module RuboCop::Cop::RSpec::ExplicitHelper

def move_predicate(corrector, actual, matcher, block_child)
  predicate = to_predicate_method(matcher.method_name)
  args = args_loc(matcher).source
  block_loc = block_loc(block_child)
  block = block_loc ? block_loc.source : ''
  corrector.remove(block_loc) if block_loc
  corrector.insert_after(actual.loc.expression,
                         ".#{predicate}" + args + block)
end