mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-06-13 23:21:06 +00:00
enhance dispatch (#720)
* normalize decl_storage * dispatch the function call * add test case * fix the root case * add system * fix the typo in unit test * fix the doc generation for decl_module * fix the unit test due to the interface change
This commit is contained in:
Guanqun Lu
@@ -64,13 +64,106 @@ macro_rules! decl_module {
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(
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$(#[$attr:meta])*
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pub struct $mod_type:ident<$trait_instance:ident: $trait_name:ident>
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for enum $call_type:ident where origin: $origin_type:ty {$(
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for enum $call_type:ident where origin: $origin_type:ty {
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$($t:tt)*
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}
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) => {
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decl_module!(@normalize
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$(#[$attr])*
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pub struct $mod_type<$trait_instance: $trait_name>
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for enum $call_type where origin: $origin_type where system = system
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[]
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$($t)*
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);
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};
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(
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$(#[$attr:meta])*
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pub struct $mod_type:ident<$trait_instance:ident: $trait_name:ident>
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for enum $call_type:ident where origin: $origin_type:ty where system = $system:ident {
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$($t:tt)*
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}
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) => {
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decl_module!(@normalize
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$(#[$attr])*
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pub struct $mod_type<$trait_instance: $trait_name>
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for enum $call_type where origin: $origin_type where system = $system
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[]
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$($t)*
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);
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};
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(@normalize
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$(#[$attr:meta])*
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pub struct $mod_type:ident<$trait_instance:ident: $trait_name:ident>
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for enum $call_type:ident where origin: $origin_type:ty where system = $system:ident
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[ $($t:tt)* ]
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$(#[doc = $doc_attr:tt])*
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fn $fn_name:ident(origin $(, $param_name:ident : $param:ty)* ) -> $result:ty ;
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$($rest:tt)*
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) => {
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decl_module!(@normalize
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$(#[$attr])*
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pub struct $mod_type<$trait_instance: $trait_name>
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for enum $call_type where origin: $origin_type where system = $system
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[ $($t)* $(#[doc = $doc_attr])* fn $fn_name(origin $( , $param_name : $param )* ) -> $result; ]
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$($rest)*
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);
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};
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(@normalize
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$(#[$attr:meta])*
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pub struct $mod_type:ident<$trait_instance:ident: $trait_name:ident>
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for enum $call_type:ident where origin: $origin_type:ty where system = $system:ident
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[ $($t:tt)* ]
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$(#[doc = $doc_attr:tt])*
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fn $fn_name:ident($( $param_name:ident : $param:ty),* ) -> $result:ty ;
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$($rest:tt)*
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) => {
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decl_module!(@normalize
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$(#[$attr])*
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pub struct $mod_type<$trait_instance: $trait_name>
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for enum $call_type where origin: $origin_type where system = $system
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[ $($t)* $(#[doc = $doc_attr])* fn $fn_name(root $( , $param_name : $param )* ) -> $result; ]
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$($rest)*
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);
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};
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(@normalize
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$(#[$attr:meta])*
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pub struct $mod_type:ident<$trait_instance:ident: $trait_name:ident>
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for enum $call_type:ident where origin: $origin_type:ty where system = $system:ident
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[ $($t:tt)* ]
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) => {
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decl_module!(@imp
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$(#[$attr])*
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pub struct $mod_type<$trait_instance: $trait_name>
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for enum $call_type where origin: $origin_type where system = $system {
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$($t)*
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}
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);
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};
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(@call
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origin
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$mod_type:ident $trait_instance:ident $fn_name:ident $origin:ident $system:ident [ $( $param_name:ident),* ]
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) => {
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<$mod_type<$trait_instance>>::$fn_name( $origin $(, $param_name )* )
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};
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(@call
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root
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$mod_type:ident $trait_instance:ident $fn_name:ident $origin:ident $system:ident [ $( $param_name:ident),* ]
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) => {
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{
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$system::ensure_root($origin)?;
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<$mod_type<$trait_instance>>::$fn_name( $( $param_name ),* )
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}
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};
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(@imp
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$(#[$attr:meta])*
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pub struct $mod_type:ident<$trait_instance:ident: $trait_name:ident>
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for enum $call_type:ident where origin: $origin_type:ty where system = $system:ident {
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$(
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$(#[doc = $doc_attr:tt])*
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fn $fn_name:ident(origin
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$(
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, $param_name:ident : $param:ty
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)*
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) -> $result:ty;
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fn $fn_name:ident($from:ident $( , $param_name:ident : $param:ty)*) -> $result:ty;
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)*}
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) => {
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// Workaround for https://github.com/rust-lang/rust/issues/26925 . Remove when sorted.
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@@ -194,8 +287,9 @@ macro_rules! decl_module {
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fn dispatch(self, _origin: Self::Origin) -> $crate::dispatch::Result {
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match self {
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$(
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$call_type::$fn_name( $( $param_name ),* ) =>
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<$mod_type<$trait_instance>>::$fn_name( _origin $(, $param_name )* ),
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$call_type::$fn_name( $( $param_name ),* ) => {
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decl_module!(@call $from $mod_type $trait_instance $fn_name _origin $system [ $( $param_name ),* ])
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},
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)*
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_ => { panic!("__PhantomItem should never be used.") },
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}
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@@ -212,10 +306,9 @@ macro_rules! decl_module {
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d.dispatch(origin)
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}
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}
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__dispatch_impl_json_metadata! {
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$mod_type $trait_instance $trait_name $call_type $origin_type
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{$( $(#[doc = $doc_attr])* fn $fn_name(origin $(, $param_name : $param )*) -> $result; )*}
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{$( $(#[doc = $doc_attr])* fn $fn_name($from $(, $param_name : $param )*) -> $result; )*}
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}
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}
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}
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@@ -386,12 +479,11 @@ macro_rules! __dispatch_impl_json_metadata {
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#[macro_export]
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#[doc(hidden)]
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macro_rules! __call_to_json {
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// WITH AUX
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(
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$call_type:ident $origin_type:ty
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{$(
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$(#[doc = $doc_attr:tt])*
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fn $fn_name:ident(origin
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fn $fn_name:ident($from:ident
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$(
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, $param_name:ident : $param:ty
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)*
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@@ -402,7 +494,7 @@ macro_rules! __call_to_json {
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r#"{ "name": ""#, stringify!($call_type),
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r#"", "functions": {"#,
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__functions_to_json!(""; 0; $origin_type; $(
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fn $fn_name(origin $(, $param_name: $param )* ) -> $result;
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fn $fn_name($from $(, $param_name: $param )* ) -> $result;
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__function_doc_to_json!(""; $($doc_attr)*);
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)*), " } }"
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)
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@@ -413,12 +505,15 @@ macro_rules! __call_to_json {
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#[macro_export]
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#[doc(hidden)]
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macro_rules! __functions_to_json {
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// WITHOUT AUX
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// ROOT
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(
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$prefix_str:tt;
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$fn_id:expr;
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fn $fn_name:ident(
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$($param_name:ident : $param:ty),*
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$origin_type:ty;
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fn $fn_name:ident(root
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$(
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, $param_name:ident : $param:ty
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)*
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) -> $result:ty;
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$fn_doc:expr;
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$($rest:tt)*
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@@ -426,14 +521,14 @@ macro_rules! __functions_to_json {
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concat!($prefix_str, " ",
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__function_to_json!(
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fn $fn_name(
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$($param_name : $param),*
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$( $param_name : $param ),*
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) -> $result;
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$fn_doc;
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$fn_id;
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), __functions_to_json!(","; $fn_id + 1; $($rest)*)
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), __functions_to_json!(","; $fn_id + 1; $origin_type; $($rest)*)
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)
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};
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// WITH AUX
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// NON ROOT
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(
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$prefix_str:tt;
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$fn_id:expr;
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@@ -489,6 +584,18 @@ macro_rules! __function_to_json {
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r#" ], "description": ["#, $fn_doc, " ] }"
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)
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};
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(
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fn $fn_name:ident() -> $result:ty;
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$fn_doc:tt;
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$fn_id:expr;
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) => {
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concat!(
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r#"""#, stringify!($fn_id), r#"""#,
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r#": { "name": ""#, stringify!($fn_name),
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r#"", "params": [ "#,
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r#" ], "description": ["#, $fn_doc, " ] }"
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)
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};
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}
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/// Convert a function documentation attribute into its JSON representation.
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@@ -526,12 +633,22 @@ mod tests {
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type Origin;
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}
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pub mod system {
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use super::Result;
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pub fn ensure_root<R>(_: R) -> Result {
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Ok(())
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}
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}
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decl_module! {
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pub struct Module<T: Trait> for enum Call where origin: T::Origin {
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/// Hi, this is a comment.
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fn aux_0(origin) -> Result;
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fn aux_1(origin, data: i32) -> Result;
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fn aux_2(origin, data: i32, data2: String) -> Result;
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fn aux_3() -> Result;
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fn aux_4(data: i32) -> Result;
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}
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}
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@@ -541,14 +658,23 @@ mod tests {
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r#""0": { "name": "aux_0", "params": [ "#,
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r#"{ "name": "origin", "type": "T::Origin" }"#,
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r#" ], "description": [ " Hi, this is a comment." ] }, "#,
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r#""0 + 1": { "name": "aux_1", "params": [ "#,
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r#"{ "name": "origin", "type": "T::Origin" }, "#,
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r#"{ "name": "data", "type": "i32" }"#,
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r#" ], "description": [ ] }, "#,
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r#""0 + 1 + 1": { "name": "aux_2", "params": [ "#,
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r#"{ "name": "origin", "type": "T::Origin" }, "#,
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r#"{ "name": "data", "type": "i32" }, "#,
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r#"{ "name": "data2", "type": "String" }"#,
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r#" ], "description": [ ] }, "#,
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r#""0 + 1 + 1 + 1": { "name": "aux_3", "params": [ "#,
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r#" ], "description": [ ] }, "#,
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r#""0 + 1 + 1 + 1 + 1": { "name": "aux_4", "params": [ "#,
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r#"{ "name": "data", "type": "i32" }"#,
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r#" ], "description": [ ] }"#,
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r#" } }"#,
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r#" }"#,
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@@ -566,6 +692,14 @@ mod tests {
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fn aux_2(_: T::Origin, _: i32, _: String) -> Result {
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unreachable!()
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}
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fn aux_3() -> Result {
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unreachable!()
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}
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fn aux_4(_: i32) -> Result {
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unreachable!()
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}
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}
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struct TraitImpl {}
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