Class: RVM::Interpreter::Block

Inherits:

Object

• Object
• RVM::Interpreter::Block

Defined in:

lib/rvm/interpreter.rb

Overview

A block localizes variables, do not mix this up with the RVM::Classes::Block class!

Blocks are mostly used to handle tasks as not interfeeing With outer code.

Instance Attribute Summary

• #content ⇒ Object readonly

  Returns the value of attribute content.

Instance Method Summary

• #execute(env) ⇒ Object

  When executed a temporary enviroment is created with the passed Enviroement as a parent to it.

• #initialize(content, pos = nil) ⇒ Block constructor

  A new instance of Block.

Constructor Details

#initialize(content, pos = nil) ⇒ Block

Returns a new instance of Block.

# File 'lib/rvm/interpreter.rb', line 226

def initialize content, pos = nil
  @content = content
  @pos = pos
end

Instance Attribute Details

#content ⇒ Object (readonly)

Returns the value of attribute content.

# File 'lib/rvm/interpreter.rb', line 225

def content
  @content
end

Instance Method Details

#execute(env) ⇒ Object

When executed a temporary enviroment is created with the passed Enviroement as a parent to it. This new enviroment is discaded after the execution.

# File 'lib/rvm/interpreter.rb', line 234

def execute env
  tenv = Enviroment.new({}, env) 
  @content.execute tenv
end