Skip FuncLit for newline after block

Author: bombsimon

testdata/src/with_config/newline_after_block/blockstatements.go

@@ -317,3 +317,22 @@ func typeSwitchWithNewline() {
 
 	fmt.Println("after type switch")
 }
+
+func funcLiteralInvoked() {
+	err := func() error {
+		return nil
+	}()
+	if err != nil {
+		panic(err)
+	}
+}
+
+func funcLiteralAssigned() {
+	someFn := func() {
+		_ = 1
+	}
+	anotherVar := 1
+
+	_ = someFn
+	_ = anotherVar
+}

testdata/src/with_config/newline_after_block/blockstatements.go.golden

@@ -340,3 +340,22 @@ func typeSwitchWithNewline() {
 
 	fmt.Println("after type switch")
 }
+
+func funcLiteralInvoked() {
+	err := func() error {
+		return nil
+	}()
+	if err != nil {
+		panic(err)
+	}
+}
+
+func funcLiteralAssigned() {
+	someFn := func() {
+		_ = 1
+	}
+	anotherVar := 1
+
+	_ = someFn
+	_ = anotherVar
+}

wsl.go

@@ -127,13 +127,14 @@ func (w *WSL) checkStmt(stmt ast.Stmt, cursor *Cursor) {
 	}
 }
 
+//nolint:unparam // False positive on `cursor`
 func (w *WSL) checkExpr(expr ast.Expr, cursor *Cursor) {
 	// This switch traverses all possible subexpressions in search
 	// of anonymous functions, no matter how unlikely or perhaps even
 	// semantically impossible it is.
 	switch s := expr.(type) {
 	case *ast.FuncLit:
-		w.checkBlock(s.Body, cursor)
+		w.checkBlock(s.Body, NewCursor([]ast.Stmt{}))
 	case *ast.CallExpr:
 		w.checkExpr(s.Fun, cursor)