module RuboCop::Cop::SpaceAfterPunctuation

def allowed_type?(token)
  %i[tRPAREN tRBRACK tPIPE].include?(token.type)
end

def each_missing_space(tokens)
  tokens.each_cons(2) do |token1, token2|
    next unless kind(token1)
    next unless space_missing?(token1, token2)
    next unless space_required_before?(token2)
    yield token1
  end
end

def investigate(processed_source)
  each_missing_space(processed_source.tokens) do |token|
    add_offense(token, location: token.pos,
                       message: format(MSG, token: kind(token)))
  end
end

def offset
  1
end

def space_forbidden_before_rcurly?
  style = space_style_before_rcurly
  style == 'no_space'
end

def space_missing?(token1, token2)
  token1.line == token2.line &&
    token2.column == token1.column + offset
end

def space_required_before?(token)
  !(allowed_type?(token) ||
    (token.right_curly_brace? && space_forbidden_before_rcurly?))
end