use raw stream support

README.md

@@ -476,6 +476,7 @@ To use a RingBuffer:
     var ringbuffer = new bunyan.RingBuffer({ limit: 100 });
     var log = new bunyan({
         name: "foo",
+        raw: true,
         stream: ringbuffer,
         level: "debug"
     });
@@ -487,6 +488,7 @@ This example emits:
 
     [ { name: 'foo',
         hostname: '912d2b29',
+        raw: true,
         pid: 50346,
         level: 30,
         msg: 'hello world',

examples/ringbuffer.js

@@ -3,6 +3,7 @@ var bunyan = require('..');
 var ringbuffer = new bunyan.RingBuffer({ limit: 100 });
 var log = new bunyan({
     name: 'foo',
+    raw: true,
     stream: ringbuffer,
     level: 'debug'
 });

lib/bunyan.js

@@ -992,18 +992,11 @@ function RingBuffer(options) {
 
 util.inherits(RingBuffer, EventEmitter);
 
-RingBuffer.prototype.write = function (str) {
-  var json;
-
+RingBuffer.prototype.write = function (record) {
   if (!this.writable)
     throw (new Error('RingBuffer has been ended already'));
 
-  try {
-    json = JSON.parse(str);
-    this.entries.push(json);
-  } catch (ex) {
-    this.entries.push(str);
-  }
+  this.entries.push(record);
 
   if (this.entries.length > this.limit)
     this.entries.shift();

test/ringbuffer.test.js

@@ -11,6 +11,7 @@ var log1 = new Logger({
   streams: [
     {
       stream: ringbuffer,
+      raw: true,
       level: 'info'
     }
   ]