postchain-client
Version:
Client library for accessing a Postchain node through REST.
31 lines • 1.9 kB
JavaScript
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
import { FailoverStrategy } from "./enums";
import { abortOnError, tryNextOnError, singleEndpoint, queryMajority } from "./failoverStrategies";
export function requestWithFailoverStrategy(method, path, config, postObject, forceSingleEndpoint = false) {
return __awaiter(this, void 0, void 0, function* () {
switch (config.failoverStrategy) {
case FailoverStrategy.AbortOnError:
return yield abortOnError({ method, path, config, postObject });
case FailoverStrategy.TryNextOnError:
return yield tryNextOnError({ method, path, config, postObject });
case FailoverStrategy.SingleEndpoint:
return yield singleEndpoint({ method, path, config, postObject });
case FailoverStrategy.QueryMajority:
if (forceSingleEndpoint) {
return yield singleEndpoint({ method, path, config, postObject });
}
return yield queryMajority({ method, path, config, postObject });
default:
throw new Error(`Unsupported failover strategy: ${config.failoverStrategy}`);
}
});
}
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