From 47b135ce63e7a0c0f2ebfcf518dbb13e68b5eddc Mon Sep 17 00:00:00 2001
From: HampusM <hampus@hampusmat.com>
Date: Mon, 18 Jul 2022 21:14:14 +0200
Subject: refactor: rename the castable_to macro to declare_interface

---
 syrette_macros/src/declare_interface_args.rs      | 23 +++++++++++++++
 syrette_macros/src/lib.rs                         | 30 ++++++++++++-------
 syrette_macros/src/libs/intertrait_macros/args.rs | 36 -----------------------
 syrette_macros/src/libs/intertrait_macros/mod.rs  |  1 -
 4 files changed, 43 insertions(+), 47 deletions(-)
 create mode 100644 syrette_macros/src/declare_interface_args.rs
 delete mode 100644 syrette_macros/src/libs/intertrait_macros/args.rs

(limited to 'syrette_macros/src')

diff --git a/syrette_macros/src/declare_interface_args.rs b/syrette_macros/src/declare_interface_args.rs
new file mode 100644
index 0000000..b54f458
--- /dev/null
+++ b/syrette_macros/src/declare_interface_args.rs
@@ -0,0 +1,23 @@
+use syn::parse::{Parse, ParseStream, Result};
+use syn::{Path, Token, Type};
+
+pub struct DeclareInterfaceArgs
+{
+    pub implementation: Type,
+    pub interface: Path,
+}
+
+impl Parse for DeclareInterfaceArgs
+{
+    fn parse(input: ParseStream) -> Result<Self>
+    {
+        let implementation: Type = input.parse()?;
+
+        input.parse::<Token![->]>()?;
+
+        Ok(Self {
+            implementation,
+            interface: input.parse()?,
+        })
+    }
+}
diff --git a/syrette_macros/src/lib.rs b/syrette_macros/src/lib.rs
index 0a6f0e7..33c9b86 100644
--- a/syrette_macros/src/lib.rs
+++ b/syrette_macros/src/lib.rs
@@ -2,15 +2,17 @@ use proc_macro::TokenStream;
 use quote::quote;
 use syn::{parse, parse_macro_input};
 
+mod declare_interface_args;
 mod factory_type_alias;
 mod injectable_impl;
 mod injectable_macro_args;
 mod libs;
 
+use declare_interface_args::DeclareInterfaceArgs;
 use factory_type_alias::FactoryTypeAlias;
 use injectable_impl::InjectableImpl;
 use injectable_macro_args::InjectableMacroArgs;
-use libs::intertrait_macros::{args::Cast, gen_caster::generate_caster};
+use libs::intertrait_macros::gen_caster::generate_caster;
 
 /// Makes a struct injectable. Thereby usable with `DIContainer`.
 ///
@@ -65,7 +67,7 @@ pub fn injectable(args_stream: TokenStream, impl_stream: TokenStream) -> TokenSt
     quote! {
         #expanded_injectable_impl
 
-        syrette::castable_to!(#self_type => #interface_type_path);
+        syrette::declare_interface!(#self_type -> #interface_type_path);
     }
     .into()
 }
@@ -125,28 +127,36 @@ pub fn factory(_: TokenStream, type_alias_stream: TokenStream) -> TokenStream
     quote! {
         #type_alias
 
-        syrette::castable_to!(
+        syrette::declare_interface!(
             syrette::castable_factory::CastableFactory<
                 #arg_types,
                 #return_type
-            > => #factory_interface
+            > -> #factory_interface
         );
 
-        syrette::castable_to!(
+        syrette::declare_interface!(
             syrette::castable_factory::CastableFactory<
                 #arg_types,
                 #return_type
-            > => syrette::castable_factory::AnyFactory
+            > -> syrette::castable_factory::AnyFactory
         );
     }
     .into()
 }
 
-#[doc(hidden)]
+/// Declares the interface trait of a implementation.
+///
+/// # Examples
+/// ```
+/// declare_interface!(IClientService -> ClientService);
+/// ```
 #[proc_macro]
-pub fn castable_to(input: TokenStream) -> TokenStream
+pub fn declare_interface(input: TokenStream) -> TokenStream
 {
-    let Cast { ty, target } = parse_macro_input!(input);
+    let DeclareInterfaceArgs {
+        implementation,
+        interface,
+    } = parse_macro_input!(input);
 
-    generate_caster(&ty, &target).into()
+    generate_caster(&implementation, &interface).into()
 }
diff --git a/syrette_macros/src/libs/intertrait_macros/args.rs b/syrette_macros/src/libs/intertrait_macros/args.rs
deleted file mode 100644
index a49567f..0000000
--- a/syrette_macros/src/libs/intertrait_macros/args.rs
+++ /dev/null
@@ -1,36 +0,0 @@
-/**
- * Originally from Intertrait by CodeChain
- *
- * https://github.com/CodeChain-io/intertrait
- * https://crates.io/crates/intertrait/0.2.2
- *
- * Licensed under either of
- *
- * Apache License, Version 2.0 (LICENSE-APACHE or http://www.apache.org/licenses/LICENSE-2.0)
- * MIT license (LICENSE-MIT or http://opensource.org/licenses/MIT)
-
- * at your option.
-*/
-use syn::parse::{Parse, ParseStream, Result};
-use syn::{Path, Token, Type};
-
-pub struct Cast
-{
-    pub ty: Type,
-    pub target: Path,
-}
-
-impl Parse for Cast
-{
-    fn parse(input: ParseStream) -> Result<Self>
-    {
-        let ty: Type = input.parse()?;
-
-        input.parse::<Token![=>]>()?;
-
-        Ok(Cast {
-            ty,
-            target: input.parse()?,
-        })
-    }
-}
diff --git a/syrette_macros/src/libs/intertrait_macros/mod.rs b/syrette_macros/src/libs/intertrait_macros/mod.rs
index 7904663..da9775a 100644
--- a/syrette_macros/src/libs/intertrait_macros/mod.rs
+++ b/syrette_macros/src/libs/intertrait_macros/mod.rs
@@ -11,5 +11,4 @@
 
  * at your option.
 */
-pub mod args;
 pub mod gen_caster;
-- 
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