class RubyParserStuff::Environment

# File lib/ruby_parser_extras.rb, line 1228
def initialize dyn = false
  @dyn = []
  @env = []
  self.reset
end

# File lib/ruby_parser_extras.rb, line 1205
def [] k
  self.all[k]
end

# File lib/ruby_parser_extras.rb, line 1209
def []= k, v
  raise "no" if v == true
  self.current[k] = v
end

# File lib/ruby_parser_extras.rb, line 1214
def all
  idx = @dyn.index(false) || 0
  @env[0..idx].reverse.inject { |env, scope| env.merge scope }
end

# File lib/ruby_parser_extras.rb, line 1219
def current
  @env.first
end

# File lib/ruby_parser_extras.rb, line 1223
def extend dyn = false
  @dyn.unshift dyn
  @env.unshift({})
end

# File lib/ruby_parser_extras.rb, line 1234
def reset
  @dyn.clear
  @env.clear
  self.extend
end

# File lib/ruby_parser_extras.rb, line 1240
def unextend
  @dyn.shift
  @env.shift
  raise "You went too far unextending env" if @env.empty?
end