78 lines
3.0 KiB
JavaScript
78 lines
3.0 KiB
JavaScript
"use strict";
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var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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var desc = Object.getOwnPropertyDescriptor(m, k);
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if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
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desc = { enumerable: true, get: function() { return m[k]; } };
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}
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Object.defineProperty(o, k2, desc);
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}) : (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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o[k2] = m[k];
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}));
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var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
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Object.defineProperty(o, "default", { enumerable: true, value: v });
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}) : function(o, v) {
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o["default"] = v;
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});
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var __importStar = (this && this.__importStar) || function (mod) {
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if (mod && mod.__esModule) return mod;
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var result = {};
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if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
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__setModuleDefault(result, mod);
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return result;
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};
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.extract = void 0;
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// tar -x
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const fsm = __importStar(require("@isaacs/fs-minipass"));
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const node_fs_1 = __importDefault(require("node:fs"));
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const list_js_1 = require("./list.js");
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const make_command_js_1 = require("./make-command.js");
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const unpack_js_1 = require("./unpack.js");
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const extractFileSync = (opt) => {
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const u = new unpack_js_1.UnpackSync(opt);
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const file = opt.file;
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const stat = node_fs_1.default.statSync(file);
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// This trades a zero-byte read() syscall for a stat
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// However, it will usually result in less memory allocation
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const readSize = opt.maxReadSize || 16 * 1024 * 1024;
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const stream = new fsm.ReadStreamSync(file, {
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readSize: readSize,
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size: stat.size,
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});
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stream.pipe(u);
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};
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const extractFile = (opt, _) => {
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const u = new unpack_js_1.Unpack(opt);
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const readSize = opt.maxReadSize || 16 * 1024 * 1024;
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const file = opt.file;
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const p = new Promise((resolve, reject) => {
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u.on('error', reject);
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u.on('close', resolve);
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// This trades a zero-byte read() syscall for a stat
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// However, it will usually result in less memory allocation
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node_fs_1.default.stat(file, (er, stat) => {
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if (er) {
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reject(er);
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}
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else {
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const stream = new fsm.ReadStream(file, {
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readSize: readSize,
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size: stat.size,
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});
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stream.on('error', reject);
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stream.pipe(u);
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}
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});
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});
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return p;
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};
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exports.extract = (0, make_command_js_1.makeCommand)(extractFileSync, extractFile, opt => new unpack_js_1.UnpackSync(opt), opt => new unpack_js_1.Unpack(opt), (opt, files) => {
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if (files?.length)
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(0, list_js_1.filesFilter)(opt, files);
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});
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//# sourceMappingURL=extract.js.map
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