Class: Delorean::BaseModule::NodeCall

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

Overview

Patch Delorean to work with promises

Instance Method Summary collapse

Constructor Details

#initialize(_e, engine, node, params) ⇒ NodeCall

Returns a new instance of NodeCall.



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# File 'lib/marty/monkey.rb', line 28

def initialize(_e, engine, node, params)
  super

  # If call has a promise_id (i.e. is from a promise) then that's
  # our parent.  Otherwise, we use its parent as our parent.
  params[:_parent_id] = _e[:_promise_id] || _e[:_parent_id]
  params[:_user_id]   = _e[:_user_id]    || Mcfly.whodunnit.try(:id)
end

Instance Method Details

#|(args) ⇒ Object

Monkey-patch ‘|’ method for Delorean NodeCall to create promise jobs and return promise proxy objects.



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# File 'lib/marty/monkey.rb', line 43

def |(args)
  if args.is_a?(String)
    attr = args
    args = [attr]
  else
    raise 'bad arg to %' unless args.is_a?(Array)

    attr = nil
  end
  script, tag = engine.module_name, engine.sset.tag
  nn = node.is_a?(Class) ? node.name : node.to_s
  begin
    # make sure params is serialzable before starting a Job
    JSON.dump(params)
  rescue StandardError => e
    raise "non-serializable parameters: #{params} #{e}"
  end

  Marty::Promises::Delorean::Create.call(
    params: params,
    script: script,
    node_name: nn,
    attr: attr,
    args: args,
    tag: tag
  )
end