Remove deprecated PG::BasicTypeRegistry.register_type and co.

Freezing DEFAULT_TYPE_REGISTRY is necessary to make BasicTypeMap* available in Ractor.
This breaks PG::BasicTypeRegistry.register_type and co. but they have been deprecated since pg-1.3.0.

Author: larskanis

lib/pg/basic_type_registry.rb

@@ -294,14 +294,4 @@ def register_default_types
 
 	# @private
 	DEFAULT_TYPE_REGISTRY = PG.make_shareable(PG::BasicTypeRegistry.new.register_default_types)
-
-	# Delegate class method calls to DEFAULT_TYPE_REGISTRY
-	class << self
-		%i[ register_coder register_type alias_type ].each do |meth|
-			define_method(meth) do |*args|
-				warn "PG::BasicTypeRegistry.#{meth} is deprecated. Please use your own instance by PG::BasicTypeRegistry.new instead!"
-				DEFAULT_TYPE_REGISTRY.send(meth, *args)
-			end
-		end
-	end
 end

spec/pg/basic_type_registry_spec.rb

@@ -62,37 +62,5 @@
 			expect{ regi.coders_for 0, :coder }.to raise_error( ArgumentError )
 			expect{ regi.coders_for 2, :encoder }.to raise_error( ArgumentError )
 		end
-
-		context "class methods" do
-			let!(:regi){ PG::BasicTypeRegistry::DEFAULT_TYPE_REGISTRY }
-
-			it "can register_type" do
-				expect do
-					PG::BasicTypeRegistry.register_type(1, 'testtype1', PG::BinaryEncoder::Int8, PG::BinaryDecoder::Integer)
-				end.to output(/deprecated/).to_stderr
-
-				expect( regi.coders_for(1, :encoder)['testtype1'] ).to be_kind_of(PG::BinaryEncoder::Int8)
-				expect( regi.coders_for(1, :decoder)['testtype1'] ).to be_kind_of(PG::BinaryDecoder::Integer)
-			end
-
-			it "can alias_type" do
-				expect do
-					PG::BasicTypeRegistry.alias_type(1, 'testtype2', 'int4')
-				end.to output(/deprecated/).to_stderr
-
-				expect( regi.coders_for(1, :encoder)['testtype2'] ).to be_kind_of(PG::BinaryEncoder::Int4)
-				expect( regi.coders_for(1, :decoder)['testtype2'] ).to be_kind_of(PG::BinaryDecoder::Integer)
-			end
-
-			it "can register_coder" do
-				enco = PG::BinaryEncoder::Int8.new(name: 'testtype3')
-				expect do
-					PG::BasicTypeRegistry.register_coder(enco)
-				end.to output(/deprecated/).to_stderr
-
-				expect( regi.coders_for(1, :encoder)['testtype3'] ).to be(enco)
-				expect( regi.coders_for(1, :decoder)['testtype3'] ).to be_nil
-			end
-		end
 	end
 end