Rust-analyzer: if let Some / if let Ok postfix completions for Option<_> / Result<_>?

[YaLTeR]

When an expression has a type of Option<_> or Result<_> it would be useful to have a quick way to turn that into an

if let Some($1) = expr {
    $2
}$3

or if let Ok respectively.

[matklad]

Yup, I think we should add ifl postfix completion. At the moment, one can do this:

[bnjjj]

Will try to resolve it this week

[bnjjj]

Example: