Module: WillScanString::RegexpTraits

Defined in:
lib/will_scan_string/regexp_traits.rb

Constant Summary collapse

CAPTURE_GROUP_PATTERN = 
/(?<!\\)\((?:\?(?:<([a-z]+)\>|'([a-z]+)')|(?!\?))/i

Instance Method Summary collapse

Instance Method Details

#capture_groups ⇒ Object 



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# File 'lib/will_scan_string/regexp_traits.rb', line 5

def capture_groups
  c = 0
  r = []
  source.scan(CAPTURE_GROUP_PATTERN) { r.push $+.present? ? $+.to_sym : c+=1 }
  r
end