node_modules/@angular/material/tree/package.json

{
  "name": "@angular/material/tree",
  "main": "../bundles/material-tree.umd.js",
  "fesm2015": "../fesm2015/tree.js",
  "esm2015": "../esm2015/tree/index.js",
  "typings": "./index.d.ts",
  "module": "../fesm2015/tree.js",
  "es2015": "../fesm2015/tree.js"
}