100 lines
4.3 KiB
TypeScript
Executable File
100 lines
4.3 KiB
TypeScript
Executable File
#!/usr/bin/env -S npx ts-node -O '{"module": "commonjs"}'
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//---------------------------------------------------------------------------
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// @syndicate-lang/core, an implementation of Syndicate dataspaces for JS.
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// Copyright (C) 2016-2021 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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import { bootModule, Skeleton, Record, Discard, Capture, Observe, Facet, Value } from '..';
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const __ = Discard._instance;
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const _$ = Capture(__);
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// The current pattern representation puts Capture and Discard record
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// instances into Record fields, so those record fields have to be
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// prepared to type them, which is why we see `number | Pattern` here
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// rather than the ideal `number`.
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//
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type Pattern = ReturnType<typeof Capture> | ReturnType<typeof Discard>;
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const BoxState = Record.makeConstructor<{value: number | Pattern}>()(Symbol.for('BoxState'), ['value']);
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const SetBox = Record.makeConstructor<{newValue: number | Pattern}>()(Symbol.for('SetBox'), ['newValue']);
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const N = 100000;
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console.time('box-and-client-' + N.toString());
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function boot(thisFacet: Facet<{}>) {
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thisFacet.spawn<{ value: number }>('box', function (thisFacet) {
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thisFacet.declareField(this, 'value', 0);
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thisFacet.addEndpoint(function () {
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// console.log('recomputing published BoxState', this.value);
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return { assertion: BoxState(this.value), analysis: null };
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});
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thisFacet.addDataflow(function () {
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// console.log('dataflow saw new value', this.value);
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if (this.value === N) {
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thisFacet.stop(function () {
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console.log('terminated box root facet');
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});
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}
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});
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thisFacet.addEndpoint(function () {
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let analysis = Skeleton.analyzeAssertion(SetBox(_$));
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analysis.callback = thisFacet.wrap(function (thisFacet, evt, [v]) {
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if (evt === Skeleton.EventType.MESSAGE) {
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if (typeof v !== 'number') return;
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thisFacet.scheduleScript(function () {
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this.value = v;
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// console.log('box updated value', v);
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});
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}
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});
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return { assertion: Observe(SetBox(_$)), analysis };
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});
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});
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thisFacet.spawn('client', function (thisFacet: Facet<{}>) {
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thisFacet.addEndpoint(function () {
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let analysis = Skeleton.analyzeAssertion(BoxState(_$));
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analysis.callback = thisFacet.wrap(function (thisFacet, evt, [v]) {
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if (evt === Skeleton.EventType.ADDED) {
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if (typeof v !== 'number') return;
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thisFacet.scheduleScript(function () {
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// console.log('client sending SetBox', v + 1);
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thisFacet.send(SetBox(v + 1));
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});
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}
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});
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return { assertion: Observe(BoxState(_$)), analysis };
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});
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thisFacet.addEndpoint(function () {
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let analysis = Skeleton.analyzeAssertion(BoxState(__));
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analysis.callback = thisFacet.wrap(function (thisFacet, evt, _vs) {
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if (evt === Skeleton.EventType.REMOVED) {
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thisFacet.scheduleScript(function () {
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console.log('box gone');
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});
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}
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});
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return { assertion: Observe(BoxState(__)), analysis };
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});
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});
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thisFacet.actor.dataspace.ground().addStopHandler(function () {
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console.timeEnd('box-and-client-' + N.toString());
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});
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}
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bootModule(boot);
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