feat: add get nonce to wasm

dojo.pyx

@@ -425,6 +425,14 @@ cdef extern from *:
 
   FieldElement poseidon_hash(const FieldElement *felts, uintptr_t felts_len);
 
+  ResultFieldElement get_selector_from_name(const char *name);
+
+  FieldElement starknet_keccak(const uint8_t *bytes, uintptr_t bytes_len);
+
+  ResultFieldElement cairo_short_string_to_felt(const char *str);
+
+  Resultc_char parse_cairo_short_string(FieldElement felt);
+
   ResultFieldElement typed_data_encode(const char *typed_data, FieldElement address);
 
   FieldElement signing_key_new();
@@ -453,6 +461,8 @@ cdef extern from *:
 
   void account_set_block_id(Account *account, BlockId block_id);
 
+  ResultFieldElement account_nonce(Account *account);
+
   ResultFieldElement account_execute_raw(Account *account,
                                          const Call *calldata,
                                          uintptr_t calldata_len);

src/wasm/mod.rs

@@ -287,6 +287,12 @@ impl Account {
 
         Result::Ok(Account(account))
     }
+
+    #[wasm_bindgen(js_name = nonce)]
+    pub async unsafe fn nonce(&self) -> Result<String, JsValue> {
+        let nonce = self.0.get_nonce().await.map_err(|e| JsValue::from(e.to_string()))?;
+        Ok(format!("{:#x}", nonce))
+    }
 }
 
 #[wasm_bindgen(js_name = hashGetContractAddress)]