From 6876d160cf085fbeb6caacc8a00ab13f7066cf5d Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@musicpd.org>
Date: Fri, 13 Mar 2020 18:47:00 +0100
Subject: [PATCH] util/StringCompare: add more StringView overloads

---
 src/util/StringCompare.hxx | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/src/util/StringCompare.hxx b/src/util/StringCompare.hxx
index 8ae7b0de2..b13f1623c 100644
--- a/src/util/StringCompare.hxx
+++ b/src/util/StringCompare.hxx
@@ -81,6 +81,14 @@ StringStartsWithIgnoreCase(const char *haystack, StringView needle) noexcept
 	return StringIsEqualIgnoreCase(haystack, needle.data, needle.size);
 }
 
+gcc_pure
+static inline bool
+StringStartsWithIgnoreCase(StringView haystack, StringView needle) noexcept
+{
+	return haystack.size >= needle.size &&
+		StringIsEqualIgnoreCase(haystack.data, needle.data, needle.size);
+}
+
 gcc_pure gcc_nonnull_all
 static inline const char *
 StringAfterPrefixIgnoreCase(const char *haystack, StringView needle) noexcept
@@ -90,6 +98,16 @@ StringAfterPrefixIgnoreCase(const char *haystack, StringView needle) noexcept
 		: nullptr;
 }
 
+gcc_pure
+static inline StringView
+StringAfterPrefixIgnoreCase(StringView haystack,
+			    StringView needle) noexcept
+{
+	return StringStartsWithIgnoreCase(haystack, needle)
+		? haystack.substr(needle.size)
+		: nullptr;
+}
+
 /**
  * Check if the given string ends with the specified suffix.  If yes,
  * returns the position of the suffix, and nullptr otherwise.