Merge pull request #9960 from kpbochenek/align-if-statement

Multistatement if enforce then

Author: smarter

compiler/src/dotty/tools/dotc/ast/Desugar.scala

@@ -613,7 +613,7 @@ object desugar {
         }
       }
 
-      if (isCaseClass)
+      if isCaseClass then
         val (enumMeths, enumScaffolding) = enumCaseMeths
         (copyMeths ::: enumMeths ::: productElemMeths, enumScaffolding)
       else (Nil, Nil)
@@ -1002,7 +1002,7 @@ object desugar {
    */
   def patDef(pdef: PatDef)(using Context): Tree = flatTree {
     val PatDef(mods, pats, tpt, rhs) = pdef
-    if (mods.isEnumCase)
+    if mods.isEnumCase then
       def expand(id: Ident, definesLookups: Boolean) =
         expandSimpleEnumCase(id.name.asTermName, mods, definesLookups,
             Span(id.span.start, id.span.end, id.span.start))

compiler/src/dotty/tools/dotc/typer/Typer.scala

@@ -3023,7 +3023,7 @@ class Typer extends Namer
         if (matchingApply(wtp, pt))
           if needsTupledDual(wtp, pt) then adapt(tree, pt.tupledDual, locked)
           else tree
-        else if (wtp.isContextualMethod)
+        else if wtp.isContextualMethod then
           def isContextBoundParams = wtp.stripPoly match
             case MethodType(EvidenceParamName(_) :: _) => true
             case _ => false