49 lines
1.9 KiB
JavaScript
49 lines
1.9 KiB
JavaScript
//---------------------------------------------------------------------------
|
|
// @syndicate-lang/syntax-test, a demo of Syndicate extensions to JS.
|
|
// Copyright (C) 2016-2018 Tony Garnock-Jones <tonyg@leastfixedpoint.com>
|
|
//
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU General Public License
|
|
// along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
//---------------------------------------------------------------------------
|
|
|
|
const { currentFacet, genUuid } = require("@syndicate-lang/core");
|
|
const { sleep } = activate require("@syndicate-lang/driver-timer");
|
|
const S = activate require("@syndicate-lang/driver-streams-node");
|
|
|
|
spawn named 'lister' {
|
|
const go = () => {
|
|
react {
|
|
|
|
const id = genUuid('p');
|
|
assert S.Subprocess(id, 'nc', ['localhost', '80'], {stdio: ['pipe', 'pipe', 'ignore']});
|
|
stop on message S.SubprocessError(id, $err) console.error("Couldn't start subprocess", err);
|
|
|
|
on asserted S.SubprocessRunning(id, _, [$i, $o, _]) {
|
|
send S.Stream(i, S.Push("GET / HTTP/1.0\r\n\r\n", false));
|
|
send S.Stream(i, S.Close(false));
|
|
react {
|
|
on message S.Stream(o, S.Data($chunk)) console.log(chunk);
|
|
on asserted S.Stream(o, S.End()) console.log('DONE!');
|
|
}
|
|
}
|
|
|
|
stop on asserted S.SubprocessExit(id, $code, $signal) {
|
|
console.log('No longer running', new Date(), code, signal);
|
|
sleep(1000, go);
|
|
}
|
|
|
|
}
|
|
};
|
|
on start go();
|
|
}
|