return T.makeTask(cb => {
rs.pipe(ws, opts);
const doEnd = (!opts || opts.end !== false) && (ws as any) !== process.stdout && (ws as any) !== process.stderr;
const state: PipeState = {
onError: null,
onSuccess: null,
resolved: false
};
if (doEnd) {
state.onError = onErrorWS.bind(null, state, ws, cb);
state.onSuccess = onSuccessWS.bind(null, state, ws, cb);
ws.once('error', state.onError as any);
ws.once('finish', state.onSuccess as any);
return T.thunkCanceller(() => cleanUpListenerWS(state, ws));
}
// we not use automatic finish, so attach to readable
state.onError = onErrorRS.bind(null, state, rs, cb);
state.onSuccess = onSuccessRS.bind(null, state, rs, cb);
rs.once('error', state.onError as any);
rs.once('end', state.onSuccess as any);
return T.thunkCanceller(() => cleanUpListenerRS(state, rs));
});
return T.makeTask(cb => {
process.once(signal as any, cb as any);
return T.thunkCanceller(() => {
process.removeListener(signal, cb as any);
});
});