@hms-networks/kolibri-js-core/build/esm5/consumer/jsonrpc.js

Kolibri Core library containing common kolibri models and utils

/*
* Copyright 2021 HMS Industrial Networks AB
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*     http: //www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
//
// PRE-DEFINED ERROR CODES
//
//
/** An error occurred on the server while parsing the JSON text. */
export var PARSE_ERROR = -32700;
/** The JSON sent is not a valid Request object. */
export var INVALID_REQUEST = -32600;
/** The method does not exist / is not available. */
export var METHOD_NOT_FOUND = -32601;
/** Invalid method parameter(s). */
export var INVALID_PARAMS = -32602;
/** Internal JSON-RPC error. */
export var INTERNAL_ERROR = -32603;
//
// TYPE GUARDS (for convenience)
//
//
/** Determine if data is a properly formatted JSONRPC 2.0 ID. */
export function isJsonRpcId(input) {
    switch (typeof input) {
        case 'string':
            return true;
        case 'number':
            return input % 1 !== 0;
        case 'object':
            var isNull = input === null;
            if (isNull) {
                console.warn('Use of null ID in JSONRPC 2.0 is discouraged.');
                return true;
            }
            else {
                return false;
            }
        default:
            return false;
    }
}
export function isJsonRpcError(json) {
    var jsonAsError = json;
    return jsonAsError.code !== undefined && jsonAsError.message !== undefined;
}
export function isJsonRpcRequest(json) {
    var request = json;
    if (!request || typeof request !== 'object') {
        return false;
    }
    if (!request.jsonrpc || request.jsonrpc !== '2.0') {
        return false;
    }
    if (!request.method || typeof request.method !== 'string') {
        return false;
    }
    if (request.params && typeof request.params !== 'object') {
        return false;
    }
    if (!request.id || (typeof request.id !== 'string' && typeof request.id !== 'number')) {
        return false;
    }
    return true;
}
export function isJsonRpcSuccess(response) {
    return response.result !== undefined;
}
export function isJsonRpcFailure(response) {
    var responseAsFailure = response;
    return responseAsFailure.error !== undefined && isJsonRpcError(responseAsFailure.error);
}
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