Fix formatting

Author: jimhester

cpp11test/src/test-as.cpp

@@ -91,10 +91,11 @@ context("as_cpp-C++") {
   }
 
   test_that("as_cpp<enum:char>(INTSEXP)") {
-    enum class Response: char { YES, NO, MAYBE };
+    enum class Response : char { YES, NO, MAYBE };
     SEXP r = PROTECT(Rf_allocVector(INTSXP, 1));
 
-    for (Response e : {Response::YES, Response::NO, Response::MAYBE, static_cast<Response>(42)}) {
+    for (Response e :
+         {Response::YES, Response::NO, Response::MAYBE, static_cast<Response>(42)}) {
       INTEGER(r)[0] = static_cast<int>(e);
       auto x = cpp11::as_cpp<Response>(r);
       expect_true(x == e);

inst/include/cpp11/as.hpp

@@ -97,11 +97,10 @@ template <typename E>
 enable_if_enum<E, E> as_cpp(SEXP from) {
   if (Rf_isInteger(from)) {
     using underlying_type = typename std::underlying_type<E>::type;
-    using int_type = typename std::conditional<
-      std::is_same<char, underlying_type>::value,
-      int, // as_cpp<char> would trigger undesired string conversions
-      underlying_type
-    >::type;
+    using int_type = typename std::conditional<std::is_same<char, underlying_type>::value,
+                                               int,  // as_cpp<char> would trigger
+                                                     // undesired string conversions
+                                               underlying_type>::type;
     return static_cast<E>(as_cpp<int_type>(from));
   }