Prefer const over let

src/resolver.js

@@ -47,7 +47,7 @@ exports.resolve = (binaryBlob, path, callback) => {
 
     // out of scope
     let value
-    let len = parts.length
+    const len = parts.length
 
     for (let i = 0; i < len; i++) {
       const partialPath = parts.shift()

src/util.js

@@ -70,7 +70,7 @@ function replaceCIDbyTAG (dagNode) {
       return tagCID(obj['/'])
     } else if (keys.length > 0) {
       // Recursive transform
-      let out = {}
+      const out = {}
       keys.forEach((key) => {
         if (typeof obj[key] === 'object') {
           out[key] = transform(obj[key])