From 3224fb7d55e0c9d2c658b36e7571bd0d5a4cefc2 Mon Sep 17 00:00:00 2001
From: asynts <asynts@gmail.com>
Date: Wed, 23 Sep 2020 11:01:32 +0200
Subject: [PATCH] AK: Allow calling format without arguments.

---
 AK/Format.h             | 4 ++--
 AK/Tests/TestFormat.cpp | 5 +++++
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/AK/Format.h b/AK/Format.h
index f552b59fed..03a0cb4cd6 100644
--- a/AK/Format.h
+++ b/AK/Format.h
@@ -96,13 +96,13 @@ struct Formatter<T, typename EnableIf<IsIntegral<T>::value>::Type> {
 template<typename... Parameters>
 String format(StringView fmtstr, const Parameters&... parameters)
 {
-    Array formatters { Detail::Format::make_type_erased_formatter(parameters)... };
+    Array<Detail::Format::TypeErasedFormatter, sizeof...(parameters)> formatters { Detail::Format::make_type_erased_formatter(parameters)... };
     return Detail::Format::format(fmtstr, formatters);
 }
 template<typename... Parameters>
 void format(StringBuilder& builder, StringView fmtstr, const Parameters&... parameters)
 {
-    Array formatters { Detail::Format::make_type_erased_formatter(parameters)... };
+    Array<Detail::Format::TypeErasedFormatter, sizeof...(parameters)> formatters { Detail::Format::make_type_erased_formatter(parameters)... };
     Detail::Format::format(builder, fmtstr, formatters);
 }
 
diff --git a/AK/Tests/TestFormat.cpp b/AK/Tests/TestFormat.cpp
index d54ab36e11..505b13bf13 100644
--- a/AK/Tests/TestFormat.cpp
+++ b/AK/Tests/TestFormat.cpp
@@ -74,4 +74,9 @@ TEST_CASE(string_builder)
     EXPECT_EQ(builder.to_string(), " 42  21 ");
 }
 
+TEST_CASE(format_without_arguments)
+{
+    EXPECT_EQ(AK::format("foo"), "foo");
+}
+
 TEST_MAIN(Format)