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i=s.VisitorKeys[a.type],u=0,c=i.length;u<c;++u){var f=a[i[u]];if(Array.isArray(f)){var p=f.indexOf(e);if(p<0)continue;if("LEFT_SIDE"===o&&p>0&&l(f[p-1],r,n))return!0;if("RIGHT_SIDE"===o&&p<f.length-1&&l(f[p+1],r,n))return!0}}return!1}function f(e,r,n){var o=t(r,1)[0];if(!o)return!1;for(var a=s.VisitorKeys[o.type],i=0,l=a.length;i<l;++i){var u=o[a[i]];if(Array.isArray(u)){var c=u.indexOf(e);if(c>=0&&c===n(u.length))return!0}}return!1}function p(n,o){if(null==n||"object"!=e(n))return[];null==o&&(o=n);for(var a=n.subject?[o]:[],s=0,i=function(e){for(var t=[],r=Object.keys(e),n=0;n<r.length;n++)t.push([r[n],e[r[n]]]);return t}(n);s<i.length;s++){var l=t(i[s],2),u=l[0],c=l[1];a.push.apply(a,r(p(c,"left"===u?c:o)))}return a}function h(e,t,r){if(t){var n=[],o=p(t);s.traverse(e,{enter:function(e,a){if(null!=a&&n.unshift(a),l(e,t,n))if(o.length)for(var s=0,i=o.length;s<i;++s){l(e,o[s],n)&&r(e,a,n);for(var u=0,c=n.length;u<c;++u){var f=n.slice(u+1);l(n[u],o[s],f)&&r(n[u],a,f)}}else r(e,a,n)},leave:function(){n.shift()},fallback:"iteration"})}}function d(e,t){var r=[];return h(e,t,(function(e){r.push(e)})),r}function y(e){return i.parse(e)}function m(e,t){return d(e,y(t))}return m.parse=y,m.match=d,m.traverse=h,m.matches=l,m.query=m,m}));
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