"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const shared_utils_1 = require("@nestjs/common/utils/shared.utils");
const execution_context_host_1 = require("@nestjs/core/helpers/execution-context-host");
const operators_1 = require("rxjs/operators");
class RpcProxy {
create(targetCallback, exceptionsHandler) {
return async (...args) => {
try {
const result = await targetCallback(...args);
return !this.isObservable(result)
? result
: result.pipe(operators_1.catchError(error => this.handleError(exceptionsHandler, args, error)));
}
catch (error) {
return this.handleError(exceptionsHandler, args, error);
}
};
}
handleError(exceptionsHandler, args, error) {
const host = new execution_context_host_1.ExecutionContextHost(args);
host.setType('rpc');
return exceptionsHandler.handle(error, host);
}
isObservable(result) {
return result && shared_utils_1.isFunction(result.subscribe);
}
}
exports.RpcProxy = RpcProxy;