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Fix a false positive for Style/RegexpLiteral #9880

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Commits on Jun 16, 2021

  1. Fix a false positive for Style/RegexpLiteral

    This PR fixes the following false positive for `Style/RegexpLiteral`
    when using a regexp starts with a blank as a method argument.
    
    ```console
    % cat example.rb
    do_something %r| regexp|
    
    % bundle exec rubocop --only Style/RegexpLiteral -a
    (snip)
    
    Offenses:
    
    example.rb:1:14: C: [Corrected] Style/RegexpLiteral: Use // around regular expression.
    do_something %r| regexp|
                 ^^^^^^^^^^^
    
    1 file inspected, 1 offense detected, 1 offense corrected
    
    % cat example.rb
    do_something / regexp/
    
    % ruby -c example.rb
    example.rb:1: syntax error, unexpected end-of-input
    ```
    koic committed Jun 16, 2021
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