add badges

Author: mourner

README.md

@@ -1,5 +1,8 @@
 # pbf
 
+[![Node](https://github.com/mapbox/pbf/actions/workflows/node.yml/badge.svg)](https://github.com/mapbox/pbf/actions/workflows/node.yml)
+![Bundle size](https://img.shields.io/bundlephobia/minzip/pbf)
+
 A low-level, fast, ultra-lightweight (3KB gzipped) JavaScript library for decoding and encoding [protocol buffers](https://developers.google.com/protocol-buffers), a compact binary format for structured data serialization. Works both in Node and the browser. Supports lazy decoding and detailed customization of the reading/writing code.
 
 ## Performance

test/pbf.test.js

@@ -127,11 +127,11 @@ test('writeVarint throws error on a number that is too big', function() {
     var buf = new Pbf(Buffer.alloc(0));
 
     assert.throws(function() {
-        buf.writeVarint(29234322996241367000012);
+        buf.writeVarint(29234322996241367000012); // eslint-disable-line
     });
 
     assert.throws(function() {
-        buf.writeVarint(-29234322996241367000012);
+        buf.writeVarint(-29234322996241367000012);  // eslint-disable-line
     });
 });