public async startNew()

in src/durableClient/DurableClient.ts [470:502]
28 lines of code
7 McCabe index (conditional complexity)

    public async startNew(
        orchestratorFunctionName: string,
        options?: StartNewOptions
    ): Promise<string> {
        if (!orchestratorFunctionName) {
            throw new Error("orchestratorFunctionName must be a valid string.");
        }

        // TODO: Add support for specifying a task hub and a connection name
        let requestUrl: string;
        const instanceIdPath: string = options?.instanceId ? `/${options.instanceId}` : "";
        if (this.clientData.rpcBaseUrl) {
            // Fast local RPC path
            requestUrl = new URL(
                `orchestrators/${orchestratorFunctionName}${instanceIdPath}`,
                this.clientData.rpcBaseUrl
            ).href;
        } else {
            // Legacy app frontend path
            requestUrl = this.clientData.creationUrls.createNewInstancePostUri;
            requestUrl = requestUrl
                .replace(this.functionNamePlaceholder, orchestratorFunctionName)
                .replace(this.instanceIdPlaceholder, instanceIdPath);
        }

        const input: unknown = options?.input !== undefined ? JSON.stringify(options.input) : "";
        const response = await this.axiosInstance.post(requestUrl, input);
        if (response.data && response.status <= 202) {
            return (response.data as HttpManagementPayload).id;
        } else {
            return Promise.reject(this.createGenericError(response));
        }
    }