feat(EmbedBuilder): add .length (#8682)

* feat(Embed): add `.length`

Signed-off-by: RedGuy12 <61329810+RedGuy12@users.noreply.github.com>

* Move to mainlib

Signed-off-by: RedGuy12 <61329810+RedGuy12@users.noreply.github.com>

* types: add typings

---------

Signed-off-by: RedGuy12 <61329810+RedGuy12@users.noreply.github.com>
Co-authored-by: Vlad Frangu <kingdgrizzle@gmail.com>
Co-authored-by: Jiralite <33201955+Jiralite@users.noreply.github.com>
Co-authored-by: kodiakhq[bot] <49736102+kodiakhq[bot]@users.noreply.github.com>

packages/discord.js/src/structures/EmbedBuilder.js

@@ -1,6 +1,6 @@
 'use strict';
 
-const { EmbedBuilder: BuildersEmbed } = require('@discordjs/builders');
+const { EmbedBuilder: BuildersEmbed, embedLength } = require('@discordjs/builders');
 const { isJSONEncodable } = require('@discordjs/util');
 const { toSnakeCase } = require('../util/Transformers');
 const { resolveColor } = require('../util/Util');
@@ -31,6 +31,14 @@ class EmbedBuilder extends BuildersEmbed {
   static from(other) {
     return new this(isJSONEncodable(other) ? other.toJSON() : other);
   }
+
+  /**
+   * The accumulated length for the embed title, description, fields, footer text, and author name.
+   * @type {number}
+   */
+  get length() {
+    return embedLength(this.data);
+  }
 }
 
 module.exports = EmbedBuilder;

packages/discord.js/typings/index.d.ts

@@ -857,6 +857,7 @@ export class EmbedBuilder extends BuildersEmbed {
   public constructor(data?: EmbedData | APIEmbed);
   public override setColor(color: ColorResolvable | null): this;
   public static from(other: JSONEncodable<APIEmbed> | APIEmbed): EmbedBuilder;
+  public get length(): number;
 }
 
 export class Embed {