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add .natvis file for visualizing svector contents in visual studio debugger #55

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add .natvis file for visualizing svector contents in visual studio debugger #55

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2 changes: 2 additions & 0 deletions include/ankerl/svector.h
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Original file line number Diff line number Diff line change
Expand Up @@ -183,6 +183,8 @@ template <typename T, size_t MinInlineCapacity>
class svector {
static_assert(MinInlineCapacity <= 127, "sorry, can't have more than 127 direct elements");
static constexpr auto N = detail::automatic_capacity<T>(MinInlineCapacity);
static constexpr auto alignment_of_t = std::alignment_of_v<T>;
static constexpr auto offset_to_indirect_data = detail::round_up(sizeof(detail::header), alignment_of_t);

enum class direction { direct, indirect };

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24 changes: 24 additions & 0 deletions svector.natvis
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Original file line number Diff line number Diff line change
@@ -0,0 +1,24 @@
<?xml version="1.0" encoding="utf-8"?>
<AutoVisualizer xmlns="http://schemas.microsoft.com/vstudio/debugger/natvis/2010">
<Type Name="ankerl::v1_0_3::svector&lt;*&gt;">
<DisplayString>svector</DisplayString>
<Expand>
<!--<Synthetic Name="mode" Condition="(m_data[0] &amp; 1) == 1">
<DisplayString>direct mode</DisplayString>
</Synthetic>-->
<Item Name="size" Condition="(m_data[0] &amp; 1) == 1">m_data[0] &gt;&gt; 1</Item>
<ArrayItems Condition="(m_data[0] &amp; 1) == 1">
<Size>m_data[0] &gt;&gt; 1</Size>
<ValuePointer>(value_type*)((char*)&amp;m_data + alignment_of_t)</ValuePointer>
</ArrayItems>
<!--<Synthetic Name="mode" Condition="(m_data[0] &amp; 1) == 0">
<DisplayString>indirect mode</DisplayString>
</Synthetic>-->
<Item Name="size" Condition="(m_data[0] &amp; 1) == 0">(*(detail::header**)&amp;m_data)->m_size</Item>
<ArrayItems Condition="(m_data[0] &amp; 1) == 0">
<Size>(*(detail::header**)&amp;m_data)->m_size</Size>
<ValuePointer>(value_type*)((char*)(*(detail::header**)&amp;m_data) + offset_to_indirect_data)</ValuePointer>
</ArrayItems>
</Expand>
</Type>
</AutoVisualizer>
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