Fix spacing for * operator

Author: kimdv

CodeGeneration/Sources/generate-swiftbasicformat/BasicFormatFile.swift

@@ -128,6 +128,8 @@ let basicFormatFile = SourceFile {
              (.rightAngle, .identifier(_)),
              (.rightAngle, .postfixQuestionMark):
           return false
+        case (.spacedBinaryOperator(let `operator`), .leftParen):
+          return `operator` != "*"
         default:
           break
         }
@@ -155,10 +157,13 @@ let basicFormatFile = SourceFile {
              (.initKeyword, .leftParen),
              (.initKeyword, .postfixQuestionMark),
              (.leftAngle, .identifier(_)),
+             (.rightAngle, .leftParen),
              (.rightAngle, .postfixQuestionMark),
              (.tryKeyword, .exclamationMark),
              (.tryKeyword, .postfixQuestionMark):
           return false
+        case (.spacedBinaryOperator(let `operator`), .comma):
+          return `operator` != "*"
         default:
           break
         }

Sources/SwiftBasicFormat/generated/BasicFormat.swift

@@ -129,6 +129,8 @@ open class BasicFormat: SyntaxRewriter {
      (.rightAngle, .identifier(_ )), 
      (.rightAngle, .postfixQuestionMark): 
       return false
+    case (.spacedBinaryOperator(let `operator`), .leftParen): 
+      return `operator` != "*"
     default: 
       break 
     }
@@ -161,10 +163,13 @@ open class BasicFormat: SyntaxRewriter {
      (.initKeyword, .leftParen), 
      (.initKeyword, .postfixQuestionMark), 
      (.leftAngle, .identifier(_ )), 
+     (.rightAngle, .leftParen), 
      (.rightAngle, .postfixQuestionMark), 
      (.tryKeyword, .exclamationMark), 
      (.tryKeyword, .postfixQuestionMark): 
       return false
+    case (.spacedBinaryOperator(let `operator`), .comma): 
+      return `operator` != "*"
     default: 
       break 
     }

Tests/SwiftSyntaxBuilderTest/FunctionTests.swift

@@ -37,6 +37,25 @@ final class FunctionTests: XCTestCase {
     )
   }
 
+  func testFunctionDeclEnsurePropperSpacing() {
+    let buildable = FunctionDecl(
+      """
+      @available(*, deprecated, message: "Use function on Baz")
+      private func visitChildren<SyntaxType: SyntaxProtocol>(_ node: SyntaxType) {
+      }
+      """
+    )
+
+    AssertBuildResult(
+      buildable,
+      """
+      @available(*, deprecated, message: "Use function on Baz")
+      private func visitChildren<SyntaxType: SyntaxProtocol>(_ node: SyntaxType) {
+      }
+      """
+    )
+  }
+
   func testArguments() {
     let buildable = FunctionCallExpr(callee: ExprSyntax("test")) {
       for param in (1...5) {