nl_tokens: / * Gets node of an AST which path
pl_tokens: function getNode ( _x2 , _x3 ) { var _left ; var _again2 = true ; _function2 : while ( _again2 ) { var ast = _x2 , path = _x3 ; _again2 = <mask> ; if ( path . length ) { if ( ast . tag === MAP_TAG ) { var value = ast . value ; for ( var i = 0 ; i < value . length ; ++ i ) { var _value$i = _slicedToArray ( value [ i ] , 2 ) ; var keyNode = _value$i [ 0 ] ; var valNode = _value$i [ 1 ] ; if ( path [ 0 ] === keyNode . value ) { _x2 = valNode ; _x3 = path . slice ( 1 ) ; _again2 = true ; value = i = _value$i = keyNode = valNode = undefined ; continue _function2 ; } } return undefined ; } else if ( ast . tag === SEQ_TAG ) { if ( ! ( _left = ast . value [ path [ 0 ] ] ) ) { return _left ; } _x2 = ast . value [ path [ 0 ] ] ; _x3 = path . slice ( 1 ) ; _again2 = true ; value = i = _value$i = keyNode = valNode = undefined ; continue _function2 ; } } return ast ; } }