Feat/vault error class

ts-client/index.ts

@@ -3,6 +3,7 @@ import { PROGRAM_ID, AFFILIATE_PROGRAM_ID, KEEPER_URL } from './src/vault/consta
 import { getVaultPdas, getOnchainTime, getLpSupply } from './src/vault/utils';
 import { getAmountByShare, getUnmintAmount, calculateWithdrawableAmount } from './src/vault/helper';
 import { IDL } from './src/vault/idl';
+import VaultError from './src/vault/error';
 
 export default VaultImpl;
 export {
@@ -19,6 +20,8 @@ export {
   getAmountByShare,
   getUnmintAmount,
   calculateWithdrawableAmount,
+  // Error
+  VaultError,
 };
 
 export type { VaultImplementation, VaultState, AffiliateInfo, ParsedClockState } from './src/vault/types';

ts-client/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@mercurial-finance/vault-sdk",
-  "version": "0.5.2",
+  "version": "0.5.3",
   "description": "Mercurial Vault SDK is a typescript library that allows you to interact with Mercurial v2's vault.",
   "main": "dist/cjs/index.js",
   "module": "dist/esm/index.js",

ts-client/src/vault/error.ts

@@ -0,0 +1,43 @@
+import { IDL } from './idl';
+import { AnchorError } from '@project-serum/anchor';
+import { PROGRAM_ID } from './constants';
+
+type Codes = (typeof IDL.errors)[number]['code'];
+
+class VaultError extends Error {
+  public errorCode: number;
+  public errorName: string;
+  public errorMessage: string;
+
+  constructor(error: object | Codes) {
+    let _errorCode = 0;
+    let _errorName = 'Something went wrong';
+    let _errorMessage = 'Something went wrong';
+
+    if (error instanceof Error) {
+      const anchorError = AnchorError.parse(JSON.parse(JSON.stringify(error)).logs as string[]);
+
+      if (anchorError?.program.toBase58() === PROGRAM_ID) {
+        _errorCode = anchorError.error.errorCode.number;
+        _errorName = anchorError.error.errorCode.code;
+        _errorMessage = anchorError.error.errorMessage;
+      }
+    } else {
+      const idlError = IDL.errors.find((err) => err.code === error);
+
+      if (idlError) {
+        _errorCode = idlError.code;
+        _errorName = idlError.name;
+        _errorMessage = idlError.msg;
+      }
+    }
+
+    super(_errorMessage);
+
+    this.errorCode = _errorCode;
+    this.errorName = _errorName;
+    this.errorMessage = _errorMessage;
+  }
+}
+
+export default VaultError;