From b9a8b0d146447b198d46767695160f53bef473e4 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Fri, 6 Nov 2015 09:31:49 +0100
Subject: util/StringView: add method Literal()

---
 src/util/StringView.hxx | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/src/util/StringView.hxx b/src/util/StringView.hxx
index dd6c4dc77..b2456a945 100644
--- a/src/util/StringView.hxx
+++ b/src/util/StringView.hxx
@@ -54,6 +54,16 @@ struct StringView : ConstBuffer<char> {
 		return StringView("", size_t(0));
 	}
 
+	template<size_t n>
+	static constexpr StringView Literal(const char (&_data)[n]) {
+		static_assert(n > 0, "");
+		return {_data, n - 1};
+	}
+
+	static constexpr StringView Literal() {
+		return StringView("", size_t(0));
+	}
+
 	void SetEmpty() {
 		data = "";
 		size = 0;
@@ -90,7 +100,7 @@ struct StringView : ConstBuffer<char> {
 
 	template<size_t n>
 	bool EqualsLiteral(const char (&other)[n]) const {
-		return Equals({other, n - 1});
+		return Equals(Literal(other));
 	}
 
 	gcc_pure
@@ -101,7 +111,7 @@ struct StringView : ConstBuffer<char> {
 
 	template<size_t n>
 	bool EqualsLiteralIgnoreCase(const char (&other)[n]) const {
-		return EqualsIgnoreCase({other, n - 1});
+		return EqualsIgnoreCase(Literal(other));
 	}
 
 	/**
-- 
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