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ae.utils.appender: check for Allocator.deallocate #55

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ae.utils.appender: check for Allocator.deallocate #55

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25 changes: 21 additions & 4 deletions utils/appender.d
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Original file line number Diff line number Diff line change
Expand Up @@ -82,8 +82,9 @@ private:
}

newStart[0..size] = start[0..size];
if (unique)
allocator.deallocate(start[0..capacity]);
static if (hasMember!(Allocator, "deallocate"))
if (unique)
allocator.deallocate(start[0..capacity]);
start = newStart;
cursor = start + size;
end = start + newCapacity;
Expand Down Expand Up @@ -117,8 +118,9 @@ public:

~this()
{
if (cursor && unique)
allocator.deallocate(start[0..end-start]);
static if (hasMember!(Allocator, "deallocate"))
if (cursor && unique)
allocator.deallocate(start[0..end-start]);
}

/// Put elements.
Expand Down Expand Up @@ -312,6 +314,21 @@ unittest
}
}

unittest
{
static struct MinimalAllocator
{
static MinimalAllocator instance;

void[] allocate(size_t size)
{
return new void[](size);
}
}

alias Test = FastAppender!(int, MinimalAllocator);
}

/// UFCS shim for classic output ranges, which only take a single-argument put.
void putEx(R, U...)(auto ref R r, U items)
{
Expand Down