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https://github.com/langgenius/dify.git
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67 lines
1.8 KiB
Python
67 lines
1.8 KiB
Python
"""Helpers for producing concise pyrefly diagnostics for CI diff output."""
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from __future__ import annotations
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import argparse
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import sys
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_DIAGNOSTIC_PREFIXES = ("ERROR ", "WARN ", "WARNING ")
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_LOCATION_PREFIX = "-->"
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def extract_diagnostics(raw_output: str) -> str:
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"""Extract stable diagnostic lines from pyrefly output.
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The full pyrefly output includes code excerpts and carets, which create noisy
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diffs. This helper keeps only:
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- diagnostic headline lines (``ERROR ...`` / ``WARN ...`` / ``WARNING ...``)
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- the following location line (``--> path:line:column``), when present
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"""
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lines = raw_output.splitlines()
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diagnostics: list[str] = []
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for index, line in enumerate(lines):
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if line.startswith(_DIAGNOSTIC_PREFIXES):
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diagnostics.append(line.rstrip())
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next_index = index + 1
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if next_index < len(lines):
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next_line = lines[next_index]
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if next_line.lstrip().startswith(_LOCATION_PREFIX):
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diagnostics.append(next_line.rstrip())
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if not diagnostics:
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return ""
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return "\n".join(diagnostics) + "\n"
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def render_diagnostics(raw_output: str, exit_code: int) -> str:
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"""Render concise diagnostics and fall back to raw output on unmatched failures."""
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diagnostics = extract_diagnostics(raw_output)
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if diagnostics:
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return diagnostics
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if exit_code != 0:
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return raw_output
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return ""
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def main() -> int:
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"""Read pyrefly output from stdin and print normalized diagnostics."""
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parser = argparse.ArgumentParser()
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parser.add_argument("--status", type=int, default=0)
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args = parser.parse_args()
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raw_output = sys.stdin.read()
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sys.stdout.write(render_diagnostics(raw_output, exit_code=args.status))
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return 0
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if __name__ == "__main__":
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sys.exit(main())
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