huffman.rb in protocol-hpack-1.5.1

- old
+ new

@@ -6,12 +6,12 @@
 # Copyright, 2015, by Tamir Duberstein.
 # Copyright, 2018-2024, by Samuel Williams.
 # Copyright, 2022, by Daniel Morrison.
 # Copyright, 2024, by Nathan Froyd.
 
-require_relative 'huffman/machine'
-require_relative 'error'
+require_relative "huffman/machine"
+require_relative "error"
 
 module Protocol
 	module HPACK
 		# Implementation of huffman encoding for HPACK.
 		class Huffman
@@ -23,12 +23,12 @@
 			#
 			# @param str [String]
 			# @return [String] binary string
 			def self.encode(str)
 				bitstring = str.each_byte.map {|chr| ENCODE_TABLE[chr]}.join
-				bitstring << '1' * ((8 - bitstring.size) % 8)
-				[bitstring].pack('B*')
+				bitstring << "1" * ((8 - bitstring.size) % 8)
+				[bitstring].pack("B*")
 			end
 
 			# Decodes provided Huffman coded string.
 			#
 			# @param buf [Buffer]
@@ -49,19 +49,19 @@
 						# Each transition is [emit, next]
 						#  [emit] character to be emitted on this transition, empty string, or EOS.
 						#  [next] next state number.
 						value, state = MACHINE[state][branch]
 						
-						raise CompressionError, 'Huffman decode error (EOS found)' if value == EOS
+						raise CompressionError, "Huffman decode error (EOS found)" if value == EOS
 						
 						emit << value.chr if value
 						shift -= BITS_AT_ONCE
 					end
 				end
 				# Check whether partial input is correctly filled
 				unless state <= MAX_FINAL_STATE
-					raise CompressionError, 'Huffman decode error (EOS invalid)'
+					raise CompressionError, "Huffman decode error (EOS invalid)"
 				end
 				emit.force_encoding(Encoding::BINARY)
 			end
 
 			# Huffman table as specified in https://tools.ietf.org/html/rfc7541#appendix-B
@@ -323,9 +323,9 @@
 				[0x7fffff0, 27],
 				[0x3ffffee, 26],
 				[0x3fffffff, 30],
 			].each(&:freeze).freeze
 			
-			ENCODE_TABLE = CODES.map {|c, l| [c].pack('N').unpack1('B*')[-l..-1]}.each(&:freeze).freeze
+			ENCODE_TABLE = CODES.map {|c, l| [c].pack("N").unpack1("B*")[-l..-1]}.each(&:freeze).freeze
 		end
 	end
 end