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@solana/spl-token

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"use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.initializeMintCloseAuthorityInstructionData = void 0; exports.createInitializeMintCloseAuthorityInstruction = createInitializeMintCloseAuthorityInstruction; exports.decodeInitializeMintCloseAuthorityInstruction = decodeInitializeMintCloseAuthorityInstruction; exports.decodeInitializeMintCloseAuthorityInstructionUnchecked = decodeInitializeMintCloseAuthorityInstructionUnchecked; const buffer_layout_1 = require("@solana/buffer-layout"); const web3_js_1 = require("@solana/web3.js"); const constants_js_1 = require("../constants.js"); const errors_js_1 = require("../errors.js"); const types_js_1 = require("./types.js"); const serialization_js_1 = require("../serialization.js"); /** TODO: docs */ exports.initializeMintCloseAuthorityInstructionData = (0, buffer_layout_1.struct)([ (0, buffer_layout_1.u8)('instruction'), new serialization_js_1.COptionPublicKeyLayout('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_js_1.programSupportsExtensions)(programId)) { throw new errors_js_1.TokenUnsupportedInstructionError(); } const keys = [{ pubkey: mint, isSigner: false, isWritable: true }]; const data = Buffer.alloc(34); // worst-case size exports.initializeMintCloseAuthorityInstructionData.encode({ instruction: types_js_1.TokenInstruction.InitializeMintCloseAuthority, closeAuthority, }, data); return new web3_js_1.TransactionInstruction({ keys, programId, data: data.subarray(0, exports.initializeMintCloseAuthorityInstructionData.getSpan(data)), }); } /** * 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_js_1.TokenInvalidInstructionProgramError(); if (instruction.data.length !== exports.initializeMintCloseAuthorityInstructionData.getSpan(instruction.data)) throw new errors_js_1.TokenInvalidInstructionDataError(); const { keys: { mint }, data, } = decodeInitializeMintCloseAuthorityInstructionUnchecked(instruction); if (data.instruction !== types_js_1.TokenInstruction.InitializeMintCloseAuthority) throw new errors_js_1.TokenInvalidInstructionTypeError(); if (!mint) throw new errors_js_1.TokenInvalidInstructionKeysError(); return { programId, keys: { mint, }, data, }; } /** * 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, closeAuthority } = exports.initializeMintCloseAuthorityInstructionData.decode(data); return { programId, keys: { mint, }, data: { instruction, closeAuthority, }, }; } //# sourceMappingURL=initializeMintCloseAuthority.js.map