Class: GraphQL::Visitor::NodeVisitor

Inherits:
Object
  • Object
show all
Defined in:
lib/graph_ql/parser/visitor.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ NodeVisitor

Returns a new instance of NodeVisitor.



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# File 'lib/graph_ql/parser/visitor.rb', line 30

def initialize
  @enter = []
  @leave = []
end

Instance Attribute Details

#enter ⇒ Object (readonly)

Returns the value of attribute enter.



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# File 'lib/graph_ql/parser/visitor.rb', line 29

def enter
  @enter
end

#leave ⇒ Object (readonly)

Returns the value of attribute leave.



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# File 'lib/graph_ql/parser/visitor.rb', line 29

def leave
  @leave
end

Instance Method Details

#<<(hook) ⇒ Object 



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# File 'lib/graph_ql/parser/visitor.rb', line 35

def <<(hook)
  enter << hook
end

#begin_visit(node) ⇒ Object 



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# File 'lib/graph_ql/parser/visitor.rb', line 39

def begin_visit(node)
  enter.map{ |proc| proc.call(node) }
end

#end_visit(node) ⇒ Object 



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# File 'lib/graph_ql/parser/visitor.rb', line 43

def end_visit(node)
  leave.map{ |proc| proc.call(node) }
end