[CI Skip] 0.17.4

packages/util/docs/jsonrpc.md

@@ -2,8 +2,26 @@
 
 Convenience functions for values from @polkadot/api-jsonrpc 
 
+- [jsonrpcParam](#jsonrpcparam) Returns a string representation of the parameter name (optional) & type.
 - [jsonrpcSignature](#jsonrpcsignature) Returns a string representation of the method with inputs and outputs.
 
+## jsonrpcParam
+
+Returns a string representation of the parameter name (optional) & type. 
+
+```js
+jsonrpcParam (param: { name?: string, type: string }): string
+```
+
+
+Formats the name and type into a human-readable string.
+
+```js
+import { jsonrpcParam } from '@polkadot/util';
+
+console.log(jsonrpcParam({ name: 'dest', type: 'Address' }); // => dest: Address
+```
+
 ## jsonrpcSignature
 
 Returns a string representation of the method with inputs and outputs. 
@@ -20,5 +38,5 @@ import { jsonrpcSignature } from '@polkadot/util';
 
 console.log(jsonrpcSignature(
 'test_method', [{ name: 'dest', type: 'Address' }], { type: 'Address' }
-)); // => test_method (destination: Address): Address
+)); // => test_method (dest: Address): Address
 ```