difftreelog
added evm-stubs for refungible erc20 token
in: master
5 files changed
Makefilediffbeforeafterboth--- a/Makefile
+++ b/Makefile
@@ -12,6 +12,10 @@
NONFUNGIBLE_EVM_STUBS=./pallets/nonfungible/src/stubs
NONFUNGIBLE_EVM_ABI=./tests/src/eth/nonFungibleAbi.json
+REFUNGIBLE_EVM_STUBS=./pallets/refungible/src/stubs
+RENFUNGIBLE_EVM_ABI=./tests/src/eth/reFungibleAbi.json
+RENFUNGIBLE_TOKEN_EVM_ABI=./tests/src/eth/reFungibleTokenAbi.json
+
CONTRACT_HELPERS_STUBS=./pallets/evm-contract-helpers/src/stubs/
CONTRACT_HELPERS_ABI=./tests/src/eth/util/contractHelpersAbi.json
@@ -21,7 +25,7 @@
TESTS_API=./tests/src/eth/api/
.PHONY: regenerate_solidity
-regenerate_solidity: UniqueFungible.sol UniqueNFT.sol ContractHelpers.sol CollectionHelpers.sol
+regenerate_solidity: UniqueFungible.sol UniqueNFT.sol UniqueRefungibleToken.sol ContractHelpers.sol CollectionHelpers.sol
UniqueFungible.sol:
PACKAGE=pallet-fungible NAME=erc::gen_iface OUTPUT=$(TESTS_API)/$@ ./.maintain/scripts/generate_sol.sh
@@ -30,6 +34,10 @@
UniqueNFT.sol:
PACKAGE=pallet-nonfungible NAME=erc::gen_iface OUTPUT=$(TESTS_API)/$@ ./.maintain/scripts/generate_sol.sh
PACKAGE=pallet-nonfungible NAME=erc::gen_impl OUTPUT=$(NONFUNGIBLE_EVM_STUBS)/$@ ./.maintain/scripts/generate_sol.sh
+
+UniqueRefungibleToken.sol:
+ PACKAGE=pallet-refungible NAME=erc20::gen_iface OUTPUT=$(TESTS_API)/$@ ./.maintain/scripts/generate_sol.sh
+ PACKAGE=pallet-refungible NAME=erc20::gen_impl OUTPUT=$(REFUNGIBLE_EVM_STUBS)/$@ ./.maintain/scripts/generate_sol.sh
ContractHelpers.sol:
PACKAGE=pallet-evm-contract-helpers NAME=eth::contract_helpers_iface OUTPUT=$(TESTS_API)/$@ ./.maintain/scripts/generate_sol.sh
@@ -47,6 +55,10 @@
INPUT=$(NONFUNGIBLE_EVM_STUBS)/$< OUTPUT=$(NONFUNGIBLE_EVM_STUBS)/UniqueNFT.raw ./.maintain/scripts/compile_stub.sh
INPUT=$(NONFUNGIBLE_EVM_STUBS)/$< OUTPUT=$(NONFUNGIBLE_EVM_ABI) ./.maintain/scripts/generate_abi.sh
+UniqueRefungibleToken: UniqueRefungibleToken.sol
+ INPUT=$(REFUNGIBLE_EVM_STUBS)/$< OUTPUT=$(REFUNGIBLE_EVM_STUBS)/UniqueRefungibleToken.raw ./.maintain/scripts/compile_stub.sh
+ INPUT=$(REFUNGIBLE_EVM_STUBS)/$< OUTPUT=$(RENFUNGIBLE_TOKEN_EVM_ABI) ./.maintain/scripts/generate_abi.sh
+
ContractHelpers: ContractHelpers.sol
INPUT=$(CONTRACT_HELPERS_STUBS)/$< OUTPUT=$(CONTRACT_HELPERS_STUBS)/ContractHelpers.raw ./.maintain/scripts/compile_stub.sh
INPUT=$(CONTRACT_HELPERS_STUBS)/$< OUTPUT=$(CONTRACT_HELPERS_ABI) ./.maintain/scripts/generate_abi.sh
@@ -55,7 +67,7 @@
INPUT=$(COLLECTION_HELPER_STUBS)/$< OUTPUT=$(COLLECTION_HELPER_STUBS)/CollectionHelpers.raw ./.maintain/scripts/compile_stub.sh
INPUT=$(COLLECTION_HELPER_STUBS)/$< OUTPUT=$(COLLECTION_HELPER_ABI) ./.maintain/scripts/generate_abi.sh
-evm_stubs: UniqueFungible UniqueNFT ContractHelpers CollectionHelpers
+evm_stubs: UniqueFungible UniqueNFT UniqueRefungibleToken ContractHelpers CollectionHelpers
.PHONY: _bench
_bench:
pallets/refungible/src/stubs/UniqueRefungibleToken.rawdiffbeforeafterbothbinary blob — no preview
pallets/refungible/src/stubs/UniqueRefungibleToken.soldiffbeforeafterboth1// SPDX-License-Identifier: OTHER2// This code is automatically generated34pragma solidity >=0.8.0 <0.9.0;56// Common stubs holder7contract Dummy {8 uint8 dummy;9 string stub_error = "this contract is implemented in native";10}1112contract ERC165 is Dummy {13 function supportsInterface(bytes4 interfaceID)14 external15 view16 returns (bool)17 {18 require(false, stub_error);19 interfaceID;20 return true;21 }22}2324// Inline25contract ERC20Events {26 event Transfer(address indexed from, address indexed to, uint256 value);27 event Approval(28 address indexed owner,29 address indexed spender,30 uint256 value31 );32}3334// Selector: 79cc679035contract ERC20UniqueExtensions is Dummy, ERC165 {36 // Selector: burnFrom(address,uint256) 79cc679037 function burnFrom(address from, uint256 amount) public returns (bool) {38 require(false, stub_error);39 from;40 amount;41 dummy = 0;42 return false;43 }44}4546// Selector: 7d9262e647contract Collection is Dummy, ERC165 {48 // Selector: setCollectionProperty(string,bytes) 2f073f6649 function setCollectionProperty(string memory key, bytes memory value)50 public51 {52 require(false, stub_error);53 key;54 value;55 dummy = 0;56 }5758 // Selector: deleteCollectionProperty(string) 7b7debce59 function deleteCollectionProperty(string memory key) public {60 require(false, stub_error);61 key;62 dummy = 0;63 }6465 // Throws error if key not found66 //67 // Selector: collectionProperty(string) cf24fd6d68 function collectionProperty(string memory key)69 public70 view71 returns (bytes memory)72 {73 require(false, stub_error);74 key;75 dummy;76 return hex"";77 }7879 // Selector: setCollectionSponsor(address) 7623402e80 function setCollectionSponsor(address sponsor) public {81 require(false, stub_error);82 sponsor;83 dummy = 0;84 }8586 // Selector: confirmCollectionSponsorship() 3c50e97a87 function confirmCollectionSponsorship() public {88 require(false, stub_error);89 dummy = 0;90 }9192 // Selector: setCollectionLimit(string,uint32) 6a3841db93 function setCollectionLimit(string memory limit, uint32 value) public {94 require(false, stub_error);95 limit;96 value;97 dummy = 0;98 }99100 // Selector: setCollectionLimit(string,bool) 993b7fba101 function setCollectionLimit(string memory limit, bool value) public {102 require(false, stub_error);103 limit;104 value;105 dummy = 0;106 }107108 // Selector: contractAddress() f6b4dfb4109 function contractAddress() public view returns (address) {110 require(false, stub_error);111 dummy;112 return 0x0000000000000000000000000000000000000000;113 }114115 // Selector: addCollectionAdminSubstrate(uint256) 5730062b116 function addCollectionAdminSubstrate(uint256 newAdmin) public view {117 require(false, stub_error);118 newAdmin;119 dummy;120 }121122 // Selector: removeCollectionAdminSubstrate(uint256) 4048fcf9123 function removeCollectionAdminSubstrate(uint256 newAdmin) public view {124 require(false, stub_error);125 newAdmin;126 dummy;127 }128129 // Selector: addCollectionAdmin(address) 92e462c7130 function addCollectionAdmin(address newAdmin) public view {131 require(false, stub_error);132 newAdmin;133 dummy;134 }135136 // Selector: removeCollectionAdmin(address) fafd7b42137 function removeCollectionAdmin(address admin) public view {138 require(false, stub_error);139 admin;140 dummy;141 }142143 // Selector: setCollectionNesting(bool) 112d4586144 function setCollectionNesting(bool enable) public {145 require(false, stub_error);146 enable;147 dummy = 0;148 }149150 // Selector: setCollectionNesting(bool,address[]) 64872396151 function setCollectionNesting(bool enable, address[] memory collections)152 public153 {154 require(false, stub_error);155 enable;156 collections;157 dummy = 0;158 }159160 // Selector: setCollectionAccess(uint8) 41835d4c161 function setCollectionAccess(uint8 mode) public {162 require(false, stub_error);163 mode;164 dummy = 0;165 }166167 // Selector: addToCollectionAllowList(address) 67844fe6168 function addToCollectionAllowList(address user) public view {169 require(false, stub_error);170 user;171 dummy;172 }173174 // Selector: removeFromCollectionAllowList(address) 85c51acb175 function removeFromCollectionAllowList(address user) public view {176 require(false, stub_error);177 user;178 dummy;179 }180181 // Selector: setCollectionMintMode(bool) 00018e84182 function setCollectionMintMode(bool mode) public {183 require(false, stub_error);184 mode;185 dummy = 0;186 }187}188189// Selector: 942e8b22190contract ERC20 is Dummy, ERC165, ERC20Events {191 // Selector: name() 06fdde03192 function name() public view returns (string memory) {193 require(false, stub_error);194 dummy;195 return "";196 }197198 // Selector: symbol() 95d89b41199 function symbol() public view returns (string memory) {200 require(false, stub_error);201 dummy;202 return "";203 }204205 // Selector: totalSupply() 18160ddd206 function totalSupply() public view returns (uint256) {207 require(false, stub_error);208 dummy;209 return 0;210 }211212 // Selector: decimals() 313ce567213 function decimals() public view returns (uint8) {214 require(false, stub_error);215 dummy;216 return 0;217 }218219 // Selector: balanceOf(address) 70a08231220 function balanceOf(address owner) public view returns (uint256) {221 require(false, stub_error);222 owner;223 dummy;224 return 0;225 }226227 // Selector: transfer(address,uint256) a9059cbb228 function transfer(address to, uint256 amount) public returns (bool) {229 require(false, stub_error);230 to;231 amount;232 dummy = 0;233 return false;234 }235236 // Selector: transferFrom(address,address,uint256) 23b872dd237 function transferFrom(238 address from,239 address to,240 uint256 amount241 ) public returns (bool) {242 require(false, stub_error);243 from;244 to;245 amount;246 dummy = 0;247 return false;248 }249250 // Selector: approve(address,uint256) 095ea7b3251 function approve(address spender, uint256 amount) public returns (bool) {252 require(false, stub_error);253 spender;254 amount;255 dummy = 0;256 return false;257 }258259 // Selector: allowance(address,address) dd62ed3e260 function allowance(address owner, address spender)261 public262 view263 returns (uint256)264 {265 require(false, stub_error);266 owner;267 spender;268 dummy;269 return 0;270 }271}272273contract UniqueRFT is Dummy, ERC165, Collection {}274275contract UniqueRefungibleToken is276 Dummy,277 ERC165,278 ERC20,279 ERC20UniqueExtensions,280 UniqueRFT281{}tests/src/eth/api/UniqueRefungibleToken.soldiffbeforeafterboth--- /dev/null
+++ b/tests/src/eth/api/UniqueRefungibleToken.sol
@@ -0,0 +1,140 @@
+// SPDX-License-Identifier: OTHER
+// This code is automatically generated
+
+pragma solidity >=0.8.0 <0.9.0;
+
+// Common stubs holder
+interface Dummy {
+
+}
+
+interface ERC165 is Dummy {
+ function supportsInterface(bytes4 interfaceID) external view returns (bool);
+}
+
+// Inline
+interface ERC20Events {
+ event Transfer(address indexed from, address indexed to, uint256 value);
+ event Approval(
+ address indexed owner,
+ address indexed spender,
+ uint256 value
+ );
+}
+
+// Selector: 79cc6790
+interface ERC20UniqueExtensions is Dummy, ERC165 {
+ // Selector: burnFrom(address,uint256) 79cc6790
+ function burnFrom(address from, uint256 amount) external returns (bool);
+}
+
+// Selector: 7d9262e6
+interface Collection is Dummy, ERC165 {
+ // Selector: setCollectionProperty(string,bytes) 2f073f66
+ function setCollectionProperty(string memory key, bytes memory value)
+ external;
+
+ // Selector: deleteCollectionProperty(string) 7b7debce
+ function deleteCollectionProperty(string memory key) external;
+
+ // Throws error if key not found
+ //
+ // Selector: collectionProperty(string) cf24fd6d
+ function collectionProperty(string memory key)
+ external
+ view
+ returns (bytes memory);
+
+ // Selector: setCollectionSponsor(address) 7623402e
+ function setCollectionSponsor(address sponsor) external;
+
+ // Selector: confirmCollectionSponsorship() 3c50e97a
+ function confirmCollectionSponsorship() external;
+
+ // Selector: setCollectionLimit(string,uint32) 6a3841db
+ function setCollectionLimit(string memory limit, uint32 value) external;
+
+ // Selector: setCollectionLimit(string,bool) 993b7fba
+ function setCollectionLimit(string memory limit, bool value) external;
+
+ // Selector: contractAddress() f6b4dfb4
+ function contractAddress() external view returns (address);
+
+ // Selector: addCollectionAdminSubstrate(uint256) 5730062b
+ function addCollectionAdminSubstrate(uint256 newAdmin) external view;
+
+ // Selector: removeCollectionAdminSubstrate(uint256) 4048fcf9
+ function removeCollectionAdminSubstrate(uint256 newAdmin) external view;
+
+ // Selector: addCollectionAdmin(address) 92e462c7
+ function addCollectionAdmin(address newAdmin) external view;
+
+ // Selector: removeCollectionAdmin(address) fafd7b42
+ function removeCollectionAdmin(address admin) external view;
+
+ // Selector: setCollectionNesting(bool) 112d4586
+ function setCollectionNesting(bool enable) external;
+
+ // Selector: setCollectionNesting(bool,address[]) 64872396
+ function setCollectionNesting(bool enable, address[] memory collections)
+ external;
+
+ // Selector: setCollectionAccess(uint8) 41835d4c
+ function setCollectionAccess(uint8 mode) external;
+
+ // Selector: addToCollectionAllowList(address) 67844fe6
+ function addToCollectionAllowList(address user) external view;
+
+ // Selector: removeFromCollectionAllowList(address) 85c51acb
+ function removeFromCollectionAllowList(address user) external view;
+
+ // Selector: setCollectionMintMode(bool) 00018e84
+ function setCollectionMintMode(bool mode) external;
+}
+
+// Selector: 942e8b22
+interface ERC20 is Dummy, ERC165, ERC20Events {
+ // Selector: name() 06fdde03
+ function name() external view returns (string memory);
+
+ // Selector: symbol() 95d89b41
+ function symbol() external view returns (string memory);
+
+ // Selector: totalSupply() 18160ddd
+ function totalSupply() external view returns (uint256);
+
+ // Selector: decimals() 313ce567
+ function decimals() external view returns (uint8);
+
+ // Selector: balanceOf(address) 70a08231
+ function balanceOf(address owner) external view returns (uint256);
+
+ // Selector: transfer(address,uint256) a9059cbb
+ function transfer(address to, uint256 amount) external returns (bool);
+
+ // Selector: transferFrom(address,address,uint256) 23b872dd
+ function transferFrom(
+ address from,
+ address to,
+ uint256 amount
+ ) external returns (bool);
+
+ // Selector: approve(address,uint256) 095ea7b3
+ function approve(address spender, uint256 amount) external returns (bool);
+
+ // Selector: allowance(address,address) dd62ed3e
+ function allowance(address owner, address spender)
+ external
+ view
+ returns (uint256);
+}
+
+interface UniqueRFT is Dummy, ERC165, Collection {}
+
+interface UniqueRefungibleToken is
+ Dummy,
+ ERC165,
+ ERC20,
+ ERC20UniqueExtensions,
+ UniqueRFT
+{}
tests/src/eth/reFungibleTokenAbi.jsondiffbeforeafterboth--- /dev/null
+++ b/tests/src/eth/reFungibleTokenAbi.json
@@ -0,0 +1,305 @@
+[
+ {
+ "anonymous": false,
+ "inputs": [
+ {
+ "indexed": true,
+ "internalType": "address",
+ "name": "owner",
+ "type": "address"
+ },
+ {
+ "indexed": true,
+ "internalType": "address",
+ "name": "spender",
+ "type": "address"
+ },
+ {
+ "indexed": false,
+ "internalType": "uint256",
+ "name": "value",
+ "type": "uint256"
+ }
+ ],
+ "name": "Approval",
+ "type": "event"
+ },
+ {
+ "anonymous": false,
+ "inputs": [
+ {
+ "indexed": true,
+ "internalType": "address",
+ "name": "from",
+ "type": "address"
+ },
+ {
+ "indexed": true,
+ "internalType": "address",
+ "name": "to",
+ "type": "address"
+ },
+ {
+ "indexed": false,
+ "internalType": "uint256",
+ "name": "value",
+ "type": "uint256"
+ }
+ ],
+ "name": "Transfer",
+ "type": "event"
+ },
+ {
+ "inputs": [
+ { "internalType": "address", "name": "newAdmin", "type": "address" }
+ ],
+ "name": "addCollectionAdmin",
+ "outputs": [],
+ "stateMutability": "view",
+ "type": "function"
+ },
+ {
+ "inputs": [
+ { "internalType": "uint256", "name": "newAdmin", "type": "uint256" }
+ ],
+ "name": "addCollectionAdminSubstrate",
+ "outputs": [],
+ "stateMutability": "view",
+ "type": "function"
+ },
+ {
+ "inputs": [
+ { "internalType": "address", "name": "user", "type": "address" }
+ ],
+ "name": "addToCollectionAllowList",
+ "outputs": [],
+ "stateMutability": "view",
+ "type": "function"
+ },
+ {
+ "inputs": [
+ { "internalType": "address", "name": "owner", "type": "address" },
+ { "internalType": "address", "name": "spender", "type": "address" }
+ ],
+ "name": "allowance",
+ "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
+ "stateMutability": "view",
+ "type": "function"
+ },
+ {
+ "inputs": [
+ { "internalType": "address", "name": "spender", "type": "address" },
+ { "internalType": "uint256", "name": "amount", "type": "uint256" }
+ ],
+ "name": "approve",
+ "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+ "stateMutability": "nonpayable",
+ "type": "function"
+ },
+ {
+ "inputs": [
+ { "internalType": "address", "name": "owner", "type": "address" }
+ ],
+ "name": "balanceOf",
+ "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
+ "stateMutability": "view",
+ "type": "function"
+ },
+ {
+ "inputs": [
+ { "internalType": "address", "name": "from", "type": "address" },
+ { "internalType": "uint256", "name": "amount", "type": "uint256" }
+ ],
+ "name": "burnFrom",
+ "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+ "stateMutability": "nonpayable",
+ "type": "function"
+ },
+ {
+ "inputs": [{ "internalType": "string", "name": "key", "type": "string" }],
+ "name": "collectionProperty",
+ "outputs": [{ "internalType": "bytes", "name": "", "type": "bytes" }],
+ "stateMutability": "view",
+ "type": "function"
+ },
+ {
+ "inputs": [],
+ "name": "confirmCollectionSponsorship",
+ "outputs": [],
+ "stateMutability": "nonpayable",
+ "type": "function"
+ },
+ {
+ "inputs": [],
+ "name": "contractAddress",
+ "outputs": [{ "internalType": "address", "name": "", "type": "address" }],
+ "stateMutability": "view",
+ "type": "function"
+ },
+ {
+ "inputs": [],
+ "name": "decimals",
+ "outputs": [{ "internalType": "uint8", "name": "", "type": "uint8" }],
+ "stateMutability": "view",
+ "type": "function"
+ },
+ {
+ "inputs": [{ "internalType": "string", "name": "key", "type": "string" }],
+ "name": "deleteCollectionProperty",
+ "outputs": [],
+ "stateMutability": "nonpayable",
+ "type": "function"
+ },
+ {
+ "inputs": [],
+ "name": "name",
+ "outputs": [{ "internalType": "string", "name": "", "type": "string" }],
+ "stateMutability": "view",
+ "type": "function"
+ },
+ {
+ "inputs": [
+ { "internalType": "address", "name": "admin", "type": "address" }
+ ],
+ "name": "removeCollectionAdmin",
+ "outputs": [],
+ "stateMutability": "view",
+ "type": "function"
+ },
+ {
+ "inputs": [
+ { "internalType": "uint256", "name": "newAdmin", "type": "uint256" }
+ ],
+ "name": "removeCollectionAdminSubstrate",
+ "outputs": [],
+ "stateMutability": "view",
+ "type": "function"
+ },
+ {
+ "inputs": [
+ { "internalType": "address", "name": "user", "type": "address" }
+ ],
+ "name": "removeFromCollectionAllowList",
+ "outputs": [],
+ "stateMutability": "view",
+ "type": "function"
+ },
+ {
+ "inputs": [{ "internalType": "uint8", "name": "mode", "type": "uint8" }],
+ "name": "setCollectionAccess",
+ "outputs": [],
+ "stateMutability": "nonpayable",
+ "type": "function"
+ },
+ {
+ "inputs": [
+ { "internalType": "string", "name": "limit", "type": "string" },
+ { "internalType": "uint32", "name": "value", "type": "uint32" }
+ ],
+ "name": "setCollectionLimit",
+ "outputs": [],
+ "stateMutability": "nonpayable",
+ "type": "function"
+ },
+ {
+ "inputs": [
+ { "internalType": "string", "name": "limit", "type": "string" },
+ { "internalType": "bool", "name": "value", "type": "bool" }
+ ],
+ "name": "setCollectionLimit",
+ "outputs": [],
+ "stateMutability": "nonpayable",
+ "type": "function"
+ },
+ {
+ "inputs": [{ "internalType": "bool", "name": "mode", "type": "bool" }],
+ "name": "setCollectionMintMode",
+ "outputs": [],
+ "stateMutability": "nonpayable",
+ "type": "function"
+ },
+ {
+ "inputs": [{ "internalType": "bool", "name": "enable", "type": "bool" }],
+ "name": "setCollectionNesting",
+ "outputs": [],
+ "stateMutability": "nonpayable",
+ "type": "function"
+ },
+ {
+ "inputs": [
+ { "internalType": "bool", "name": "enable", "type": "bool" },
+ {
+ "internalType": "address[]",
+ "name": "collections",
+ "type": "address[]"
+ }
+ ],
+ "name": "setCollectionNesting",
+ "outputs": [],
+ "stateMutability": "nonpayable",
+ "type": "function"
+ },
+ {
+ "inputs": [
+ { "internalType": "string", "name": "key", "type": "string" },
+ { "internalType": "bytes", "name": "value", "type": "bytes" }
+ ],
+ "name": "setCollectionProperty",
+ "outputs": [],
+ "stateMutability": "nonpayable",
+ "type": "function"
+ },
+ {
+ "inputs": [
+ { "internalType": "address", "name": "sponsor", "type": "address" }
+ ],
+ "name": "setCollectionSponsor",
+ "outputs": [],
+ "stateMutability": "nonpayable",
+ "type": "function"
+ },
+ {
+ "inputs": [
+ { "internalType": "bytes4", "name": "interfaceID", "type": "bytes4" }
+ ],
+ "name": "supportsInterface",
+ "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+ "stateMutability": "view",
+ "type": "function"
+ },
+ {
+ "inputs": [],
+ "name": "symbol",
+ "outputs": [{ "internalType": "string", "name": "", "type": "string" }],
+ "stateMutability": "view",
+ "type": "function"
+ },
+ {
+ "inputs": [],
+ "name": "totalSupply",
+ "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
+ "stateMutability": "view",
+ "type": "function"
+ },
+ {
+ "inputs": [
+ { "internalType": "address", "name": "to", "type": "address" },
+ { "internalType": "uint256", "name": "amount", "type": "uint256" }
+ ],
+ "name": "transfer",
+ "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+ "stateMutability": "nonpayable",
+ "type": "function"
+ },
+ {
+ "inputs": [
+ { "internalType": "address", "name": "from", "type": "address" },
+ { "internalType": "address", "name": "to", "type": "address" },
+ { "internalType": "uint256", "name": "amount", "type": "uint256" }
+ ],
+ "name": "transferFrom",
+ "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+ "stateMutability": "nonpayable",
+ "type": "function"
+ }
+]