trepan/lib/stack.py
def format_stack_entry(dbg_obj, frame_lineno, lprefix=': ',
                       include_location=True, color='plain'):
    """Format and return a stack entry gdb-style.
    Note: lprefix is not used. It is kept for compatibility.
    """
    frame, lineno = frame_lineno
    filename = frame2file(dbg_obj.core, frame)

    s = ''
    if frame.f_code.co_name:
        funcname = frame.f_code.co_name
    else:
        funcname = "<lambda>"
        pass
    s = format_token(Mformat.Function, funcname, highlight=color)

    args, varargs, varkw, local_vars = inspect.getargvalues(frame)
    if '<module>' == funcname and ([], None, None,) == (args, varargs, varkw,):
        is_module = True
        if is_exec_stmt(frame):
            fn_name = format_token(Mformat.Function, 'exec', highlight=color)
            source_text = deparse_source_from_code(frame.f_code)
            s += ' %s(%s)' % (format_token(Mformat.Function, fn_name,
                                           highlight=color), source_text)
        else:
            fn_name = get_call_function_name(frame)
            if fn_name:
                source_text = deparse_source_from_code(frame.f_code)
                if fn_name: s += ' %s(%s)' % (format_token(Mformat.Function, fn_name,
                                                           highlight=color), source_text)
            pass
    else:
        is_module = False
        parms=inspect.formatargvalues(args, varargs, varkw, local_vars)
        maxargstrsize = dbg_obj.settings['maxargstrsize']
        if len(parms) >= maxargstrsize:
            parms = "%s...)" % parms[0:maxargstrsize]
            pass
        s += parms
        pass

    # Note: ddd can't handle wrapped stack entries (yet).
    # The 35 is hoaky though. FIXME.
    if len(s) >= 35: s += "\n    "

    if '__return__' in frame.f_locals:
        rv = frame.f_locals['__return__']
        s += '->'
        s += format_token(Mformat.Return, Mrepr.repr(rv),
                          highlight=color)
        pass

    if include_location:
        is_pseudo_file = _re_pseudo_file.match(filename)
        add_quotes_around_file = not is_pseudo_file
        if is_module:
            if filename == '<string>':
                s += ' in exec'
            elif not is_exec_stmt(frame) and not is_pseudo_file:
                s += ' file'
        elif s == '?()':
            if is_exec_stmt(frame):
                s = 'in exec'
                # exec_str = get_exec_string(frame.f_back)
                # if exec_str != None:
                #     filename = exec_str
                #     add_quotes_around_file = False
                #     pass
                # pass
            elif not is_pseudo_file:
                s = 'in file'
                pass
            pass
        elif not is_pseudo_file:
            s += ' called from file'
            pass

        if add_quotes_around_file: filename = "'%s'" % filename
        s += " %s at line %s" % (
            format_token(Mformat.Filename, filename,
                         highlight=color),
            format_token(Mformat.LineNumber, "%r" % lineno,
                         highlight=color)
            )
    return s
def format_stack_entry(dbg_obj, frame_lineno, lprefix=': ',
                       include_location=True, color='plain'):
    """Format and return a stack entry gdb-style.
    Note: lprefix is not used. It is kept for compatibility.
    """
    frame, lineno = frame_lineno
    filename = frame2file(dbg_obj.core, frame)

    s = ''
    if frame.f_code.co_name:
        funcname = frame.f_code.co_name
    else:
        funcname = "<lambda>"
        pass
    s = format_token(Mformat.Function, funcname, highlight=color)

    args, varargs, varkw, local_vars = inspect.getargvalues(frame)
    if '<module>' == funcname and ([], None, None,) == (args, varargs, varkw,):
        is_module = True
        if is_exec_stmt(frame):
            fn_name = format_token(Mformat.Function, 'exec', highlight=color)
            source_text = deparse_source_from_code(frame.f_code)
            s += ' %s(%s)' % (format_token(Mformat.Function, fn_name,
                                           highlight=color), source_text)
        else:
            fn_name = get_call_function_name(frame)
            if fn_name:
                source_text = deparse_source_from_code(frame.f_code)
                if fn_name: s += ' %s(%s)' % (format_token(Mformat.Function, fn_name,
                                                           highlight=color), source_text)
            pass
    else:
        is_module = False
        parms=inspect.formatargvalues(args, varargs, varkw, local_vars)
        maxargstrsize = dbg_obj.settings['maxargstrsize']
        if len(parms) >= maxargstrsize:
            parms = "%s...)" % parms[0:maxargstrsize]
            pass
        s += parms
        pass

    # Note: ddd can't handle wrapped stack entries (yet).
    # The 35 is hoaky though. FIXME.
    if len(s) >= 35: s += "\n    "

    if '__return__' in frame.f_locals:
        rv = frame.f_locals['__return__']
        s += '->'
        s += format_token(Mformat.Return, Mrepr.repr(rv),
                          highlight=color)
        pass

    if include_location:
        is_pseudo_file = _re_pseudo_file.match(filename)
        add_quotes_around_file = not is_pseudo_file
        if is_module:
            if filename == '<string>':
                s += ' in exec'
            elif not is_exec_stmt(frame) and not is_pseudo_file:
                s += ' file'
        elif s == '?()':
            if is_exec_stmt(frame):
                s = 'in exec'
                # exec_str = get_exec_string(frame.f_back)
                # if exec_str != None:
                #     filename = exec_str
                #     add_quotes_around_file = False
                #     pass
                # pass
            elif not is_pseudo_file:
                s = 'in file'
                pass
            pass
        elif not is_pseudo_file:
            s += ' called from file'
            pass

        if add_quotes_around_file: filename = "'%s'" % filename
        s += " %s at line %s" % (
            format_token(Mformat.Filename, filename,
                         highlight=color),
            format_token(Mformat.LineNumber, "%r" % lineno,
                         highlight=color)
            )
    return s
Format and return a stack entry gdb-style.
    Note: lprefix is not used. It is kept for compatibility.