node/tools/eslint/node_modules/@babel/traverse/lib/cache.js
Michaël Zasso 2eff28fb7a
tools: move ESLint to tools/eslint
Greatly simplify how ESLint and its plugins are installed.

PR-URL: https://github.com/nodejs/node/pull/53413
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
2024-06-19 19:54:08 +00:00

44 lines
1.2 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.clear = clear;
exports.clearPath = clearPath;
exports.clearScope = clearScope;
exports.getCachedPaths = getCachedPaths;
exports.getOrCreateCachedPaths = getOrCreateCachedPaths;
exports.scope = exports.path = void 0;
let pathsCache = exports.path = new WeakMap();
let scope = exports.scope = new WeakMap();
function clear() {
clearPath();
clearScope();
}
function clearPath() {
exports.path = pathsCache = new WeakMap();
}
function clearScope() {
exports.scope = scope = new WeakMap();
}
const nullHub = Object.freeze({});
function getCachedPaths(hub, parent) {
var _pathsCache$get, _hub;
{
hub = null;
}
return (_pathsCache$get = pathsCache.get((_hub = hub) != null ? _hub : nullHub)) == null ? void 0 : _pathsCache$get.get(parent);
}
function getOrCreateCachedPaths(hub, parent) {
var _hub2, _hub3;
{
hub = null;
}
let parents = pathsCache.get((_hub2 = hub) != null ? _hub2 : nullHub);
if (!parents) pathsCache.set((_hub3 = hub) != null ? _hub3 : nullHub, parents = new WeakMap());
let paths = parents.get(parent);
if (!paths) parents.set(parent, paths = new Map());
return paths;
}
//# sourceMappingURL=cache.js.map