Template driven ngForm doesn't have a value on radio inputs

[milosdanilov]

🐞 bug report

Affected Package

@angular/forms

Description

When using a conditional directive like ngIf on radio input, value on ngForm for that control will be empty. As well as the control itself on ngForm. This happens on Template driven forms.

🔬 Minimal Reproduction

https://stackblitz.com/fork/angular-dssxnc

🌍 Your Environment

Angular Version:

Angular CLI: 7.0.5
Node: 10.14.1
OS: linux x64
Angular: 7.0.3
... animations, common, compiler, compiler-cli, core, forms
... language-service, platform-browser, platform-browser-dynamic
... platform-server, router

Package                           Version
-----------------------------------------------------------
@angular-devkit/architect         0.10.5
@angular-devkit/build-optimizer   0.10.5
@angular-devkit/core              7.0.5
@angular-devkit/schematics        7.0.5
@angular/cli                      7.0.5
@ngtools/webpack                  7.0.5
@schematics/angular               7.0.5
@schematics/update                0.10.5
rxjs                              6.3.3
typescript                        3.1.6
webpack                           4.25.1

[NechiK]

I'll take a look at it!