def tableViewInHierarchy()

in commands/FBPrintCommands.py [0:0]

• 23 lines of code
• 7 McCabe index (conditional complexity)

def tableViewInHierarchy():
    viewDescription = fb.evaluateExpressionValue(
        "(id)[(id)[[UIApplication sharedApplication] keyWindow] recursiveDescription]"
    ).GetObjectDescription()

    searchView = None

    # Try to find an instance of
    classPattern = re.compile(r"UITableView: (0x[0-9a-fA-F]+);")
    for match in re.finditer(classPattern, viewDescription):
        searchView = match.group(1)
        break

    # Try to find a direct subclass
    if not searchView:
        subclassPattern = re.compile(r"(0x[0-9a-fA-F]+); baseClass = UITableView;")
        for match in re.finditer(subclassPattern, viewDescription):
            searchView = match.group(1)
            break

    # SLOW: check every pointer in town
    if not searchView:
        pattern = re.compile(r"(0x[0-9a-fA-F]+)[;>]")
        for view in re.findall(pattern, viewDescription):
            if fb.evaluateBooleanExpression(
                "[" + view + " isKindOfClass:(id)[UITableView class]]"
            ):
                searchView = view
                break

    return searchView