solana_kit_errors 0.0.2

Error codes and SolanaError class for the Solana Kit Dart SDK.

Changelog

All notable changes to this package will be documented in this file.

0.0.2 - 2026-02-21

Features

Initial release of the error handling foundation package. Implements the complete

Solana error system ported from @solana/errors in the TypeScript SDK:

• SolanaError class with numeric error codes and typed context maps
• SolanaErrorCode with 200+ categorized error constants covering addresses, accounts, codecs, crypto, instructions, keys, RPC, signers, transactions, and invariant violations
• Error message templates with $variable interpolation for all error codes
• JSON-RPC error conversion with preflight failure unwrapping
• Instruction error mapping for all 54 Solana runtime instruction errors
• Transaction error mapping for all 37 Solana runtime transaction errors
• Simulation error unwrapping for preflight and compute limit estimation
• Context encoding/decoding via base64 URL-safe serialization
• Comprehensive test suite with 7 test files covering all conversion paths

Fixes

Add solana_kit_helius package — a Dart port of the Helius TypeScript SDK.

Provides 12 sub-clients: DAS API, Priority Fees, RPC V2, Enhanced Transactions, Webhooks, ZK Compression, Smart Transactions, Staking, Wallet API, WebSockets, and Auth. Includes 150 unit tests across 80 test files.

Adds 6 Helius-specific error codes (8600000–8600005) to solana_kit_errors.

Add Mobile Wallet Adapter packages for Solana.

solana_kit_mobile_wallet_adapter_protocol: Pure Dart MWA v2.0 protocol with P-256 ECDH/ECDSA, AES-128-GCM encryption, HKDF-SHA256, HELLO handshake, JSON-RPC messaging, association URIs, SIWS, and JWS.

solana_kit_mobile_wallet_adapter: Flutter plugin for Android MWA with transact(), local/remote association scenarios, wallet-side callbacks, Kit-integrated typed APIs, and platform method channels.

Adds 20 MWA-specific error codes (8400000-8400105) to solana_kit_errors.