@pancakeswap/swap-sdk-evm
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An SDK for Pancakeswap EVM based chains
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{"version":3,"sources":["../src/constants.ts","../src/entities/erc20Token.ts","../src/utils.ts","../src/entities/native.ts","../src/abis/ERC20.ts","../src/ether.ts"],"names":["invariant","NativeCurrency"],"mappings":";AAAA,SAAS,eAAe;AACxB,SAAS,eAAe;;;ACDxB,SAAS,aAAa;;;ACAtB,SAAuB,kBAAkB;AACzC,OAAO,eAAe;AACtB,OAAO,aAAa;AAIb,SAAS,wBAAwB,SAA0B;AAChE,MAAI;AACF,UAAM,qBAAqB,WAAW,OAAO;AAC7C,YAAQ,YAAY,oBAAoB,GAAG,6BAA6B;AACxE,WAAO;AAAA,EACT,SAAS,OAAP;AACA,cAAU,OAAO,GAAG,iCAAiC;AAAA,EACvD;AACF;;;ADNO,IAAM,aAAN,cAAyB,MAAM;AAAA,EAC7B,YACL,SACA,SACA,UACA,QACA,MACA,aACA;AACA,UAAM,SAAS,wBAAwB,OAAO,GAAG,UAAU,QAAQ,MAAM,WAAW;AAAA,EACtF;AACF;;;ADdO,IAAM,eAAe,IAAI,QAAQ,GAAG;AACpC,IAAM,sBAAsB,IAAI,QAAQ,GAAG;AAE3C,IAAM,QAAQ;AAAA,EACnB,CAAC,QAAQ,QAAQ,GAAG,IAAI;AAAA,IACtB,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,MAAM,GAAG,IAAI;AAAA,IACpB,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,GAAG,GAAG,IAAI;AAAA,IACjB,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,WAAW,GAAG,IAAI;AAAA,IACzB,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,YAAY,GAAG,IAAI;AAAA,IAC1B,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,eAAe,GAAG,IAAI;AAAA,IAC7B,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,MAAM,GAAG,IAAI;AAAA,IACpB,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,cAAc,GAAG,IAAI;AAAA,IAC5B,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,aAAa,GAAG,IAAI;AAAA,IAC3B,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,qBAAqB,GAAG,IAAI;AAAA,IACnC,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,KAAK,GAAG,IAAI;AAAA,IACnB,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,aAAa,GAAG,IAAI;AAAA,IAC3B,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,aAAa,GAAG,IAAI;AAAA,IAC3B,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,KAAK,GAAG,IAAI;AAAA,IACnB,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,IAAI,GAAG,IAAI;AAAA,IAClB,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,YAAY,GAAG,IAAI;AAAA,IAC1B,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,cAAc,GAAG,IAAI;AAAA,IAC5B,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,OAAO,GAAG,IAAI;AAAA,IACrB,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,gBAAgB,GAAG,IAAI;AAAA,IAC9B,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,YAAY,GAAG,IAAI;AAAA,IAC1B,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,aAAa,GAAG,IAAI;AAAA,IAC3B,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AACF;AAEO,IAAM,OAAO;AAAA,EAClB,CAAC,QAAQ,QAAQ,GAAG,IAAI;AAAA,IACtB,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,GAAG,GAAG,IAAI;AAAA,IACjB,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,WAAW,GAAG,IAAI;AAAA,IACzB,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,aAAa,GAAG,IAAI;AAAA,IAC3B,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AAAA,EACA,CAAC,QAAQ,KAAK,GAAG,IAAI;AAAA,IACnB,QAAQ;AAAA,IACR;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,IACA;AAAA,EACF;AACF;AAEO,IAAM,UAAU;AAAA,EACrB,CAAC,QAAQ,QAAQ,GAAG,MAAM,QAAQ,QAAQ;AAAA,EAC1C,CAAC,QAAQ,MAAM,GAAG,MAAM,QAAQ,MAAM;AAAA,EACtC,CAAC,QAAQ,GAAG,GAAG,KAAK,QAAQ,GAAG;AAAA,EAC/B,CAAC,QAAQ,WAAW,GAAG,KAAK,QAAQ,WAAW;AAAA,EAC/C,CAAC,QAAQ,YAAY,GAAG,MAAM,QAAQ,YAAY;AAAA,EAClD,CAAC,QAAQ,eAAe,GAAG,MAAM,QAAQ,eAAe;AAAA,EACxD,CAAC,QAAQ,aAAa,GAAG,MAAM,QAAQ,aAAa;AAAA,EACpD,CAAC,QAAQ,qBAAqB,GAAG,MAAM,QAAQ,qBAAqB;AAAA,EACpE,CAAC,QAAQ,MAAM,GAAG,MAAM,QAAQ,MAAM;AAAA,EACtC,CAAC,QAAQ,cAAc,GAAG,MAAM,QAAQ,cAAc;AAAA,EACtD,CAAC,QAAQ,KAAK,GAAG,MAAM,QAAQ,KAAK;AAAA,EACpC,CAAC,QAAQ,aAAa,GAAG,MAAM,QAAQ,aAAa;AAAA,EACpD,CAAC,QAAQ,aAAa,GAAG,KAAK,QAAQ,aAAa;AAAA,EACnD,CAAC,QAAQ,KAAK,GAAG,KAAK,QAAQ,KAAK;AAAA,EACnC,CAAC,QAAQ,IAAI,GAAG,MAAM,QAAQ,IAAI;AAAA,EAClC,CAAC,QAAQ,YAAY,GAAG,MAAM,QAAQ,YAAY;AAAA,EAClD,CAAC,QAAQ,cAAc,GAAG,MAAM,QAAQ,cAAc;AAAA,EACtD,CAAC,QAAQ,OAAO,GAAG,MAAM,QAAQ,OAAO;AAAA,EACxC,CAAC,QAAQ,gBAAgB,GAAG,MAAM,QAAQ,gBAAgB;AAAA,EAC1D,CAAC,QAAQ,YAAY,GAAG,MAAM,QAAQ,YAAY;AAAA,EAClD,CAAC,QAAQ,aAAa,GAAG,MAAM,QAAQ,aAAa;AACtD;AAEA,IAAM,QAAQ,EAAE,MAAM,SAAS,QAAQ,OAAO,UAAU,GAAG;AAE3D,IAAM,MAAM;AAAA,EACV,MAAM;AAAA,EACN,QAAQ;AAAA,EACR,UAAU;AACZ;AAEO,IAAM,SAAS;AAAA,EACpB,CAAC,QAAQ,QAAQ,GAAG;AAAA,EACpB,CAAC,QAAQ,MAAM,GAAG,EAAE,MAAM,gBAAgB,QAAQ,OAAO,UAAU,GAAG;AAAA,EACtE,CAAC,QAAQ,GAAG,GAAG;AAAA,EACf,CAAC,QAAQ,WAAW,GAAG;AAAA,IACrB,MAAM;AAAA,IACN,QAAQ;AAAA,IACR,UAAU;AAAA,EACZ;AAAA,EACA,CAAC,QAAQ,YAAY,GAA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{ ChainId } from '@pancakeswap/chains'\nimport { Percent } from '@pancakeswap/swap-sdk-core'\n\nimport { ERC20Token } from './entities/erc20Token'\n\nexport const ZERO_PERCENT = new Percent('0')\nexport const ONE_HUNDRED_PERCENT = new Percent('1')\n\nexport const WETH9 = {\n [ChainId.ETHEREUM]: new ERC20Token(\n ChainId.ETHEREUM,\n '0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2',\n 18,\n 'WETH',\n 'Wrapped Ether',\n 'https://weth.io',\n ),\n [ChainId.GOERLI]: new ERC20Token(\n ChainId.GOERLI,\n '0xB4FBF271143F4FBf7B91A5ded31805e42b2208d6',\n 18,\n 'WETH',\n 'Wrapped Ether',\n 'https://weth.io',\n ),\n [ChainId.BSC]: new ERC20Token(\n ChainId.BSC,\n '0x2170Ed0880ac9A755fd29B2688956BD959F933F8',\n 18,\n 'ETH',\n 'Binance-Peg Ethereum Token',\n 'https://ethereum.org',\n ),\n [ChainId.BSC_TESTNET]: new ERC20Token(\n ChainId.BSC,\n '0xE7bCB9e341D546b66a46298f4893f5650a56e99E',\n 18,\n 'ETH',\n 'ETH',\n 'https://ethereum.org',\n ),\n [ChainId.ARBITRUM_ONE]: new ERC20Token(\n ChainId.ARBITRUM_ONE,\n '0x82aF49447D8a07e3bd95BD0d56f35241523fBab1',\n 18,\n 'WETH',\n 'Wrapped Ether',\n 'https://weth.io',\n ),\n [ChainId.ARBITRUM_GOERLI]: new ERC20Token(\n ChainId.ARBITRUM_GOERLI,\n '0xEe01c0CD76354C383B8c7B4e65EA88D00B06f36f',\n 18,\n 'WETH',\n 'Wrapped Ether',\n 'https://weth.io',\n ),\n [ChainId.ZKSYNC]: new ERC20Token(\n ChainId.ZKSYNC,\n '0x5AEa5775959fBC2557Cc8789bC1bf90A239D9a91',\n 18,\n 'WETH',\n 'Wrapped Ether',\n 'https://weth.io',\n ),\n [ChainId.ZKSYNC_TESTNET]: new ERC20Token(\n ChainId.ZKSYNC_TESTNET,\n '0x02968DB286f24cB18bB5b24903eC8eBFAcf591C0',\n 18,\n 'WETH',\n 'Wrapped Ether',\n 'https://weth.io',\n ),\n [ChainId.POLYGON_ZKEVM]: new ERC20Token(\n ChainId.POLYGON_ZKEVM,\n '0x4F9A0e7FD2Bf6067db6994CF12E4495Df938E6e9',\n 18,\n 'WETH',\n 'Wrapped Ether',\n 'https://weth.io',\n ),\n [ChainId.POLYGON_ZKEVM_TESTNET]: new ERC20Token(\n ChainId.POLYGON_ZKEVM_TESTNET,\n '0x30ec47F7DFae72eA79646e6cf64a8A7db538915b',\n 18,\n 'WETH',\n 'Wrapped Ether',\n 'https://weth.io',\n ),\n [ChainId.LINEA]: new ERC20Token(\n ChainId.LINEA,\n '0xe5D7C2a44FfDDf6b295A15c148167daaAf5Cf34f',\n 18,\n 'WETH',\n 'Wrapped Ether',\n 'https://weth.io',\n ),\n [ChainId.LINEA_TESTNET]: new ERC20Token(\n ChainId.LINEA_TESTNET,\n '0x2C1b868d6596a18e32E61B901E4060C872647b6C',\n 18,\n 'WETH',\n 'Wrapped Ether',\n 'https://weth.io',\n ),\n [ChainId.OPBNB_TESTNET]: new ERC20Token(\n ChainId.OPBNB_TESTNET,\n '0x584f7b986d9942B0859a1E6921efA5342A673d04',\n 18,\n 'WETH',\n 'Wrapped Ether',\n 'https://weth.io',\n ),\n [ChainId.OPBNB]: new ERC20Token(\n ChainId.OPBNB,\n '0xE7798f023fC62146e8Aa1b36Da45fb70855a77Ea',\n 18,\n 'ETH',\n 'Binance-Peg Ethereum Token',\n 'https://ethereum.org',\n ),\n [ChainId.BASE]: new ERC20Token(\n ChainId.BASE,\n '0x4200000000000000000000000000000000000006',\n 18,\n 'WETH',\n 'Wrapped Ether',\n 'https://weth.io',\n ),\n [ChainId.BASE_TESTNET]: new ERC20Token(\n ChainId.BASE_TESTNET,\n '0x4200000000000000000000000000000000000006',\n 18,\n 'WETH',\n 'Wrapped Ether',\n 'https://weth.io',\n ),\n [ChainId.SCROLL_SEPOLIA]: new ERC20Token(\n ChainId.SCROLL_SEPOLIA,\n '0x5300000000000000000000000000000000000004',\n 18,\n 'WETH',\n 'Wrapped Ether',\n 'https://weth.io',\n ),\n [ChainId.SEPOLIA]: new ERC20Token(\n ChainId.SEPOLIA,\n '0xfFf9976782d46CC05630D1f6eBAb18b2324d6B14',\n 18,\n 'WETH',\n 'Wrapped Ether',\n 'https://weth.io',\n ),\n [ChainId.ARBITRUM_SEPOLIA]: new ERC20Token(\n ChainId.ARBITRUM_SEPOLIA,\n '0x1bdc540dEB9Ed1fA29964DeEcCc524A8f5e2198e',\n 18,\n 'WETH',\n 'Wrapped Ether',\n 'https://weth.io',\n ),\n [ChainId.BASE_SEPOLIA]: new ERC20Token(\n ChainId.BASE_SEPOLIA,\n '0x4200000000000000000000000000000000000006',\n 18,\n 'WETH',\n 'Wrapped Ether',\n 'https://weth.io',\n ),\n [ChainId.MONAD_TESTNET]: new ERC20Token(\n ChainId.MONAD_TESTNET,\n '0x760AfE86e5de5fa0Ee542fc7B7B713e1c5425701',\n 18,\n 'WMON',\n 'Wrapped Monad',\n 'https://www.monad.xyz/',\n ),\n}\n\nexport const WBNB = {\n [ChainId.ETHEREUM]: new ERC20Token(\n ChainId.ETHEREUM,\n '0x418D75f65a02b3D53B2418FB8E1fe493759c7605',\n 18,\n 'WBNB',\n 'Wrapped BNB',\n 'https://www.binance.org',\n ),\n [ChainId.BSC]: new ERC20Token(\n ChainId.BSC,\n '0xbb4CdB9CBd36B01bD1cBaEBF2De08d9173bc095c',\n 18,\n 'WBNB',\n 'Wrapped BNB',\n 'https://www.binance.org',\n ),\n [ChainId.BSC_TESTNET]: new ERC20Token(\n ChainId.BSC_TESTNET,\n '0xae13d989daC2f0dEbFf460aC112a837C89BAa7cd',\n 18,\n 'WBNB',\n 'Wrapped BNB',\n 'https://www.binance.org',\n ),\n [ChainId.OPBNB_TESTNET]: new ERC20Token(\n ChainId.OPBNB_TESTNET,\n '0x4200000000000000000000000000000000000006',\n 18,\n 'WBNB',\n 'Wrapped BNB',\n 'https://www.binance.org',\n ),\n [ChainId.OPBNB]: new ERC20Token(\n ChainId.OPBNB,\n '0x4200000000000000000000000000000000000006',\n 18,\n 'WBNB',\n 'Wrapped BNB',\n 'https://www.binance.org',\n ),\n}\n\nexport const WNATIVE = {\n [ChainId.ETHEREUM]: WETH9[ChainId.ETHEREUM],\n [ChainId.GOERLI]: WETH9[ChainId.GOERLI],\n [ChainId.BSC]: WBNB[ChainId.BSC],\n [ChainId.BSC_TESTNET]: WBNB[ChainId.BSC_TESTNET],\n [ChainId.ARBITRUM_ONE]: WETH9[ChainId.ARBITRUM_ONE],\n [ChainId.ARBITRUM_GOERLI]: WETH9[ChainId.ARBITRUM_GOERLI],\n [ChainId.POLYGON_ZKEVM]: WETH9[ChainId.POLYGON_ZKEVM],\n [ChainId.POLYGON_ZKEVM_TESTNET]: WETH9[ChainId.POLYGON_ZKEVM_TESTNET],\n [ChainId.ZKSYNC]: WETH9[ChainId.ZKSYNC],\n [ChainId.ZKSYNC_TESTNET]: WETH9[ChainId.ZKSYNC_TESTNET],\n [ChainId.LINEA]: WETH9[ChainId.LINEA],\n [ChainId.LINEA_TESTNET]: WETH9[ChainId.LINEA_TESTNET],\n [ChainId.OPBNB_TESTNET]: WBNB[ChainId.OPBNB_TESTNET],\n [ChainId.OPBNB]: WBNB[ChainId.OPBNB],\n [ChainId.BASE]: WETH9[ChainId.BASE],\n [ChainId.BASE_TESTNET]: WETH9[ChainId.BASE_TESTNET],\n [ChainId.SCROLL_SEPOLIA]: WETH9[ChainId.SCROLL_SEPOLIA],\n [ChainId.SEPOLIA]: WETH9[ChainId.SEPOLIA],\n [ChainId.ARBITRUM_SEPOLIA]: WETH9[ChainId.ARBITRUM_SEPOLIA],\n [ChainId.BASE_SEPOLIA]: WETH9[ChainId.BASE_SEPOLIA],\n [ChainId.MONAD_TESTNET]: WETH9[ChainId.MONAD_TESTNET],\n} satisfies Record<ChainId, ERC20Token>\n\nconst ETHER = { name: 'Ether', symbol: 'ETH', decimals: 18 } as const\n\nconst BNB = {\n name: 'Binance Chain Native Token',\n symbol: 'BNB',\n decimals: 18,\n} as const\n\nexport const NATIVE = {\n [ChainId.ETHEREUM]: ETHER,\n [ChainId.GOERLI]: { name: 'Goerli Ether', symbol: 'GOR', decimals: 18 },\n [ChainId.BSC]: BNB,\n [ChainId.BSC_TESTNET]: {\n name: 'Binance Chain Native Token',\n symbol: 'tBNB',\n decimals: 18,\n },\n [ChainId.ARBITRUM_ONE]: ETHER,\n [ChainId.ARBITRUM_GOERLI]: {\n name: 'Arbitrum Goerli Ether',\n symbol: 'AGOR',\n decimals: 18,\n },\n [ChainId.POLYGON_ZKEVM]: ETHER,\n [ChainId.POLYGON_ZKEVM_TESTNET]: ETHER,\n [ChainId.ZKSYNC]: ETHER,\n [ChainId.ZKSYNC_TESTNET]: ETHER,\n [ChainId.LINEA]: ETHER,\n [ChainId.LINEA_TESTNET]: ETHER,\n [ChainId.OPBNB]: BNB,\n [ChainId.OPBNB_TESTNET]: {\n name: 'Binance Chain Native Token',\n symbol: 'tBNB',\n decimals: 18,\n },\n [ChainId.BASE]: ETHER,\n [ChainId.BASE_TESTNET]: ETHER,\n [ChainId.SCROLL_SEPOLIA]: ETHER,\n [ChainId.SEPOLIA]: {\n name: 'Sepolia Ether',\n symbol: 'SEP',\n decimals: 18,\n },\n [ChainId.ARBITRUM_SEPOLIA]: {\n name: 'Arbitrum Sepolia Ether',\n symbol: 'ETH',\n decimals: 18,\n },\n [ChainId.BASE_SEPOLIA]: {\n name: 'Sepolia Ether',\n symbol: 'ETH',\n decimals: 18,\n },\n [ChainId.MONAD_TESTNET]: {\n name: 'Monad Testnet Ether',\n symbol: 'MON',\n decimals: 18,\n },\n} satisfies Record<\n ChainId,\n {\n name: string\n symbol: string\n decimals: number\n }\n>\n","import { Token } from '@pancakeswap/swap-sdk-core'\nimport { Address } from 'viem'\n\nimport { validateAndParseAddress } from '../utils'\n\n// /**\n// * Represents an ERC20 token with a unique address and some metadata.\n// */\nexport class ERC20Token extends Token {\n public constructor(\n chainId: number,\n address: Address,\n decimals: number,\n symbol: string,\n name?: string,\n projectLink?: string,\n ) {\n super(chainId, validateAndParseAddress(address), decimals, symbol, name, projectLink)\n }\n}\n","import { type Address, getAddress } from 'viem'\nimport invariant from 'tiny-invariant'\nimport warning from 'tiny-warning'\n\n// warns if addresses are not checksummed\n// eslint-disable-next-line consistent-return\nexport function validateAndParseAddress(address: string): Address {\n try {\n const checksummedAddress = getAddress(address)\n warning(address === checksummedAddress, `${address} is not checksummed.`)\n return checksummedAddress\n } catch (error) {\n invariant(false, `${address} is not a valid address.`)\n }\n}\n","import invariant from 'tiny-invariant'\nimport { Currency, Token, NativeCurrency } from '@pancakeswap/swap-sdk-core'\n\nimport { WNATIVE, NATIVE } from '../constants'\n\n/**\n *\n * Native is the main usage of a 'native' currency, i.e. for BSC mainnet and all testnets\n */\nexport class Native extends NativeCurrency {\n protected constructor({\n chainId,\n decimals,\n name,\n symbol,\n }: {\n chainId: number\n decimals: number\n symbol: string\n name: string\n }) {\n super(chainId, decimals, symbol, name)\n }\n\n public get wrapped(): Token {\n const wnative = WNATIVE[this.chainId as keyof typeof WNATIVE]\n invariant(!!wnative, 'WRAPPED')\n return wnative\n }\n\n private static cache: { [chainId: number]: Native } = {}\n\n public static onChain(chainId: number): Native {\n if (chainId in this.cache) {\n return this.cache[chainId]\n }\n invariant(!!NATIVE[chainId as keyof typeof NATIVE], 'NATIVE_CURRENCY')\n const { decimals, name, symbol } = NATIVE[chainId as keyof typeof WNATIVE]\n // eslint-disable-next-line no-return-assign\n return (this.cache[chainId] = new Native({ chainId, decimals, symbol, name }))\n }\n\n public equals(other: Currency): boolean {\n return other.isNative && other.chainId === this.chainId\n }\n}\n","export const erc20Abi = [\n {\n constant: true,\n inputs: [],\n name: 'decimals',\n outputs: [{ name: '', type: 'uint8' }],\n payable: false,\n stateMutability: 'view',\n type: 'function',\n },\n {\n constant: true,\n inputs: [{ name: '', type: 'address' }],\n name: 'balanceOf',\n outputs: [{ name: '', type: 'uint256' }],\n payable: false,\n stateMutability: 'view',\n type: 'function',\n },\n] as const\n","import invariant from 'tiny-invariant'\nimport { Currency, NativeCurrency, Token } from '@pancakeswap/swap-sdk-core'\nimport { ChainId } from '@pancakeswap/chains'\n\nimport { WETH9 } from './constants'\n\n/**\n * Ether is the main usage of a 'native' currency, i.e. for Ethereum mainnet and all testnets\n */\nexport class Ether extends NativeCurrency {\n protected constructor(chainId: number) {\n super(chainId, 18, 'ETH', 'Ether')\n }\n\n public get wrapped(): Token {\n const weth9 = WETH9[this.chainId as ChainId.ETHEREUM | ChainId.GOERLI]\n\n invariant(!!weth9, 'WRAPPED')\n\n return weth9\n }\n\n private static _etherCache: { [chainId: number]: Ether } = {}\n\n public static onChain(chainId: number): Ether {\n if (!this._etherCache[chainId]) {\n this._etherCache[chainId] = new Ether(chainId)\n }\n\n return this._etherCache[chainId]\n }\n\n public equals(other: Currency): boolean {\n return other.isNative && other.chainId === this.chainId\n }\n}\n"]}