diff --git a/src/layout.ts b/src/layout.ts
index 484f98f..1847201 100644
--- a/src/layout.ts
+++ b/src/layout.ts
@@ -63,7 +63,7 @@ export class Attribute {
      *        For type "FLOAT", this parameter has no effect.
      */
     constructor(public key: string, public size: number, public type: TYPES, public normalized: boolean = false) {
-        switch(type) {
+        switch (type) {
             case "BYTE":
             case "UNSIGNED_BYTE":
                 this.sizeOfType = 1;
diff --git a/src/mesh.ts b/src/mesh.ts
index a5f9d55..0d2eefa 100644
--- a/src/mesh.ts
+++ b/src/mesh.ts
@@ -738,8 +738,10 @@ export default class Mesh {
         return buffer;
     }
 
-    makeIndexBufferDataForMaterials(...materialIndices : Array<number>): Uint16ArrayWithItemSize {
-        const indices : number[] = new Array<number>().concat(...materialIndices.map((mtlIdx) => this.indicesPerMaterial[mtlIdx]));
+    makeIndexBufferDataForMaterials(...materialIndices: Array<number>): Uint16ArrayWithItemSize {
+        const indices: number[] = new Array<number>().concat(
+            ...materialIndices.map(mtlIdx => this.indicesPerMaterial[mtlIdx]),
+        );
         const buffer: Uint16ArrayWithItemSize = new Uint16Array(indices);
         buffer.numItems = indices.length;
         return buffer;