Small code tidy + TS defs for phaserjs#2763

Author: photonstorm

src/animation/AnimationParser.js

@@ -57,15 +57,17 @@ Phaser.AnimationParser = {
         var column = Math.floor((height - margin) / (frameHeight + spacing));
         var total = row * column;
 
-        console.assert(typeof skipFrames === "number");
-        if (skipFrames > total || skipFrames < -total) {
+        if (skipFrames > total || skipFrames < -total)
+        {
             console.warn(
                 "Phaser.AnimationParser.spriteSheet: skipFrames = " +
                 skipFrames.toString() + " is larger than total sprite number " +
                 total.toString());
             return null;
         }
-        if (skipFrames < 0) {
+
+        if (skipFrames < 0)
+        {
             // Allow negative skipframes.
             skipFrames = total + skipFrames;
         }

typescript/phaser.d.ts

@@ -171,7 +171,7 @@ declare module Phaser {
         static JSONData(game: Phaser.Game, json: any): Phaser.FrameData;
         static JSONDataHash(game: Phaser.Game, json: any): Phaser.FrameData;
         static JSONDataPyxel(game: Phaser.Game, json: any): Phaser.FrameData;
-        static spriteSheet(game: Phaser.Game, key: string, frameWidth: number, frameHeight: number, frameMax?: number, margin?: number, spacing?: number): Phaser.FrameData;
+        static spriteSheet(game: Phaser.Game, key: string, frameWidth: number, frameHeight: number, frameMax?: number, margin?: number, spacing?: number, skipFrames?: number): Phaser.FrameData;
         static XMLData(game: Phaser.Game, xml: any): Phaser.FrameData;
 
     }
@@ -533,7 +533,7 @@ declare module Phaser {
         addRenderTexture(key: string, texture: RenderTexture): void;
         addShader(key: string, url: string, data: any): void;
         addSound(key: string, url: string, data: any, webAudio: boolean, audioTag: boolean): void;
-        addSpriteSheet(key: string, url: string, data: any, frameWidth: number, frameHeight: number, frameMax?: number, margin?: number, spacing?: number): void;
+        addSpriteSheet(key: string, url: string, data: any, frameWidth: number, frameHeight: number, frameMax?: number, margin?: number, spacing?: number, skipFrames?: number): void;
         addText(key: string, url: string, data: any): void;
         addTextureAtlas(key: string, url: string, data: any, atlasData: any, format: number): void;
         addTilemap(key: string, url: string, mapData: any, format: number): void;
@@ -2502,7 +2502,7 @@ declare module Phaser {
         script(key: string, url?: String, callback?: Function, callbackContext?: any): Phaser.Loader;
         shader(key: string, url?: String, overwrite?: boolean): Phaser.Loader;
         setPreloadSprite(sprite: Phaser.Sprite | Phaser.Image, direction?: number): void;
-        spritesheet(key: string, url: string, frameWidth: number, frameHeight: number, frameMax?: number, margin?: number, spacing?: number): Phaser.Loader;
+        spritesheet(key: string, url: string, frameWidth: number, frameHeight: number, frameMax?: number, margin?: number, spacing?: number, skipFrames?: number): Phaser.Loader;
         start(): void;
         text(key: string, url?: string, overwrite?: boolean): Phaser.Loader;
         texture(key: string, object: any, overwrite?: boolean): Phaser.Loader;