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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/@solana/spl-token/lib/cjs/instructions
Просмотр файла: initializeMintCloseAuthority.js
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.decodeInitializeMintCloseAuthorityInstructionUnchecked = exports.decodeInitializeMintCloseAuthorityInstruction = exports.createInitializeMintCloseAuthorityInstruction = exports.initializeMintCloseAuthorityInstructionData = void 0;
const buffer_layout_1 = require("@solana/buffer-layout");
const buffer_layout_utils_1 = require("@solana/buffer-layout-utils");
const web3_js_1 = require("@solana/web3.js");
const errors_1 = require("../errors");
const types_1 = require("./types");
const constants_1 = require("../constants");
/** TODO: docs */
exports.initializeMintCloseAuthorityInstructionData = (0, buffer_layout_1.struct)([
(0, buffer_layout_1.u8)('instruction'),
(0, buffer_layout_1.u8)('closeAuthorityOption'),
(0, buffer_layout_utils_1.publicKey)('closeAuthority'),
]);
/**
* Construct an InitializeMintCloseAuthority instruction
*
* @param mint Token mint account
* @param closeAuthority Optional authority that can close the mint
* @param programId SPL Token program account
*
* @return Instruction to add to a transaction
*/
function createInitializeMintCloseAuthorityInstruction(mint, closeAuthority, programId) {
if (!(0, constants_1.programSupportsExtensions)(programId)) {
throw new errors_1.TokenUnsupportedInstructionError();
}
const keys = [{ pubkey: mint, isSigner: false, isWritable: true }];
const data = Buffer.alloc(exports.initializeMintCloseAuthorityInstructionData.span);
exports.initializeMintCloseAuthorityInstructionData.encode({
instruction: types_1.TokenInstruction.InitializeMintCloseAuthority,
closeAuthorityOption: closeAuthority ? 1 : 0,
closeAuthority: closeAuthority || new web3_js_1.PublicKey(0),
}, data);
return new web3_js_1.TransactionInstruction({ keys, programId, data });
}
exports.createInitializeMintCloseAuthorityInstruction = createInitializeMintCloseAuthorityInstruction;
/**
* Decode an InitializeMintCloseAuthority instruction and validate it
*
* @param instruction Transaction instruction to decode
* @param programId SPL Token program account
*
* @return Decoded, valid instruction
*/
function decodeInitializeMintCloseAuthorityInstruction(instruction, programId) {
if (!instruction.programId.equals(programId))
throw new errors_1.TokenInvalidInstructionProgramError();
if (instruction.data.length !== exports.initializeMintCloseAuthorityInstructionData.span)
throw new errors_1.TokenInvalidInstructionDataError();
const { keys: { mint }, data, } = decodeInitializeMintCloseAuthorityInstructionUnchecked(instruction);
if (data.instruction !== types_1.TokenInstruction.InitializeMintCloseAuthority)
throw new errors_1.TokenInvalidInstructionTypeError();
if (!mint)
throw new errors_1.TokenInvalidInstructionKeysError();
return {
programId,
keys: {
mint,
},
data,
};
}
exports.decodeInitializeMintCloseAuthorityInstruction = decodeInitializeMintCloseAuthorityInstruction;
/**
* Decode an InitializeMintCloseAuthority instruction without validating it
*
* @param instruction Transaction instruction to decode
*
* @return Decoded, non-validated instruction
*/
function decodeInitializeMintCloseAuthorityInstructionUnchecked({ programId, keys: [mint], data, }) {
const { instruction, closeAuthorityOption, closeAuthority } = exports.initializeMintCloseAuthorityInstructionData.decode(data);
return {
programId,
keys: {
mint,
},
data: {
instruction,
closeAuthority: closeAuthorityOption ? closeAuthority : null,
},
};
}
exports.decodeInitializeMintCloseAuthorityInstructionUnchecked = decodeInitializeMintCloseAuthorityInstructionUnchecked;
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