Drop support for EOL Ruby versions (2.5 and 2.6)

.github/workflows/ruby.yml

@@ -35,8 +35,6 @@ jobs:
       fail-fast: false # don't fail all matrix builds if one fails
       matrix:
         ruby:
-          - '2.5'
-          - '2.6'
           - '2.7'
           - '3.0'
           - '3.1'

.rubocop.yml

@@ -1,5 +1,5 @@
 AllCops:
-  TargetRubyVersion: 2.5
+  TargetRubyVersion: 2.7
 
 Layout/LineLength:
   Description: This cop checks the length of lines in the source code. The maximum length is configurable.

faker.gemspec

@@ -19,7 +19,7 @@ Gem::Specification.new do |spec|
   spec.bindir        = 'bin'
   spec.executables   = ['faker']
   spec.require_paths = ['lib']
-  spec.required_ruby_version = '>= 2.5'
+  spec.required_ruby_version = '>= 2.7'
 
   spec.metadata['changelog_uri'] = 'https://github.com/faker-ruby/faker/blob/master/CHANGELOG.md'
   spec.metadata['source_code_uri'] = 'https://github.com/faker-ruby/faker'

lib/faker/default/bank.rb

@@ -23,7 +23,7 @@ def account_number(legacy_digits = NOT_GIVEN, digits: 10)
 
         output = ''
 
-        output += rand.to_s[2..-1] while output.length < digits
+        output += rand.to_s[2..] while output.length < digits
 
         output[0...digits]
       end

lib/faker/default/code.rb

@@ -107,7 +107,7 @@ def nric(legacy_min_age = NOT_GIVEN, legacy_max_age = NOT_GIVEN, min_age: 18, ma
 
         birthyear = Date.birthday(min_age: min_age, max_age: max_age).year
         prefix = birthyear < 2000 ? 'S' : 'T'
-        values = birthyear.to_s[-2..-1]
+        values = birthyear.to_s[-2..]
         values << regexify(/\d{5}/)
         check_alpha = generate_nric_check_alphabet(values, prefix)
         "#{prefix}#{values}#{check_alpha}"

test/faker/default/test_faker_birthday_in_leap_year.rb

@@ -20,23 +20,12 @@ def test_birthday_in_leap_year
       @tester.birthday
     end
 
-    # The error raised here is changed in Ruby 2.7.
-    if RUBY_VERSION < '2.7'
-      assert_raise ArgumentError do
-        ::Date.new(@today.year - @min, @today.month, @today.day)
-      end
-
-      assert_raise ArgumentError do
-        ::Date.new(@today.year - @max, @today.month, @today.day)
-      end
-    elsif RUBY_VERSION >= '2.7'
-      assert_raise Date::Error do
-        ::Date.new(@today.year - @min, @today.month, @today.day)
-      end
+    assert_raise Date::Error do
+      ::Date.new(@today.year - @min, @today.month, @today.day)
+    end
 
-      assert_raise Date::Error do
-        ::Date.new(@today.year - @max, @today.month, @today.day)
-      end
+    assert_raise Date::Error do
+      ::Date.new(@today.year - @max, @today.month, @today.day)
     end
   end
 end

test/faker/default/test_faker_id_number.rb

@@ -59,15 +59,8 @@ def test_valid_south_african_id_number
   def test_invalid_south_african_id_number
     sample = @tester.invalid_south_african_id_number
 
-    # The error raised here is changed in Ruby 2.7.
-    if RUBY_VERSION < '2.7'
-      assert_raises ArgumentError do
-        Date.parse(south_african_id_number_to_date_of_birth_string(sample))
-      end
-    elsif RUBY_VERSION >= '2.7'
-      assert_raises Date::Error do
-        Date.parse(south_african_id_number_to_date_of_birth_string(sample))
-      end
+    assert_raises Date::Error do
+      Date.parse(south_african_id_number_to_date_of_birth_string(sample))
     end
   end