Fix indentation.

src/bindings/ruby/lib/hammer/parser.rb

@@ -28,40 +28,40 @@ module Hammer
     end
 
     def self.ch(char)
-        # TODO: Really? Should probably accept Fixnum in appropriate range
-        # Also, char.ord gives unexpected results if you pass e.g. Japanese characters: '今'.ord == 20170; Hammer::Parser::Ch.new('今').parse(202.chr) == true
-        # Not really unexpected though, since 20170 & 255 == 202.
-        # But probably it's better to use Ch for Fixnum in 0..255 only, and only Token for strings.
-        raise ArgumentError, 'expecting a one-character String' unless char.is_a?(String) && char.length == 1
-        h_parser = Hammer::Internal.h_ch(char.ord)
+      # TODO: Really? Should probably accept Fixnum in appropriate range
+      # Also, char.ord gives unexpected results if you pass e.g. Japanese characters: '今'.ord == 20170; Hammer::Parser::Ch.new('今').parse(202.chr) == true
+      # Not really unexpected though, since 20170 & 255 == 202.
+      # But probably it's better to use Ch for Fixnum in 0..255 only, and only Token for strings.
+      raise ArgumentError, 'expecting a one-character String' unless char.is_a?(String) && char.length == 1
+      h_parser = Hammer::Internal.h_ch(char.ord)
 
-        parser = Hammer::Parser.new
-        parser.instance_variable_set :@h_parser, h_parser
-        return parser
+      parser = Hammer::Parser.new
+      parser.instance_variable_set :@h_parser, h_parser
+      return parser
     end
 
     def self.sequence(*parsers)
-        args = parsers.flat_map { |p| [:pointer, p.h_parser] }
-        h_parser = Hammer::Internal.h_sequence(*args, :pointer, nil)
-        sub_parsers = parsers # store them so they don't get garbage-collected (probably not needed, though)
-        # TODO: Use (managed?) FFI struct instead of void pointers
+      args = parsers.flat_map { |p| [:pointer, p.h_parser] }
+      h_parser = Hammer::Internal.h_sequence(*args, :pointer, nil)
+      sub_parsers = parsers # store them so they don't get garbage-collected (probably not needed, though)
+      # TODO: Use (managed?) FFI struct instead of void pointers
 
-        parser = Hammer::Parser.new
-        parser.instance_variable_set :@h_parser, h_parser
-        parser.instance_variable_set :@sub_parsers, sub_parsers
-        return parser
+      parser = Hammer::Parser.new
+      parser.instance_variable_set :@h_parser, h_parser
+      parser.instance_variable_set :@sub_parsers, sub_parsers
+      return parser
     end
 
     def self.choice(*parsers)
-        args = parsers.flat_map { |p| [:pointer, p.h_parser] }
-        h_parser = Hammer::Internal.h_choice(*args, :pointer, nil)
-        sub_parsers = parsers # store them so they don't get garbage-collected (probably not needed, though)
-        # TODO: Use (managed?) FFI struct instead of void pointers
+      args = parsers.flat_map { |p| [:pointer, p.h_parser] }
+      h_parser = Hammer::Internal.h_choice(*args, :pointer, nil)
+      sub_parsers = parsers # store them so they don't get garbage-collected (probably not needed, though)
+      # TODO: Use (managed?) FFI struct instead of void pointers
 
-        parser = Hammer::Parser.new
-        parser.instance_variable_set :@h_parser, h_parser
-        parser.instance_variable_set :@sub_parsers, sub_parsers
-        return parser
+      parser = Hammer::Parser.new
+      parser.instance_variable_set :@h_parser, h_parser
+      parser.instance_variable_set :@sub_parsers, sub_parsers
+      return parser
     end
 
     # Defines a parser constructor with the given name.