install-module-linked
Version:
Installs and symlinks a module into node_modules
105 lines • 5.13 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
Object.defineProperty(exports, "default", {
enumerable: true,
get: function() {
return installModule;
}
});
var _fs = /*#__PURE__*/ _interop_require_default(require("fs"));
var _fsremovecompat = require("fs-remove-compat");
var _mkdirpclassic = /*#__PURE__*/ _interop_require_default(require("mkdirp-classic"));
var _path = /*#__PURE__*/ _interop_require_default(require("path"));
var _queuecb = /*#__PURE__*/ _interop_require_default(require("queue-cb"));
var _tempsuffix = /*#__PURE__*/ _interop_require_default(require("temp-suffix"));
var _constantsts = require("../constants.js");
var _cachets = /*#__PURE__*/ _interop_require_default(require("../lib/cache.js"));
var _parseInstallStringts = /*#__PURE__*/ _interop_require_default(require("../lib/parseInstallString.js"));
function _array_like_to_array(arr, len) {
if (len == null || len > arr.length) len = arr.length;
for(var i = 0, arr2 = new Array(len); i < len; i++)arr2[i] = arr[i];
return arr2;
}
function _array_without_holes(arr) {
if (Array.isArray(arr)) return _array_like_to_array(arr);
}
function _interop_require_default(obj) {
return obj && obj.__esModule ? obj : {
default: obj
};
}
function _iterable_to_array(iter) {
if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter);
}
function _non_iterable_spread() {
throw new TypeError("Invalid attempt to spread non-iterable instance.\\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}
function _to_consumable_array(arr) {
return _array_without_holes(arr) || _iterable_to_array(arr) || _unsupported_iterable_to_array(arr) || _non_iterable_spread();
}
function _unsupported_iterable_to_array(o, minLen) {
if (!o) return;
if (typeof o === "string") return _array_like_to_array(o, minLen);
var n = Object.prototype.toString.call(o).slice(8, -1);
if (n === "Object" && o.constructor) n = o.constructor.name;
if (n === "Map" || n === "Set") return Array.from(n);
if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _array_like_to_array(o, minLen);
}
var _process_env_OSTYPE;
var isWindows = process.platform === 'win32' || /^(msys|cygwin)$/.test((_process_env_OSTYPE = process.env.OSTYPE) !== null && _process_env_OSTYPE !== void 0 ? _process_env_OSTYPE : '');
var symlinkType = isWindows ? 'junction' : 'dir';
function installModule(installString, nodeModulesPath, options, callback) {
var _path1;
var cachePath = options.cachePath || _constantsts.DEFAULT_CACHE_PATH;
var name = (0, _parseInstallStringts.default)(installString).name;
var dest = (_path1 = _path.default).join.apply(_path1, [
nodeModulesPath
].concat(_to_consumable_array(name.split('/'))));
_fs.default.stat(dest, function(err) {
if (!err) return callback(undefined, dest); // already installed
(0, _cachets.default)(installString, cachePath, function(err, cachedAt) {
if (err) {
console.log("Could not install: ".concat(installString, ". Message: ").concat(err.message));
return callback(err);
}
// Use temp symlink + atomic rename to avoid cross-process race conditions
var tempDest = (0, _tempsuffix.default)(dest);
var queue = new _queuecb.default(1);
queue.defer(function(cb) {
return (0, _mkdirpclassic.default)(_path.default.dirname(dest), function(err) {
return cb(err);
});
});
queue.defer(function(cb) {
return _fs.default.symlink(cachedAt, tempDest, symlinkType, function(err) {
return cb(err);
});
});
queue.defer(function(cb) {
_fs.default.rename(tempDest, dest, function(err) {
var _err_code;
// If rename fails because dest exists, another process won - that's ok
if (err && [
'EEXIST',
'ENOTEMPTY',
'EPERM'
].indexOf((_err_code = err.code) !== null && _err_code !== void 0 ? _err_code : '') >= 0) {
(0, _fsremovecompat.safeRm)(tempDest, function() {
return cb();
});
return;
}
cb(err);
});
});
queue.await(function(err) {
err ? (0, _fsremovecompat.safeRm)(tempDest, function() {
return callback(err);
}) : callback(undefined, dest);
});
});
});
}
/* CJS INTEROP */ if (exports.__esModule && exports.default) { try { Object.defineProperty(exports.default, '__esModule', { value: true }); for (var key in exports) { exports.default[key] = exports[key]; } } catch (_) {}; module.exports = exports.default; }