process-tunnel
Version:
74 lines (73 loc) • 3.01 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.TypedReadableStream = void 0;
var queued_message_1 = require("./interface/queued-message");
var Dissolve = require('dissolve');
var TypedReadableStream = /** @class */ (function () {
function TypedReadableStream(channel, queue) {
var _this = this;
this.stream = new Dissolve();
this.stream.loop(function () {
_this.stream.int8('type')
.tap(function () {
switch (_this.stream.vars.type) {
case queued_message_1.MessageType.ACK:
{
_this.stream.int32('length');
}
break;
case queued_message_1.MessageType.REQ:
{
_this.stream.string('callback', 36);
_this.stream.int32('length');
}
break;
case queued_message_1.MessageType.ERR:
{
_this.stream.string('callback', 36);
_this.stream.int32('length');
}
break;
}
_this.stream.tap(function () {
_this.stream.string('args', _this.stream.vars.length);
});
})
.tap(function () {
_this.stream.vars.args = JSON.parse(_this.stream.vars.args);
_this.stream.push(_this.stream.vars);
_this.stream.vars = {};
});
});
this.stream.on('readable', function () {
var packet;
while (packet = _this.stream.read()) {
console.log(packet);
switch (packet.type) {
case queued_message_1.MessageType.ACK:
{
queue.approve(packet.args.type, packet.args.name, packet.args.prefix);
}
break;
case queued_message_1.MessageType.REQ:
{
channel.emit('REQ', packet.callback, packet.args);
}
break;
case queued_message_1.MessageType.ERR:
{
channel.emit('ERR', packet.callback, packet.args);
}
break;
default: channel.destroy(new Error("Unhandled MessageType (" + packet.type + ")"));
}
}
});
channel.pipe(this.stream);
}
TypedReadableStream.prototype.destroy = function () {
this.stream.end();
};
return TypedReadableStream;
}());
exports.TypedReadableStream = TypedReadableStream;