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self.ptr = self.ptr + n
self.ct = self.ct - n
return self.ptr
end
terra t.methods.null(): t return t { ptr = nil, ct = 0 } end -- maybe should be a macro?
terra t:ref() return self.ptr ~= nil end
t.metamethods.__not = macro(function(self) return `not self:ref() end)
t.metamethods.__apply = macro(function(self,idx) return `self.ptr[idx] end)
if not ty:isstruct() then
terra t:cmp_raw(other: &ty)
for i=0, self.ct do
if self.ptr[i] ~= other[i] then return false end
end
return true
end
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self.ptr = self.ptr + n
self.ct = self.ct - n
return self.ptr
end
terra t.methods.null(): t return t { ptr = nil, ct = 0 } end -- maybe should be a macro?
terra t:ref() return self.ptr ~= nil end
t.metamethods.__not = macro(function(self) return `not self:ref() end)
t.metamethods.__apply = macro(function(self,idx) return `self.ptr[ [idx or 0] ] end)
t.metamethods.__update = macro(function(self,idx,rhs)
return quote self.ptr[idx] = rhs end end)
if not ty:isstruct() then
terra t:cmp_raw(other: &ty)
for i=0, self.ct do
if self.ptr[i] ~= other[i] then return false end
end
return true
end
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