headers params

index.cjs

@@ -4,16 +4,25 @@
  */
 const VERSION = '2.0';
 /**
- * @param {string} obj - obj
+ * @param {string} obj - object
  * @param {string} obj.url - url
  * @param {object} obj.body - body
+ * @param {object} [obj.headers] - headers
  * @param {object} [obj.auth] - basic auth
  * @param {string} [obj.signature] - verification Ed25519 signatures
  * @param {boolean} [obj.dev] - development
  * @param {object} [app] - Express JS Application
  * @returns {Promise<*>}
  */
-const rpc = ({ url, body, headers = {}, auth, jwt, signature, dev = false, }, app) => {
+const rpc = ({
+               url,
+               body,
+               headers = {},
+               auth,
+               jwt,
+               signature,
+               dev = 'production' !== process.env.NODE_ENV,
+             }, app) => {
   if (dev) {
     if (!app) {
       return Promise.reject({
@@ -61,9 +70,16 @@ const rpc = ({ url, body, headers = {}, auth, jwt, signature, dev = false, }, ap
     });
   }
 
-  const fheaders = new Headers()
-  fheaders.append('Accept', 'application/json');
-  fheaders.append('Content-Type', 'application/json');
+  const fheaders = new Headers();
+  Object.keys(headers).forEach(((key) => {
+    fheaders.append(key, headers[key]);
+  }));
+  if (!fheaders.has('Accept')) {
+    fheaders.append('Accept', 'application/json');
+  }
+  if (!fheaders.has('Content-Type')) {
+    fheaders.append('Content-Type', 'application/json');
+  }
   if (signature) {
     fheaders.append('Signature', JSON.stringify(signature));
   }

index.mjs

@@ -7,8 +7,10 @@ const VERSION = '2.0';
  * @param {string} obj - object
  * @param {string} obj.url - url
  * @param {object} obj.body - body
+ * @param {object} [obj.headers] - headers
  * @param {object} [obj.auth] - basic auth
  * @param {string} [obj.signature] - verification Ed25519 signatures
+ * @param {boolean} [obj.dev] - development
  * @param {object} [app] - Express JS Application
  * @returns {Promise<*>}
  */
@@ -19,8 +21,9 @@ export default async({
                auth,
                jwt,
                signature,
+               dev = 'production' !== process.env.NODE_ENV,
              }, app) => {
-  if ('production' !== process.env.NODE_ENV) {
+  if (dev) {
     if (!app) {
       return Promise.reject({
         jsonrpc: VERSION,
@@ -67,9 +70,16 @@ export default async({
       }))
   }
 
-  const fheaders = new Headers()
-  fheaders.append('Accept', 'application/json');
-  fheaders.append('Content-Type', 'application/json');
+  const fheaders = new Headers();
+  Object.keys(headers).forEach(((key) => {
+    fheaders.append(key, headers[key]);
+  }));
+  if (!fheaders.has('Accept')) {
+    fheaders.append('Accept', 'application/json');
+  }
+  if (!fheaders.has('Content-Type')) {
+    fheaders.append('Content-Type', 'application/json');
+  }
   if (signature) {
     fheaders.append('Signature', JSON.stringify(signature));
   }

package.json

@@ -1,12 +1,13 @@
 {
   "name": "request-json-rpc2",
-  "version": "2.1.2",
-  "description": "Simplified JSON-RPC2 request nodejs client",
+  "version": "2.1.3",
+  "description": "Simplified JSON-RPC2 request nodejs and browser client",
   "main": "index.cjs",
   "module": "dist/index.mjs",
   "type": "module",
   "source": "index.mjs",
   "scripts": {
+    "test": "npm run test:esm && npm run test:cjs",
     "test:esm": "node tests/index.test.mjs",
     "test:cjs": "node tests/index.test.cjs",
     "build": "NODE_ENV=production parcel build --no-autoinstall"
@@ -20,7 +21,7 @@
     "dist/index.mjs"
   ],
   "keywords": [
-    "request-json-rpc",
+    "request json rpc",
     "request-json-rpc2",
     "node request-json-rpc 2",
     "json-rpc2",
@@ -41,6 +42,6 @@
   "devDependencies": {
     "express": "~4.19.1",
     "parcel": "~2.12.0",
-    "supertest": "~6.3.4"
+    "supertest": "~7.0.0"
   }
 }

tests/index.test.cjs

@@ -6,7 +6,7 @@ const requestJsonRpc2 = require('../index.cjs');
 const app = express();
 app.use(express.json());
 
-test('ExpressJS', async () => {
+test('CJS', async () => {
   app.post('/api', function(req, res) {
     switch (req.body.body.method) {
       case 'ping': {

tests/index.test.mjs

@@ -6,7 +6,7 @@ import requestJsonRpc2 from '../index.mjs';
 const app = express();
 app.use(express.json());
 
-test('ExpressJS', async () => {
+test('MJS', async () => {
   app.post('/api', (req, res) => {
     switch (req.body.body.method) {
       case 'ping': {