refactor(BitField): convert abstract class to normal class

Author: fourcolverleaf

src/structures/Bitfield/MessageFlags.ts

@@ -17,26 +17,3 @@ export default class MessageFlagsBitField extends BitField<
    */
   static Flags = MessageFlags as NonReverseEnumFlag<typeof MessageFlags>;
 }
-// Maybe, should keep it for documentation… not planning to have a doc anytime soon
-
-/**
- * @name MessageFlagsBitField
- * @kind constructor
- * @memberof MessageFlagsBitField
- * @param {BitFieldResolvable} [bits=0] Bit(s) to read from
- */
-
-/**
- * Data that can be resolved to give a message flags bit field. This can be:
- * * A string (see {@link MessageFlagsBitField.Flags})
- * * A message flag
- * * An instance of {@link MessageFlagsBitField}
- * * An array of `MessageFlagsResolvable`
- * @typedef {string|number|MessageFlagsBitField|MessageFlagsResolvable[]} MessageFlagsResolvable
- */
-
-/**
- * Bitfield of the packed bits
- * @type {number}
- * @name MessageFlagsBitField#bitfield
- */

src/structures/Bitfield/base.ts

@@ -15,7 +15,7 @@ export type BitFieldResolvable<T extends number | bigint = number> =
 /**
  * Data structure that makes it easy to interact with a bitfield.
  */
-export default abstract class BitField<
+export default class BitField<
   TEnum extends Record<string, number | bigint> = Record<string, number>,
   TValue = TEnum[keyof TEnum]
 > {