Render error codes on Rust renderer (#31)

* Render error codes

* Add changeset

* Fix lint

* Remove console log

Author: febo

.changeset/yellow-deers-pay.md

@@ -0,0 +1,5 @@
+---
+"@kinobi-so/renderers-rust": patch
+---
+
+Render error codes on Rust renderer

packages/renderers-rust/e2e/system/src/generated/errors/system.rs

@@ -10,33 +10,33 @@ use thiserror::Error;
 
 #[derive(Clone, Debug, Eq, Error, FromPrimitive, PartialEq)]
 pub enum SystemError {
-    /// 0 (0x0) - an account with the same address already exists
+    /// 0 - an account with the same address already exists
     #[error("an account with the same address already exists")]
-    AccountAlreadyInUse,
-    /// 1 (0x1) - account does not have enough SOL to perform the operation
+    AccountAlreadyInUse = 0x0,
+    /// 1 - account does not have enough SOL to perform the operation
     #[error("account does not have enough SOL to perform the operation")]
-    ResultWithNegativeLamports,
-    /// 2 (0x2) - cannot assign account to this program id
+    ResultWithNegativeLamports = 0x1,
+    /// 2 - cannot assign account to this program id
     #[error("cannot assign account to this program id")]
-    InvalidProgramId,
-    /// 3 (0x3) - cannot allocate account data of this length
+    InvalidProgramId = 0x2,
+    /// 3 - cannot allocate account data of this length
     #[error("cannot allocate account data of this length")]
-    InvalidAccountDataLength,
-    /// 4 (0x4) - length of requested seed is too long
+    InvalidAccountDataLength = 0x3,
+    /// 4 - length of requested seed is too long
     #[error("length of requested seed is too long")]
-    MaxSeedLengthExceeded,
-    /// 5 (0x5) - provided address does not match addressed derived from seed
+    MaxSeedLengthExceeded = 0x4,
+    /// 5 - provided address does not match addressed derived from seed
     #[error("provided address does not match addressed derived from seed")]
-    AddressWithSeedMismatch,
-    /// 6 (0x6) - advancing stored nonce requires a populated RecentBlockhashes sysvar
+    AddressWithSeedMismatch = 0x5,
+    /// 6 - advancing stored nonce requires a populated RecentBlockhashes sysvar
     #[error("advancing stored nonce requires a populated RecentBlockhashes sysvar")]
-    NonceNoRecentBlockhashes,
-    /// 7 (0x7) - stored nonce is still in recent_blockhashes
+    NonceNoRecentBlockhashes = 0x6,
+    /// 7 - stored nonce is still in recent_blockhashes
     #[error("stored nonce is still in recent_blockhashes")]
-    NonceBlockhashNotExpired,
-    /// 8 (0x8) - specified nonce does not match stored nonce
+    NonceBlockhashNotExpired = 0x7,
+    /// 8 - specified nonce does not match stored nonce
     #[error("specified nonce does not match stored nonce")]
-    NonceUnexpectedBlockhashValue,
+    NonceUnexpectedBlockhashValue = 0x8,
 }
 
 impl solana_program::program_error::PrintProgramError for SystemError {

packages/renderers-rust/public/templates/errorsPage.njk

@@ -8,9 +8,9 @@ use thiserror::Error;
 #[derive(Clone, Debug, Eq, Error, FromPrimitive, PartialEq)]
 pub enum {{ program.name | pascalCase }}Error {
 {% for error in errors | sort(false, false, 'code') %}
-    /// {{ error.code }} (0x{{ error.code.toString(16) | upper }}) - {{ error.message }}
+    /// {{ error.code }} - {{ error.message }}
     #[error("{{ error.message }}")]
-    {{ error.name | pascalCase }},
+    {{ error.name | pascalCase }} = 0x{{ error.code.toString(16) | upper }},
 {% endfor %}
 }
 

packages/renderers-rust/test/errorsPage.test.ts

@@ -0,0 +1,32 @@
+import { errorNode, programNode } from '@kinobi-so/nodes';
+import { visit } from '@kinobi-so/visitors-core';
+import { test } from 'vitest';
+
+import { getRenderMapVisitor } from '../src';
+import { codeContains } from './_setup';
+
+test('it renders codes for errors', () => {
+    // Given the following program with 2 errors.
+    const node = programNode({
+        errors: [
+            errorNode({
+                code: 6000,
+                message: 'Invalid instruction',
+                name: 'InvalidInstruction',
+            }),
+            errorNode({
+                code: 7000,
+                message: 'Invalid program',
+                name: 'InvalidProgram',
+            }),
+        ],
+        name: 'splToken',
+        publicKey: 'TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA',
+    });
+
+    // When we render it.
+    const renderMap = visit(node, getRenderMapVisitor());
+
+    // Then we expect the following errors with codes.
+    codeContains(renderMap.get('errors/spl_token.rs'), [`InvalidInstruction = 0x1770,`, `InvalidProgram = 0x1B58,`]);
+});