Class: WLang::Scope::ObjectScope

Inherits:
WLang::Scope show all
Defined in:
lib/wlang/scope/object_scope.rb

Direct Known Subclasses

SinatraScope

Instance Attribute Summary

Attributes inherited from WLang::Scope

#parent, #subject

Instance Method Summary collapse

Methods inherited from WLang::Scope

chain, coerce, #evaluate, #initialize, null, #pop, #push, #root, #subjects, #with

Constructor Details

This class inherits a constructor from WLang::Scope

Instance Method Details

#fetch(key, dialect = nil, unfound = nil) ⇒ Object 



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# File 'lib/wlang/scope/object_scope.rb', line 5

def fetch(key, dialect = nil, unfound = nil)
  s = subject

  # self special case
  if key == :self
    return s
  end

  # hash indirect access
  if s.respond_to?(:has_key?)
    return s[key]      if s.has_key?(key)
    return s[key.to_s] if s.has_key?(key.to_s)
  end

  # getter
  if s.respond_to?(key)
    return s.send(key)
  end

  safe_parent.fetch(key, dialect, unfound)
rescue NameError
  safe_parent.fetch(key, dialect, unfound)
end

#inspect ⇒ Object 



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# File 'lib/wlang/scope/object_scope.rb', line 34

def inspect
  "ObjectScope(#{subject.inspect})"
end

#to_s ⇒ Object 



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# File 'lib/wlang/scope/object_scope.rb', line 29

def to_s
  subj = subject.is_a?(Scope) ? subject.to_s : subject.class
  "ObjectScope(#{subj})"
end