repo stringlengths 5 92 | file_url stringlengths 80 287 | file_path stringlengths 5 197 | content stringlengths 0 32.8k | language stringclasses 1
value | license stringclasses 7
values | commit_sha stringlengths 40 40 | retrieved_at stringdate 2026-01-04 15:37:27 2026-01-04 17:58:21 | truncated bool 2
classes |
|---|---|---|---|---|---|---|---|---|
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/number_conversion_spec.rb | spec/rubocop/cop/lint/number_conversion_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::NumberConversion, :config do
context 'registers an offense' do
it 'when using `#to_i`' do
expect_offense(<<~RUBY)
"10".to_i
^^^^^^^^^ Replace unsafe number conversion with number class parsing, instead of using `"10".to_i`, us... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/useless_method_definition_spec.rb | spec/rubocop/cop/lint/useless_method_definition_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::UselessMethodDefinition, :config do
it 'does not register an offense for empty constructor' do
expect_no_offenses(<<~RUBY)
class Foo
def initialize(arg1, arg2)
end
end
RUBY
end
it 'does not register an offense f... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/redundant_cop_enable_directive_spec.rb | spec/rubocop/cop/lint/redundant_cop_enable_directive_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::RedundantCopEnableDirective, :config do
describe 'when cop is disabled in the configuration' do
let(:other_cops) { { 'Layout/LineLength' => { 'Enabled' => false } } }
it 'registers no offense when enabling the cop' do
expect_no_offenses(... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/shared_mutable_default_spec.rb | spec/rubocop/cop/lint/shared_mutable_default_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::SharedMutableDefault, :config do
context 'when line is unrelated' do
it 'does not register an offense' do
expect_no_offenses(<<~RUBY)
[]
{}
Array.new
Hash.new
Hash.new { |h, k| h[k] = [] }
Hash.... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/numeric_operation_with_constant_result_spec.rb | spec/rubocop/cop/lint/numeric_operation_with_constant_result_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::NumericOperationWithConstantResult, :config do
it 'registers an offense when a variable is multiplied by 0' do
expect_offense(<<~RUBY)
x * 0
^^^^^ Numeric operation with a constant result detected.
RUBY
expect_correction(<<~RUB... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/shadowed_argument_spec.rb | spec/rubocop/cop/lint/shadowed_argument_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::ShadowedArgument, :config do
let(:cop_config) { { 'IgnoreImplicitReferences' => false } }
describe 'method argument shadowing' do
context 'when a single argument is shadowed' do
it 'registers an offense' do
expect_offense(<<~RUBY)
... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/identity_comparison_spec.rb | spec/rubocop/cop/lint/identity_comparison_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::IdentityComparison, :config do
it 'registers an offense and corrects when using `==` for comparison between `object_id`s' do
expect_offense(<<~RUBY)
foo.object_id == bar.object_id
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Use `equal?` instead of `... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/duplicate_hash_key_spec.rb | spec/rubocop/cop/lint/duplicate_hash_key_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::DuplicateHashKey, :config do
context 'when there is a duplicated key in the hash literal' do
it 'registers an offense' do
expect_offense(<<~RUBY)
hash = { 'otherkey' => 'value', 'key' => 'value', 'key' => 'hi' }
... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/each_with_object_argument_spec.rb | spec/rubocop/cop/lint/each_with_object_argument_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::EachWithObjectArgument, :config do
it 'registers an offense for fixnum argument' do
expect_offense(<<~RUBY)
collection.each_with_object(0) { |e, a| a + e }
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ The argument to each_with_object cannot be immuta... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/non_deterministic_require_order_spec.rb | spec/rubocop/cop/lint/non_deterministic_require_order_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::NonDeterministicRequireOrder, :config do
context 'when requiring files' do
context 'when Ruby 3.0 or higher', :ruby30 do
context 'with `Dir[]`' do
it 'does not register an offense' do
expect_no_offenses(<<~RUBY)
... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/constant_overwritten_in_rescue_spec.rb | spec/rubocop/cop/lint/constant_overwritten_in_rescue_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::ConstantOverwrittenInRescue, :config do
it 'registers an offense when overriding an exception with an exception result' do
expect_offense(<<~RUBY)
begin
something
rescue => StandardError
^^ `StandardError` is overwr... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/redundant_require_statement_spec.rb | spec/rubocop/cop/lint/redundant_require_statement_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::RedundantRequireStatement, :config do
it 'registers an offense when using requiring `enumerator`' do
expect_offense(<<~RUBY)
require 'enumerator'
^^^^^^^^^^^^^^^^^^^^ Remove unnecessary `require` statement.
require 'uri'
RUBY
... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/percent_string_array_spec.rb | spec/rubocop/cop/lint/percent_string_array_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::PercentStringArray, :config do
context 'detecting quotes or commas in a %w/%W string' do
%w[w W].each do |char|
it 'accepts tokens without quotes or commas' do
expect_no_offenses("%#{char}(foo bar baz)")
end
[
%(%... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/circular_argument_reference_spec.rb | spec/rubocop/cop/lint/circular_argument_reference_spec.rb | # frozen_string_literal: true
# Run test with Ruby 3.4 because this cop cannot handle invalid syntax between Ruby 2.7 and 3.3.
RSpec.describe RuboCop::Cop::Lint::CircularArgumentReference, :config, :ruby34 do
describe 'circular argument references in ordinal arguments' do
context 'when the method contains a circ... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/unexpected_block_arity_spec.rb | spec/rubocop/cop/lint/unexpected_block_arity_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::UnexpectedBlockArity, :config do
let(:cop_config) { { 'Methods' => { 'reduce' => 2, 'inject' => 2 } } }
context 'with a block' do
context 'when given two parameters' do
it 'does not register an offense' do
expect_no_offenses(<<~RUB... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/duplicate_rescue_exception_spec.rb | spec/rubocop/cop/lint/duplicate_rescue_exception_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::DuplicateRescueException, :config do
it 'registers an offense when duplicate exception exists' do
expect_offense(<<~RUBY)
begin
something
rescue FirstError
rescue SecondError, FirstError
^^^^^^^^^... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/percent_symbol_array_spec.rb | spec/rubocop/cop/lint/percent_symbol_array_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::PercentSymbolArray, :config do
context 'detecting colons or commas in a %i/%I string' do
%w[i I].each do |char|
it 'accepts tokens without colons or commas' do
expect_no_offenses("%#{char}(foo bar baz)")
end
it 'accepts l... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/mixed_regexp_capture_types_spec.rb | spec/rubocop/cop/lint/mixed_regexp_capture_types_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::MixedRegexpCaptureTypes, :config do
it 'registers an offense when both of named and numbered captures are used' do
expect_offense(<<~RUBY)
/(?<foo>bar)(baz)/
^^^^^^^^^^^^^^^^^^ Do not mix named captures and numbered captures in a Regexp... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/format_parameter_mismatch_spec.rb | spec/rubocop/cop/lint/format_parameter_mismatch_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::FormatParameterMismatch, :config do
shared_examples 'variables' do |variable|
it 'does not register an offense for % called on a variable' do
expect_no_offenses(<<~RUBY)
#{variable} = '%s'
#{variable} % [foo]
RUBY
en... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/trailing_comma_in_attribute_declaration_spec.rb | spec/rubocop/cop/lint/trailing_comma_in_attribute_declaration_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::TrailingCommaInAttributeDeclaration, :config do
it 'registers an offense when using trailing comma' do
expect_offense(<<~RUBY)
class Foo
attr_reader :bar,
^ Avoid leaving a trailing comma in attribute declarati... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/unreachable_code_spec.rb | spec/rubocop/cop/lint/unreachable_code_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::UnreachableCode, :config do
def wrap(str)
head = <<~RUBY
def something
array.each do |item|
RUBY
tail = <<~RUBY
end
end
RUBY
body = str.each_line.map { |line| " #{line}" }.join
head + body + tail
... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/useless_default_value_argument_spec.rb | spec/rubocop/cop/lint/useless_default_value_argument_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::UselessDefaultValueArgument, :config do
context 'with `fetch`' do
it 'registers an offense for `x.fetch(key, default_value) { block_value }`' do
expect_offense(<<~RUBY)
x.fetch(key, default_value) { block_value }
... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/deprecated_open_ssl_constant_spec.rb | spec/rubocop/cop/lint/deprecated_open_ssl_constant_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::DeprecatedOpenSSLConstant, :config do
it 'registers an offense with cipher constant and two arguments and corrects' do
expect_offense(<<~RUBY)
OpenSSL::Cipher::AES.new(128, :GCM)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Use `OpenSSL::Cipher.... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/rescue_exception_spec.rb | spec/rubocop/cop/lint/rescue_exception_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::RescueException, :config do
it 'registers an offense for rescue from Exception' do
expect_offense(<<~RUBY)
begin
something
rescue Exception
^^^^^^^^^^^^^^^^ Avoid rescuing the `Exception` class. Perhaps you meant to rescue... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/deprecated_constants_spec.rb | spec/rubocop/cop/lint/deprecated_constants_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::DeprecatedConstants, :config do
let(:cop_config) do
{
'DeprecatedConstants' => {
'NIL' => { 'Alternative' => 'nil', 'DeprecatedVersion' => '2.4' },
'TRUE' => { 'Alternative' => 'true', 'DeprecatedVersion' => '2.4' },
'... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/literal_assignment_in_condition_spec.rb | spec/rubocop/cop/lint/literal_assignment_in_condition_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::LiteralAssignmentInCondition, :config do
it 'registers an offense when assigning integer literal to local variable in `if` condition' do
expect_offense(<<~RUBY)
if test = 42
^^^^ Don't use literal assignment `= 42` in conditiona... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/empty_when_spec.rb | spec/rubocop/cop/lint/empty_when_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::EmptyWhen, :config do
let(:cop_config) { { 'AllowComments' => false } }
context 'when a `when` body is missing' do
it 'registers an offense for a missing when body' do
expect_offense(<<~RUBY)
case foo
when :bar then 1
... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/cop_directive_syntax_spec.rb | spec/rubocop/cop/lint/cop_directive_syntax_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::CopDirectiveSyntax, :config do
it 'does not register an offense for a single cop name' do
expect_no_offenses(<<~RUBY)
# rubocop:disable Layout/LineLength
RUBY
end
it 'does not register an offense for a single cop department' do
e... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/assignment_in_condition_spec.rb | spec/rubocop/cop/lint/assignment_in_condition_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::AssignmentInCondition, :config do
let(:cop_config) { { 'AllowSafeAssignment' => true } }
it 'registers an offense for lvar assignment in condition' do
expect_offense(<<~RUBY)
if test = 10
^ Use `==` if you meant to do a compa... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/rand_one_spec.rb | spec/rubocop/cop/lint/rand_one_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::RandOne, :config do
shared_examples 'offenses' do |source|
describe source do
it 'registers an offense' do
expect_offense(<<~RUBY, source: source)
%{source}
^{source} `#{source}` always returns `0`. [...]
R... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/shadowing_outer_local_variable_spec.rb | spec/rubocop/cop/lint/shadowing_outer_local_variable_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::ShadowingOuterLocalVariable, :config do
context 'when a block argument has same name as an outer scope variable' do
it 'registers an offense' do
expect_offense(<<~RUBY)
def some_method
foo = 1
puts foo
1.... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/ambiguous_operator_precedence_spec.rb | spec/rubocop/cop/lint/ambiguous_operator_precedence_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::AmbiguousOperatorPrecedence, :config do
it 'does not register an offense when there is only one operator in the expression' do
expect_no_offenses(<<~RUBY)
a + b
RUBY
end
it 'does not register an offense when all operators in the expr... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/underscore_prefixed_variable_name_spec.rb | spec/rubocop/cop/lint/underscore_prefixed_variable_name_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::UnderscorePrefixedVariableName, :config do
let(:cop_config) { { 'AllowKeywordBlockArguments' => false } }
context 'when an underscore-prefixed variable is used' do
it 'registers an offense' do
expect_offense(<<~RUBY)
def some_metho... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/unified_integer_spec.rb | spec/rubocop/cop/lint/unified_integer_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::UnifiedInteger, :config do
shared_examples 'registers an offense' do |klass|
context 'target ruby version < 2.4', :ruby23, unsupported_on: :prism do
context "when #{klass}" do
context 'without any decorations' do
it 'registe... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/require_relative_self_path_spec.rb | spec/rubocop/cop/lint/require_relative_self_path_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::RequireRelativeSelfPath, :config do
it 'registers an offense when using `require_relative` with self file path argument' do
expect_offense(<<~RUBY, 'foo.rb')
require_relative 'foo'
^^^^^^^^^^^^^^^^^^^^^^ Remove the `require_relative` th... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/ordered_magic_comments_spec.rb | spec/rubocop/cop/lint/ordered_magic_comments_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::OrderedMagicComments, :config do
it 'registers an offense and corrects when an `encoding` magic comment ' \
'does not precede all other magic comments' do
expect_offense(<<~RUBY)
# frozen_string_literal: true
# encoding: ascii
... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/disjunctive_assignment_in_constructor_spec.rb | spec/rubocop/cop/lint/disjunctive_assignment_in_constructor_spec.rb | # frozen_string_literal: true
RSpec.describe(
RuboCop::Cop::Lint::DisjunctiveAssignmentInConstructor,
:config
) do
context 'empty constructor' do
it 'accepts' do
expect_no_offenses(<<~RUBY)
class Banana
def initialize
end
end
RUBY
end
end
context 'cons... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/mixed_case_range_spec.rb | spec/rubocop/cop/lint/mixed_case_range_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::MixedCaseRange, :config do
let(:message) do
'Ranges from upper to lower case ASCII letters may include unintended ' \
'characters. Instead of `A-z` (which also includes several symbols) ' \
'specify each range individually: `A-Za-z` and... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/boolean_symbol_spec.rb | spec/rubocop/cop/lint/boolean_symbol_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::BooleanSymbol, :config do
it 'registers an offense when using `:true`' do
expect_offense(<<~RUBY)
:true
^^^^^ Symbol with a boolean name - you probably meant to use `true`.
RUBY
expect_correction(<<~RUBY)
true
RUBY
... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/safe_navigation_chain_spec.rb | spec/rubocop/cop/lint/safe_navigation_chain_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::SafeNavigationChain, :config do
shared_examples 'accepts' do |name, code|
it "accepts usages of #{name}" do
expect_no_offenses(code)
end
end
context 'TargetRubyVersion >= 2.3', :ruby23 do
[
['ordinary method chain', 'x.foo.... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/float_out_of_range_spec.rb | spec/rubocop/cop/lint/float_out_of_range_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::FloatOutOfRange, :config do
it 'does not register an offense for 0.0' do
expect_no_offenses('0.0')
end
it 'does not register an offense for tiny little itty bitty floats' do
expect_no_offenses('1.1e-100')
end
it 'does not register an ... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/empty_expression_spec.rb | spec/rubocop/cop/lint/empty_expression_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::EmptyExpression, :config do
context 'when used as a standalone expression' do
it 'registers an offense' do
expect_offense(<<~RUBY)
()
^^ Avoid empty expressions.
RUBY
end
context 'with nested empty expressions' ... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/float_comparison_spec.rb | spec/rubocop/cop/lint/float_comparison_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::FloatComparison, :config do
it 'registers an offense when comparing with float' do
expect_offense(<<~RUBY)
x == 0.1
^^^^^^^^ Avoid equality comparisons of floats as they are unreliable.
0.1 == x
^^^^^^^^ Avoid equality compa... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/no_return_in_begin_end_blocks_spec.rb | spec/rubocop/cop/lint/no_return_in_begin_end_blocks_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::NoReturnInBeginEndBlocks, :config do
shared_examples 'rejects return inside a block' do |operator|
it "rejects a return statement inside a block when using #{operator} for local variable" do
expect_offense(<<~RUBY)
some_value = 10
... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/literal_as_condition_spec.rb | spec/rubocop/cop/lint/literal_as_condition_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::LiteralAsCondition, :config do
%w(1 2.0 [1] {} :sym :"#{a}").each do |lit|
it "registers an offense for truthy literal #{lit} in if" do
expect_offense(<<~RUBY, lit: lit)
if %{lit}
^{lit} Literal `#{lit}` appeared as a condi... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/ambiguous_block_association_spec.rb | spec/rubocop/cop/lint/ambiguous_block_association_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::AmbiguousBlockAssociation, :config do
shared_examples 'accepts' do |code|
it 'does not register an offense' do
expect_no_offenses(code)
end
end
it_behaves_like 'accepts', 'foo == bar { baz a }'
it_behaves_like 'accepts', 'foo ->(a)... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/ensure_return_spec.rb | spec/rubocop/cop/lint/ensure_return_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::EnsureReturn, :config do
it 'registers an offense but does not correct for return in ensure' do
expect_offense(<<~RUBY)
begin
something
ensure
file.close
return
^^^^^^ Do not return from an `ensure` block... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/useless_else_without_rescue_spec.rb | spec/rubocop/cop/lint/useless_else_without_rescue_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::UselessElseWithoutRescue, :config do
context 'with `else` without `rescue`', :ruby25, unsupported_on: :prism do
it 'registers an offense' do
expect_offense(<<~RUBY)
begin
do_something
else
^^^^ `else` without... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/duplicate_methods_spec.rb | spec/rubocop/cop/lint/duplicate_methods_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::DuplicateMethods, :config do
shared_examples 'in scope' do |type, opening_line|
it "registers an offense for duplicate method in #{type}" do
expect_offense(<<~RUBY)
#{opening_line}
def some_method
implement 1
... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/to_json_spec.rb | spec/rubocop/cop/lint/to_json_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::ToJSON, :config do
it 'registers an offense and corrects using `#to_json` without arguments' do
expect_offense(<<~RUBY)
def to_json
^^^^^^^^^^^ `#to_json` requires an optional argument to be parsable via JSON.generate(obj).
end
... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/redundant_safe_navigation_spec.rb | spec/rubocop/cop/lint/redundant_safe_navigation_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::RedundantSafeNavigation, :config do
let(:cop_config) do
{ 'AllowedMethods' => %w[respond_to?], 'AdditionalNilMethods' => %w[present?] }
end
it 'registers an offense and corrects when `&.` is used for camel case const receiver' do
expect_of... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/empty_in_pattern_spec.rb | spec/rubocop/cop/lint/empty_in_pattern_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::EmptyInPattern, :config do
let(:cop_config) { { 'AllowComments' => false } }
context 'when a `in` body is missing', :ruby27 do
it 'registers an offense for a missing `in` body' do
expect_offense(<<~RUBY)
case foo
in [a] the... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/duplicate_regexp_character_class_element_spec.rb | spec/rubocop/cop/lint/duplicate_regexp_character_class_element_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::DuplicateRegexpCharacterClassElement, :config do
context 'with a repeated character class element' do
it 'registers an offense and corrects' do
expect_offense(<<~RUBY)
foo = /[xyx]/
^ Duplicate element inside regexp ... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/useless_access_modifier_spec.rb | spec/rubocop/cop/lint/useless_access_modifier_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::UselessAccessModifier, :config do
context 'when an access modifier has no effect' do
it 'registers an offense and corrects' do
expect_offense(<<~RUBY)
class SomeClass
def some_method
puts 10
end
... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/non_atomic_file_operation_spec.rb | spec/rubocop/cop/lint/non_atomic_file_operation_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::NonAtomicFileOperation, :config do
it 'registers an offense when use `FileTest.exist?` before creating file' do
expect_offense(<<~RUBY)
unless FileTest.exist?(path)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Remove unnecessary existence check `FileTe... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/erb_new_arguments_spec.rb | spec/rubocop/cop/lint/erb_new_arguments_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::ErbNewArguments, :config do
context '<= Ruby 2.5', :ruby25, unsupported_on: :prism do
it 'does not register an offense when using `ERB.new` with non-keyword arguments' do
expect_no_offenses(<<~RUBY)
ERB.new(str, nil, '-', '@output_buf... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/useless_assignment_spec.rb | spec/rubocop/cop/lint/useless_assignment_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::UselessAssignment, :config do
context 'when a variable is assigned and assigned again in a modifier condition' do
it 'accepts with parentheses' do
expect_no_offenses(<<~RUBY)
a = nil
puts a if (a = 123)
RUBY
end
... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | true |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/useless_times_spec.rb | spec/rubocop/cop/lint/useless_times_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::UselessTimes, :config do
it 'registers an offense and corrects with 0.times' do
expect_offense(<<~RUBY)
0.times { something }
^^^^^^^^^^^^^^^^^^^^^ Useless call to `0.times` detected.
RUBY
expect_correction('')
end
it 'reg... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/useless_setter_call_spec.rb | spec/rubocop/cop/lint/useless_setter_call_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::UselessSetterCall, :config do
context 'with method ending with setter call on local object' do
it 'registers an offense and corrects' do
expect_offense(<<~RUBY)
def test
top = Top.new
top.attr = 5
^^^ Use... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/redundant_type_conversion_spec.rb | spec/rubocop/cop/lint/redundant_type_conversion_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::RedundantTypeConversion, :config do
shared_examples 'accepted' do |source|
it "does not register an offense on `#{source}`" do
expect_no_offenses(source)
end
end
shared_examples 'offense' do |conversion, receiver, suffix = ''|
it... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/literal_in_interpolation_spec.rb | spec/rubocop/cop/lint/literal_in_interpolation_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::LiteralInInterpolation, :config do
it 'accepts empty interpolation' do
expect_no_offenses('"this is #{a} silly"')
end
it 'accepts interpolation of xstr' do
expect_no_offenses('"this is #{`a`} silly"')
end
it 'accepts interpolation of ... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/useless_ruby2_keywords_spec.rb | spec/rubocop/cop/lint/useless_ruby2_keywords_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::UselessRuby2Keywords, :config do
context 'when `ruby2_keywords` is given a `def` node' do
it 'registers an offense for a method without arguments' do
expect_offense(<<~RUBY)
ruby2_keywords def foo
^^^^^^^^^^^^^^ `ruby2_keyword... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/deprecated_class_methods_spec.rb | spec/rubocop/cop/lint/deprecated_class_methods_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::DeprecatedClassMethods, :config do
context 'prefer `File.exist?` over `File.exists?`' do
it 'registers an offense and corrects File.exists?' do
expect_offense(<<~RUBY)
File.exists?(o)
^^^^^^^^^^^^ `File.exists?` is deprecated ... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/unused_method_argument_spec.rb | spec/rubocop/cop/lint/unused_method_argument_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::UnusedMethodArgument, :config do
let(:cop_config) do
{
'AllowUnusedKeywordArguments' => false,
'IgnoreEmptyMethods' => false,
'IgnoreNotImplementedMethods' => false
}
end
describe 'inspection' do
context 'when a metho... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/useless_constant_scoping_spec.rb | spec/rubocop/cop/lint/useless_constant_scoping_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::UselessConstantScoping, :config do
it 'registers an offense when using constant after `private` access modifier' do
expect_offense(<<~RUBY)
class Foo
private
CONST = 42
^^^^^^^^^^ Useless `private` access modifier for ... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/missing_cop_enable_directive_spec.rb | spec/rubocop/cop/lint/missing_cop_enable_directive_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::MissingCopEnableDirective, :config do
context 'when the maximum range size is infinite' do
let(:cop_config) { { 'MaximumRangeSize' => Float::INFINITY } }
let(:other_cops) { { 'Layout/SpaceAroundOperators' => { 'Enabled' => true } } }
it 'r... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/interpolation_check_spec.rb | spec/rubocop/cop/lint/interpolation_check_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::InterpolationCheck, :config do
it 'registers an offense and corrects for interpolation in single quoted string' do
expect_offense(<<~'RUBY')
'foo #{bar}'
^^^^^^^^^^^^ Interpolation in single quoted string detected. Use double quoted str... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/implicit_string_concatenation_spec.rb | spec/rubocop/cop/lint/implicit_string_concatenation_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::ImplicitStringConcatenation, :config do
context 'on a single string literal' do
it 'does not register an offense' do
expect_no_offenses('abc')
end
end
context 'on adjacent string literals on the same line' do
it 'registers an off... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/uri_regexp_spec.rb | spec/rubocop/cop/lint/uri_regexp_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::UriRegexp, :config do
it 'does not register an offense when using `regexp` without receiver' do
expect_no_offenses(<<~RUBY)
regexp('http://example.com')
RUBY
end
it 'does not register an offense when using `regexp` with variable rece... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/to_enum_arguments_spec.rb | spec/rubocop/cop/lint/to_enum_arguments_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::ToEnumArguments, :config do
it 'registers an offense when required arg is missing' do
expect_offense(<<~RUBY)
def m(x)
return to_enum(:m) unless block_given?
^^^^^^^^^^^ Ensure you correctly provided all the arguments.
... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/empty_class_spec.rb | spec/rubocop/cop/lint/empty_class_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::EmptyClass, :config do
let(:cop_config) { { 'AllowComments' => false } }
it 'registers an offense for empty class' do
expect_offense(<<~RUBY)
class Foo
^^^^^^^^^ Empty class detected.
end
RUBY
end
it 'registers an offe... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/loop_spec.rb | spec/rubocop/cop/lint/loop_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::Loop, :config do
it 'registers an offense and corrects for begin/end/while' do
expect_offense(<<~RUBY)
begin
something
end while test
^^^^^ Use `Kernel#loop` with `break` rather than `begin/end/until`(or `while`).
... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/redundant_splat_expansion_spec.rb | spec/rubocop/cop/lint/redundant_splat_expansion_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::RedundantSplatExpansion, :config do
it 'allows assigning to a splat' do
expect_no_offenses('*, rhs = *node')
end
it 'allows assigning to a splat variable' do
expect_no_offenses('lhs, *args = *node')
end
it 'allows assigning a variable... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/regexp_as_condition_spec.rb | spec/rubocop/cop/lint/regexp_as_condition_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::RegexpAsCondition, :config do
it 'registers an offense and corrects for a regexp literal in `if` condition' do
expect_offense(<<~RUBY)
if /foo/
^^^^^ Do not use regexp literal as a condition. The regexp literal matches `$_` implicitl... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/duplicate_require_spec.rb | spec/rubocop/cop/lint/duplicate_require_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::DuplicateRequire, :config do
it 'registers and corrects an offense when duplicate `require` is detected' do
expect_offense(<<~RUBY)
require 'foo'
require 'foo'
^^^^^^^^^^^^^ Duplicate `require` detected.
RUBY
expect_corre... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/it_without_arguments_in_block_spec.rb | spec/rubocop/cop/lint/it_without_arguments_in_block_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::ItWithoutArgumentsInBlock, :config do
context '>= Ruby 3.4', :ruby34 do
it 'does not register an offense when using `it` without arguments in a single line block' do
expect_no_offenses(<<~RUBY)
0.times { it }
RUBY
end
i... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/inherit_exception_spec.rb | spec/rubocop/cop/lint/inherit_exception_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::InheritException, :config do
context 'when class inherits from `Exception`' do
context 'with enforced style set to `runtime_error`' do
let(:cop_config) { { 'EnforcedStyle' => 'runtime_error' } }
it 'registers an offense and corrects' d... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/lint/hash_new_with_keyword_arguments_as_default_spec.rb | spec/rubocop/cop/lint/hash_new_with_keyword_arguments_as_default_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Lint::HashNewWithKeywordArgumentsAsDefault, :config do
it 'registers an offense when using `Hash.new` with keyword arguments for default' do
expect_offense(<<~RUBY)
Hash.new(key: :value)
^^^^^^^^^^^ Use a hash literal instead of keyw... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/generator/require_file_injector_spec.rb | spec/rubocop/cop/generator/require_file_injector_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Generator::RequireFileInjector do
let(:stdout) { StringIO.new }
let(:root_file_path) { 'lib/root.rb' }
let(:injector) do
described_class.new(source_path: source_path, root_file_path: root_file_path, output: stdout)
end
around do |example|
Di... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/style/hash_slice_spec.rb | spec/rubocop/cop/style/hash_slice_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Style::HashSlice, :config do
shared_examples 'include?' do
context 'using `include?`' do
it 'does not register an offense when using `select` and calling `!include?` method with symbol array' do
expect_no_offenses(<<~RUBY)
{foo: 1... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/style/trailing_comma_in_array_literal_spec.rb | spec/rubocop/cop/style/trailing_comma_in_array_literal_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Style::TrailingCommaInArrayLiteral, :config do
shared_examples 'single line lists' do |extra_info|
it 'registers an offense for trailing comma' do
expect_offense(<<~RUBY)
VALUES = [1001, 2020, 3333, ]
^ Avo... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/style/numeric_predicate_spec.rb | spec/rubocop/cop/style/numeric_predicate_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Style::NumericPredicate, :config do
context 'when configured to enforce numeric predicate methods' do
let(:cop_config) { { 'EnforcedStyle' => 'predicate', 'AutoCorrect' => true } }
context 'when checking if a number is zero' do
it 'registers a... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/style/file_null_spec.rb | spec/rubocop/cop/style/file_null_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Style::FileNull, :config do
it 'does not register an offense for an empty string' do
expect_no_offenses(<<~RUBY)
""
RUBY
end
it 'does not register an offense when there is an invalid byte sequence error' do
expect_no_offenses(<<~'RUBY'... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/style/if_unless_modifier_of_if_unless_spec.rb | spec/rubocop/cop/style/if_unless_modifier_of_if_unless_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Style::IfUnlessModifierOfIfUnless, :config do
it 'provides a good error message' do
expect_offense(<<~RUBY)
condition ? then_part : else_part unless external_condition
^^^^^^ Avoid modifier `unless` after ano... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/style/send_with_literal_method_name_spec.rb | spec/rubocop/cop/style/send_with_literal_method_name_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Style::SendWithLiteralMethodName, :config do
context 'when calling `public_send` with a symbol literal argument' do
it 'registers an offense' do
expect_offense(<<~RUBY)
obj.public_send(:foo)
^^^^^^^^^^^^^^^^^ Use `foo` method ca... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/style/string_methods_spec.rb | spec/rubocop/cop/style/string_methods_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Style::StringMethods, :config do
let(:cop_config) { { 'intern' => 'to_sym' } }
it 'registers an offense' do
expect_offense(<<~RUBY)
'something'.intern
^^^^^^ Prefer `to_sym` over `intern`.
RUBY
expect_correction(<<~RUB... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/style/comparable_clamp_spec.rb | spec/rubocop/cop/style/comparable_clamp_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Style::ComparableClamp, :config do
context 'target ruby version >= 2.4', :ruby24 do
it 'registers and corrects an offense when using `if x < low` / `elsif high < x` / `else`' do
expect_offense(<<~RUBY)
if x < low
^^^^^^^^^^ Use `x.c... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/style/redundant_assignment_spec.rb | spec/rubocop/cop/style/redundant_assignment_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Style::RedundantAssignment, :config do
it 'reports an offense for def ending with assignment and returning' do
expect_offense(<<~RUBY)
def func
some_preceding_statements
x = something
^^^^^^^^^^^^^ Redundant assignment befor... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/style/it_block_parameter_spec.rb | spec/rubocop/cop/style/it_block_parameter_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Style::ItBlockParameter, :config do
context '>= Ruby 3.4', :ruby34 do
context 'EnforcedStyle: allow_single_line' do
let(:cop_config) { { 'EnforcedStyle' => 'allow_single_line' } }
it 'registers an offense when using multiline `it` parameters... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/style/require_order_spec.rb | spec/rubocop/cop/style/require_order_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Style::RequireOrder, :config do
context 'when `require` is sorted' do
it 'registers no offense' do
expect_no_offenses(<<~RUBY)
require 'a'
require 'b'
RUBY
end
it 'registers no offense when single-quoted string and do... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/style/dir_empty_spec.rb | spec/rubocop/cop/style/dir_empty_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Style::DirEmpty, :config do
context 'target ruby version >= 2.4', :ruby24 do
it 'registers an offense for `Dir.entries.size == 2`' do
expect_offense(<<~RUBY)
Dir.entries('path/to/dir').size == 2
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/style/redundant_file_extension_in_require_spec.rb | spec/rubocop/cop/style/redundant_file_extension_in_require_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Style::RedundantFileExtensionInRequire, :config do
it 'registers an offense and corrects when requiring filename ending with `.rb`' do
expect_offense(<<~RUBY)
require 'foo.rb'
^^^ Redundant `.rb` file extension detected.
req... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/style/nested_modifier_spec.rb | spec/rubocop/cop/style/nested_modifier_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Style::NestedModifier, :config do
shared_examples 'not correctable' do |keyword|
it "does not autocorrect when #{keyword} is the outer modifier" do
expect_offense(<<~RUBY, keyword: keyword)
something if a %{keyword} b
^^ A... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/style/bare_percent_literals_spec.rb | spec/rubocop/cop/style/bare_percent_literals_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Style::BarePercentLiterals, :config do
shared_examples 'accepts other delimiters' do
it 'accepts __FILE__' do
expect_no_offenses('__FILE__')
end
it 'accepts regular expressions' do
expect_no_offenses('/%Q?/')
end
it 'accepts... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/style/string_hash_keys_spec.rb | spec/rubocop/cop/style/string_hash_keys_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Style::StringHashKeys, :config do
it 'registers an offense when using strings as keys' do
expect_offense(<<~RUBY)
{ 'one' => 1 }
^^^^^ Prefer symbols instead of strings as hash keys.
RUBY
expect_correction(<<~RUBY)
{ :one => ... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/style/each_with_object_spec.rb | spec/rubocop/cop/style/each_with_object_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Style::EachWithObject, :config do
it 'finds inject and reduce with passed in and returned hash' do
expect_offense(<<~RUBY)
[].inject({}) { |a, e| a }
^^^^^^ Use `each_with_object` instead of `inject`.
[].reduce({}) do |a, e|
... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/style/if_inside_else_spec.rb | spec/rubocop/cop/style/if_inside_else_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Style::IfInsideElse, :config do
let(:cop_config) { { 'AllowIfModifier' => false } }
it 'catches an if node nested inside an else' do
expect_offense(<<~RUBY)
if a
blah
else
if b
^^ Convert `if` nested inside `else` t... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/style/or_assignment_spec.rb | spec/rubocop/cop/style/or_assignment_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Style::OrAssignment, :config do
context 'when using var = var ? var : something' do
it 'registers an offense with normal variables' do
expect_offense(<<~RUBY)
foo = foo ? foo : 'default'
^^^^^^^^^^^^^^^^^^^^^^^^^^^ Use the double pi... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/style/trailing_underscore_variable_spec.rb | spec/rubocop/cop/style/trailing_underscore_variable_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Style::TrailingUnderscoreVariable, :config do
shared_examples 'common functionality' do
it 'registers an offense when the last variable of parallel assignment is an underscore' do
expect_offense(<<~RUBY)
a, b, _ = foo()
^^ Do ... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
rubocop/rubocop | https://github.com/rubocop/rubocop/blob/99fa0fdd0481910d7d052f4c2ed01ad36178f404/spec/rubocop/cop/style/rescue_modifier_spec.rb | spec/rubocop/cop/style/rescue_modifier_spec.rb | # frozen_string_literal: true
RSpec.describe RuboCop::Cop::Style::RescueModifier, :config do
let(:config) { RuboCop::Config.new('Layout/IndentationWidth' => { 'Width' => 2 }) }
it 'registers an offense for modifier rescue' do
expect_offense(<<~RUBY)
method rescue handle
^^^^^^^^^^^^^^^^^^^^ Avoid ... | ruby | MIT | 99fa0fdd0481910d7d052f4c2ed01ad36178f404 | 2026-01-04T15:37:41.211519Z | false |
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