Fix rubocop lint errors

Author: zgalor

.rubocop.yml

@@ -1,6 +1,6 @@
 AllCops:
     Exclude:
-        - lib/prometheus/api_client/version.rb
+        - lib/prometheus/alert_buffer_client/version.rb
 
 AlignHash:
     EnforcedHashRocketStyle: table
@@ -22,6 +22,7 @@ Metrics/BlockLength:
         - 'spec/**/*.rb'
 
 Metrics/LineLength:
+    Max: 120
     Exclude:
         - 'spec/**/*.rb'
 

examples/post_alerts.rb

@@ -5,4 +5,3 @@
 
 prometheus.post '{"posted":"alert"}'
 prometheus.post '{"alertId":12}'
-

lib/prometheus/alert_buffer_client.rb

@@ -5,13 +5,10 @@
 require 'prometheus/alert_buffer_client/client'
 
 module Prometheus
-
   # Alert Client is a ruby implementation for a Prometheus-alert-buffer client.
   module AlertBufferClient
-
     def self.client(options = {})
       Client.new(options)
     end
-
   end
 end

lib/prometheus/alert_buffer_client/client.rb

@@ -21,7 +21,6 @@ class RequestError < StandardError; end
         },
       }.freeze
 
-
       # Create a Prometheus Alert client:
       #
       # @param [Hash] options
@@ -40,13 +39,12 @@ def initialize(options = {})
 
         @client = Faraday.new(
           faraday_options(options),
-        )  do |conn|
+        ) do |conn|
           conn.response(:json)
           conn.adapter(Faraday.default_adapter)
         end
       end
 
-
       # Get alerts:
       #
       # @param [Hash] options
@@ -101,7 +99,7 @@ def faraday_headers(options)
         return unless headers && headers[:token]
 
         {
-          Authorization: "Bearer #{headers[:token].to_s}",
+          Authorization: "Bearer #{headers[:token]}",
         }
       end
 
@@ -128,7 +126,6 @@ def faraday_options(options)
           request: faraday_request(options),
         }
       end
-
     end
   end
 end