Function _enforce_strict_path_violations

ci/meson/path_normalization.py:252–275

Raise loudly when ``compile_commands.json`` still has strict-path offenders. The normalizer above is meant to leave no offenders behind; this is the fail-fast guard for issue #2378's "validation step that checks generated compile commands before CI compiles". Any violation here is a bug

(build_dir: Path)

def _enforce_strict_path_violations(build_dir: Path) -> None:
    """Raise loudly when ``compile_commands.json`` still has strict-path offenders.

    The normalizer above is meant to leave no offenders behind; this is the
    fail-fast guard for issue #2378's "validation step that checks generated
    compile commands before CI compiles". Any violation here is a bug in the
    normalizer or a new Meson code-path that emits unnormalized flags.
    """
    violations = find_strict_path_violations(build_dir)
    if not violations:
        return

    sample = violations[:10]
    extra = len(violations) - len(sample)
    lines = [
        f"[MESON] ZCCACHE_STRICT_PATHS=absolute would reject {len(violations)}"
        " compile flag(s) in compile_commands.json (issue #2378):",
    ]
    lines.extend(f"  {flag}" for flag in sample)
    if extra > 0:
        lines.append(f"  ... {extra} more")
    message = "\n".join(lines)
    _ts_print(message, file=sys.stderr)
    raise RuntimeError(message)