40 lines
1.6 KiB
JavaScript
40 lines
1.6 KiB
JavaScript
//---------------------------------------------------------------------------
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// @syndicate-lang/syntax-test, a demo of Syndicate extensions to JS.
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// Copyright (C) 2016-2018 Tony Garnock-Jones <tonyg@leastfixedpoint.com>
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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//---------------------------------------------------------------------------
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const { Observe, spawnWorker } = activate require("@syndicate-lang/core");
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assertion type Tick(who, n);
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assertion type Tock(msg);
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assertion type Tack(who);
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assertion type Employee(id);
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spawnWorker(__dirname + '/worker_employee.js', Employee(1));
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spawnWorker(__dirname + '/worker_employee.js', Employee(2));
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spawn {
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on message Tick($who, $n) {
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console.log('manager saw', who, 'tick', n);
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send Tock(who + ' ticked ' + n);
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}
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on asserted Observe(Tock(_)) console.log('Someone is watching for Tock!');
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on retracted Observe(Tock(_)) console.log('No-one is watching for Tock!');
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on asserted Tack($who) console.log('manager + tack:', who);
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on retracted Tack($who) console.log('manager - tack:', who);
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}
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