style: prefer const over let

LinusU · daviddias · commit 443a8ebdd145 · 2018-10-27T20:06:33.000+02:00
Prefer const over let when the binding is static, in order to comply with an upcoming Standard rule.
diff --git a/src/index.js b/src/index.js
@@ -83,13 +83,13 @@ exports.decode = function decode (buf) {
     throw new Error('multihash too short. must be > 3 bytes.')
   }
 
-  let code = varint.decode(buf)
+  const code = varint.decode(buf)
   if (!exports.isValidCode(code)) {
     throw new Error(`multihash unknown function code: 0x${code.toString(16)}`)
   }
   buf = buf.slice(varint.decode.bytes)
 
-  let len = varint.decode(buf)
+  const len = varint.decode(buf)
   if (len < 1) {
     throw new Error(`multihash invalid length: 0x${len.toString(16)}`)
   }

Original file line number	Diff line number	Diff line change
`@@ -83,13 +83,13 @@ exports.decode = function decode (buf) {`
`83`	`83`	`throw new Error('multihash too short. must be > 3 bytes.')`
`84`	`84`	`}`
`85`	`85`
`86`		`- let code = varint.decode(buf)`
	`86`	`+ const code = varint.decode(buf)`
`87`	`87`	`if (!exports.isValidCode(code)) {`
`88`	`88`	throw new Error(`multihash unknown function code: 0x${code.toString(16)}`)
`89`	`89`	`}`
`90`	`90`	`buf = buf.slice(varint.decode.bytes)`
`91`	`91`
`92`		`- let len = varint.decode(buf)`
	`92`	`+ const len = varint.decode(buf)`
`93`	`93`	`if (len < 1) {`
`94`	`94`	throw new Error(`multihash invalid length: 0x${len.toString(16)}`)
`95`	`95`	`}`