Methods references / definition in PHP files

[rusproject]

Is your feature request related to a problem? Please describe. no

Describe the solution you'd like Ability to see function/method references in PHP files in my project, when I work with smarty files like .tpl.

Describe alternatives you've considered Using Sublime Text 3 with Smarty extension.

Additional context Can't move to VS code because of lack of this feature.

ST3 with Smarty extension:

VS Code with Smarty extension:

[santaclaus21]

I miss it so much too