From 6928059d8e093e0a06ba61d766fcd6fa176269b2 Mon Sep 17 00:00:00 2001
From: Mau Magnaguagno <maumagnaguagno@gmail.com>
Date: Sat, 18 Jun 2022 04:23:46 -0300
Subject: [PATCH] Remove no longer required refinements

Since PR #159, the minimum Ruby version is 2.5.0, a version which no
longer requires refinements for String#delete_suffix?, String#match? and
Regexp#match?.
---
 lib/csv.rb               |  3 ---
 lib/csv/delete_suffix.rb | 18 ------------------
 lib/csv/match_p.rb       | 20 --------------------
 lib/csv/parser.rb        |  5 -----
 lib/csv/writer.rb        |  3 ---
 5 files changed, 49 deletions(-)
 delete mode 100644 lib/csv/delete_suffix.rb
 delete mode 100644 lib/csv/match_p.rb

diff --git a/lib/csv.rb b/lib/csv.rb
index 31e46d91..7fe185ce 100644
--- a/lib/csv.rb
+++ b/lib/csv.rb
@@ -95,14 +95,11 @@
 
 require_relative "csv/fields_converter"
 require_relative "csv/input_record_separator"
-require_relative "csv/match_p"
 require_relative "csv/parser"
 require_relative "csv/row"
 require_relative "csv/table"
 require_relative "csv/writer"
 
-using CSV::MatchP if CSV.const_defined?(:MatchP)
-
 # == \CSV
 #
 # === In a Hurry?
diff --git a/lib/csv/delete_suffix.rb b/lib/csv/delete_suffix.rb
deleted file mode 100644
index d4577189..00000000
--- a/lib/csv/delete_suffix.rb
+++ /dev/null
@@ -1,18 +0,0 @@
-# frozen_string_literal: true
-
-# This provides String#delete_suffix? for Ruby 2.4.
-unless String.method_defined?(:delete_suffix)
-  class CSV
-    module DeleteSuffix
-      refine String do
-        def delete_suffix(suffix)
-          if end_with?(suffix)
-            self[0...-suffix.size]
-          else
-            self
-          end
-        end
-      end
-    end
-  end
-end
diff --git a/lib/csv/match_p.rb b/lib/csv/match_p.rb
deleted file mode 100644
index 775559a3..00000000
--- a/lib/csv/match_p.rb
+++ /dev/null
@@ -1,20 +0,0 @@
-# frozen_string_literal: true
-
-# This provides String#match? and Regexp#match? for Ruby 2.3.
-unless String.method_defined?(:match?)
-  class CSV
-    module MatchP
-      refine String do
-        def match?(pattern)
-          self =~ pattern
-        end
-      end
-
-      refine Regexp do
-        def match?(string)
-          self =~ string
-        end
-      end
-    end
-  end
-end
diff --git a/lib/csv/parser.rb b/lib/csv/parser.rb
index 7fe5f0d3..9457ccab 100644
--- a/lib/csv/parser.rb
+++ b/lib/csv/parser.rb
@@ -2,15 +2,10 @@
 
 require "strscan"
 
-require_relative "delete_suffix"
 require_relative "input_record_separator"
-require_relative "match_p"
 require_relative "row"
 require_relative "table"
 
-using CSV::DeleteSuffix if CSV.const_defined?(:DeleteSuffix)
-using CSV::MatchP if CSV.const_defined?(:MatchP)
-
 class CSV
   # Note: Don't use this class directly. This is an internal class.
   class Parser
diff --git a/lib/csv/writer.rb b/lib/csv/writer.rb
index 4a9a35c5..8cdf96c4 100644
--- a/lib/csv/writer.rb
+++ b/lib/csv/writer.rb
@@ -1,11 +1,8 @@
 # frozen_string_literal: true
 
 require_relative "input_record_separator"
-require_relative "match_p"
 require_relative "row"
 
-using CSV::MatchP if CSV.const_defined?(:MatchP)
-
 class CSV
   # Note: Don't use this class directly. This is an internal class.
   class Writer