From c36af357303891a45fdcb286b99ca8bb5be20693 Mon Sep 17 00:00:00 2001 From: Max Kellermann Date: Tue, 3 Dec 2013 12:57:22 +0100 Subject: TagBuilder: add move operator --- src/tag/TagBuilder.cxx | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) (limited to 'src/tag/TagBuilder.cxx') diff --git a/src/tag/TagBuilder.cxx b/src/tag/TagBuilder.cxx index 47921f248..2d3b49eb5 100644 --- a/src/tag/TagBuilder.cxx +++ b/src/tag/TagBuilder.cxx @@ -72,6 +72,37 @@ TagBuilder::operator=(const TagBuilder &other) return *this; } +TagBuilder & +TagBuilder::operator=(TagBuilder &&other) +{ + time = other.time; + has_playlist = other.has_playlist; + items = std::move(other.items); + + return *this; +} + +TagBuilder & +TagBuilder::operator=(Tag &&other) +{ + time = other.time; + has_playlist = other.has_playlist; + + /* move all TagItem pointers from the Tag object; we don't + need to contact the tag pool, because all we do is move + references */ + items.clear(); + items.reserve(other.num_items); + std::copy_n(other.items, other.num_items, std::back_inserter(items)); + + /* discard the pointers from the Tag object */ + other.num_items = 0; + delete[] other.items; + other.items = nullptr; + + return *this; +} + void TagBuilder::Clear() { -- cgit v1.2.3