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#!/usr/bin/env python3
# Copyright 2021 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""A utility for generating the structured metrics validator.
Takes as input a structured.xml file describing all events and produces a C++
header and implementation file exposing validator function calls.
"""
import argparse
import sys
import code_generator_cpp
from sync import model
parser = argparse.ArgumentParser(
description='Generate structured metrics validator')
parser.add_argument('--input', help='Path to structured.xml')
parser.add_argument('--cros_input', help='Path to structured_chromiumos.xml')
parser.add_argument('--output', help='Path to generated files.')
def main():
args = parser.parse_args()
structured = model.Model(open(args.input, encoding='utf-8').read(), 'chrome')
if args.cros_input is not None:
cros_structured = model.Model(
open(args.cros_input, encoding='utf-8').read(), 'cros')
structured = model.merge_models(structured, cros_structured)
code_generator_cpp.ValidatorHeaderTemplate(
args.output, 'structured_metrics_validator.h').write_file()
code_generator_cpp.ValidatorImplTemplate(
structured, args.output, 'structured_metrics_validator.cc').write_file()
return 0
if __name__ == '__main__':
sys.exit(main())
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