Class: RubyParserStuff::Environment

Inherits:
Object
  • Object
show all
Defined in:
lib/ruby_parser_extras.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(dyn = false) ⇒ Environment

Returns a new instance of Environment.



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# File 'lib/ruby_parser_extras.rb', line 1298

def initialize dyn = false
  @dyn = []
  @env = []
  self.reset
end

Instance Attribute Details

#dyn ⇒ Object (readonly)

Returns the value of attribute dyn.



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# File 'lib/ruby_parser_extras.rb', line 1273

def dyn
  @dyn
end

#env ⇒ Object (readonly)

Returns the value of attribute env.



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# File 'lib/ruby_parser_extras.rb', line 1273

def env
  @env
end

Instance Method Details

#[](k) ⇒ Object 



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# File 'lib/ruby_parser_extras.rb', line 1275

def [] k
  self.all[k]
end

#[]=(k, v) ⇒ Object 



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# File 'lib/ruby_parser_extras.rb', line 1279

def []= k, v
  raise "no" if v == true
  self.current[k] = v
end

#all ⇒ Object 



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# File 'lib/ruby_parser_extras.rb', line 1284

def all
  idx = @dyn.index(false) || 0
  @env[0..idx].reverse.inject { |env, scope| env.merge scope }
end

#current ⇒ Object 



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# File 'lib/ruby_parser_extras.rb', line 1289

def current
  @env.first
end

#extend(dyn = false) ⇒ Object 



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# File 'lib/ruby_parser_extras.rb', line 1293

def extend dyn = false
  @dyn.unshift dyn
  @env.unshift({})
end

#reset ⇒ Object 



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# File 'lib/ruby_parser_extras.rb', line 1304

def reset
  @dyn.clear
  @env.clear
  self.extend
end

#unextend ⇒ Object 



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# File 'lib/ruby_parser_extras.rb', line 1310

def unextend
  @dyn.shift
  @env.shift
  raise "You went too far unextending env" if @env.empty?
end