Function _qml_rules

scripts/code_verify_rules.py:3114–3163

QML semantic rules. Line-based: tree-sitter doesn't have a published QML grammar, and the existing tokenizer in code-verify.py already tracks the structure we need.

(src: str, path: Path, fence_mask: list[bool])

def _qml_rules(src: str, path: Path, fence_mask: list[bool]) -> list[Finding]:
    """QML semantic rules. Line-based: tree-sitter doesn't have a published
    QML grammar, and the existing tokenizer in code-verify.py already
    tracks the structure we need."""
    out: list[Finding] = []
    if path.suffix != ".qml":
        return out

    file_allows_pixel = path.name in _FONT_PIXEL_OK_FILES

    for i, raw in enumerate(src.split("\n"), start=1):
        if i - 1 < len(fence_mask) and fence_mask[i - 1]:
            continue
        # Strip trailing comment -- still a flat scan, but enough to avoid
        # complaining about comment text.
        line = _strip_line_comments(raw)

        # qml-font-pixel: `font.pixelSize:` / `font.family:` outside the
        # dashboard whitelist. JS function bodies inside QML still match,
        # but those very rarely set fonts.
        if not file_allows_pixel:
            if re.search(
                r"\bfont\.(pixelSize|pointSize|family|bold|italic"
                r"|weight|capitalization)\s*:",
                line,
            ):
                out.append(
                    Finding(
                        i,
                        "qml-font-pixel",
                        "use `font: Cpp_Misc_CommonFonts.uiFont` (or another "
                        "helper) instead of individual `font.*` sub-properties",
                    )
                )

        # qml-bus-type-int: `busType: <integer>` or `BusType: <int>`. The
        # property name on a `Source` is `busType`; the C++ enum is
        # `SerialStudio.BusType.UART`. Reject literal ints.
        m = re.search(r"\bbusType\s*:\s*(-?\d+)\b", line)
        if m:
            out.append(
                Finding(
                    i,
                    "qml-bus-type-int",
                    f"hardcoded busType `{m.group(1)}` -- use "
                    f"`SerialStudio.BusType.<NAME>`",
                )
            )

    return out


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