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Add clearer error when pages isn't made of embeds nor strings in menu() (#3571)

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* Update menus.py

* Update menus.py
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jack1142 2020-02-21 04:25:14 +01:00 committed by GitHub
parent 54b712fa71
commit 5ee73cdf63
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1 changed files with 4 additions and 2 deletions
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6
redbot/core/utils/menus.py
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@ -6,7 +6,7 @@ import asyncio
import contextlib
import functools
import warnings
from typing import Union, Iterable, Optional
from typing import Iterable, List, Optional, Union
import discord
from .. import commands
@ -17,7 +17,7 @@ _ReactableEmoji = Union[str, discord.Emoji]
async def menu(
ctx: commands.Context,
pages: list,
pages: Union[List[str], List[discord.Embed]],
controls: dict,
message: discord.Message = None,
page: int = 0,
@ -57,6 +57,8 @@ async def menu(
RuntimeError
If either of the notes above are violated
"""
if not isinstance(pages[0], (discord.Embed, str)):
raise RuntimeError("Pages must be of type discord.Embed or str")
if not all(isinstance(x, discord.Embed) for x in pages) and not all(
isinstance(x, str) for x in pages
):