@mallow-labs/kit

Solana program utilities, Jupiter integration, and shared types built on top of gill and @solana/kit. Used by every Mallow Labs Solana client. Tree-shakable, framework-agnostic.

Install

pnpm add @mallow-labs/kit

This package declares the following as peer dependencies — install them in your app:

pnpm add @solana/kit @solana/transaction-confirmation

Usage

import {
  fetchJupPrice,
  fetchExactInJupQuote,
  DEFAULT_MAX_PRIORITY_FEE_LAMPORTS,
  isTransactionExpiredError,
} from "@mallow-labs/kit";

// Jupiter price for a mint, in USD
const price = await fetchJupPrice("So11111111111111111111111111111111111111112");

// Get a swap quote
const quote = await fetchExactInJupQuote({
  inputMint: USDC_MINT,
  outputMint: SOL_MINT,
  amount: 1_000_000n,
  slippageBps: 50,
});

// Classify a transaction error
try {
  await sendAndConfirm(tx);
} catch (err) {
  if (isTransactionExpiredError(err)) {
    // blockhash expired — retry
  }
}

Exports

| Group | Symbols | |---|---| | Jupiter | fetchJupPrice, fetchJupPrices, fetchExactInJupQuote, JUP_PROXY_ENDPOINT, JupIxs, JupQuoteResponseSuccess | | Transactions | DEFAULT_MIN_PRIORITY_FEE_LAMPORTS, DEFAULT_MAX_PRIORITY_FEE_LAMPORTS, DEFAULT_COMPUTE_BUDGET, simulation + priority-fee helpers | | Errors | isTransactionExpiredError, isTransactionExpiredMessage, isInsufficientSOLError, isInsufficientSOLMessage | | Accounts | ATA_RENT, TOKEN_PROGRAM_ADDRESSES, getTokenAccounts | | Programs | MPL_CORE_PROGRAM_ADDRESS, JUPITER_V6_PROGRAM_ADDRESS | | PDAs / Instructions / Resolvers | shared helpers for building program instructions | | Types | Client, Creator, DigitalAsset, FileCategory, MetadataFile, NFT, NftAttribute, RpcTransaction, SupplyType, TokenMetadata, TokenStandard | | Misc | toAddresses — coerce string addresses to gill Address |

License

MIT