cmux/node_modules/@vercel/build-utils/dist/file-fs-ref.js
2026-01-29 17:36:26 -08:00

113 lines
3.8 KiB
JavaScript

"use strict";
var __create = Object.create;
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __getProtoOf = Object.getPrototypeOf;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(
// If the importer is in node compatibility mode or this is not an ESM
// file that has been converted to a CommonJS file using a Babel-
// compatible transform (i.e. "__esModule" has not been set), then set
// "default" to the CommonJS "module.exports" for node compatibility.
isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: true }) : target,
mod
));
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var file_fs_ref_exports = {};
__export(file_fs_ref_exports, {
default: () => file_fs_ref_default
});
module.exports = __toCommonJS(file_fs_ref_exports);
var import_assert = __toESM(require("assert"));
var import_fs_extra = __toESM(require("fs-extra"));
var import_multistream = __toESM(require("multistream"));
var import_path = __toESM(require("path"));
var import_async_sema = __toESM(require("async-sema"));
const semaToPreventEMFILE = new import_async_sema.default(20);
class FileFsRef {
constructor({
mode = 33188,
contentType,
fsPath,
size
}) {
(0, import_assert.default)(typeof mode === "number");
(0, import_assert.default)(typeof fsPath === "string");
this.type = "FileFsRef";
this.mode = mode;
this.contentType = contentType;
this.fsPath = fsPath;
this.size = size;
}
static async fromFsPath({
mode,
contentType,
fsPath,
size
}) {
let m = mode;
let s = size;
if (!m || typeof s === "undefined") {
const stat = await import_fs_extra.default.lstat(fsPath);
m = stat.mode;
s = stat.size;
}
return new FileFsRef({ mode: m, contentType, fsPath, size: s });
}
static async fromStream({
mode = 33188,
contentType,
stream,
fsPath
}) {
(0, import_assert.default)(typeof mode === "number");
(0, import_assert.default)(typeof stream.pipe === "function");
(0, import_assert.default)(typeof fsPath === "string");
await import_fs_extra.default.mkdirp(import_path.default.dirname(fsPath));
await new Promise((resolve, reject) => {
const dest = import_fs_extra.default.createWriteStream(fsPath, {
mode: mode & 511
});
stream.pipe(dest);
stream.on("error", reject);
dest.on("finish", resolve);
dest.on("error", reject);
});
return FileFsRef.fromFsPath({ mode, contentType, fsPath });
}
async toStreamAsync() {
await semaToPreventEMFILE.acquire();
const release = () => semaToPreventEMFILE.release();
const stream = import_fs_extra.default.createReadStream(this.fsPath);
stream.on("close", release);
stream.on("error", release);
return stream;
}
toStream() {
let flag = false;
return (0, import_multistream.default)((cb) => {
if (flag)
return cb(null, null);
flag = true;
this.toStreamAsync().then((stream) => {
cb(null, stream);
}).catch((error) => {
cb(error, null);
});
});
}
}
var file_fs_ref_default = FileFsRef;