Adjust breaking of closure signatures.

Author: dabelknap

Sources/SwiftFormatPrettyPrint/TokenStreamCreator.swift

@@ -232,9 +232,10 @@ private final class TokenStreamCreator: SyntaxVisitor {
   }
 
   override func visit(_ node: ClosureSignatureSyntax) {
-    before(node.firstToken, tokens: .open(.inconsistent, 2))
+    before(node.firstToken, tokens: .open(.inconsistent, 0))
     after(node.capture?.lastToken, tokens: .break)
-    after(node.input?.lastToken, tokens: .break)
+    before(node.input?.firstToken, tokens: .open)
+    after(node.input?.lastToken, tokens: .close, .break)
     after(node.output?.lastToken, tokens: .break)
     after(node.throwsTok, tokens: .break)
     after(node.lastToken, tokens: .close)

Tests/SwiftFormatPrettyPrintTests/FunctionCallTests.swift

@@ -75,7 +75,7 @@ public class FunctionCallTests: PrettyPrintTestCase {
       })
       funcCall(closure: {
         s1, s2, s3, s4, s5, s6, s7, s8, s9, s10
-          in
+        in
         return s1
       })
       funcCall(
@@ -189,10 +189,8 @@ public class FunctionCallTests: PrettyPrintTestCase {
         return a + 1
       }
       let b = funcCall() {
-        [unowned self, weak delegate = self.delegate!] (
-            a: Int,
-            b: String
-          ) -> String in
+        [unowned self, weak delegate = self.delegate!]
+        (a: Int, b: String) -> String in
         return String(a) + b
       }