File size: 2,721 Bytes
985c397 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 | #!/usr/bin/env python3
import argparse
import sys
import os
import re
import logging
from utils import (
run_command,
init_environment,
write_file,
append_file,
emit_problem_matchers,
add_common_arguments,
)
DEFAULT_LINE_LENGTH_LIMIT = 100
def load_cpplint_filters(conf_file="cpplint.cfg"):
"""Load cpplint filters from a configuration file."""
try:
with open(conf_file, "r", encoding="utf-8") as f:
filters = f.read().strip()
return filters
except Exception as e:
logging.warning(f"Could not load {conf_file}: {e}")
return ""
def count_cpplint_errors(log_text: str) -> int:
"""
Count the number of cpplint error/warning lines.
"""
matches = re.findall(r"\[[0-9]+\]$", log_text, re.MULTILINE)
return len(matches)
def generate_markdown_report(aggregated_output: str, errors_count: int) -> str:
"""Generate a Markdown report section based on cpplint output and error count."""
report_lines = []
if errors_count > 0:
report_lines.append(
f"<details><summary>:warning: CppLint found {errors_count} errors / warnings</summary>"
)
else:
report_lines.append(
"<details><summary>:heavy_check_mark: No cpplint errors found </summary>"
)
report_lines.append("")
report_lines.append("````")
report_lines.append(aggregated_output)
report_lines.append("````")
report_lines.append("</details>")
report_lines.append("")
return "\n".join(report_lines)
def main():
parser = argparse.ArgumentParser(
description="Run cpplint on provided C++ files and append a Markdown report."
)
add_common_arguments(parser)
args = parser.parse_args()
init_environment(args)
run_command(["pip", "install", "-q", "cpplint"], check=True)
cpplint_filters = load_cpplint_filters("cpplint.cfg")
aggregated_output = ""
for file in args.files.split():
cmd = [
"cpplint",
f"--filters={cpplint_filters}",
f"--linelength={DEFAULT_LINE_LENGTH_LIMIT}",
file,
]
stdout, stderr, _ = run_command(cmd)
aggregated_output += stdout + stderr + "\n"
cpplint_log = os.path.join(args.log_dir, "cpplint.log")
write_file(cpplint_log, aggregated_output)
emit_problem_matchers(cpplint_log, "cpplint.json", "cpplint")
errors_count = count_cpplint_errors(aggregated_output)
logging.info(f"Found {errors_count} cpplint errors")
report = generate_markdown_report(aggregated_output, errors_count)
append_file(args.report_file, report)
sys.exit(0 if errors_count == 0 else 1)
if __name__ == "__main__":
main()
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