Class: ExecJS::FastNode::ExternalPipedRuntime::Context

Inherits:
Runtime::Context
  • Object
show all
Defined in:
lib/execjs/fastnode/external_piped_runtime.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(runtime, source = "", options = {}) ⇒ Context

Returns a new instance of Context.



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# File 'lib/execjs/fastnode/external_piped_runtime.rb', line 115

def initialize(runtime, source = "", options = {})
  @runtime = runtime
  @uuid = SecureRandom.uuid

  ObjectSpace.define_finalizer(self, self.class.finalize(@runtime, @uuid))

  source = encode(source)

  raw_exec(source)
end

Class Method Details

.finalize(runtime, uuid) ⇒ Object 



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# File 'lib/execjs/fastnode/external_piped_runtime.rb', line 126

def self.finalize(runtime, uuid)
  proc { runtime.vm.delete_context(uuid) }
end

Instance Method Details

#call(identifier, *args) ⇒ Object 



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# File 'lib/execjs/fastnode/external_piped_runtime.rb', line 147

def call(identifier, *args)
  eval "#{identifier}.apply(this, #{::JSON.generate(args)})"
end

#eval(source, options = {}) ⇒ Object 



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# File 'lib/execjs/fastnode/external_piped_runtime.rb', line 130

def eval(source, options = {})
  if /\S/ =~ source
    raw_exec("(#{source})")
  end
end

#exec(source, options = {}) ⇒ Object 



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# File 'lib/execjs/fastnode/external_piped_runtime.rb', line 136

def exec(source, options = {})
  raw_exec("(function(){#{source}})()")
end

#raw_exec(source, options = {}) ⇒ Object 



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# File 'lib/execjs/fastnode/external_piped_runtime.rb', line 140

def raw_exec(source, options = {})
  source = encode(source)

  result = @runtime.vm.exec(@uuid, source)
  extract_result(result)
end