solana-dex-parser

<!doctype html> <html lang="en"> <head> <title>Code coverage report for src/utils.ts</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../prettify.css" /> <link rel="stylesheet" href="../base.css" /> <link rel="shortcut icon" type="image/x-icon" href="../favicon.png" /> <meta name="viewport" content="width=device-width, initial-scale=1" /> <style type='text/css'> .coverage-summary .sorter { background-image: url(../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1><a href="../index.html">All files</a> / <a href="index.html">src</a> utils.ts</h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 50.72% Statements 35/69 </div> <div class='fl pad1y space-right2'> 21.87% Branches 7/32 </div> <div class='fl pad1y space-right2'> 40% Functions 6/15 </div> <div class='fl pad1y space-right2'> 46.51% Lines 20/43 </div> </div> Press n or j to go to the next uncovered block, b, p or k for the previous block. <template 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            1x 17x 17x         1x 1x                                          </td><td class="text"><pre class="prettyprint lang-js">import base58 from 'bs58'; import { DEX_PROGRAMS, TOKENS } from './constants'; import { DexInfo, TradeInfo, TradeType } from './types'; import { PublicKey } from '@solana/web3.js';   /** * Get instruction data */ export const getInstructionData = (instruction: any): Buffer => { if ('data' in instruction) { if (typeof instruction.data === 'string') return Buffer.from(base58.decode(instruction.data)); // compatible with both bs58 v4.0.1 and v6.0.0 if (instruction.data instanceof Uint8Array) return Buffer.from(instruction.data); } return instruction.data; };   /** * Get the name of a program by its ID * @param programId - The program ID to look up * @returns The name of the program or 'Unknown' if not found */ export const getProgramName = (programId: string): string => Object.values(DEX_PROGRAMS).find((dex) => dex.id === programId)?.name || 'Unknown';   /** * Convert a hex string to Uint8Array * @param hex - Hex string to convert * @returns Uint8Array representation of the hex string */ export const hexToUint8Array = (hex: string): Uint8Array => new Uint8Array(hex.match(/.{1,2}/g)!.map((byte) => parseInt(byte, 16)));   export const absBigInt = (value: bigint): bigint => { return value < 0n ? -value : value; };   export const getTradeType = (inMint: string, outMint: string): TradeType => { if (inMint == TOKENS.SOL) return 'BUY'; Iif (outMint == TOKENS.SOL) return 'SELL'; Iif (Object.values(TOKENS).includes(inMint)) return 'BUY'; return 'SELL'; };   export const getAMMs = (transferActionKeys: string[]) => { const amms = Object.values(DEX_PROGRAMS).filter((it) => it.tags.includes('amm')); return transferActionKeys .map((it) => { const item = Object.values(amms).find((amm) => it.split(':')[0] == amm.id); Iif (item) return item.name; return null; }) .filter((it) => it != null); };   export const getTranferTokenMint = (token1?: string, token2?: string): string | undefined => { Iif (token1 == token2) return token1; Iif (token1 && token1 != TOKENS.SOL) return token1; Iif (token2 && token2 != TOKENS.SOL) return token2; return token1 || token2; };   export const getPubkeyString = (value: any): string => { Iif (typeof value === 'string') return value; if (value instanceof PublicKey) return value.toBase58(); Iif ('type' in value && value.type == 'Buffer') return base58.encode(value.data); return value; };   export const getFinalSwap = (trades: TradeInfo[], dexInfo?: DexInfo): TradeInfo | null => { if (trades.length == 1) return trades[0]; Iif (trades.length >= 2) { const inputTrade = trades[0]; const outputTrade = trades[trades.length - 1];   return { type: getTradeType(inputTrade.inputToken.mint, outputTrade.outputToken.mint), inputToken: inputTrade.inputToken, outputToken: outputTrade.outputToken, user: inputTrade.user, programId: inputTrade.programId, amm: dexInfo?.amm || inputTrade.amm, route: dexInfo?.route || inputTrade.route || '', slot: inputTrade.slot, timestamp: inputTrade.timestamp, signature: inputTrade.signature, idx: inputTrade.idx, } as TradeInfo; } return null; };  </pre></td></tr></table></pre> <div class='push'></div> </div> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="https://istanbul.js.org/" target="_blank" rel="noopener noreferrer">istanbul</a> at 2025-04-22T06:14:41.153Z </div> <script src="../prettify.js"></script> <script> window.onload = function () { prettyPrint(); }; </script> <script src="../sorter.js"></script> <script src="../block-navigation.js"></script> </body> </html>