Modify eval to use traceback

jarvis/cogs/dev.py

@@ -5,11 +5,12 @@ import re
 import ulid
 import base64
 import subprocess
-from inspect import getsource
 import discord
 import time
 import sys
 import os
+import traceback
+from inspect import getsource
 from discord.ext import commands
 from jarvis.utils import build_embed, convert_bytesize
 from jarvis.utils.field import Field
@@ -271,9 +272,6 @@ class DevCog(commands.Cog):
     @commands.command(pass_context=True, aliases=["eval", "exec", "evaluate"])
     @commands.is_owner()
     async def _eval(self, ctx, *, code: str):
-        silent = "-s" in code
-
-        code = self.prepare(code.replace("-s", ""))
         args = {
             "discord": discord,
             "sauce": getsource,
@@ -288,11 +286,7 @@ class DevCog(commands.Cog):
             exec(f"async def func():{code}", args)
             a = time()
             response = await eval("func()", args)
-            if (
-                silent
-                or (response is None)
-                or isinstance(response, discord.Message)
-            ):
+            if response is None or isinstance(response, discord.Message):
                 del args, code
                 return
 
@@ -300,11 +294,9 @@ class DevCog(commands.Cog):
                 f"```py\n{self.resolve_variable(response)}````{type(response).__name__} | {(time() - a) / 1000} ms`"
             )
         except Exception as e:
-            await ctx.send(
-                f"Error occurred:```\n{type(e).__name__}: {str(e)}```"
-            )
+            await ctx.send(f"Error occurred:```\n{traceback.format_exc()}```")
 
-        del args, code, silent
+        del args, code
 
 
 def setup(bot):