Fix d.ts and Sonarcloud issue (#72)

src/index.ts

@@ -42,13 +42,6 @@ export * from './utils/Stats';
 export * from './utils/Utils';
 export * from './utils/VectorUtils';
 
-/** @internal */
-declare module 'three/src/math/Vector2' {
-    export interface Vector {
-        lerpVectors(v1: Vector, v2: Vector, alpha: number): this;
-    }
-}
-
 declare module 'three/src/core/Object3D' {
     export interface Object3D extends Object3DExtPrototype { }
 }

src/tweening/Actions.ts

@@ -1,9 +1,10 @@
-import { Color, ColorRepresentation, Euler, MathUtils, Quaternion, Vector, Vector2, Vector3, Vector4 } from "three";
-import { DEFAULT_EASING, Easing, EasingFunction, Easings } from "./Easings";
+import { Color, ColorRepresentation, Euler, MathUtils, Quaternion, Vector2, Vector3, Vector4 } from "three";
+import { Easing, EasingFunction, Easings } from "./Easings";
 import { RunningAction } from "./RunningTween";
 import { Tween } from "./Tween";
 
 const easings = new Easings();
+export type Vector = Vector2 | Vector3 | Vector4;
 export type AllowedTypes = number | Vector | Quaternion | Euler | ColorRepresentation;
 export type Omitype<T, U> = { [P in keyof T as T[P] extends U ? never : P]: T[P] };
 export type PickType<T, U> = { [P in keyof T as T[P] extends U ? P : never]: T[P] };
@@ -136,7 +137,7 @@ export class ActionMotion<T> implements IAction<T> {
     }
 
     private getEasing(): EasingFunction {
-        const easing = this.config?.easing ?? DEFAULT_EASING;
+        const easing = this.config?.easing ?? Easings.DEFAULT_EASING;
         return typeof easing === "string" ? (easings[easing].bind(easings) ?? easings.linear) : easing;
     }
 
@@ -149,8 +150,8 @@ export class ActionMotion<T> implements IAction<T> {
                 time: this.time,
                 easing: this.getEasing(),
                 start: targetValue.clone(),
-                end: this.isBy ? value.clone().add(targetValue) : value,
-                callback: (start, end, alpha) => { targetValue.lerpVectors(start, end, alpha) }
+                end: this.isBy ? value.clone().add(targetValue as Vector4) : value,
+                callback: (start, end, alpha) => { targetValue.lerpVectors(start as Vector4, end as Vector4, alpha) }
             };
         }
     }

src/tweening/Easings.ts

@@ -2,14 +2,14 @@
 export type EasingFunction = (x: number) => number;
 /** Type representing an easing type, which can be either a predefined easing function or a custom easing function. */
 export type Easing = keyof Easings | EasingFunction;
-/** The default easing function used when no easing is specified. */
-export let DEFAULT_EASING: keyof Easings = "easeInOutExpo";
 
 /**
  * Class that provides various easing functions for tweening animations.
  * For more info on these easing functions, check https://easings.net.
  */
 export class Easings {
+    /** The default easing function used when no easing is specified. */
+    public static DEFAULT_EASING: keyof Easings = "easeInOutExpo";
 
     public linear(x: number): number {
         return x;

src/utils/VectorUtils.ts

@@ -6,7 +6,7 @@ export type ObjVec3 = Vector3 | Object3D;
 const ORIGIN = new Vector3();
 
 export class VectorUtils {
-  public static DEFAULT_NORMAL = new Vector3(0, 0, 1);
+  public static readonly DEFAULT_NORMAL = new Vector3(0, 0, 1);
 
   public static getPositionFromObject3D(item: VectorObject3D): Vector3 {
     return (item as Object3D).isObject3D ? (item as Object3D).position : (item as Vector3);