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'use strict';
export default function(tasks) {
function makeCallback(index) {
function fn() {
if (tasks.length) {
tasks[index].apply(null, arguments);
}
return fn.next();
}
fn.next = function() {
return (index < tasks.length - 1) ? makeCallback(index + 1) : null;
};
return fn;
}
return makeCallback(0);
}
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