1 A handle requires at least one IO event. Mode flags alone, such as 2 ULOOP_ERROR_CB, register nothing with uloop and are rejected. 3 4 -- Testcase -- 5 {% 6 import * as uloop from 'uloop'; 7 import * as fs from 'fs'; 8 9 uloop.init(); 10 11 let fds = fs.pipe(); 12 let base = gc('count'); 13 14 for (let flags in [ uloop.ULOOP_ERROR_CB, uloop.ULOOP_EDGE_TRIGGER ]) { 15 let handle = uloop.handle(fds[0], () => null, flags); 16 17 printf("flags %d: %s, %s\n", flags, type(handle), uloop.error()); 18 } 19 20 let handle = uloop.handle(fds[0], () => null, 21 uloop.ULOOP_READ | uloop.ULOOP_ERROR_CB); 22 23 printf("read: %s\n", type(handle)); 24 handle.delete(); 25 handle = null; 26 27 printf("alive: %d\n", gc('count') - base); 28 29 uloop.done(); 30 %} 31 -- End -- 32 33 -- Expect stdout -- 34 flags 64: (null), Invalid argument 35 flags 4: (null), Invalid argument 36 read: resource 37 alive: 0 38 -- End --
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