apply automated linting fixes

js/adapters.ts

@@ -2,13 +2,13 @@ declare const L: any;
 declare const window: any;
 declare const document: any;
 
-import { PMTiles, Source, TileType } from "./index";
+import { PMTiles, TileType } from "./index";
 
 export const leafletRasterLayer = (source: PMTiles, options: any) => {
   let loaded = false;
-  let mimeType: string = "";
+  let mimeType = "";
   const cls = L.GridLayer.extend({
-    createTile: function (coord: any, done: any) {
+    createTile: (coord: any, done: any) => {
       const el: any = document.createElement("img");
       const controller = new AbortController();
       const signal = controller.signal;
@@ -19,7 +19,7 @@ export const leafletRasterLayer = (source: PMTiles, options: any) => {
         source.getHeader().then((header) => {
           if (header.tileType == TileType.Mvt) {
             console.error(
-              "Error: archive contains MVT vector tiles, but leafletRasterLayer is for displaying raster tiles. See https://github.com/protomaps/PMTiles/tree/main/js for details."
+              "Error: archive contains MVT vector tiles, but leafletRasterLayer is for displaying raster tiles. See https://github.com/protomaps/PMTiles/tree/main/js for details.",
             );
           } else if (header.tileType == 2) {
             mimeType = "image/png";
@@ -89,7 +89,7 @@ type ResponseCallback = (
   error?: Error | null,
   data?: any | null,
   cacheControl?: string | null,
-  expires?: string | null
+  expires?: string | null,
 ) => void;
 
 type Cancelable = {
@@ -113,14 +113,14 @@ export class Protocol {
 
   tile = (
     params: RequestParameters,
-    callback: ResponseCallback
+    callback: ResponseCallback,
   ): Cancelable => {
     if (params.type == "json") {
-      const pmtiles_url = params.url.substr(10);
-      let instance = this.tiles.get(pmtiles_url);
+      const pmtilesUrl = params.url.substr(10);
+      let instance = this.tiles.get(pmtilesUrl);
       if (!instance) {
-        instance = new PMTiles(pmtiles_url);
-        this.tiles.set(pmtiles_url, instance);
+        instance = new PMTiles(pmtilesUrl);
+        this.tiles.set(pmtilesUrl, instance);
       }
 
       instance
@@ -150,20 +150,20 @@ export class Protocol {
           cancel: () => {},
         };
       }
-      const pmtiles_url = result[1];
+      const pmtilesUrl = result[1];
 
-      let instance = this.tiles.get(pmtiles_url);
+      let instance = this.tiles.get(pmtilesUrl);
       if (!instance) {
-        instance = new PMTiles(pmtiles_url);
-        this.tiles.set(pmtiles_url, instance);
+        instance = new PMTiles(pmtilesUrl);
+        this.tiles.set(pmtilesUrl, instance);
       }
       const z = result[2];
       const x = result[3];
       const y = result[4];
 
       const controller = new AbortController();
       const signal = controller.signal;
-      let cancel = () => {
+      const cancel = () => {
         controller.abort();
       };
 
@@ -176,7 +176,7 @@ export class Protocol {
                 null,
                 new Uint8Array(resp.data),
                 resp.cacheControl,
-                resp.expires
+                resp.expires,
               );
             } else {
               if (header.tileType == TileType.Mvt) {

js/biome.json

@@ -0,0 +1,20 @@
+{
+  "javascript": {
+    "formatter": {
+      "trailingComma": "es5"
+    }
+  },
+  "formatter": {
+    "indentStyle": "space"
+  },
+  "linter": {
+    "rules": {
+      "style": {
+        "useNamingConvention": {}
+      },
+      "nursery": {
+        "noUnusedImports": {}
+      }
+    }
+  }
+}