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Reactor networking support #1786

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5e8f0b6
add new properties to reactor syntax
ariscript Jun 12, 2025
6e29038
plumbing through connector object
ariscript Jun 12, 2025
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8 changes: 7 additions & 1 deletion src/arr/compiler/compile-structs.arr
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Original file line number Diff line number Diff line change
Expand Up @@ -3317,14 +3317,20 @@ no-globals = globals([string-dict:], [string-dict:], [string-dict:])
reactor-optional-fields = [SD.string-dict:
"last-image", {(l): A.a-name(l, A.s-type-global("Function"))},
"on-tick", {(l): A.a-name(l, A.s-type-global("Function"))},
"on-tick-send", {(l): A.a-name(l, A.s-type-global("Function"))},
"to-draw", {(l): A.a-name(l, A.s-type-global("Function"))},
"on-key", {(l): A.a-name(l, A.s-type-global("Function"))},
"on-key-send", {(l): A.a-name(l, A.s-type-global("Function"))},
"on-raw-key", {(l): A.a-name(l, A.s-type-global("Function"))},
"on-raw-key-send", {(l): A.a-name(l, A.s-type-global("Function"))},
"on-mouse", {(l): A.a-name(l, A.s-type-global("Function"))},
"on-mouse-send", {(l): A.a-name(l, A.s-type-global("Function"))},
"on-recieve", {(l): A.a-name(l, A.s-type-global("Function"))},
"on-recieve-send", {(l): A.a-name(l, A.s-type-global("Function"))},
"stop-when", {(l): A.a-name(l, A.s-type-global("Function"))},
"seconds-per-tick", {(l): A.a-name(l, A.s-type-global("NumPositive"))},
"close-when-stop", {(l): A.a-name(l, A.s-type-global("Boolean"))},
"title", {(l): A.a-name(l, A.s-type-global("String"))},
"close-when-stop", {(l): A.a-name(l, A.s-type-global("Boolean"))}
]

reactor-fields = reactor-optional-fields.set("init", {(l): A.a-any(l)})
4 changes: 4 additions & 0 deletions src/arr/trove/reactor-events.arr
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Expand Up @@ -23,3 +23,7 @@ data RawKeyEventType:
| key-press
end

data SendingHandlerResult<S, M>:
| update(new-state :: S)
| send(new-state :: S, to-send :: M)
end
23 changes: 22 additions & 1 deletion src/js/trove/reactors.js
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Expand Up @@ -50,7 +50,8 @@
aliases: {
"Event": "ReactorEvent",
"RawKeyEventType": "RawKeyEventType",
"Reactor": ["local", "Reactor"]
"Reactor": ["local", "Reactor"],
"SendingHandlerResult": "SendingHandlerResult",
},
datatypes: {
"Reactor": ["data", "Reactor", ["a"], [], {
Expand Down Expand Up @@ -201,6 +202,26 @@
return makeReactorRaw(newVal, handlers, tracing, trace.concat(thisInteractTrace));
}, "interact");
}),
"interact-connect": runtime.makeMethod1(function(self, connector) {
// connector:
// register-on-message: Message -> ...
// handle-message-return: Message -> void
// dispose: () -> void
// reconnect: () -> void
checkArity(2, arguments, "interact-connect", true);
let thisInteractTrace = [];
let tracer = null;
if (tracing) {
tracer = (newVal, oldVal, k) => {
thisInteractTrace.push(newVal);
k();
};
}
return runtime.safeCall(
() => externalInteractionHandler(init, handlers, tracer, connector),
(newVal) => makeReactorRaw(newVal, handlers, tracing, trace.concat(thisInteractTrace)),
"interact-connect");
}),
"start-trace": runtime.makeMethod0(function(self) {
checkArity(1, arguments, "start-trace", true);
return makeReactorRaw(init, handlers, true, [init]);
Expand Down