add_type_info(enum, enum.name, lines)
def generate_enums(enums: List[model.Enum], types: TypeData) -> None:
for enum in enums:
generate_enum(enum, types)
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