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# Copyright (C) 2020-present MongoDB, Inc.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the Server Side Public License, version 1,
# as published by MongoDB, Inc.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# Server Side Public License for more details.
#
# You should have received a copy of the Server Side Public License
# along with this program. If not, see
# <http://www.mongodb.com/licensing/server-side-public-license>.
#
# As a special exception, the copyright holders give permission to link the
# code of portions of this program with the OpenSSL library under certain
# conditions as described in each individual source file and distribute
# linked combinations including the program with the OpenSSL library. You
# must comply with the Server Side Public License in all respects for
# all of the code used other than as permitted herein. If you modify file(s)
# with this exception, you may extend this exception to your version of the
# file(s), but you are not obligated to do so. If you do not wish to do so,
# delete this exception statement from your version. If you delete this
# exception statement from all source files in the program, then also delete
# it in the license file.
"""Library functions and utility methods used across user-facing IDL scripts."""
import os
from typing import Set, List
from buildscripts.idl.idl import syntax, parser
from buildscripts.idl.idl.compiler import CompilerImportResolver
# List of feature flags that are disabled by default. The file name is repeated in
# evergreen.yml
ALL_FEATURE_FLAG_FILE = "all_feature_flags.txt"
def list_idls(directory: str) -> Set[str]:
"""Find all IDL files in the current directory."""
return {
os.path.join(dirpath, filename)
for dirpath, dirnames, filenames in os.walk(directory) for filename in filenames
if filename.endswith('.idl')
}
def parse_idl(idl_path: str, import_directories: List[str]) -> syntax.IDLParsedSpec:
"""Parse an IDL file or throw an error."""
parsed_doc = parser.parse(open(idl_path), idl_path, CompilerImportResolver(import_directories))
if parsed_doc.errors:
parsed_doc.errors.dump_errors()
raise ValueError(f"Cannot parse {idl_path}")
return parsed_doc
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