handleArrays option added.

README.md

@@ -17,26 +17,27 @@ const api = new Fetch({
   // Automatically turns response into an object.
   // Otherwise, returns raw response from fetch API:
   //   do `await response.json() to get it.
-  json: true,
+  json?: true,
   // Common base url. E.g. your api domain.
-  base: '/',
+  base?: '/',
   // Object with headers.
-  headers: {},
+  headers?: {},
   // List of async middlewares executed from last to first
   //   procesing queries.
-  middleware: {
-    in: [], // ({query, response}) => Promise<{query, response}>
-    out: [] // (query: Query) => Promise<Query>
+  middleware?: {
+    in?: [], // ({query, response}) => Promise<{query, response}>
+    out?: [] // (query: Query) => Promise<Query>
   },
-  credentials: 'omit' | 'same-origin' | 'include', // fetch API credentials field.
-  throwCodes: /5../ // HTTP status codes to throw. Defaults to /\w/ (no throws at all).
+  credentials?: 'omit' | 'same-origin' | 'include', // fetch API credentials field.
+  throwCodes?: /5../, // HTTP status codes to throw. Defaults to /\w/ (no throws at all).
+  handleArrays?: '[]' // querystring: arr[]=1&arr[]=2&... vs arr=1,2,...
 })
 ```
 *Query is of type*
 ```typescript
 interface Query {
   url: string
-  method: RESTMethods // e.g. 'get' or 'post'
+  method?: RESTMethods // e.g. 'get' or 'post'
   // Prevents query from going to server and returns this.
   // Useful for mocks.
   result?: any
@@ -47,7 +48,8 @@ interface Query {
   headers?: Headers
   json?: boolean
   credentials?: 'omit', // fetch API credentials field. Same as in the config.
-  throwCodes: /5../ // Status codes to throw. Same as in the config.
+  throwCodes?: /5../, // Status codes to throw. Same as in the config.
+  handleArrays?: '[]' // querystring: arr[]=1&arr[]=2&... vs arr=1,2,...
 }
 ```
 

dist/bundle.d.ts

@@ -9,6 +9,7 @@ export interface Headers {
 	[name: string]: string | null;
 }
 export declare type Method = 'get' | 'post' | 'put' | 'head' | 'delete' | 'options' | 'trace' | 'connect';
+export declare type HandleArrays = '[]' | ',';
 export declare type OutMiddleware = (query: Query) => Promise<Query>;
 export declare type InMiddleware = ({ query: Query, response: any }: {
 	query: any;
@@ -24,6 +25,7 @@ export interface Config {
 	timeout: number;
 	credentials: Credentials;
 	throwCodes: RegExp;
+	handleArrays: HandleArrays;
 	middleware: {
 		in?: InMiddleware[];
 		out?: OutMiddleware[];
@@ -46,6 +48,7 @@ export interface Query {
 	json: boolean;
 	timeout: number;
 	misc: AnyObject;
+	handleArrays: HandleArrays;
 }
 export interface FetchData {
 	method: Method;
@@ -104,6 +107,7 @@ export declare class ServerError extends FetchError {
 	name: string;
 	constructor(response: Response);
 }
+/** Turns query params into query string. */
 export declare const formURI: (query: Partial<Query>) => string;
 
 export {};