Tree shaking does not work with Angular

[yuriy-bezrukov]

I'm trying to build an ng7 application

Repository to play

npm run buildMin

Without tree, shaking works correctly.

 cross-env NODE_ENV=production parcel build src/index.html --experimental-scope-hoisting

×  ..\node_modules\@angular\cdk\esm5\scrolling.es5.js does not export '$Idnv$import$ScrollDispatcher'
    at replaceExportNode (C:\Users\bezrukov\Documents\tfs\Dev\Scada.Web\Spa\node_modules\parcel\src\scope-hoisting\concat.js:54:13)
    at ReferencedIdentifier (C:\Users\bezrukov\Documents\tfs\Dev\Scada.Web\Spa\node_modules\parcel\src\scope-hoisting\concat.js:317:20)
    at newFn (C:\Users\bezrukov\Documents\tfs\Dev\Scada.Web\Spa\node_modules\@babel\traverse\lib\visitors.js:230:17)
    at NodePath._call (C:\Users\bezrukov\Documents\tfs\Dev\Scada.Web\Spa\node_modules\@babel\traverse\lib\path\context.js:53:20)
    at NodePath.call (C:\Users\bezrukov\Documents\tfs\Dev\Scada.Web\Spa\node_modules\@babel\traverse\lib\path\context.js:40:17)
    at NodePath.visit (C:\Users\bezrukov\Documents\tfs\Dev\Scada.Web\Spa\node_modules\@babel\traverse\lib\path\context.js:88:12)
    at TraversalContext.visitQueue (C:\Users\bezrukov\Documents\tfs\Dev\Scada.Web\Spa\node_modules\@babel\traverse\lib\context.js:118:16)
    at TraversalContext.visitSingle (C:\Users\bezrukov\Documents\tfs\Dev\Scada.Web\Spa\node_modules\@babel\traverse\lib\context.js:90:19)
    at TraversalContext.visit (C:\Users\bezrukov\Documents\tfs\Dev\Scada.Web\Spa\node_modules\@babel\traverse\lib\context.js:146:19)
    at Function.traverse.node (C:\Users\bezrukov\Documents\tfs\Dev\Scada.Web\Spa\node_modules\@babel\traverse\lib\index.js:94:17)
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! webModule@0.0.1 buildMin: `cross-env NODE_ENV=production parcel build src/index.html --experimental-scope-hoisting`
npm ERR! Exit status 1

[mischnic]

Will be fixed in the next release by #2491