Normative: Emit reference information when calendarName = 'always'

[jessealama]

closes #1971

[codecov]

Codecov Report

Merging #2035 (9a356cb) into main (6cf421b) will decrease coverage by 4.39%.
The diff coverage is 100.00%.

❗ Current head 9a356cb differs from pull request most recent head 32bf5d3. Consider uploading reports for the commit 32bf5d3 to get more accurate results

@@            Coverage Diff             @@
##             main    #2035      +/-   ##
==========================================
- Coverage   92.19%   87.80%   -4.40%     
==========================================
  Files          19       17       -2     
  Lines       10928    10992      +64     
  Branches     1571     1433     -138     
==========================================
- Hits        10075     9651     -424     
- Misses        835     1322     +487     
- Partials       18       19       +1     

Flag	Coverage Δ
test262	?
tests	87.28% <100.00%> (+3.17%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
polyfill/lib/ecmascript.mjs	92.42% <100.00%> (-3.45%)	⬇️
polyfill/lib/plainyearmonth.mjs	26.04% <0.00%> (-41.32%)	⬇️
polyfill/lib/plainmonthday.mjs	51.06% <0.00%> (-31.92%)	⬇️
polyfill/lib/plaindate.mjs	63.56% <0.00%> (-20.68%)	⬇️
polyfill/lib/instant.mjs	84.79% <0.00%> (-9.46%)	⬇️
polyfill/lib/now.mjs	91.22% <0.00%> (-8.78%)	⬇️
polyfill/lib/timezone.mjs	85.35% <0.00%> (-8.29%)	⬇️
polyfill/lib/zoneddatetime.mjs	91.28% <0.00%> (-7.23%)	⬇️
polyfill/lib/intrinsicclass.mjs	52.70% <0.00%> (-2.71%)	⬇️
... and 7 more

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[ptomato]

This needs a corresponding change in the spec text.

[jessealama]

updated spec text

[ptomato]

👍

Will keep this marked as a draft until presented at TC39.

[ptomato]

This achieved consensus at the March 2022 TC39 plenary meeting.