Add CodamaPdaHelpers derive

Author: grod220

.gitignore

@@ -1 +1,2 @@
 /target
+.idea

Cargo.lock

@@ -14,16 +14,19 @@ name = "tests"
 path = "tests/mod.rs"
 
 [dev-dependencies]
+solana-address = { version = "2.4.0", features = ["curve25519"] }
 trybuild = { version = "1.0.49", features = ["diff"] }
 
 [target.'cfg(not(target_os = "solana"))'.dependencies]
 codama-attributes = { version = "0.8.0", path = "../codama-attributes" }
 codama-errors = { version = "0.8.0", path = "../codama-errors" }
 codama-koroks = { version = "0.8.0", path = "../codama-koroks" }
+codama-nodes = { version = "0.8.0", path = "../codama-nodes" }
 codama-stores = { version = "0.8.0", path = "../codama-stores" }
+codama-syn-helpers = { version = "0.8.0", path = "../codama-syn-helpers" }
 proc-macro2 = "1.0"
 quote = "1.0"
-syn = { version = "2.0", features = ["extra-traits"] }
+syn = { version = "2.0", features = ["extra-traits", "full"] }
 
 [lints.rust]
 unexpected_cfgs = { level = "warn", check-cfg = [

codama-macros/Cargo.toml

@@ -3,6 +3,8 @@ use proc_macro::TokenStream;
 mod attributes;
 #[cfg(not(target_os = "solana"))]
 mod derives;
+#[cfg(not(target_os = "solana"))]
+mod pda_helpers;
 
 fn codama_derive(input: TokenStream) -> TokenStream {
     #[cfg(not(target_os = "solana"))]
@@ -57,6 +59,20 @@ pub fn codama_pda_derive(input: TokenStream) -> TokenStream {
     codama_derive(input)
 }
 
+#[proc_macro_derive(CodamaPdaHelpers, attributes(codama))]
+pub fn codama_pda_helpers_derive(input: TokenStream) -> TokenStream {
+    #[cfg(not(target_os = "solana"))]
+    {
+        pda_helpers::codama_pda_helpers_derive_impl(input.into())
+            .unwrap_or_else(codama_errors::CodamaError::into_compile_error)
+            .into()
+    }
+    #[cfg(target_os = "solana")]
+    {
+        input
+    }
+}
+
 #[proc_macro_derive(CodamaType, attributes(codama))]
 pub fn codama_type_derive(input: TokenStream) -> TokenStream {
     codama_derive(input)