feat: shank tuples support (#381)

Author: abernatskiy

common/changes/@subsquid/solana-typegen/feat-shank-tuples-support_2025-03-05-20-40.json

@@ -0,0 +1,10 @@
+{
+  "changes": [
+    {
+      "packageName": "@subsquid/solana-typegen",
+      "comment": "add support for Shank tuple types",
+      "type": "minor"
+    }
+  ],
+  "packageName": "@subsquid/solana-typegen"
+}

solana/solana-typegen/src/program/anchor/old.spec.ts

@@ -149,6 +149,7 @@ export type IdlType =
     | IdlTypeCOption
     | IdlTypeVec
     | IdlTypeArray
+    | IdlTypeTuple
     | IdlTypeHashMap
     | IdlTypeHashSet
 
@@ -173,6 +174,10 @@ export type IdlTypeArray = {
     array: [idlType: IdlType, size: number]
 }
 
+export type IdlTypeTuple = {
+    tuple: IdlType[]
+}
+
 export type IdlTypeHashMap = {
     hashMap: [idlType: IdlType, idlType: IdlType]
 }
@@ -365,6 +370,11 @@ function fromType(type: IdlType): Type {
             kind: TypeKind.Array,
             type: fromType(type.vec),
         }
+    } else if ('tuple' in type) {
+        return {
+            kind: TypeKind.Tuple,
+            tuple: type.tuple.map(t => fromType(t as IdlType)),
+        }
     } else if ('hashMap' in type) {
         return {
             kind: TypeKind.HashMap,

solana/solana-typegen/src/program/anchor/v0.spec.ts

@@ -238,6 +238,7 @@ export type IdlType =
     | IdlTypeCOption
     | IdlTypeVec
     | IdlTypeArray
+    | IdlTypeTuple
     | IdlTypeHashMap
     | IdlTypeHashSet
     | IdlTypeDefined
@@ -260,6 +261,10 @@ export type IdlTypeArray = {
     array: [idlType: IdlType, size: IdlArrayLen]
 }
 
+export type IdlTypeTuple = {
+    tuple: IdlType[]
+}
+
 export type IdlTypeHashMap = {
     hashMap: [idlType: IdlType, idlType: IdlType]
 }
@@ -405,6 +410,11 @@ function fromType(type: IdlType): Type {
             kind: TypeKind.Array,
             type: fromType(type.vec),
         }
+    } else if ('tuple' in type) {
+        return {
+            kind: TypeKind.Tuple,
+            tuple: type.tuple.map(t => fromType(t as IdlType))
+        }
     } else if ('hashMap' in type) {
         return {
             kind: TypeKind.HashMap,