Fix 383 - Formatting AST including @trusted delegate produces inval…

[MoonlightSentinel]

…id output

dowas written unconditionally even though hasDo was false.

[codecov]

Codecov Report

Merging #399 into master will increase coverage by 1.75%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master     #399      +/-   ##
==========================================
+ Coverage   76.26%   78.02%   +1.75%     
==========================================
  Files           9        9              
  Lines        7168     7181      +13     
==========================================
+ Hits         5467     5603     +136     
+ Misses       1701     1578     -123     

Impacted Files	Coverage Δ
src/dparse/formatter.d	37.94% <100.00%> (+7.90%)	⬆️
src/dparse/ast.d	59.87% <0.00%> (+3.99%)	⬆️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 799a96b...6448b28. Read the comment docs.

[MoonlightSentinel]

The second commit ensures proper newlines/indentation for do (and also in/out along the way).

Also added a bunch of tests.

[Geod24]

Thanks! Looks like Travis had a spurious failure tho.

[MoonlightSentinel]

Could you have a look @WebFreak001 ?

[WebFreak001]

LGTM

[Geod24]

Can we have a merge & release then ? 👼

[WebFreak001]

(stable) release will take a little because we have the token trivia changes in right now, which changed how ddoc of tokens was handled, which still needs a little more testing for backwards compatibility