caseStmtMacros no longer experimental, experimental manual refactor

Author: metagn

changelog.md

@@ -13,7 +13,8 @@
 
 ## Language changes
 
-
+- [Case statement macros](manual.html#macros-case-statement-macros) are no longer experimental,
+  meaning you no longer need to enable the experimental switch `caseStmtMacros` to use them. 
 
 ## Compiler changes
 

compiler/options.nim

@@ -195,7 +195,7 @@ type
     notnil,
     dynamicBindSym,
     forLoopMacros, # not experimental anymore; remains here for backwards compatibility
-    caseStmtMacros,
+    caseStmtMacros, # ditto
     codeReordering,
     compiletimeFFI,
       ## This requires building nim with `-d:nimHasLibFFI`

compiler/semstmts.nim

@@ -987,10 +987,10 @@ proc semCase(c: PContext, n: PNode; flags: TExprFlags): PNode =
   else:
     popCaseContext(c)
     closeScope(c)
-    if caseStmtMacros in c.features:
-      result = handleCaseStmtMacro(c, n, flags)
-      if result != nil:
-        return result
+    #if caseStmtMacros in c.features:
+    result = handleCaseStmtMacro(c, n, flags)
+    if result != nil:
+      return result
     localError(c.config, n[0].info, errSelectorMustBeOfCertainTypes)
     return
   for i in 1..<n.len: