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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include "attributeresult.h"
#include <charconv>
namespace search::expression {
IMPLEMENT_RESULTNODE(AttributeResult, ResultNode);
IMPLEMENT_RESULTNODE(IntegerAttributeResult, ResultNode);
IMPLEMENT_RESULTNODE(FloatAttributeResult, ResultNode);
ResultNode::ConstBufferRef
IntegerAttributeResult::onGetString(size_t , BufferRef buf) const {
if (buf.size() > 1) {
char * s = buf.str();
size_t sz = buf.size();
long v = getAttribute()->getInt(getDocId());
auto res = std::to_chars(s, s + sz - 1, v, 10);
if (res.ec == std::errc()) {
res.ptr[0] = 0;
} else {
s[0] = 0;
}
}
return buf;
}
ResultNode::ConstBufferRef
FloatAttributeResult::onGetString(size_t, BufferRef buf) const {
double val = getAttribute()->getFloat(getDocId());
int numWritten(std::min(buf.size(), (size_t)std::max(0, snprintf(buf.str(), buf.size(), "%g", val))));
return ConstBufferRef(buf.str(), numWritten);
}
}
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