Fix.

node_modules/js-tokens/package.json

@@ -0,0 +1,65 @@
+{
+  "_from": "js-tokens@^4.0.0",
+  "_id": "js-tokens@4.0.0",
+  "_inBundle": false,
+  "_integrity": "sha512-RdJUflcE3cUzKiMqQgsCu06FPu9UdIJO0beYbPhHN4k6apgJtifcoCtT9bcxOpYBtpD2kCM6Sbzg4CausW/PKQ==",
+  "_location": "/js-tokens",
+  "_phantomChildren": {},
+  "_requested": {
+    "type": "range",
+    "registry": true,
+    "raw": "js-tokens@^4.0.0",
+    "name": "js-tokens",
+    "escapedName": "js-tokens",
+    "rawSpec": "^4.0.0",
+    "saveSpec": null,
+    "fetchSpec": "^4.0.0"
+  },
+  "_requiredBy": [
+    "/@babel/highlight",
+    "/loose-envify"
+  ],
+  "_resolved": "https://registry.npmjs.org/js-tokens/-/js-tokens-4.0.0.tgz",
+  "_shasum": "19203fb59991df98e3a287050d4647cdeaf32499",
+  "_spec": "js-tokens@^4.0.0",
+  "_where": "E:\\github\\setup-python\\node_modules\\@babel\\highlight",
+  "author": {
+    "name": "Simon Lydell"
+  },
+  "bugs": {
+    "url": "https://github.com/lydell/js-tokens/issues"
+  },
+  "bundleDependencies": false,
+  "deprecated": false,
+  "description": "A regex that tokenizes JavaScript.",
+  "devDependencies": {
+    "coffeescript": "2.1.1",
+    "esprima": "4.0.0",
+    "everything.js": "1.0.3",
+    "mocha": "5.0.0"
+  },
+  "files": [
+    "index.js"
+  ],
+  "homepage": "https://github.com/lydell/js-tokens#readme",
+  "keywords": [
+    "JavaScript",
+    "js",
+    "token",
+    "tokenize",
+    "regex"
+  ],
+  "license": "MIT",
+  "name": "js-tokens",
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/lydell/js-tokens.git"
+  },
+  "scripts": {
+    "build": "node generate-index.js",
+    "dev": "npm run build && npm test",
+    "esprima-compare": "node esprima-compare ./index.js everything.js/es5.js",
+    "test": "mocha --ui tdd"
+  },
+  "version": "4.0.0"
+}