[DI] add syntax to stack decorators

[fabpot]

Q	A
Feature PR	symfony/symfony#36373
PR author(s)	@nicolas-grekas
Merged in	5.1-dev

[carsonbot]

Thank you for this issue.
There has not been a lot of activity here for a while. Has this been resolved?

[carsonbot]

Just a quick reminder to make a comment on this. If I don't hear anything I'll close this.

[nicolas-grekas]

I might have a look here.

[carsonbot]

Thank you for this issue.
There has not been a lot of activity here for a while. Has this been resolved?

[carsonbot]

Friendly reminder that this issue exists. If I don't hear anything I'll close this.

[HeahDude]

Keep open please

[wouterj]

Something is useful to keep open if someone is willing to write the docs about it.

If nobody wants to fix an issue, we might as well simply close it as stalled.

Is anyone up to documenting this?

[HeahDude]

Yes I do :)