Created
          February 19, 2015 00:50 
        
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  | function astContains(ast, nodeType) { | |
| walk(ast, function(node) { | |
| if (node.type === nodeType) | |
| return true; | |
| }); | |
| return false; | |
| } | 
      
          
      
      
            amoskyler
  
      
      
      commented 
        Feb 19, 2015 
      
    
  
  
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