Class: Trestle::Scopes::Block::Evaluator

Inherits:

Object

Object
Trestle::Scopes::Block::Evaluator

show all

Includes:: EvaluationContext

Defined in:: lib/trestle/scopes/block.rb

Instance Attribute Summary collapse

#scopes ⇒ Object readonly

Returns the value of attribute scopes.

Instance Method Summary collapse

#initialize(context = nil, **defaults) ⇒ Evaluator constructor

A new instance of Evaluator.
#scope(name, scope = nil, **options, &block) ⇒ Object

Constructor Details

#initialize(context = nil, **defaults) ⇒ `Evaluator`

Returns a new instance of Evaluator.

# File 'lib/trestle/scopes/block.rb', line 24

def initialize(context=nil, **defaults)
  @context, @defaults = context, defaults
  @scopes = []
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Trestle::EvaluationContext

Instance Attribute Details

#scopes ⇒ `Object` (readonly)

Returns the value of attribute scopes.



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# File 'lib/trestle/scopes/block.rb', line 22

def scopes
  @scopes
end

Instance Method Details

#scope(name, scope = nil, **options, &block) ⇒ `Object`



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# File 'lib/trestle/scopes/block.rb', line 29

def scope(name, scope=nil, **options, &block)
  scopes << Scope.new(@context, name, **@defaults.merge(options), &(scope || block))
end