Add option to disable exceptions

Author: eddiezane

lib/sendgrid/client.rb

@@ -4,19 +4,20 @@ module SendGrid
   class Client
     attr_accessor :api_user, :api_key, :protocol, :host, :port, :url, :endpoint,
                   :user_agent
-    attr_writer :adapter, :conn
+    attr_writer :adapter, :conn, :raise_exceptions
 
     def initialize(params = {})
-      self.api_user   = params.fetch(:api_user, nil)
-      self.api_key    = params.fetch(:api_key, nil)
-      self.protocol   = params.fetch(:protocol, 'https')
-      self.host       = params.fetch(:host, 'api.sendgrid.com')
-      self.port       = params.fetch(:port, nil)
-      self.url        = params.fetch(:url, protocol + '://' + host + (port ? ":#{port}" : ''))
-      self.endpoint   = params.fetch(:endpoint, '/api/mail.send.json')
-      self.adapter    = params.fetch(:adapter, adapter)
-      self.conn       = params.fetch(:conn, conn)
-      self.user_agent = params.fetch(:user_agent, "sendgrid/#{SendGrid::VERSION};ruby")
+      self.api_user         = params.fetch(:api_user, nil)
+      self.api_key          = params.fetch(:api_key, nil)
+      self.protocol         = params.fetch(:protocol, 'https')
+      self.host             = params.fetch(:host, 'api.sendgrid.com')
+      self.port             = params.fetch(:port, nil)
+      self.url              = params.fetch(:url, protocol + '://' + host + (port ? ":#{port}" : ''))
+      self.endpoint         = params.fetch(:endpoint, '/api/mail.send.json')
+      self.adapter          = params.fetch(:adapter, adapter)
+      self.conn             = params.fetch(:conn, conn)
+      self.user_agent       = params.fetch(:user_agent, "sendgrid/#{SendGrid::VERSION};ruby")
+      self.raise_exceptions = params.fetch(:raise_exceptions, true)
       yield self if block_given?
     end
 
@@ -38,7 +39,7 @@ def send(mail)
         req.body = payload
       end
 
-      fail SendGrid::Exception, res.body if res.status != 200
+      fail SendGrid::Exception, res.body if raise_exceptions? && res.status != 200
 
       SendGrid::Response.new(code: res.status, headers: res.headers, body: res.body)
     end
@@ -54,5 +55,9 @@ def conn
     def adapter
       @adapter ||= Faraday.default_adapter
     end
+
+    def raise_exceptions?
+      @raise_exceptions
+    end
   end
 end

spec/lib/sendgrid/client_spec.rb

@@ -69,5 +69,15 @@
 
       expect {client.send(mail)}.to raise_error(SendGrid::Exception)
     end
+
+    it 'should not raise a SendGrid::Exception if raise_exceptions is disabled' do
+      stub_request(:any, 'https://api.sendgrid.com/api/mail.send.json')
+        .to_return(body: {message: 'error', errors: ['Bad username / password']}.to_json, status: 400, headers: {'X-TEST' => 'yes'})
+
+      client = SendGrid::Client.new(api_user: 'foobar', api_key: 'abc123', raise_exceptions: false)
+      mail = SendGrid::Mail.new
+
+      expect {client.send(mail)}.not_to raise_error
+    end
   end
 end