add try except to expression eval

cogs/timings.py

@@ -237,11 +237,12 @@ class Timings(commands.Cog):
             embed_var.description = "||" + str(unchecked) + " missing configuration optimizations.||"
         await message.reply(embed=embed_var)
 
-def eval_field(embed_var, option, option_name, unchecked, plugins=None, server_properties=None, bukkit=None, spigot=None, paper=None, purpur=None):
+def eval_field(embed_var, option, option_name, unchecked, plugins, server_properties, bukkit, spigot, paper, purpur):
     try:
         for option_data in option:
             add_to_field = True
             for expression in option_data["expressions"]:
+                try:
                     if ("server_properties" in expression and server_properties or
                         "bukkit" in expression and bukkit or
                         "spigot" in expression and spigot or
@@ -251,6 +252,11 @@ def eval_field(embed_var, option, option_name, unchecked, plugins=None, server_p
                             if not eval(expression):
                                 add_to_field = False
                                 break
+                except ValueError as value_error:
+                    add_to_field = False
+                    print(value_error)
+                    embed_var.add_field(name="❌ Value Error in Bot",
+                                        value=f'`{value_error}`\nexpression:\n`{expression}`\noption:\n`{option_name}`')
             if add_to_field:
                 """ f strings don't like newlines so we replace the newlines with placeholder text before we eval """
                 option_data["value"] = eval('f"""' + option_data["value"].replace("\n", "\\|n\\") + '"""').replace("\\|n\\", "\n")