3 files changed, 29 insertions, 0 deletions
diff --git a/src/interfaces/factory.rs b/src/interfaces/factory.rs
new file mode 100644
index 0000000..c97fc09
--- /dev/null
+++ b/src/interfaces/factory.rs
@@ -0,0 +1,10 @@
+#![allow(clippy::module_name_repetitions)]
+use crate::libs::intertrait::CastFrom;
+use crate::ptr::InterfacePtr;
+
+pub trait IFactory<Args, ReturnInterface>:
+    Fn<Args, Output = InterfacePtr<ReturnInterface>> + CastFrom
+where
+    ReturnInterface: 'static + ?Sized,
+{
+}
diff --git a/src/interfaces/injectable.rs b/src/interfaces/injectable.rs
new file mode 100644
index 0000000..24032a6
--- /dev/null
+++ b/src/interfaces/injectable.rs
@@ -0,0 +1,17 @@
+use crate::errors::injectable::ResolveError;
+use crate::libs::intertrait::CastFrom;
+use crate::ptr::InterfacePtr;
+use crate::DIContainer;
+
+pub trait Injectable: CastFrom
+{
+    /// Resolves the dependencies of the injectable.
+    ///
+    /// # Errors
+    /// Will return `Err` if resolving the dependencies fails.
+    fn resolve(
+        di_container: &DIContainer,
+    ) -> error_stack::Result<InterfacePtr<Self>, ResolveError>
+    where
+        Self: Sized;
+}
diff --git a/src/interfaces/mod.rs b/src/interfaces/mod.rs
new file mode 100644
index 0000000..921bb9c
--- /dev/null
+++ b/src/interfaces/mod.rs
@@ -0,0 +1,2 @@
+pub mod factory;
+pub mod injectable;