12.0.0-alpha.2

🚀 New Feature

• Allow coercing polyvariants to variants when we can guarantee that the runtime representation matches. #6981
• Add new dict literal syntax (dict{"foo": "bar"}). #6774
• Optimize usage of the new dict literal syntax to emit an actual JS object literal. #6538

🐛 Bug Fix

• Fix issue where long layout break added a trailing comma in partial application .... #6949
• Fix incorrect format of function under unary operator. #6953
• Fix incorrect printing of module binding with signature. #6963
• Fix incorrect printing of external with @as attribute and _ placholder (fixed argument). #6970
• Disallow spreading anything but regular variants inside of other variants. #6980
• Fix comment removed when function signature has type keyword. #6997
• Fix parse error on doc comment before "and" in type def. #7001

🏠 Internal

• Add dev container. #6962
• Convert more tests to the node test runner. #6956
• Remove attribute "internal.arity". #7004
• Remove dead modules. #7008

💅 Polish

• Improve formatting in the generated js code. #6932
  • }\ncatch{ -> } catch {
  • for(let i = 0 ,i_finish = r.length; i < i_finish; ++i){ -> for (let i = 0, i_finish = r.length; i < i_finish; ++i) {
  • while(true) { -> while (true) {
  • Fixed tabulation for switch case bodies
  • Fixed tabulation for throw new Error bodies
  • Removed empty line at the end of switch statement
  • Removed empty default case from switch statement in the generated code
• Optimised the Type Extension runtime code and removed trailing /1 from RE_EXN_ID. #6958
• Compact output for anonymous functions. #6945 #7013
• Rewatch 1.0.9. #7010