Class: RubyOnRuby::Context

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Context

Returns a new instance of Context.



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# File 'lib/ruby_on_ruby/context.rb', line 10

def initialize
  self.v8_context = V8::Context.new
  v8_context['console'] = Console.new # Mock out `console`.
  FileLoader.setup(v8_context) # Mock out XMLHttpRequest to allow loading of Ruby Standard Library files.
  v8_context.load(File.expand_path("../../../vendor/javascripts/emscripted-ruby/ruby.closure.js", __FILE__)) # Load Ruby itself.
  @input = RubyStream.new(STDIN)
  @output = RubyStream.new(STDOUT)
  @error = RubyStream.new(STDERR)
  v8_context['input'] = @input.input
  v8_context['output'] = @output.output
  v8_context['error'] = @error.output
  v8_context.eval "Ruby.initialize(input, output, error)"
end

Instance Attribute Details

#v8_context ⇒ Object

Returns the value of attribute v8_context.



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# File 'lib/ruby_on_ruby/context.rb', line 8

def v8_context
  @v8_context
end

Instance Method Details

#eval(str) ⇒ Object 



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# File 'lib/ruby_on_ruby/context.rb', line 24

def eval(str)
  @v8_context['lastInput'] = str
  @v8_context.eval "Ruby.stringify(Ruby.eval(lastInput))"
end

#js_eval(str) ⇒ Object 



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# File 'lib/ruby_on_ruby/context.rb', line 29

def js_eval(str)
  @v8_context.eval str
end