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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/@solana/spl-token/lib/cjs/instructions
Просмотр файла: initializeMultisig.js
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.decodeInitializeMultisigInstructionUnchecked = exports.decodeInitializeMultisigInstruction = exports.createInitializeMultisigInstruction = exports.initializeMultisigInstructionData = void 0;
const buffer_layout_1 = require("@solana/buffer-layout");
const web3_js_1 = require("@solana/web3.js");
const constants_1 = require("../constants");
const errors_1 = require("../errors");
const types_1 = require("./types");
/** TODO: docs */
exports.initializeMultisigInstructionData = (0, buffer_layout_1.struct)([
(0, buffer_layout_1.u8)('instruction'),
(0, buffer_layout_1.u8)('m'),
]);
/**
* Construct an InitializeMultisig instruction
*
* @param account Multisig account
* @param signers Full set of signers
* @param m Number of required signatures
* @param programId SPL Token program account
*
* @return Instruction to add to a transaction
*/
function createInitializeMultisigInstruction(account, signers, m, programId = constants_1.TOKEN_PROGRAM_ID) {
const keys = [
{ pubkey: account, isSigner: false, isWritable: true },
{ pubkey: web3_js_1.SYSVAR_RENT_PUBKEY, isSigner: false, isWritable: false },
];
for (const signer of signers) {
keys.push({ pubkey: signer, isSigner: false, isWritable: false });
}
const data = Buffer.alloc(exports.initializeMultisigInstructionData.span);
exports.initializeMultisigInstructionData.encode({
instruction: types_1.TokenInstruction.InitializeMultisig,
m,
}, data);
return new web3_js_1.TransactionInstruction({ keys, programId, data });
}
exports.createInitializeMultisigInstruction = createInitializeMultisigInstruction;
/**
* Decode an InitializeMultisig instruction and validate it
*
* @param instruction Transaction instruction to decode
* @param programId SPL Token program account
*
* @return Decoded, valid instruction
*/
function decodeInitializeMultisigInstruction(instruction, programId = constants_1.TOKEN_PROGRAM_ID) {
if (!instruction.programId.equals(programId))
throw new errors_1.TokenInvalidInstructionProgramError();
if (instruction.data.length !== exports.initializeMultisigInstructionData.span)
throw new errors_1.TokenInvalidInstructionDataError();
const { keys: { account, rent, signers }, data, } = decodeInitializeMultisigInstructionUnchecked(instruction);
if (data.instruction !== types_1.TokenInstruction.InitializeMultisig)
throw new errors_1.TokenInvalidInstructionTypeError();
if (!account || !rent || !signers.length)
throw new errors_1.TokenInvalidInstructionKeysError();
// TODO: key checks?
return {
programId,
keys: {
account,
rent,
signers,
},
data,
};
}
exports.decodeInitializeMultisigInstruction = decodeInitializeMultisigInstruction;
/**
* Decode an InitializeMultisig instruction without validating it
*
* @param instruction Transaction instruction to decode
*
* @return Decoded, non-validated instruction
*/
function decodeInitializeMultisigInstructionUnchecked({ programId, keys: [account, rent, ...signers], data, }) {
return {
programId,
keys: {
account,
rent,
signers,
},
data: exports.initializeMultisigInstructionData.decode(data),
};
}
exports.decodeInitializeMultisigInstructionUnchecked = decodeInitializeMultisigInstructionUnchecked;
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