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proto.js
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proto.js
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var fs = require('fs');
var protobuf = require("protobufjs");
var builder = protobuf.load(__dirname + "/cast_channel.proto", onLoad);
var messages = [
'CastMessage',
'AuthChallenge',
'AuthResponse',
'AuthError',
'DeviceAuthMessage'
];
var extensions = [];
function onLoad(err, root) {
if (err) throw err;
messages.forEach(function(message) {
extensions[message] =
root.lookupType(`extensions.api.cast_channel.${message}`);
});
}
messages.forEach(function(message) {
module.exports[message] = {
serialize: function(data) {
if (!extensions[message]) {
throw new Error('extension not loaded yet');
}
var Message = extensions[message];
return Message.encode(data).finish();
},
parse: function(data) {
if (!extensions[message]) {
throw new Error('extension not loaded yet');
}
var Message = extensions[message];
return Message.decode(data);
}
};
});