lint fixes and rubocop setting

Author: jvmvik

.rubocop.yml

@@ -34,19 +34,25 @@ MethodLength:
 Style/SafeNavigation:
   Enabled: false
 
+# disable this cop, dont agree with it
+Style/FetchEnvVar:
+  Enabled: false
+
 # buggus check in Rubocop.
 # SerpApiClient constructor is rated to 9
 #  def initialize(params = {}) 
 Metrics/CyclomaticComplexity:
   Max: 12
 
 AllCops:
+  # hide message
+  SuggestExtensions: false
+  # show new cops
   NewCops: enable
+  # exclude rspec files from linting
   Exclude:
     - 'serpapi.gemspec'
     - 'spec/**/*_spec.rb'
     - 'spec/spec_helper.rb'
-    - 'script/*'
-    - 'oobt/*'
     - 'Gemfile'
     - 'Rakefile'

demo/demo.rb

@@ -18,7 +18,7 @@
   q: 'coffee'
 }
 results = client.search(params)
-if !results[:organic_results]
+unless results[:organic_results]
   puts 'organic results found'
   exit 1
 end