Router: apply space.inParens consistently

scalafmt-core/shared/src/main/scala/org/scalafmt/internal/Router.scala

@@ -2028,21 +2028,26 @@ class Router(formatOps: FormatOps) {
  if (style.align.openParenCtrlSite) getOpenParenAlignIndents(close)
  else Seq(Indent(indentLen, close, ExpiresOn.Before))
  val penalizeNewlines = penalizeNewlineByNesting(open, close)
+ def baseNoSplit(commentNL: Modification = null)(implicit
+ fileLine: FileLine,
+ ) = Split.opt(getNoSplitAfterOpening(ft, commentNL = commentNL), 0)
+
  if (style.danglingParentheses.ctrlSite) {
  val noSplit =
- if (style.align.openParenCtrlSite) Split(NoSplit, 0)
+ if (style.align.openParenCtrlSite) baseNoSplit()
  .withIndents(indents).withPolicy(penalizeNewlines)
  .andPolicy(decideNewlinesOnlyBeforeCloseOnBreak(close))
- else Split(NoSplit, 0).withSingleLine(close)
+ else baseNoSplit().withSingleLine(close)
  Seq(
  noSplit,
  Split(Newline, 1).withIndent(indentLen, close, Before)
  .withPolicy(penalizeNewlines)
  .andPolicy(decideNewlinesOnlyBeforeClose(close)),
  )
  } else Seq(
- Split(NoSplit, 0).withIndents(indents).withPolicy(penalizeNewlines),
+ baseNoSplit(Newline).withIndents(indents).withPolicy(penalizeNewlines),
  )
+
  case FormatToken(_: T.KwIf, right, _) if leftOwner.is[Term.If] =>
  val owner = leftOwner.asInstanceOf[Term.If]
  val expire = getLastToken(owner)
@@ -2544,33 +2549,11 @@ class Router(formatOps: FormatOps) {
  case FormatToken(T.Dot(), T.Ident(_) | T.KwThis() | T.KwSuper(), _) =>
  Seq(Split(NoSplit, 0))
  case FormatToken(_, T.RightBracket(), _) => Seq(Split(NoSplit, 0))
-
- /*
- def modNoNL = {
- def allowSpace = rightOwner match {
- case _: Term.EnumeratorsBlock => false
- case _: Term.If | _: Term.While | _: Term.For | _: Term.ForYield =>
- isTokenLastOrAfter(close, rightOwner)
- case _ => true
- }
- getNoSplitBeforeClosing(ft, Newline, spaceOk = allowSpace)
- */
- case FormatToken(_, close: T.RightParen, _) =>
- def modNoNL(allowSpace: Boolean) =
- getNoSplitBeforeClosing(ft, Newline, spaceOk = allowSpace)
- val mod = rightOwner match {
- case _: Term.EnumeratorsBlock => modNoNL(false)
- case _: Term.If | _: Term.While | _: Term.For | _: Term.ForYield =>
- modNoNL(isTokenLastOrAfter(close, rightOwner))
- case _: Pat.Alternative =>
- if (style.newlines.keepBreak(newlines)) Newline
- else modNoNL(allowSpace = true)
- case t =>
- val nlOnly = style.newlines.keepBreak(newlines) &&
- style.binPack.siteFor(t).exists(_._1 ne BinPack.Site.Never)
- if (nlOnly) Newline else modNoNL(allowSpace = true)
- }
- Seq(Split(mod, 0))
+ case FormatToken(_, _: T.RightParen, _) =>
+ val ok = !style.newlines.keepBreak(newlines) ||
+ style.binPack.siteFor(rightOwner)
+ .fold(!rightOwner.is[Pat.Alternative])(_._1 eq BinPack.Site.Never)
+ Seq(Split(if (ok) getNoSplitBeforeClosing(ft, Newline) else Newline, 0))
 
  case FormatToken(left, _: T.KwCatch | _: T.KwFinally, _)
  if style.newlines.alwaysBeforeElseAfterCurlyIf ||

scalafmt-tests/shared/src/test/resources/newlines/source_classic.stat

@@ -4049,7 +4049,7 @@ a match {
 a match {
  case ( Root / "foo" | Root / "bar" |
  Root / "baz" / _ / "qux" ) =>
- ( if (foo) ( foo ) + bar
+ ( if ( foo ) ( foo ) + bar
  else foo + ( bar ) ) + ( baz )
  case ( Root / "foo" | Root / "bar" |
  Root / "baz" / _ / "qux" ) => (
@@ -4068,34 +4068,35 @@ spaces.inParentheses = true
 ===
 for ((a, b) <- c.d) (((a, b)))
 >>>
-for (( a, b ) <- c.d) ((( a, b )))
+for ( ( a, b ) <- c.d ) ((( a, b )))
 <<< #2219 with spaces, for-do with braces
 spaces.inParentheses = true
 ===
 for ((a, b) <- c.d) {{ (((a, b))) }}
 >>>
-for (( a, b ) <- c.d) {
+for ( ( a, b ) <- c.d ) {
  { ((( a, b ))) }
 }
 <<< #2219 with spaces, for-yield
 spaces.inParentheses = true
 ===
 for ((a, b) <- c.d) yield (((a, b)))
 >>>
-for (( a, b ) <- c.d) yield ((( a, b )))
+for ( ( a, b ) <- c.d )
+ yield ((( a, b )))
 <<< #2219 with spaces, while
 spaces.inParentheses = true
 ===
 while ((((a,b) < (1,1)))) (((a, b)))
 >>>
-while ((( ( a, b ) < ( 1, 1 ) )))
+while ( (( ( a, b ) < ( 1, 1 ) )) )
  ((( a, b )))
 <<< #2219 with spaces, if
 spaces.inParentheses = true
 ===
 if ((((a,b) < (1,1)))) (((a, b)))
 >>>
-if ((( ( a, b ) < ( 1, 1 ) )))
+if ( (( ( a, b ) < ( 1, 1 ) )) )
  ((( a, b )))
 <<< #2250
 danglingParentheses.callSite = true

scalafmt-tests/shared/src/test/resources/newlines/source_fold.stat

@@ -3659,7 +3659,7 @@ a match {
 a match {
  case ( Root / "foo" | Root / "bar" |
  Root / "baz" / _ / "qux" ) =>
- ( if (foo) ( foo ) + bar
+ ( if ( foo ) ( foo ) + bar
  else foo + ( bar ) ) + ( baz )
  case ( Root / "foo" | Root / "bar" |
  Root / "baz" / _ / "qux" ) => (
@@ -3678,34 +3678,35 @@ spaces.inParentheses = true
 ===
 for ((a, b) <- c.d) (((a, b)))
 >>>
-for (( a, b ) <- c.d) ((( a, b )))
+for ( ( a, b ) <- c.d ) ((( a, b )))
 <<< #2219 with spaces, for-do with braces
 spaces.inParentheses = true
 ===
 for ((a, b) <- c.d) {{ (((a, b))) }}
 >>>
-for (( a, b ) <- c.d) {
+for ( ( a, b ) <- c.d ) {
  { ((( a, b ))) }
 }
 <<< #2219 with spaces, for-yield
 spaces.inParentheses = true
 ===
 for ((a, b) <- c.d) yield (((a, b)))
 >>>
-for (( a, b ) <- c.d) yield ((( a, b )))
+for ( ( a, b ) <- c.d )
+ yield ((( a, b )))
 <<< #2219 with spaces, while
 spaces.inParentheses = true
 ===
 while ((((a,b) < (1,1)))) (((a, b)))
 >>>
-while ((( ( a, b ) < ( 1, 1 ) )))
+while ( (( ( a, b ) < ( 1, 1 ) )) )
  ((( a, b )))
 <<< #2219 with spaces, if
 spaces.inParentheses = true
 ===
 if ((((a,b) < (1,1)))) (((a, b)))
 >>>
-if ((( ( a, b ) < ( 1, 1 ) )))
+if ( (( ( a, b ) < ( 1, 1 ) )) )
  ((( a, b )))
 <<< #2250
 danglingParentheses.callSite = true

scalafmt-tests/shared/src/test/resources/newlines/source_keep.stat

@@ -3792,7 +3792,7 @@ a match {
  | Root / "bar"
  | Root / "baz" / _ / "qux"
  ) =>
- ( if (foo) ( foo ) + bar
+ ( if ( foo ) ( foo ) + bar
  else foo + ( bar ) ) + ( baz )
  case ( Root / "foo"
  | Root / "bar"
@@ -3812,34 +3812,35 @@ spaces.inParentheses = true
 ===
 for ((a, b) <- c.d) (((a, b)))
 >>>
-for (( a, b ) <- c.d) ((( a, b )))
+for ( ( a, b ) <- c.d ) ((( a, b )))
 <<< #2219 with spaces, for-do with braces
 spaces.inParentheses = true
 ===
 for ((a, b) <- c.d) {{ (((a, b))) }}
 >>>
-for (( a, b ) <- c.d) {
+for ( ( a, b ) <- c.d ) {
  { ((( a, b ))) }
 }
 <<< #2219 with spaces, for-yield
 spaces.inParentheses = true
 ===
 for ((a, b) <- c.d) yield (((a, b)))
 >>>
-for (( a, b ) <- c.d) yield ((( a, b )))
+for ( ( a, b ) <- c.d )
+ yield ((( a, b )))
 <<< #2219 with spaces, while
 spaces.inParentheses = true
 ===
 while ((((a,b) < (1,1)))) (((a, b)))
 >>>
-while ((( ( a, b ) < ( 1, 1 ) )))
+while ( (( ( a, b ) < ( 1, 1 ) )) )
  ((( a, b )))
 <<< #2219 with spaces, if
 spaces.inParentheses = true
 ===
 if ((((a,b) < (1,1)))) (((a, b)))
 >>>
-if ((( ( a, b ) < ( 1, 1 ) )))
+if ( (( ( a, b ) < ( 1, 1 ) )) )
  ((( a, b )))
 <<< #2250
 danglingParentheses.callSite = true

scalafmt-tests/shared/src/test/resources/newlines/source_unfold.stat

@@ -3948,7 +3948,7 @@ a match {
  Root / "foo" | Root / "bar" |
  Root / "baz" / _ / "qux"
  ) =>
- ( if (foo)
+ ( if ( foo )
  ( foo ) + bar
  else
  foo + ( bar ) ) + ( baz )
@@ -3971,14 +3971,14 @@ spaces.inParentheses = true
 ===
 for ((a, b) <- c.d) (((a, b)))
 >>>
-for (( a, b ) <- c.d)
+for ( ( a, b ) <- c.d )
  ((( a, b )))
 <<< #2219 with spaces, for-do with braces
 spaces.inParentheses = true
 ===
 for ((a, b) <- c.d) {{ (((a, b))) }}
 >>>
-for (( a, b ) <- c.d) {
+for ( ( a, b ) <- c.d ) {
  {
  ((( a, b )))
  }
@@ -3988,21 +3988,21 @@ spaces.inParentheses = true
 ===
 for ((a, b) <- c.d) yield (((a, b)))
 >>>
-for (( a, b ) <- c.d)
+for ( ( a, b ) <- c.d )
  yield ((( a, b )))
 <<< #2219 with spaces, while
 spaces.inParentheses = true
 ===
 while ((((a,b) < (1,1)))) (((a, b)))
 >>>
-while ((( ( a, b ) < ( 1, 1 ) )))
+while ( (( ( a, b ) < ( 1, 1 ) )) )
  ((( a, b )))
 <<< #2219 with spaces, if
 spaces.inParentheses = true
 ===
 if ((((a,b) < (1,1)))) (((a, b)))
 >>>
-if ((( ( a, b ) < ( 1, 1 ) )))
+if ( (( ( a, b ) < ( 1, 1 ) )) )
  ((( a, b )))
 <<< #2250
 danglingParentheses.callSite = true