From 074a23e6b4c7968715cfcc52ab9305be8a9fe3ac Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Tue, 3 Dec 2013 11:17:43 +0100
Subject: TagBuilder: add method HasType()

---
 src/tag/TagBuilder.cxx | 10 ++++++++++
 src/tag/TagBuilder.hxx |  7 +++++++
 2 files changed, 17 insertions(+)

(limited to 'src/tag')

diff --git a/src/tag/TagBuilder.cxx b/src/tag/TagBuilder.cxx
index 25e5cc24b..02749cfd5 100644
--- a/src/tag/TagBuilder.cxx
+++ b/src/tag/TagBuilder.cxx
@@ -74,6 +74,16 @@ TagBuilder::Commit()
 	return tag;
 }
 
+bool
+TagBuilder::HasType(TagType type) const
+{
+	for (auto i : items)
+		if (i->type == type)
+			return true;
+
+	return false;
+}
+
 inline void
 TagBuilder::AddItemInternal(TagType type, const char *value, size_t length)
 {
diff --git a/src/tag/TagBuilder.hxx b/src/tag/TagBuilder.hxx
index ffc60a1b2..ff6251014 100644
--- a/src/tag/TagBuilder.hxx
+++ b/src/tag/TagBuilder.hxx
@@ -108,6 +108,13 @@ public:
 		items.reserve(n);
 	}
 
+	/**
+	 * Checks whether the tag contains one or more items with
+	 * the specified type.
+	 */
+	gcc_pure
+	bool HasType(TagType type) const;
+
 	/**
 	 * Appends a new tag item.
 	 *
-- 
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