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add constants api to codegen (#402)

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* add constants api to codegen

Signed-off-by: Gregory Hill <gregorydhill@outlook.com>

* handle constant decoding error

Signed-off-by: Gregory Hill <gregorydhill@outlook.com>

* fix clippy and remove extra constants allocation

Signed-off-by: Gregory Hill <gregorydhill@outlook.com>
This commit is contained in:
Greg Hill
2022-01-27 14:27:20 +00:00
committed by GitHub
parent 3dded0c600
commit 5f5a7ef5f7
3 changed files with 97 additions and 0 deletions
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codegen/src/api/mod.rs
+33
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@@ -15,6 +15,7 @@
// along with subxt. If not, see <http://www.gnu.org/licenses/>.
mod calls;
mod constants;
mod errors;
mod events;
mod storage;
@@ -176,12 +177,23 @@ impl RuntimeGenerator {
quote!()
};
let constants_mod = if !pallet.constants.is_empty() {
constants::generate_constants(
&type_gen,
&pallet.constants,
types_mod_ident,
)
} else {
quote!()
};
quote! {
pub mod #mod_name {
use super::#types_mod_ident;
#calls
#event
#storage_mod
#constants_mod
}
}
});
@@ -207,6 +219,12 @@ impl RuntimeGenerator {
};
let mod_ident = item_mod_ir.ident;
let pallets_with_constants =
pallets_with_mod_names
.iter()
.filter_map(|(pallet, pallet_mod_name)| {
(!pallet.constants.is_empty()).then(|| pallet_mod_name)
});
let pallets_with_storage =
pallets_with_mod_names
.iter()
@@ -273,6 +291,10 @@ impl RuntimeGenerator {
T: ::subxt::Config,
X: ::subxt::SignedExtra<T>,
{
pub fn constants(&'a self) -> ConstantsApi {
ConstantsApi
}
pub fn storage(&'a self) -> StorageApi<'a, T> {
StorageApi { client: &self.client }
}
@@ -282,6 +304,17 @@ impl RuntimeGenerator {
}
}
pub struct ConstantsApi;
impl ConstantsApi
{
#(
pub fn #pallets_with_constants(&self) -> #pallets_with_constants::constants::ConstantsApi {
#pallets_with_constants::constants::ConstantsApi
}
)*
}
pub struct StorageApi<'a, T: ::subxt::Config> {
client: &'a ::subxt::Client<T>,
}