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Rollup merge of #82557 - rylev:natvis-improvements, r=varkor

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Add natvis for Result, NonNull, CString, CStr, and Cow

This adds natvis support (used for Windows debugging) to the following types: `Result`, `NonNull`, `CString`, `CStr`, and `Cow`.
This commit is contained in:
Dylan DPC 2021-03-08 13:13:20 +01:00 committed by GitHub
commit 298c31b04a
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 51 additions and 0 deletions
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7
src/etc/natvis/liballoc.natvis
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@ -75,4 +75,11 @@
<ExpandedItem>ptr.pointer->data</ExpandedItem>
</Expand>
</Type>
<Type Name="alloc::borrow::Cow&lt;*&gt;">
<DisplayString Condition="RUST$ENUM$DISR == 0x0">Borrowed({__0})</DisplayString>
<DisplayString Condition="RUST$ENUM$DISR == 0x1">Owned({__0})</DisplayString>
<Expand>
<Item Name="[value]" ExcludeView="simple">__0</Item>
</Expand>
</Type>
</AutoVisualizer>

15
src/etc/natvis/libcore.natvis
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@ -30,4 +30,19 @@
</Expand>
</Type>
<Type Name="core::result::Result&lt;*&gt;">
<DisplayString Condition="RUST$ENUM$DISR == 0x0">Ok({__0})</DisplayString>
<DisplayString Condition="RUST$ENUM$DISR == 0x1">Err({(*($T2*) &amp;__0)})</DisplayString>
<Expand>
<Item Name="[value]" Condition="RUST$ENUM$DISR == 0x0">__0</Item>
<Item Name="[value]" Condition="RUST$ENUM$DISR == 0x1">(*($T2*) &amp;__0)</Item>
</Expand>
</Type>
<Type Name="core::ptr::non_null::NonNull&lt;*&gt;">
<DisplayString>{(void*) pointer}</DisplayString>
<Expand>
<Item Name="[value]">*pointer</Item>
</Expand>
</Type>
</AutoVisualizer>

29
src/etc/natvis/libstd.natvis
View File

@ -72,4 +72,33 @@
</CustomListItems>
</Expand>
</Type>
<Type Name="std::ffi::c_str::CString">
<DisplayString>{inner.data_ptr,s}</DisplayString>
<Expand>
<Synthetic Name="[chars]">
<Expand>
<ArrayItems>
<Size>inner.length</Size>
<ValuePointer>(char*)inner.data_ptr</ValuePointer>
</ArrayItems>
</Expand>
</Synthetic>
</Expand>
</Type>
<Type Name="std::ffi::c_str::CStr">
<DisplayString>{(char*) inner}</DisplayString>
<Expand>
<Synthetic Name="[chars]">
<DisplayString>{(char*) inner}</DisplayString>
<Expand>
<ArrayItems>
<Size>strlen((char *) inner) + 1</Size>
<ValuePointer>(char*)inner</ValuePointer>
</ArrayItems>
</Expand>
</Synthetic>
</Expand>
</Type>
</AutoVisualizer>