ABI title field

contracts/core/price-aggregator/src/lib.rs

@@ -358,6 +358,7 @@ pub trait PriceAggregator:
     }
 
     #[view(getOracles)]
+    #[title("oracles")]
     fn get_oracles(&self) -> MultiValueEncoded<ManagedAddress> {
         let mut result = MultiValueEncoded::new();
         for key in self.oracle_status().keys() {

contracts/core/wegld-swap/src/wegld.rs

@@ -55,12 +55,14 @@ pub trait EgldEsdtSwap: multiversx_sc_modules::pause::PauseModule {
     }
 
     #[view(getLockedEgldBalance)]
+    #[title("lockedEgldBalance")]
     fn get_locked_egld_balance(&self) -> BigUint {
         self.blockchain()
             .get_sc_balance(&EgldOrEsdtTokenIdentifier::egld(), 0)
     }
 
     #[view(getWrappedEgldTokenId)]
+    #[title("wrappedEgldTokenId")]
     #[storage_mapper("wrappedEgldTokenId")]
     fn wrapped_egld_token_id(&self) -> SingleValueMapper<TokenIdentifier>;
 }

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

@@ -55,6 +55,7 @@ pub trait Crowdfunding {
     }
 
     #[view(getCurrentFunds)]
+    #[title("currentFunds")]
     fn get_current_funds(&self) -> BigUint {
         let token = self.cf_token_identifier().get();
 
@@ -106,18 +107,22 @@ pub trait Crowdfunding {
     // storage
 
     #[view(getTarget)]
+    #[title("target")]
     #[storage_mapper("target")]
     fn target(&self) -> SingleValueMapper<BigUint>;
 
     #[view(getDeadline)]
+    #[title("deadline")]
     #[storage_mapper("deadline")]
     fn deadline(&self) -> SingleValueMapper<u64>;
 
     #[view(getDeposit)]
+    #[title("deposit")]
     #[storage_mapper("deposit")]
     fn deposit(&self, donor: &ManagedAddress) -> SingleValueMapper<BigUint>;
 
     #[view(getCrowdfundingTokenIdentifier)]
+    #[title("tokenIdentifier")]
     #[storage_mapper("tokenIdentifier")]
     fn cf_token_identifier(&self) -> SingleValueMapper<EgldOrEsdtTokenIdentifier>;
 }

contracts/feature-tests/abi-tester/abi_tester_expected_main.abi.json

@@ -110,6 +110,7 @@
         },
         {
             "name": "multi_result_3",
+            "title": "result-3",
             "mutability": "mutable",
             "inputs": [],
             "outputs": [

contracts/feature-tests/abi-tester/src/abi_tester.rs

@@ -58,6 +58,7 @@ pub trait AbiTester {
     fn take_managed_type(&self, _arg: AbiManagedType<Self::Api>) {}
 
     #[endpoint]
+    #[title("result-3")]
     #[output_name("multi-result-1")]
     #[output_name("multi-result-2")]
     #[output_name("multi-result-3")]

framework/base/src/abi/endpoint_abi.rs

@@ -1,5 +1,6 @@
 use super::*;
 use alloc::{
+    borrow::ToOwned,
     string::{String, ToString},
     vec::Vec,
 };
@@ -42,6 +43,7 @@ pub struct EndpointAbi {
     pub docs: Vec<String>,
     pub name: String,
     pub rust_method_name: String,
+    pub title: Option<String>,
     pub only_owner: bool,
     pub only_admin: bool,
     pub labels: Vec<String>,
@@ -62,6 +64,7 @@ impl EndpointAbi {
         docs: &[&str],
         name: &str,
         rust_method_name: &str,
+        title: Option<&str>,
         only_owner: bool,
         only_admin: bool,
         mutability: EndpointMutabilityAbi,
@@ -80,6 +83,7 @@ impl EndpointAbi {
             endpoint_type,
             mutability,
             payable_in_tokens: payable_in_tokens.iter().map(|s| s.to_string()).collect(),
+            title: title.map(|title| title.to_owned()),
             inputs: Vec::new(),
             outputs: Vec::new(),
             allow_multiple_var_args,

framework/base/src/external_view_contract.rs

@@ -39,6 +39,7 @@ pub fn external_view_contract_constructor_abi() -> EndpointAbi {
             ],
         "init",
         EXTERNAL_VIEW_CONSTRUCTOR_FLAG,
+        None,
         false,
         false,
         EndpointMutabilityAbi::Mutable,

framework/derive/src/generate/abi_gen.rs

@@ -15,6 +15,11 @@ fn generate_endpoint_snippet(
 ) -> proc_macro2::TokenStream {
     let endpoint_docs = &m.docs;
     let rust_method_name = m.name.to_string();
+    let title_tokens = if let Some(title) = &m.title {
+        quote! { Some(#title) }
+    } else {
+        quote! { None }
+    };
     let payable_in_tokens = m.payable_metadata().abi_strings();
 
     let input_snippets: Vec<proc_macro2::TokenStream> = m
@@ -58,6 +63,7 @@ fn generate_endpoint_snippet(
             &[ #(#endpoint_docs),* ],
             #endpoint_name,
             #rust_method_name,
+            #title_tokens,
             #only_owner,
             #only_admin,
             #mutability_tokens,

framework/derive/src/model/method.rs

@@ -40,6 +40,7 @@ pub struct Method {
     pub generics: syn::Generics,
     pub unprocessed_attributes: Vec<syn::Attribute>,
     pub method_args: Vec<MethodArgument>,
+    pub title: Option<String>,
     pub output_names: Vec<String>,
     pub label_names: Vec<String>,
     pub return_type: syn::ReturnType,

framework/derive/src/parse/attributes/mod.rs → framework/derive/src/parse/attributes.rs

@@ -11,7 +11,7 @@ mod trait_prop_names;
 mod util;
 
 pub use argument_attr::*;
-pub use doc_attr::{extract_doc, extract_macro_attributes, OutputNameAttribute};
+pub use doc_attr::{extract_doc, extract_macro_attributes, OutputNameAttribute, TitleAttribute};
 pub use endpoint_attr::*;
 pub use event_attr::*;
 pub use label_attr::*;

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

@@ -2,6 +2,7 @@ pub(super) static ATTR_PAYABLE: &str = "payable";
 pub(super) static ATTR_ONLY_OWNER: &str = "only_owner";
 pub(super) static ATTR_ONLY_ADMIN: &str = "only_admin";
 pub(super) static ATTR_ONLY_USER_ACCOUNT: &str = "only_user_account";
+pub(super) static ATTR_TITLE: &str = "title";
 pub(super) static ATTR_OUTPUT_NAME: &str = "output_name";
 pub(super) static ATTR_PAYMENT: &str = "payment"; // synonymous with `payment_amount`
 pub(super) static ATTR_PAYMENT_AMOUNT: &str = "payment_amount";

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

@@ -81,3 +81,13 @@ impl OutputNameAttribute {
         })
     }
 }
+
+pub struct TitleAttribute {
+    pub title: String,
+}
+
+impl TitleAttribute {
+    pub fn parse(attr: &syn::Attribute) -> Option<Self> {
+        is_attr_one_string_arg(attr, ATTR_TITLE).map(|arg_str| TitleAttribute { title: arg_str })
+    }
+}

framework/derive/src/parse/endpoint_parse.rs

@@ -8,7 +8,7 @@ use super::{
         is_allow_multiple_var_args, is_callback_raw, is_init, is_only_admin, is_only_owner,
         is_only_user_account, is_upgrade, CallbackAttribute, EndpointAttribute,
         ExternalViewAttribute, LabelAttribute, OutputNameAttribute, PromisesCallbackAttribute,
-        ViewAttribute,
+        TitleAttribute, ViewAttribute,
     },
     MethodAttributesPass1,
 };
@@ -224,6 +224,18 @@ pub fn process_output_names_attribute(attr: &syn::Attribute, method: &mut Method
         .is_some()
 }
 
+pub fn process_title_attribute(attr: &syn::Attribute, method: &mut Method) -> bool {
+    TitleAttribute::parse(attr)
+        .map(|title_attr| {
+            assert!(
+                method.title.is_none(),
+                "only one title attribute allowed per method"
+            );
+            method.title = Some(title_attr.title);
+        })
+        .is_some()
+}
+
 pub fn process_label_names_attribute(attr: &syn::Attribute, method: &mut Method) -> bool {
     LabelAttribute::parse(attr)
         .map(|label_attr| {

framework/derive/src/parse/method_parse.rs

@@ -13,7 +13,7 @@ use super::{
     process_init_attribute, process_label_names_attribute, process_only_admin_attribute,
     process_only_owner_attribute, process_only_user_account_attribute,
     process_output_names_attribute, process_payable_attribute, process_promises_callback_attribute,
-    process_upgrade_attribute, process_view_attribute,
+    process_title_attribute, process_upgrade_attribute, process_view_attribute,
 };
 pub struct MethodAttributesPass1 {
     pub method_name: String,
@@ -56,6 +56,7 @@ pub fn process_method(m: &syn::TraitItemFn, trait_attributes: &TraitProperties)
         generics: m.sig.generics.clone(),
         unprocessed_attributes: Vec::new(),
         method_args,
+        title: None,
         output_names: Vec::new(),
         label_names: Vec::new(),
         return_type: m.sig.output.clone(),
@@ -131,6 +132,7 @@ fn process_attribute_second_pass(
         || process_storage_mapper_from_address_attribute(attr, method)
         || process_storage_is_empty_attribute(attr, method)
         || process_storage_clear_attribute(attr, method)
+        || process_title_attribute(attr, method)
         || process_output_names_attribute(attr, method)
         || process_label_names_attribute(attr, method)
 }

framework/meta-lib/src/abi_json/endpoint_abi_json.rs

@@ -93,6 +93,10 @@ pub struct EndpointAbiJson {
     pub docs: Vec<String>,
     pub name: String,
 
+    #[serde(default)]
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub title: Option<String>,
+
     #[serde(rename = "onlyOwner")]
     #[serde(default)]
     #[serde(skip_serializing_if = "Option::is_none")]
@@ -128,6 +132,7 @@ impl From<&EndpointAbi> for EndpointAbiJson {
         EndpointAbiJson {
             docs: abi.docs.iter().map(|d| d.to_string()).collect(),
             name: abi.name.to_string(),
+            title: abi.title.clone(),
             only_owner: if abi.only_owner { Some(true) } else { None },
             only_admin: if abi.only_admin { Some(true) } else { None },
             mutability: match abi.mutability {

framework/scenario/tests/contract_without_macros.rs

@@ -390,6 +390,7 @@ mod sample_adder {
                 &[],
                 "getSum",
                 "sum",
+                None,
                 false,
                 false,
                 multiversx_sc::abi::EndpointMutabilityAbi::Readonly,
@@ -411,6 +412,7 @@ mod sample_adder {
                 &[],
                 "init",
                 "init",
+                None,
                 false,
                 false,
                 multiversx_sc::abi::EndpointMutabilityAbi::Mutable,
@@ -426,6 +428,7 @@ mod sample_adder {
                 &[],
                 "upgrade",
                 "upgrade",
+                None,
                 false,
                 false,
                 multiversx_sc::abi::EndpointMutabilityAbi::Mutable,
@@ -441,6 +444,7 @@ mod sample_adder {
                 &["Add desired amount to the storage variable."],
                 "add",
                 "add",
+                None,
                 false,
                 false,
                 multiversx_sc::abi::EndpointMutabilityAbi::Mutable,