lib/symmetric_encryption/header.rb in symmetric-encryption-4.0.0 vs lib/symmetric_encryption/header.rb in symmetric-encryption-4.0.1

@@ -76,11 +76,11 @@
                    key: nil,
                    cipher_name: nil,
                    auth_tag: nil)
 
       @version     = version
-      @compress  = compress
+      @compress    = compress
       @iv          = iv
       @key         = key
       @cipher_name = cipher_name
       @auth_tag    = auth_tag
     end
@@ -109,11 +109,11 @@
     # Parameters
     #   buffer
     #     String to extract the header from
     def parse!(buffer)
       offset = parse(buffer)
-      return if offset == 0
+      return if offset.zero?
       buffer.slice!(0..offset - 1)
       buffer
     end
 
     # Returns [Integer] the offset within the buffer of the data after the header has been read.
@@ -151,11 +151,17 @@
 
       # Remove header and extract flags
       self.version = buffer.getbyte(offset)
       offset       += 1
 
-      raise(SymmetricEncryption::CipherError, "Cipher with version:#{version.inspect} not found in any of the configured SymmetricEncryption ciphers") unless cipher
+      unless cipher
+        raise(
+          SymmetricEncryption::CipherError,
+          "Cipher with version:#{version.inspect} not found in any of the configured SymmetricEncryption ciphers"
+        )
+      end
+
       flags  = buffer.getbyte(offset)
       offset += 1
 
       self.compress = (flags & FLAG_COMPRESSED) != 0
 
@@ -253,8 +259,7 @@
       len    = buffer.byteslice(offset, 2).unpack('v').first
       offset += 2
       out    = buffer.byteslice(offset, len)
       [out, offset + len]
     end
-
   end
 end