sc-config.toml default-features

contracts/feature-tests/multi-contract-features/multicontract.toml

@@ -33,6 +33,7 @@ add-labels = ["mcs-external-view"]
 [contracts.multi-contract-example-feature]
 add-unlabelled = true          # optional here, since the default is true
 features = ["example_feature"]
+default-features = false
 
 [contracts.multi-contract-alt-impl]
 add-unlabelled = false

contracts/feature-tests/multi-contract-features/wasm-multi-contract-example-feature/Cargo.toml

@@ -27,6 +27,7 @@ panic = "abort"
 [dependencies.multi-contract-features]
 path = ".."
 features = ["example_feature"]
+default-features = false
 
 [dependencies.multiversx-sc-wasm-adapter]
 version = "0.53.2"

framework/meta-lib/src/cargo_toml_contents.rs

@@ -288,17 +288,26 @@ impl CargoTomlContents {
         result
     }
 
-    pub fn change_features_for_parent_crate_dep(&mut self, features: &[String]) {
+    pub fn change_features_for_parent_crate_dep(
+        &mut self,
+        features: &[String],
+        default_features: Option<bool>,
+    ) {
         let deps_mut = self.dependencies_mut();
         for (_, dep) in deps_mut {
             if is_dep_path_above(dep) {
                 let feature_values = features
                     .iter()
                     .map(|feature| Value::String(feature.clone()))
                     .collect();
-                dep.as_table_mut()
-                    .expect("malformed crate Cargo.toml")
-                    .insert("features".to_string(), Value::Array(feature_values));
+                let deps_table = dep.as_table_mut().expect("malformed crate Cargo.toml");
+                deps_table.insert("features".to_string(), Value::Array(feature_values));
+                if let Some(default_features_value) = default_features {
+                    deps_table.insert(
+                        "default-features".to_string(),
+                        Value::Boolean(default_features_value),
+                    );
+                }
             }
         }
     }

framework/meta-lib/src/contract/meta_config.rs

@@ -73,6 +73,7 @@ impl MetaConfig {
                 framework_version: main_cargo_toml_contents.dependency_version(FRAMEWORK_NAME_BASE),
                 framework_path: main_cargo_toml_contents.dependency_path(FRAMEWORK_NAME_BASE),
                 contract_features: contract.settings.features.clone(),
+                contract_default_features: contract.settings.default_features,
             };
             generate_wasm_cargo_toml(&cargo_toml_data, crate_name.as_str())
                 .save_to_file(contract.cargo_toml_path());
@@ -228,6 +229,7 @@ members = [\".\"]
             framework_version: "x.y.z".to_string(),
             framework_path: Option::Some("../../../framework/base".to_string()),
             contract_features: Vec::<String>::new(),
+            contract_default_features: None,
         };
         let crate_name = "test-crate-name".to_string();
         let generated_contents =

framework/meta-lib/src/contract/sc_config/contract_variant_builder.rs

@@ -78,6 +78,7 @@ impl ContractVariantBuilder {
                     allocator: parse_allocator(&cms.allocator),
                     stack_size: parse_stack_size(&cms.stack_size),
                     features: cms.features.clone(),
+                    default_features: cms.default_features,
                     kill_legacy_callback: cms.kill_legacy_callback,
                     profile: ContractVariantProfile::from_serde(&cms.profile),
                 },

framework/meta-lib/src/contract/sc_config/contract_variant_settings.rs

@@ -29,6 +29,9 @@ pub struct ContractVariantSettings {
     /// Features that are activated on the contract crate, from wasm.
     pub features: Vec<String>,
 
+    /// Allows disabling default features in the contract crate, from wasm.
+    pub default_features: Option<bool>,
+
     /// Forcibly remove the original contrct legacy callback.
     pub kill_legacy_callback: bool,
 
@@ -44,6 +47,7 @@ impl Default for ContractVariantSettings {
             allocator: Default::default(),
             stack_size: DEFAULT_STACK_SIZE,
             features: Default::default(),
+            default_features: None,
             kill_legacy_callback: false,
             profile: Default::default(),
         }

framework/meta-lib/src/contract/sc_config/sc_config_serde.rs

@@ -55,6 +55,10 @@ pub struct ContractVariantSerde {
     #[serde(default)]
     pub features: Vec<String>,
 
+    #[serde(default)]
+    #[serde(rename = "default-features")]
+    pub default_features: Option<bool>,
+
     #[serde(default)]
     pub kill_legacy_callback: bool,
 

framework/meta-lib/src/contract/wasm_cargo_toml_data.rs

@@ -8,4 +8,5 @@ pub struct WasmCargoTomlData {
     pub framework_version: String,
     pub framework_path: Option<String>,
     pub contract_features: Vec<String>,
+    pub contract_default_features: Option<bool>,
 }

framework/meta-lib/src/contract/wasm_cargo_toml_generate.rs

@@ -39,8 +39,10 @@ pub fn generate_wasm_cargo_toml(
 
     //check features
     if !cargo_toml_data.contract_features.is_empty() {
-        new_cargo
-            .change_features_for_parent_crate_dep(cargo_toml_data.contract_features.as_slice());
+        new_cargo.change_features_for_parent_crate_dep(
+            cargo_toml_data.contract_features.as_slice(),
+            cargo_toml_data.contract_default_features,
+        );
     }
 
     //insert default workspace