update: lib/json.js use const define len (#72)

cojs · Apr 16, 2019 · a847bfd · a847bfd
1 parent db6041c
commit a847bfd
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/lib/json.js b/lib/json.js
@@ -29,9 +29,9 @@ module.exports = async function(req, opts) {
   opts = utils.clone(opts);
 
   // defaults
-  let len = req.headers['content-length'];
+  const len = req.headers['content-length'];
   const encoding = req.headers['content-encoding'] || 'identity';
-  if (len && encoding === 'identity') opts.length = len = ~~len;
+  if (len && encoding === 'identity') opts.length = ~~len;
   opts.encoding = opts.encoding || 'utf8';
   opts.limit = opts.limit || '1mb';
   const strict = opts.strict !== false;