payable attribute - #[payable]

contracts/examples/bonding-curve-contract/src/bonding_curve_contract.rs

@@ -20,13 +20,13 @@ pub trait Contract:
     #[init]
     fn init(&self) {}
 
-    #[payable("*")]
+    #[payable]
     #[endpoint(sellToken)]
     fn sell_token_endpoint(&self) {
         self.sell_token::<FunctionSelector<Self::Api>>();
     }
 
-    #[payable("*")]
+    #[payable]
     #[endpoint(buyToken)]
     fn buy_token_endpoint(
         &self,
@@ -42,7 +42,7 @@ pub trait Contract:
     }
 
     #[endpoint(deposit)]
-    #[payable("*")]
+    #[payable]
     fn deposit_endpoint(&self, payment_token: OptionalValue<TokenIdentifier>) {
         self.deposit::<FunctionSelector<Self::Api>>(payment_token)
     }

contracts/examples/crowdfunding-esdt/src/crowdfunding_esdt.rs

@@ -29,7 +29,7 @@ pub trait Crowdfunding {
     }
 
     #[endpoint]
-    #[payable("*")]
+    #[payable]
     fn fund(&self) {
         let (token, _, payment) = self.call_value().egld_or_single_esdt().into_tuple();
 

contracts/examples/digital-cash/src/pay_fee_and_fund.rs

@@ -5,7 +5,7 @@ use crate::{constants::*, helpers, storage};
 #[multiversx_sc::module]
 pub trait PayFeeAndFund: storage::StorageModule + helpers::HelpersModule {
     #[endpoint(payFeeAndFundESDT)]
-    #[payable("*")]
+    #[payable]
     fn pay_fee_and_fund_esdt(&self, address: ManagedAddress, valability: u64) {
         let mut payments = self.call_value().all_esdt_transfers().clone();
         let fee = EgldOrEsdtTokenPayment::from(payments.get(0).clone());
@@ -32,7 +32,7 @@ pub trait PayFeeAndFund: storage::StorageModule + helpers::HelpersModule {
     }
 
     #[endpoint]
-    #[payable("*")]
+    #[payable]
     fn fund(&self, address: ManagedAddress, valability: u64) {
         require!(!self.deposit(&address).is_empty(), FEES_NOT_COVERED_ERR_MSG);
         let deposit_mapper = self.deposit(&address).get();

contracts/examples/digital-cash/src/signature_operations.rs

@@ -92,7 +92,7 @@ pub trait SignatureOperationsModule: storage::StorageModule + helpers::HelpersMo
     }
 
     #[endpoint]
-    #[payable("*")]
+    #[payable]
     fn forward(
         &self,
         address: ManagedAddress,

contracts/examples/esdt-transfer-with-fee/src/esdt_transfer_with_fee.rs

@@ -43,7 +43,7 @@ pub trait EsdtTransferWithFee {
         self.tx().to(ToCaller).payment(fees).transfer();
     }
 
-    #[payable("*")]
+    #[payable]
     #[endpoint]
     fn transfer(&self, address: ManagedAddress) {
         require!(

contracts/examples/fractional-nfts/src/fractional_nfts.rs

@@ -47,7 +47,7 @@ pub trait FractionalNfts: default_issue_callbacks::DefaultIssueCallbacksModule {
             .async_call_and_exit();
     }
 
-    #[payable("*")]
+    #[payable]
     #[endpoint(fractionalizeNFT)]
     fn fractionalize_nft(
         &self,
@@ -97,7 +97,7 @@ pub trait FractionalNfts: default_issue_callbacks::DefaultIssueCallbacksModule {
             .transfer();
     }
 
-    #[payable("*")]
+    #[payable]
     #[endpoint(unFractionalizeNFT)]
     fn unfractionalize_nft(&self) {
         let fractional_payment = self.call_value().single_esdt();

contracts/examples/lottery-esdt/src/lottery.rs

@@ -166,7 +166,7 @@ pub trait Lottery {
     }
 
     #[endpoint]
-    #[payable("*")]
+    #[payable]
     fn buy_ticket(&self, lottery_name: ManagedBuffer) {
         let (token_identifier, payment) = self.call_value().egld_or_single_fungible_esdt();
 

contracts/examples/multisig/src/multisig.rs

@@ -49,7 +49,7 @@ pub trait Multisig:
     }
 
     /// Allows the contract to receive funds even if it is marked as unpayable in the protocol.
-    #[payable("*")]
+    #[payable]
     #[endpoint]
     fn deposit(&self) {}
 

contracts/examples/nft-minter/src/nft_module.rs

@@ -59,7 +59,7 @@ pub trait NftModule {
 
     // endpoints
 
-    #[payable("*")]
+    #[payable]
     #[endpoint(buyNft)]
     fn buy_nft(&self, nft_nonce: u64) {
         let payment = self.call_value().egld_or_single_esdt();

contracts/examples/nft-subscription/src/lib.rs

@@ -46,7 +46,7 @@ pub trait NftSubscription:
             .transfer();
     }
 
-    #[payable("*")]
+    #[payable]
     #[endpoint]
     fn update_attributes(&self, attributes: ManagedBuffer) {
         let payment = self.call_value().single_esdt();
@@ -65,7 +65,7 @@ pub trait NftSubscription:
             .transfer();
     }
 
-    #[payable("*")]
+    #[payable]
     #[endpoint]
     fn renew(&self, duration: u64) {
         let payment = self.call_value().single_esdt();
@@ -84,7 +84,7 @@ pub trait NftSubscription:
             .transfer();
     }
 
-    #[payable("*")]
+    #[payable]
     #[endpoint]
     fn cancel(&self) {
         let payment = self.call_value().single_esdt();

contracts/examples/order-book/pair/src/lib.rs

@@ -24,7 +24,7 @@ pub trait Pair:
         self.second_token_id().set_if_empty(&second_token_id);
     }
 
-    #[payable("*")]
+    #[payable]
     #[endpoint(createBuyOrder)]
     fn create_buy_order_endpoint(&self, params: OrderInputParams<Self::Api>) {
         self.require_global_op_not_ongoing();
@@ -34,7 +34,7 @@ pub trait Pair:
         self.create_order(payment, params, common::OrderType::Buy);
     }
 
-    #[payable("*")]
+    #[payable]
     #[endpoint(createSellOrder)]
     fn create_sell_order_endpoint(&self, params: OrderInputParams<Self::Api>) {
         self.require_global_op_not_ongoing();

contracts/examples/rewards-distribution/src/rewards_distribution.rs

@@ -57,7 +57,7 @@ pub trait RewardsDistribution:
         self.brackets().set(brackets);
     }
 
-    #[payable("*")]
+    #[payable]
     #[endpoint(depositRoyalties)]
     fn deposit_royalties(&self) {
         let payment = self.call_value().egld_or_single_esdt();
@@ -247,7 +247,7 @@ pub trait RewardsDistribution:
         );
     }
 
-    #[payable("*")]
+    #[payable]
     #[endpoint(claimRewards)]
     fn claim_rewards(
         &self,

contracts/examples/seed-nft-minter/src/nft_module.rs

@@ -38,7 +38,7 @@ pub trait NftModule:
 
     // endpoints
 
-    #[payable("*")]
+    #[payable]
     #[endpoint(buyNft)]
     fn buy_nft(&self, nft_nonce: u64) {
         let payment = self.call_value().egld_or_single_esdt();

framework/derive/src/parse/attributes/payable_attr.rs

@@ -3,7 +3,7 @@ use crate::parse::attributes::util::{clean_string, is_first_char_numeric};
 use super::attr_names::*;
 
 pub struct PayableAttribute {
-    pub identifier: Option<String>,
+    pub identifier: String,
 }
 
 impl PayableAttribute {
@@ -24,10 +24,11 @@ impl PayableAttribute {
 
 /// Current implementation only works with 1 token name.
 /// Might be extended in the future.
-fn extract_token_identifier(attr: &syn::Attribute) -> Option<String> {
+fn extract_token_identifier(attr: &syn::Attribute) -> String {
     match attr.meta.clone() {
         syn::Meta::Path(_) => {
-            panic!("attribute needs 1 string argument: Replace with #[payable(\"*\")] or #[payable(\"EGLD\")]")
+            // #[payable]
+            "*".to_owned()
         },
         syn::Meta::List(list) => {
             let mut iter = list.tokens.into_iter();
@@ -60,7 +61,7 @@ fn extract_token_identifier(attr: &syn::Attribute) -> Option<String> {
                 iter.next().is_none(),
                 "too many tokens in attribute argument"
             );
-            Some(ticker)
+            ticker
         },
         syn::Meta::NameValue(_) => panic!(
             "attribute can not be name value. attribute needs 1 string argument: \"*\" or \"EGLD\""

framework/derive/src/parse/method_parse.rs

@@ -16,7 +16,7 @@ use super::{
     process_title_attribute, process_upgrade_attribute, process_view_attribute,
 };
 pub struct MethodAttributesPass1 {
-    pub method_name: String,
+    pub _method_name: String,
     pub payable: MethodPayableMetadata,
     pub only_owner: bool,
     pub only_admin: bool,
@@ -34,7 +34,7 @@ pub fn process_method(m: &syn::TraitItemFn, trait_attributes: &TraitProperties)
     };
 
     let mut first_pass_data = MethodAttributesPass1 {
-        method_name: m.sig.ident.to_string(),
+        _method_name: m.sig.ident.to_string(),
         payable: MethodPayableMetadata::NotPayable,
         only_owner: trait_attributes.only_owner,
         only_admin: trait_attributes.only_admin,

framework/derive/src/parse/payable_parse.rs

@@ -5,15 +5,11 @@ pub fn process_payable_attribute(
     attr: &syn::Attribute,
     pass_1_data: &mut MethodAttributesPass1,
 ) -> bool {
-    PayableAttribute::parse(attr).map(|payable_attr| {
-        if let Some(identifier) = payable_attr.identifier {
-            pass_1_data.payable = parse_payable_identifier(identifier.as_str());
-        } else {
-            panic!(
-                "Endpoint `payable` attribute requires one argument. Replace with `#[payable(\"*\")]` or `#[payable(\"EGLD\")]`. Method name: {}",
-                &pass_1_data.method_name);
-        }
-    }).is_some()
+    PayableAttribute::parse(attr)
+        .map(|payable_attr| {
+            pass_1_data.payable = parse_payable_identifier(&payable_attr.identifier);
+        })
+        .is_some()
 }
 
 fn parse_payable_identifier(identifier: &str) -> MethodPayableMetadata {