export function call1 (func, thisObj, arg0) { return func.call(thisObj, arg0); } export function call2 (func, thisObj, arg0, arg1) { return func.call(thisObj, arg0, arg1); } export function call3 (func, thisObj, arg0, arg1, arg2) { return func.call(thisObj, arg0, arg1, arg2); }