Add TSDocs

src/data/battler-tags.ts

@@ -254,11 +254,25 @@ export class ConfusedTag extends BattlerTag {
   }
 }
 
+/**
+ * Tag applied to the {@linkcode Move.DESTINY_BOND} user.
+ * See {@linkcode apply}
+ */
 export class DestinyBondTag extends BattlerTag {
   constructor(sourceMove: Moves, sourceId: integer) {
     super(BattlerTagType.DESTINY_BOND, BattlerTagLapseType.PRE_MOVE, 1, sourceMove, sourceId);
   }
 
+  /**
+   * Destiny bond tag.
+   * Lapses either before the user's move and does nothing
+   * or after receiving damage. If the damage received from foe
+   * is fatal, it takes down the foe as well.
+   * 
+   * @param {Pokemon} pokemon Pokemon that is attacking the Destiny Bond user.
+   * @param {BattlerTagLapseType} lapseType CUSTOM or PRE_MOVE
+   * @returns 
+   */
   lapse(pokemon: Pokemon, lapseType: BattlerTagLapseType): boolean {
     if (lapseType !== BattlerTagLapseType.CUSTOM) {
       return super.lapse(pokemon, lapseType);

src/data/move.ts

@@ -4255,9 +4255,17 @@ export class DestinyBondAttr extends MoveEffectAttr {
     super(true, MoveEffectTrigger.PRE_APPLY);
   }
 
+  /**
+   * Applies {@linkcode BattlerTagType.DESTINY_BOND} to the user.
+   * @param {Pokemon} user User that is having the tag applied to.
+   * @param {Pokemon} target N/A
+   * @param {Move} move {@linkcode Move.DESTINY_BOND}
+   * @param {any[]} args N/A
+   * @returns true
+   */
   apply(user: Pokemon, target: Pokemon, move: Move, args: any[]): boolean {
     user.scene.queueMessage(`${getPokemonMessage(user, ' is trying\nto take its foe down with it!')}`);
-    target.addTag(BattlerTagType.DESTINY_BOND, undefined, move.id, user.id);
+    user.addTag(BattlerTagType.DESTINY_BOND, undefined, move.id, user.id);
     return true;
   }
 }