Add default behaviour when no name key in options

Author: wedgwood

index.js

@@ -17,18 +17,27 @@ function fastifyPostgres (fastify, options, next) {
   delete options.name
 
   const pool = new pg.Pool(options)
-
-  if (!fastify.pg) {
-    fastify.decorate('pg', {})
-  }
-
-  fastify.pg[name] = {
+  const db = {
     connect: pool.connect.bind(pool),
     pool: pool,
     Client: pg.Client,
     query: pool.query.bind(pool)
   }
 
+  if (name) {
+    if (!fastify.pg) {
+      fastify.decorate('pg', {})
+    }
+
+    fastify.pg[name] = db
+  } else {
+    if (fastify.pg) {
+      console.warn('fastify-postgres has already registered')
+    } else {
+      fastify.pg = db
+    }
+  }
+
   fastify.addHook('onClose', (fastify, done) => pool.end(done))
 
   next()

test.js

@@ -5,7 +5,7 @@ const test = t.test
 const Fastify = require('fastify')
 const fastifyPostgres = require('./index')
 
-test('fastify.pg namespace should exist', t => {
+test('fastify.pg.test namespace should exist', t => {
   t.plan(6)
 
   const fastify = Fastify()
@@ -26,6 +26,25 @@ test('fastify.pg namespace should exist', t => {
   })
 })
 
+test('fastify.pg namespace should exist when name option not configure', t => {
+  t.plan(5)
+
+  const fastify = Fastify()
+
+  fastify.register(fastifyPostgres, {
+    connectionString: 'postgres://postgres@localhost/postgres'
+  })
+
+  fastify.ready(err => {
+    t.error(err)
+    t.ok(fastify.pg)
+    t.ok(fastify.pg.connect)
+    t.ok(fastify.pg.pool)
+    t.ok(fastify.pg.Client)
+    fastify.close()
+  })
+})
+
 test('should be able to connect and perform a query', t => {
   t.plan(4)