lib/awskeyring/awsapi.rb in awskeyring-0.10.0 vs lib/awskeyring/awsapi.rb in awskeyring-1.0.0

@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 require 'aws-sdk-iam'
 require 'cgi'
 require 'json'
 
 # Awskeyring Module,
@@ -16,11 +18,11 @@
         Effect: 'Allow'
       }]
     }.to_json.freeze
 
     # AWS Signin url
-    AWS_SIGNIN_URL = 'https://signin.aws.amazon.com/federation'.freeze
+    AWS_SIGNIN_URL = 'https://signin.aws.amazon.com/federation'
 
     # AWS Env vars
     AWS_ENV_VARS = %w[
       AWS_ACCESS_KEY_ID
       AWS_ACCESS_KEY
@@ -147,12 +149,12 @@
     def self.verify_cred(key:, secret:)
       begin
         ENV['AWS_DEFAULT_REGION'] = 'us-east-1' unless region
         sts = Aws::STS::Client.new(access_key_id: key, secret_access_key: secret)
         sts.get_caller_identity
-      rescue Aws::Errors::ServiceError => err
-        warn err.to_s
+      rescue Aws::Errors::ServiceError => e
+        warn e.to_s
         exit 1
       end
       true
     end
 
@@ -255,16 +257,16 @@
     # @param [Block] block the block to retry.
     def self.retry_backoff(&block)
       retries ||= 1
       begin
         yield block
-      rescue Aws::IAM::Errors::InvalidClientTokenId => err
+      rescue Aws::IAM::Errors::InvalidClientTokenId => e
         if retries < 4
           sleep 2**retries
           retries += 1
           retry
         end
-        warn err.message
+        warn e.message
         exit 1
       end
     end
   end
 end