class Regexp::Parser
def increase_group_level(exp)
def increase_group_level(exp) exp.level += 1 exp.quantifier.level += 1 if exp.quantifier exp.terminal? || exp.each { |subexp| increase_group_level(subexp) } end
def increase_group_level(exp) exp.level += 1 exp.quantifier.level += 1 if exp.quantifier exp.terminal? || exp.each { |subexp| increase_group_level(subexp) } end