codegen: Generate type aliases for better API ergonomics (#1249)

* codegen: Generate type alias for storage return types Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * codegen: Generate type alias for call function arguments Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * testing: Update polkadot.rs code from commit 2e2a75ff81 Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * codegen: Type aliases for runtime API parameters Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * codegen: Type alias for runtime apis output Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * storage: Change path of the aliased module Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * codegen: Adjust module indentation Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * codegen: Do not alias for api::runtime_types with unresolved generics Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * codegen: Fix and document runtime API alias generation Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * Update artifacts Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * Update cargo.lock file Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * codegen: Generate composite structs with alias unnamed fields Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * testing: Update polkadot.rs file Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * codegen: Alias storage unnamed parameters Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * Update polkadot.rs Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * examples: Change polkadot to rococo runtime Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * codegen: Fix compiling tests in the codegen crate Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * codegen: Extend storage test with alias module Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * cli/tests: Adjust exepcted commands to the latest metadata Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * codegen: Remove missleading comment and docs Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * codegen: Ensure unique names for generated runtime API types Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * codegen/tests: Test expected runtime type generation Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * codegen/tests: Check duplicate params in runtime APIs Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * codegen/tests: Test colliding names of type aliases and parameters Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * Fix clippy Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * codegen: Separate alias module from struct definition Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * Update polkadot.rs Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> * codegen: Remove outdated docs from composite def Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io> --------- Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>
2026-04-22 05:37:58 +00:00 · 2023-12-08 15:07:50 +02:00
parent f06a95d687
commit c976d0dbce
15 changed files with 23437 additions and 20542 deletions
@@ -52,6 +52,7 @@ pub fn generate_events(

    let struct_defs = super::generate_structs_from_variants(
        type_gen,
+        types_mod_ident,
        event_ty,
        |name| name.into(),
        "Event",
@@ -59,20 +60,24 @@ pub fn generate_events(
        should_gen_docs,
    )?;

-    let event_structs = struct_defs.iter().map(|(variant_name, struct_def)| {
-        let pallet_name = pallet.name();
-        let event_struct = &struct_def.name;
-        let event_name = variant_name;
+    let event_structs = struct_defs
+        .iter()
+        .map(|(variant_name, struct_def, aliases)| {
+            let pallet_name = pallet.name();
+            let event_struct = &struct_def.name;
+            let event_name = variant_name;

-        quote! {
-            #struct_def
+            quote! {
+                #struct_def

-            impl #crate_path::events::StaticEvent for #event_struct {
-                const PALLET: &'static str = #pallet_name;
-                const EVENT: &'static str = #event_name;
+                #aliases
+
+                impl #crate_path::events::StaticEvent for #event_struct {
+                    const PALLET: &'static str = #pallet_name;
+                    const EVENT: &'static str = #event_name;
+                }
            }
-        }
-    });
+        });
    let event_type = type_gen.resolve_type_path(event_ty);
    let event_ty = type_gen.resolve_type(event_ty);
    let docs = &event_ty.docs;