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r=n.__nerve__.master,i={},u=(0,s.GT)(n.__nerve__.master.getSnapshot()).slice(),o=[],c={},f=0;f<t.length;++f){var h=t[f],a=u.indexOf(h);a<0?o.push(h):(c[f]=a,u[a]=i)}var l=n.__nerve__.properties,v=[];for(f=0;f<u.length;++f)u[f]!==i&&v.push(l[f]);var d=l.slice();r.bulkEdit((function(){var r=n.__nerve__.addItems(o,!1);v.length&&(v.sort((function(n,t){return n.Index-t.Index})),D(n,v,!1)),(0,e.vA)(t.length===l.length,"All items should be updated into properties.");for(var i=0,u=0;u<t.length;++u)null==c[u]?l[u]=r[i++]:l[u]=d[c[u]];E(n,n.__nerve__.propertyComparer)}))}function R(n,t){n.__nerve__.master.bulkEdit((function(){var r=n.length,i=Math.min(r,t.length),e=n.__nerve__.properties;t=t.map((function(n,t){return n instanceof c?t<r&&e[t].getter()===n?n:f(n).getSnapshot():n}));for(var u=0;u<i;++u)e[u].setter(t[u]);if(r<t.length)n.__nerve__.addItems(t.slice(n.length),!1);else if(r>t.length){var o=n.__nerve__.properties.slice(t.length);D(n,o,!1)}}))}function K(n,t){var 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