Merge pull request #208 from blowmage/fix-warnings

Fix warnings

lib/google/api_client.rb

@@ -490,7 +490,7 @@ module Google
       else
         check_cached_certs = lambda do
           valid = false
-          for key, cert in @certificates
+          for _key, cert in @certificates
             begin
               self.authorization.decoded_id_token(cert.public_key)
               valid = true

lib/google/api_client/auth/key_utils.rb

@@ -31,8 +31,8 @@ module Google
       #
       # @return [OpenSSL::PKey] The private key for signing assertions.
       def self.load_from_pkcs12(keyfile, passphrase)
-        load_key(keyfile, passphrase) do |content, passphrase| 
+        load_key(keyfile, passphrase) do |content, pass_phrase|
-          OpenSSL::PKCS12.new(content, passphrase).key
+          OpenSSL::PKCS12.new(content, pass_phrase).key
         end
       end
 
@@ -49,8 +49,8 @@ module Google
       # @return [OpenSSL::PKey] The private key for signing assertions.
       #
       def self.load_from_pem(keyfile, passphrase)
-        load_key(keyfile, passphrase) do | content, passphrase|
+        load_key(keyfile, passphrase) do | content, pass_phrase|
-          OpenSSL::PKey::RSA.new(content, passphrase)
+          OpenSSL::PKey::RSA.new(content, pass_phrase)
         end
       end
 

lib/google/api_client/auth/storage.rb

@@ -38,6 +38,7 @@ module Google
       # @params [Object] Storage object
       def initialize(store)
         @store= store
+        @authorization = nil
       end
 
       ##

lib/google/api_client/batch.rb

@@ -87,6 +87,7 @@ module Google
       #   block to be called when result ready
       def initialize(options = {}, &block)
         @calls = []
+        @global_callback = nil
         @global_callback = block if block_given?
         @last_auto_id = 0
 
@@ -165,7 +166,7 @@ module Google
         if @calls.nil? || @calls.empty?
           raise BatchError, 'Cannot make an empty batch request'
         end
-        parts = @calls.map {|(call_id, call, callback)| serialize_call(call_id, call)}
+        parts = @calls.map {|(call_id, call, _callback)| serialize_call(call_id, call)}
         build_multipart(parts, 'multipart/mixed', BATCH_BOUNDARY)
         super
       end
@@ -224,7 +225,7 @@ module Google
           raise BatchError, 'Invalid value for Content-ID: "%s"' % header
         end
 
-        base, call_id = header[1...-1].split('+')
+        _base, call_id = header[1...-1].split('+')
         return Addressable::URI.unencode(call_id)
       end
 
@@ -268,7 +269,7 @@ module Google
       def deserialize_call_response(call_response)
         outer_headers, outer_body = split_headers_and_body(call_response)
         status_line, payload = outer_body.split("\n", 2)
-        protocol, status, reason = status_line.split(' ', 3)
+        _protocol, status, _reason = status_line.split(' ', 3)
 
         headers, body = split_headers_and_body(payload)
         content_id = find_header('Content-ID', outer_headers)

lib/google/api_client/request.rb

@@ -244,7 +244,7 @@ module Google
           )
         end
 
-        request_env = http_request.to_env(connection)
+        http_request.to_env(connection)
       end
 
       ##

lib/google/api_client/service/simple_file_store.rb

@@ -124,7 +124,7 @@ module Google
         # Read the entire cache file from disk.
         # Will avoid reading if there have been no changes.
         def read_file
-          if !File.exists? @file_path
+          if !File.exist? @file_path
             @cache = nil
           else
             # Check for changes after our last read or write.