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Codegen: Preserve attrs and add #[allow(clippy::all)] (#784)

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* Preserve attrs on codegen and ignore all clippy on generated code

* tweak and test attr preservation
This commit is contained in:
James Wilson
2023-01-17 09:42:04 +00:00
committed by GitHub
parent a3713476da
commit 26b8a81c17
2 changed files with 42 additions and 6 deletions
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testing/integration-tests/src/codegen/codegen_documentation.rs
+39 -6
View File
@@ -9,11 +9,14 @@ use subxt_codegen::{
RuntimeGenerator,
};
fn load_test_metadata() -> frame_metadata::RuntimeMetadataPrefixed {
let bytes = test_runtime::METADATA;
codec::Decode::decode(&mut &*bytes).expect("Cannot decode scale metadata")
}
fn metadata_docs() -> Vec<String> {
// Load the runtime metadata downloaded from a node via `test-runtime`.
let bytes = test_runtime::METADATA;
let meta: frame_metadata::RuntimeMetadataPrefixed =
codec::Decode::decode(&mut &*bytes).expect("Cannot decode scale metadata");
let meta = load_test_metadata();
let metadata = match meta.1 {
frame_metadata::RuntimeMetadata::V14(v14) => v14,
_ => panic!("Unsupported metadata version {:?}", meta.1),
@@ -45,9 +48,7 @@ fn metadata_docs() -> Vec<String> {
fn generate_runtime_interface(crate_path: CratePath) -> String {
// Load the runtime metadata downloaded from a node via `test-runtime`.
let bytes = test_runtime::METADATA;
let metadata: frame_metadata::RuntimeMetadataPrefixed =
codec::Decode::decode(&mut &*bytes).expect("Cannot decode scale metadata");
let metadata = load_test_metadata();
// Generate a runtime interface from the provided metadata.
let generator = RuntimeGenerator::new(metadata);
@@ -108,3 +109,35 @@ fn check_documentation() {
);
}
}
#[test]
fn check_root_attrs_preserved() {
let metadata = load_test_metadata();
// Test that the root docs/attr are preserved.
let item_mod = syn::parse_quote!(
/// Some root level documentation
#[some_root_attribute]
pub mod api {}
);
// Generate a runtime interface from the provided metadata.
let generator = RuntimeGenerator::new(metadata);
let derives = DerivesRegistry::new(&CratePath::default());
let generated_code = generator
.generate_runtime(item_mod, derives, CratePath::default())
.to_string();
let doc_str_loc = generated_code
.find("Some root level documentation")
.expect("root docs should be preserved");
let attr_loc = generated_code.find("some_root_attribute") // '#' is space separated in generated output.
.expect("root attr should be preserved");
let mod_start = generated_code
.find("pub mod api")
.expect("'pub mod api' expected");
// These things should be before the mod start
assert!(doc_str_loc < mod_start);
assert!(attr_loc < mod_start);
}