Class: ExecJS::Xtrn::Node

Inherits:

Engine

• Object
• Engine
• ExecJS::Xtrn::Node

Defined in:

lib/execjs/xtrn/node.rb

Direct Known Subclasses

Nvm

Constant Summary

Run =

{
  args: %w(? .),
  path: 'node',
}

Names =

%w(nodejs node)

Valid =

valid?

Constants inherited from Engine

Engine::Error

Class Method Summary

• .valid? ⇒ Boolean

Methods inherited from Engine

#call, compile, #eval, eval, exec, #exec, stats, #stats

Class Method Details

.valid? ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/execjs/xtrn/node.rb', line 12

def self.valid?
  i=Names.index do |n|
    Run[:args][0]=n
    {"ok"=>42}==ExecJS::Xtrn::Child.new(Run).say('return 7*6') rescue nil
  end
  Run[:args][0]='!' unless i
  !!i
end