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<?xml version='1.0' encoding='UTF-8' standalone='no'?>
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<sectiondef kind="define">
<memberdef kind="define" id="truncate__util_8cc_1a6ac329a7785f3e9e20e6695370104ebd" prot="public" static="no">
<name>DISPATCH_TRUNCATE_LITERAL</name>
<param><defname>TYPE_ID</defname></param>
<initializer> case TYPE_ID: \
return TruncateLiteralImpl&lt;TYPE_ID&gt;(literal, width);</initializer>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="iceberg/util/truncate_util.cc" line="247" column="9" bodyfile="iceberg/util/truncate_util.cc" bodystart="247" bodyend="249"/>
</memberdef>
<memberdef kind="define" id="truncate__util_8cc_1ada16053c7d8f0dbf8c501484e078341a" prot="public" static="no">
<name>DISPATCH_TRUNCATE_LITERAL_MAX</name>
<param><defname>TYPE_ID</defname></param>
<initializer> case TYPE_ID: \
return TruncateLiteralMaxImpl&lt;TYPE_ID&gt;(literal, width);</initializer>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="iceberg/util/truncate_util.cc" line="273" column="9" bodyfile="iceberg/util/truncate_util.cc" bodystart="273" bodyend="275"/>
</memberdef>
</sectiondef>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<programlisting>
<codeline lineno="1"><highlight class="comment">/*</highlight></codeline>
<codeline lineno="2"><highlight class="comment"><sp/>*<sp/>Licensed<sp/>to<sp/>the<sp/>Apache<sp/>Software<sp/>Foundation<sp/>(ASF)<sp/>under<sp/>one</highlight></codeline>
<codeline lineno="3"><highlight class="comment"><sp/>*<sp/>or<sp/>more<sp/>contributor<sp/>license<sp/>agreements.<sp/><sp/>See<sp/>the<sp/>NOTICE<sp/>file</highlight></codeline>
<codeline lineno="4"><highlight class="comment"><sp/>*<sp/>distributed<sp/>with<sp/>this<sp/>work<sp/>for<sp/>additional<sp/>information</highlight></codeline>
<codeline lineno="5"><highlight class="comment"><sp/>*<sp/>regarding<sp/>copyright<sp/>ownership.<sp/><sp/>The<sp/>ASF<sp/>licenses<sp/>this<sp/>file</highlight></codeline>
<codeline lineno="6"><highlight class="comment"><sp/>*<sp/>to<sp/>you<sp/>under<sp/>the<sp/>Apache<sp/>License,<sp/>Version<sp/>2.0<sp/>(the</highlight></codeline>
<codeline lineno="7"><highlight class="comment"><sp/>*<sp/>&quot;License&quot;);<sp/>you<sp/>may<sp/>not<sp/>use<sp/>this<sp/>file<sp/>except<sp/>in<sp/>compliance</highlight></codeline>
<codeline lineno="8"><highlight class="comment"><sp/>*<sp/>with<sp/>the<sp/>License.<sp/><sp/>You<sp/>may<sp/>obtain<sp/>a<sp/>copy<sp/>of<sp/>the<sp/>License<sp/>at</highlight></codeline>
<codeline lineno="9"><highlight class="comment"><sp/>*</highlight></codeline>
<codeline lineno="10"><highlight class="comment"><sp/>*<sp/><sp/><sp/>http://www.apache.org/licenses/LICENSE-2.0</highlight></codeline>
<codeline lineno="11"><highlight class="comment"><sp/>*</highlight></codeline>
<codeline lineno="12"><highlight class="comment"><sp/>*<sp/>Unless<sp/>required<sp/>by<sp/>applicable<sp/>law<sp/>or<sp/>agreed<sp/>to<sp/>in<sp/>writing,</highlight></codeline>
<codeline lineno="13"><highlight class="comment"><sp/>*<sp/>software<sp/>distributed<sp/>under<sp/>the<sp/>License<sp/>is<sp/>distributed<sp/>on<sp/>an</highlight></codeline>
<codeline lineno="14"><highlight class="comment"><sp/>*<sp/>&quot;AS<sp/>IS&quot;<sp/>BASIS,<sp/>WITHOUT<sp/>WARRANTIES<sp/>OR<sp/>CONDITIONS<sp/>OF<sp/>ANY</highlight></codeline>
<codeline lineno="15"><highlight class="comment"><sp/>*<sp/>KIND,<sp/>either<sp/>express<sp/>or<sp/>implied.<sp/><sp/>See<sp/>the<sp/>License<sp/>for<sp/>the</highlight></codeline>
<codeline lineno="16"><highlight class="comment"><sp/>*<sp/>specific<sp/>language<sp/>governing<sp/>permissions<sp/>and<sp/>limitations</highlight></codeline>
<codeline lineno="17"><highlight class="comment"><sp/>*<sp/>under<sp/>the<sp/>License.</highlight></codeline>
<codeline lineno="18"><highlight class="comment"><sp/>*/</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="19"><highlight class="normal"></highlight></codeline>
<codeline lineno="20"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/>&quot;iceberg/util/truncate_util.h&quot;</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="21"><highlight class="normal"></highlight></codeline>
<codeline lineno="22"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/>&lt;cstdint&gt;</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="23"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/>&lt;memory&gt;</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="24"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/>&lt;utility&gt;</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="25"><highlight class="normal"></highlight></codeline>
<codeline lineno="26"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/>&quot;iceberg/expression/literal.h&quot;</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="27"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/>&quot;<ref refid="checked__cast_8h" kindref="compound">iceberg/util/checked_cast.h</ref>&quot;</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="28"><highlight class="normal"></highlight></codeline>
<codeline lineno="29"><highlight class="normal"></highlight><highlight class="keyword">namespace<sp/></highlight><highlight class="normal">iceberg<sp/>{</highlight></codeline>
<codeline lineno="30"><highlight class="normal"></highlight></codeline>
<codeline lineno="31"><highlight class="normal"></highlight><highlight class="keyword">namespace<sp/></highlight><highlight class="normal">{</highlight></codeline>
<codeline lineno="32"><highlight class="normal"></highlight><highlight class="keyword">constexpr</highlight><highlight class="normal"><sp/>uint32_t<sp/>kUtf8MaxCodePoint<sp/>=<sp/>0x10FFFF;</highlight></codeline>
<codeline lineno="33"><highlight class="normal"></highlight><highlight class="keyword">constexpr</highlight><highlight class="normal"><sp/>uint32_t<sp/>kUtf8MinSurrogate<sp/>=<sp/>0xD800;</highlight></codeline>
<codeline lineno="34"><highlight class="normal"></highlight><highlight class="keyword">constexpr</highlight><highlight class="normal"><sp/>uint32_t<sp/>kUtf8MaxSurrogate<sp/>=<sp/>0xDFFF;</highlight></codeline>
<codeline lineno="35"><highlight class="normal"></highlight></codeline>
<codeline lineno="36"><highlight class="normal">std::optional&lt;uint32_t&gt;<sp/>DecodeUtf8CodePoint(std::string_view<sp/>source)<sp/>{</highlight></codeline>
<codeline lineno="37"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(source.empty())<sp/>{</highlight></codeline>
<codeline lineno="38"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>std::nullopt;</highlight></codeline>
<codeline lineno="39"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="40"><highlight class="normal"></highlight></codeline>
<codeline lineno="41"><highlight class="normal"><sp/><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>byte0<sp/>=<sp/></highlight><highlight class="keyword">static_cast&lt;</highlight><highlight class="normal">uint8_t</highlight><highlight class="keyword">&gt;</highlight><highlight class="normal">(source[0]);</highlight></codeline>
<codeline lineno="42"><highlight class="normal"></highlight></codeline>
<codeline lineno="43"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>1-byte<sp/>sequence<sp/>(ASCII):<sp/>0xxxxxxx</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="44"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(byte0<sp/>&lt;<sp/>0x80)<sp/>{</highlight></codeline>
<codeline lineno="45"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>byte0;</highlight></codeline>
<codeline lineno="46"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="47"><highlight class="normal"></highlight></codeline>
<codeline lineno="48"><highlight class="normal"><sp/><sp/></highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>size<sp/>=<sp/>source.size();</highlight></codeline>
<codeline lineno="49"><highlight class="normal"></highlight></codeline>
<codeline lineno="50"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>2-byte<sp/>sequence:<sp/>110xxxxx<sp/>10xxxxxx</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="51"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((byte0<sp/>&amp;<sp/>0xE0)<sp/>==<sp/>0xC0)<sp/>{</highlight></codeline>
<codeline lineno="52"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(size<sp/>&lt;<sp/>2)<sp/>{</highlight></codeline>
<codeline lineno="53"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>std::nullopt;</highlight></codeline>
<codeline lineno="54"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="55"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>byte1<sp/>=<sp/></highlight><highlight class="keyword">static_cast&lt;</highlight><highlight class="normal">uint8_t</highlight><highlight class="keyword">&gt;</highlight><highlight class="normal">(source[1]);</highlight></codeline>
<codeline lineno="56"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((byte1<sp/>&amp;<sp/>0xC0)<sp/>!=<sp/>0x80)<sp/>{</highlight></codeline>
<codeline lineno="57"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>std::nullopt;</highlight></codeline>
<codeline lineno="58"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="59"><highlight class="normal"><sp/><sp/><sp/><sp/>uint32_t<sp/>code_point<sp/>=<sp/>((byte0<sp/>&amp;<sp/>0x1F)<sp/>&lt;&lt;<sp/>6)<sp/>|<sp/>(byte1<sp/>&amp;<sp/>0x3F);</highlight></codeline>
<codeline lineno="60"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>Check<sp/>for<sp/>overlong<sp/>encoding</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="61"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(code_point<sp/>&lt;<sp/>0x80)<sp/>{</highlight></codeline>
<codeline lineno="62"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>std::nullopt;</highlight></codeline>
<codeline lineno="63"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="64"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>code_point;</highlight></codeline>
<codeline lineno="65"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="66"><highlight class="normal"></highlight></codeline>
<codeline lineno="67"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>3-byte<sp/>sequence:<sp/>1110xxxx<sp/>10xxxxxx<sp/>10xxxxxx</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="68"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((byte0<sp/>&amp;<sp/>0xF0)<sp/>==<sp/>0xE0)<sp/>{</highlight></codeline>
<codeline lineno="69"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(size<sp/>&lt;<sp/>3)<sp/>{</highlight></codeline>
<codeline lineno="70"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>std::nullopt;</highlight></codeline>
<codeline lineno="71"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="72"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>byte1<sp/>=<sp/></highlight><highlight class="keyword">static_cast&lt;</highlight><highlight class="normal">uint8_t</highlight><highlight class="keyword">&gt;</highlight><highlight class="normal">(source[1]);</highlight></codeline>
<codeline lineno="73"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>byte2<sp/>=<sp/></highlight><highlight class="keyword">static_cast&lt;</highlight><highlight class="normal">uint8_t</highlight><highlight class="keyword">&gt;</highlight><highlight class="normal">(source[2]);</highlight></codeline>
<codeline lineno="74"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((byte1<sp/>&amp;<sp/>0xC0)<sp/>!=<sp/>0x80<sp/>||<sp/>(byte2<sp/>&amp;<sp/>0xC0)<sp/>!=<sp/>0x80)<sp/>{</highlight></codeline>
<codeline lineno="75"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>std::nullopt;</highlight></codeline>
<codeline lineno="76"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="77"><highlight class="normal"><sp/><sp/><sp/><sp/>uint32_t<sp/>code_point<sp/>=<sp/>((byte0<sp/>&amp;<sp/>0x0F)<sp/>&lt;&lt;<sp/>12)<sp/>|<sp/>((byte1<sp/>&amp;<sp/>0x3F)<sp/>&lt;&lt;<sp/>6)<sp/>|<sp/>(byte2<sp/>&amp;<sp/>0x3F);</highlight></codeline>
<codeline lineno="78"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>Check<sp/>for<sp/>overlong<sp/>encoding<sp/>and<sp/>surrogate<sp/>pairs</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="79"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(code_point<sp/>&lt;<sp/>0x800<sp/>||</highlight></codeline>
<codeline lineno="80"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>(code_point<sp/>&gt;=<sp/>kUtf8MinSurrogate<sp/>&amp;&amp;<sp/>code_point<sp/>&lt;=<sp/>kUtf8MaxSurrogate))<sp/>{</highlight></codeline>
<codeline lineno="81"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>std::nullopt;</highlight></codeline>
<codeline lineno="82"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="83"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>code_point;</highlight></codeline>
<codeline lineno="84"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="85"><highlight class="normal"></highlight></codeline>
<codeline lineno="86"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>4-byte<sp/>sequence:<sp/>11110xxx<sp/>10xxxxxx<sp/>10xxxxxx<sp/>10xxxxxx</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="87"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((byte0<sp/>&amp;<sp/>0xF8)<sp/>==<sp/>0xF0)<sp/>{</highlight></codeline>
<codeline lineno="88"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(size<sp/>&lt;<sp/>4)<sp/>{</highlight></codeline>
<codeline lineno="89"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>std::nullopt;</highlight></codeline>
<codeline lineno="90"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="91"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>byte1<sp/>=<sp/></highlight><highlight class="keyword">static_cast&lt;</highlight><highlight class="normal">uint8_t</highlight><highlight class="keyword">&gt;</highlight><highlight class="normal">(source[1]);</highlight></codeline>
<codeline lineno="92"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>byte2<sp/>=<sp/></highlight><highlight class="keyword">static_cast&lt;</highlight><highlight class="normal">uint8_t</highlight><highlight class="keyword">&gt;</highlight><highlight class="normal">(source[2]);</highlight></codeline>
<codeline lineno="93"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>byte3<sp/>=<sp/></highlight><highlight class="keyword">static_cast&lt;</highlight><highlight class="normal">uint8_t</highlight><highlight class="keyword">&gt;</highlight><highlight class="normal">(source[3]);</highlight></codeline>
<codeline lineno="94"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>((byte1<sp/>&amp;<sp/>0xC0)<sp/>!=<sp/>0x80<sp/>||<sp/>(byte2<sp/>&amp;<sp/>0xC0)<sp/>!=<sp/>0x80<sp/>||<sp/>(byte3<sp/>&amp;<sp/>0xC0)<sp/>!=<sp/>0x80)<sp/>{</highlight></codeline>
<codeline lineno="95"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>std::nullopt;</highlight></codeline>
<codeline lineno="96"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="97"><highlight class="normal"><sp/><sp/><sp/><sp/>uint32_t<sp/>code_point<sp/>=<sp/>((byte0<sp/>&amp;<sp/>0x07)<sp/>&lt;&lt;<sp/>18)<sp/>|<sp/>((byte1<sp/>&amp;<sp/>0x3F)<sp/>&lt;&lt;<sp/>12)<sp/>|</highlight></codeline>
<codeline lineno="98"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>((byte2<sp/>&amp;<sp/>0x3F)<sp/>&lt;&lt;<sp/>6)<sp/>|<sp/>(byte3<sp/>&amp;<sp/>0x3F);</highlight></codeline>
<codeline lineno="99"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>Check<sp/>for<sp/>overlong<sp/>encoding<sp/>and<sp/>valid<sp/>Unicode<sp/>range</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="100"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(code_point<sp/>&lt;<sp/>0x10000<sp/>||<sp/>code_point<sp/>&gt;<sp/>kUtf8MaxCodePoint)<sp/>{</highlight></codeline>
<codeline lineno="101"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>std::nullopt;</highlight></codeline>
<codeline lineno="102"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="103"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>code_point;</highlight></codeline>
<codeline lineno="104"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="105"><highlight class="normal"></highlight></codeline>
<codeline lineno="106"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>Invalid<sp/>UTF-8<sp/>start<sp/>byte</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="107"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>std::nullopt;</highlight></codeline>
<codeline lineno="108"><highlight class="normal">}</highlight></codeline>
<codeline lineno="109"><highlight class="normal"></highlight></codeline>
<codeline lineno="110"><highlight class="normal"></highlight><highlight class="keywordtype">void</highlight><highlight class="normal"><sp/>AppendUtf8CodePoint(uint32_t<sp/>code_point,<sp/>std::string&amp;<sp/>target)<sp/>{</highlight></codeline>
<codeline lineno="111"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(code_point<sp/>&lt;=<sp/>0x7F)<sp/>{</highlight></codeline>
<codeline lineno="112"><highlight class="normal"><sp/><sp/><sp/><sp/>target.push_back(</highlight><highlight class="keyword">static_cast&lt;</highlight><highlight class="keywordtype">char</highlight><highlight class="keyword">&gt;</highlight><highlight class="normal">(code_point));</highlight></codeline>
<codeline lineno="113"><highlight class="normal"><sp/><sp/>}<sp/></highlight><highlight class="keywordflow">else</highlight><highlight class="normal"><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(code_point<sp/>&lt;=<sp/>0x7FF)<sp/>{</highlight></codeline>
<codeline lineno="114"><highlight class="normal"><sp/><sp/><sp/><sp/>target.push_back(</highlight><highlight class="keyword">static_cast&lt;</highlight><highlight class="keywordtype">char</highlight><highlight class="keyword">&gt;</highlight><highlight class="normal">(0xC0<sp/>|<sp/>(code_point<sp/>&gt;&gt;<sp/>6)));</highlight></codeline>
<codeline lineno="115"><highlight class="normal"><sp/><sp/><sp/><sp/>target.push_back(</highlight><highlight class="keyword">static_cast&lt;</highlight><highlight class="keywordtype">char</highlight><highlight class="keyword">&gt;</highlight><highlight class="normal">(0x80<sp/>|<sp/>(code_point<sp/>&amp;<sp/>0x3F)));</highlight></codeline>
<codeline lineno="116"><highlight class="normal"><sp/><sp/>}<sp/></highlight><highlight class="keywordflow">else</highlight><highlight class="normal"><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(code_point<sp/>&lt;=<sp/>0xFFFF)<sp/>{</highlight></codeline>
<codeline lineno="117"><highlight class="normal"><sp/><sp/><sp/><sp/>target.push_back(</highlight><highlight class="keyword">static_cast&lt;</highlight><highlight class="keywordtype">char</highlight><highlight class="keyword">&gt;</highlight><highlight class="normal">(0xE0<sp/>|<sp/>(code_point<sp/>&gt;&gt;<sp/>12)));</highlight></codeline>
<codeline lineno="118"><highlight class="normal"><sp/><sp/><sp/><sp/>target.push_back(</highlight><highlight class="keyword">static_cast&lt;</highlight><highlight class="keywordtype">char</highlight><highlight class="keyword">&gt;</highlight><highlight class="normal">(0x80<sp/>|<sp/>((code_point<sp/>&gt;&gt;<sp/>6)<sp/>&amp;<sp/>0x3F)));</highlight></codeline>
<codeline lineno="119"><highlight class="normal"><sp/><sp/><sp/><sp/>target.push_back(</highlight><highlight class="keyword">static_cast&lt;</highlight><highlight class="keywordtype">char</highlight><highlight class="keyword">&gt;</highlight><highlight class="normal">(0x80<sp/>|<sp/>(code_point<sp/>&amp;<sp/>0x3F)));</highlight></codeline>
<codeline lineno="120"><highlight class="normal"><sp/><sp/>}<sp/></highlight><highlight class="keywordflow">else</highlight><highlight class="normal"><sp/>{</highlight></codeline>
<codeline lineno="121"><highlight class="normal"><sp/><sp/><sp/><sp/>target.push_back(</highlight><highlight class="keyword">static_cast&lt;</highlight><highlight class="keywordtype">char</highlight><highlight class="keyword">&gt;</highlight><highlight class="normal">(0xF0<sp/>|<sp/>(code_point<sp/>&gt;&gt;<sp/>18)));</highlight></codeline>
<codeline lineno="122"><highlight class="normal"><sp/><sp/><sp/><sp/>target.push_back(</highlight><highlight class="keyword">static_cast&lt;</highlight><highlight class="keywordtype">char</highlight><highlight class="keyword">&gt;</highlight><highlight class="normal">(0x80<sp/>|<sp/>((code_point<sp/>&gt;&gt;<sp/>12)<sp/>&amp;<sp/>0x3F)));</highlight></codeline>
<codeline lineno="123"><highlight class="normal"><sp/><sp/><sp/><sp/>target.push_back(</highlight><highlight class="keyword">static_cast&lt;</highlight><highlight class="keywordtype">char</highlight><highlight class="keyword">&gt;</highlight><highlight class="normal">(0x80<sp/>|<sp/>((code_point<sp/>&gt;&gt;<sp/>6)<sp/>&amp;<sp/>0x3F)));</highlight></codeline>
<codeline lineno="124"><highlight class="normal"><sp/><sp/><sp/><sp/>target.push_back(</highlight><highlight class="keyword">static_cast&lt;</highlight><highlight class="keywordtype">char</highlight><highlight class="keyword">&gt;</highlight><highlight class="normal">(0x80<sp/>|<sp/>(code_point<sp/>&amp;<sp/>0x3F)));</highlight></codeline>
<codeline lineno="125"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="126"><highlight class="normal">}</highlight></codeline>
<codeline lineno="127"><highlight class="normal"></highlight></codeline>
<codeline lineno="128"><highlight class="normal"></highlight><highlight class="keyword">template</highlight><highlight class="normal"><sp/>&lt;TypeId<sp/>type_</highlight><highlight class="keywordtype">id</highlight><highlight class="normal">&gt;</highlight></codeline>
<codeline lineno="129"><highlight class="normal">Literal<sp/>TruncateLiteralImpl(</highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/>Literal&amp;<sp/>literal,<sp/>int32_t<sp/>width)<sp/>=<sp/></highlight><highlight class="keyword">delete</highlight><highlight class="normal">;</highlight></codeline>
<codeline lineno="130"><highlight class="normal"></highlight></codeline>
<codeline lineno="131"><highlight class="normal"></highlight><highlight class="keyword">template</highlight><highlight class="normal"><sp/>&lt;&gt;</highlight></codeline>
<codeline lineno="132"><highlight class="normal">Literal<sp/>TruncateLiteralImpl&lt;TypeId::kInt&gt;(</highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/>Literal&amp;<sp/>literal,<sp/>int32_t<sp/>width)<sp/>{</highlight></codeline>
<codeline lineno="133"><highlight class="normal"><sp/><sp/>int32_t<sp/>v<sp/>=<sp/>std::get&lt;int32_t&gt;(literal.value());</highlight></codeline>
<codeline lineno="134"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>Literal::Int(<ref refid="classiceberg_1_1TruncateUtils_1a3e8544c4d16054c21e422a083ae9ea47" kindref="member">TruncateUtils::TruncateInteger</ref>(v,<sp/>width));</highlight></codeline>
<codeline lineno="135"><highlight class="normal">}</highlight></codeline>
<codeline lineno="136"><highlight class="normal"></highlight></codeline>
<codeline lineno="137"><highlight class="normal"></highlight><highlight class="keyword">template</highlight><highlight class="normal"><sp/>&lt;&gt;</highlight></codeline>
<codeline lineno="138"><highlight class="normal">Literal<sp/>TruncateLiteralImpl&lt;TypeId::kLong&gt;(</highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/>Literal&amp;<sp/>literal,<sp/>int32_t<sp/>width)<sp/>{</highlight></codeline>
<codeline lineno="139"><highlight class="normal"><sp/><sp/>int64_t<sp/>v<sp/>=<sp/>std::get&lt;int64_t&gt;(literal.value());</highlight></codeline>
<codeline lineno="140"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>Literal::Long(<ref refid="classiceberg_1_1TruncateUtils_1a3e8544c4d16054c21e422a083ae9ea47" kindref="member">TruncateUtils::TruncateInteger</ref>(v,<sp/>width));</highlight></codeline>
<codeline lineno="141"><highlight class="normal">}</highlight></codeline>
<codeline lineno="142"><highlight class="normal"></highlight></codeline>
<codeline lineno="143"><highlight class="normal"></highlight><highlight class="keyword">template</highlight><highlight class="normal"><sp/>&lt;&gt;</highlight></codeline>
<codeline lineno="144"><highlight class="normal">Literal<sp/>TruncateLiteralImpl&lt;TypeId::kDecimal&gt;(</highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/>Literal&amp;<sp/>literal,<sp/>int32_t<sp/>width)<sp/>{</highlight></codeline>
<codeline lineno="145"><highlight class="normal"><sp/><sp/></highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal">&amp;<sp/><ref refid="group__type-factories_1gaf9e64fe9d9556ef90130264f95b4d9f2" kindref="member">decimal</ref><sp/>=<sp/>std::get&lt;Decimal&gt;(literal.value());</highlight></codeline>
<codeline lineno="146"><highlight class="normal"><sp/><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>type<sp/>=<sp/>internal::checked_pointer_cast&lt;DecimalType&gt;(literal.type());</highlight></codeline>
<codeline lineno="147"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/><ref refid="classiceberg_1_1Literal_1adee20c80370bc1256e52a25b6b68e831" kindref="member">Literal::Decimal</ref>(<ref refid="classiceberg_1_1TruncateUtils_1a0dfaebd83447de5c6954743c620aeeaa" kindref="member">TruncateUtils::TruncateDecimal</ref>(<ref refid="group__type-factories_1gaf9e64fe9d9556ef90130264f95b4d9f2" kindref="member">decimal</ref>,<sp/>width).value(),</highlight></codeline>
<codeline lineno="148"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>type-&gt;precision(),<sp/>type-&gt;scale());</highlight></codeline>
<codeline lineno="149"><highlight class="normal">}</highlight></codeline>
<codeline lineno="150"><highlight class="normal"></highlight></codeline>
<codeline lineno="151"><highlight class="normal"></highlight><highlight class="keyword">template</highlight><highlight class="normal"><sp/>&lt;&gt;</highlight></codeline>
<codeline lineno="152"><highlight class="normal">Literal<sp/>TruncateLiteralImpl&lt;TypeId::kString&gt;(</highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/>Literal&amp;<sp/>literal,<sp/>int32_t<sp/>width)<sp/>{</highlight></codeline>
<codeline lineno="153"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>Strings<sp/>are<sp/>truncated<sp/>to<sp/>a<sp/>valid<sp/>UTF-8<sp/>string<sp/>with<sp/>no<sp/>more<sp/>than<sp/>`width`<sp/>code<sp/>points.</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="154"><highlight class="normal"><sp/><sp/></highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal">&amp;<sp/>str<sp/>=<sp/>std::get&lt;std::string&gt;(literal.value());</highlight></codeline>
<codeline lineno="155"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>Literal::String(<ref refid="classiceberg_1_1TruncateUtils_1a6275d912510a0380d8fda9236d6b5b5f" kindref="member">TruncateUtils::TruncateUTF8</ref>(str,<sp/>width));</highlight></codeline>
<codeline lineno="156"><highlight class="normal">}</highlight></codeline>
<codeline lineno="157"><highlight class="normal"></highlight></codeline>
<codeline lineno="158"><highlight class="normal"></highlight><highlight class="keyword">template</highlight><highlight class="normal"><sp/>&lt;&gt;</highlight></codeline>
<codeline lineno="159"><highlight class="normal">Literal<sp/>TruncateLiteralImpl&lt;TypeId::kBinary&gt;(</highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/>Literal&amp;<sp/>literal,<sp/>int32_t<sp/>width)<sp/>{</highlight></codeline>
<codeline lineno="160"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>In<sp/>contrast<sp/>to<sp/>strings,<sp/>binary<sp/>values<sp/>do<sp/>not<sp/>have<sp/>an<sp/>assumed<sp/>encoding<sp/>and<sp/>are</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="161"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>truncated<sp/>to<sp/>`width`<sp/>bytes.</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="162"><highlight class="normal"><sp/><sp/></highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal">&amp;<sp/>data<sp/>=<sp/>std::get&lt;std::vector&lt;uint8_t&gt;&gt;(literal.value());</highlight></codeline>
<codeline lineno="163"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(data.size()<sp/>&lt;=<sp/>width)<sp/>{</highlight></codeline>
<codeline lineno="164"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>literal;</highlight></codeline>
<codeline lineno="165"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="166"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>Literal::Binary(std::vector&lt;uint8_t&gt;(data.begin(),<sp/>data.begin()<sp/>+<sp/>width));</highlight></codeline>
<codeline lineno="167"><highlight class="normal">}</highlight></codeline>
<codeline lineno="168"><highlight class="normal"></highlight></codeline>
<codeline lineno="169"><highlight class="normal"></highlight><highlight class="keyword">template</highlight><highlight class="normal"><sp/>&lt;TypeId<sp/>type_</highlight><highlight class="keywordtype">id</highlight><highlight class="normal">&gt;</highlight></codeline>
<codeline lineno="170"><highlight class="normal">Result&lt;Literal&gt;<sp/>TruncateLiteralMaxImpl(</highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/>Literal&amp;<sp/>literal,<sp/>int32_t<sp/>width)<sp/>=<sp/></highlight><highlight class="keyword">delete</highlight><highlight class="normal">;</highlight></codeline>
<codeline lineno="171"><highlight class="normal"></highlight></codeline>
<codeline lineno="172"><highlight class="normal"></highlight><highlight class="keyword">template</highlight><highlight class="normal"><sp/>&lt;&gt;</highlight></codeline>
<codeline lineno="173"><highlight class="normal">Result&lt;Literal&gt;<sp/>TruncateLiteralMaxImpl&lt;TypeId::kString&gt;(</highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/>Literal&amp;<sp/>literal,</highlight></codeline>
<codeline lineno="174"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>int32_t<sp/>width)<sp/>{</highlight></codeline>
<codeline lineno="175"><highlight class="normal"><sp/><sp/></highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal">&amp;<sp/>str<sp/>=<sp/>std::get&lt;std::string&gt;(literal.value());</highlight></codeline>
<codeline lineno="176"><highlight class="normal"><sp/><sp/>ICEBERG_ASSIGN_OR_RAISE(std::string<sp/>truncated,</highlight></codeline>
<codeline lineno="177"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><ref refid="classiceberg_1_1TruncateUtils_1ad750917b78b2201b34452c6b3c4abd3a" kindref="member">TruncateUtils::TruncateUTF8Max</ref>(str,<sp/>width));</highlight></codeline>
<codeline lineno="178"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>Literal::String(std::move(truncated));</highlight></codeline>
<codeline lineno="179"><highlight class="normal">}</highlight></codeline>
<codeline lineno="180"><highlight class="normal"></highlight></codeline>
<codeline lineno="181"><highlight class="normal"></highlight><highlight class="keyword">template</highlight><highlight class="normal"><sp/>&lt;&gt;</highlight></codeline>
<codeline lineno="182"><highlight class="normal">Result&lt;Literal&gt;<sp/>TruncateLiteralMaxImpl&lt;TypeId::kBinary&gt;(</highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/>Literal&amp;<sp/>literal,</highlight></codeline>
<codeline lineno="183"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>int32_t<sp/>width)<sp/>{</highlight></codeline>
<codeline lineno="184"><highlight class="normal"><sp/><sp/></highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal">&amp;<sp/>data<sp/>=<sp/>std::get&lt;std::vector&lt;uint8_t&gt;&gt;(literal.value());</highlight></codeline>
<codeline lineno="185"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(</highlight><highlight class="keyword">static_cast&lt;</highlight><highlight class="normal">int32_t</highlight><highlight class="keyword">&gt;</highlight><highlight class="normal">(data.size())<sp/>&lt;=<sp/>width)<sp/>{</highlight></codeline>
<codeline lineno="186"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>literal;</highlight></codeline>
<codeline lineno="187"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="188"><highlight class="normal"></highlight></codeline>
<codeline lineno="189"><highlight class="normal"><sp/><sp/>std::vector&lt;uint8_t&gt;<sp/>truncated(data.begin(),<sp/>data.begin()<sp/>+<sp/>width);</highlight></codeline>
<codeline lineno="190"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(</highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>it<sp/>=<sp/>truncated.rbegin();<sp/>it<sp/>!=<sp/>truncated.rend();<sp/>++it)<sp/>{</highlight></codeline>
<codeline lineno="191"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(*it<sp/>&lt;<sp/>0xFF)<sp/>{</highlight></codeline>
<codeline lineno="192"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>++(*it);</highlight></codeline>
<codeline lineno="193"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>truncated.resize(truncated.size()<sp/>-<sp/>std::distance(truncated.rbegin(),<sp/>it));</highlight></codeline>
<codeline lineno="194"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>Literal::Binary(std::move(truncated));</highlight></codeline>
<codeline lineno="195"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="196"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="197"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>InvalidArgument(</highlight><highlight class="stringliteral">&quot;Cannot<sp/>truncate<sp/>upper<sp/>bound<sp/>for<sp/>binary:<sp/>all<sp/>bytes<sp/>are<sp/>0xFF&quot;</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="198"><highlight class="normal">}</highlight></codeline>
<codeline lineno="199"><highlight class="normal"></highlight></codeline>
<codeline lineno="200"><highlight class="normal">}<sp/><sp/></highlight><highlight class="comment">//<sp/>namespace</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="201"><highlight class="normal"></highlight></codeline>
<codeline lineno="202"><highlight class="normal">Result&lt;std::string&gt;<sp/><ref refid="classiceberg_1_1TruncateUtils_1ad750917b78b2201b34452c6b3c4abd3a" kindref="member">TruncateUtils::TruncateUTF8Max</ref>(</highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/>std::string&amp;<sp/>source,<sp/></highlight><highlight class="keywordtype">size_t</highlight><highlight class="normal"><sp/>L)<sp/>{</highlight></codeline>
<codeline lineno="203"><highlight class="normal"><sp/><sp/>std::string<sp/>truncated<sp/>=<sp/><ref refid="classiceberg_1_1TruncateUtils_1a6275d912510a0380d8fda9236d6b5b5f" kindref="member">TruncateUTF8</ref>(source,<sp/>L);</highlight></codeline>
<codeline lineno="204"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(truncated<sp/>==<sp/>source)<sp/>{</highlight></codeline>
<codeline lineno="205"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>truncated;</highlight></codeline>
<codeline lineno="206"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="207"><highlight class="normal"></highlight></codeline>
<codeline lineno="208"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>Try<sp/>incrementing<sp/>code<sp/>points<sp/>from<sp/>the<sp/>end</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="209"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordtype">size_t</highlight><highlight class="normal"><sp/>last_cp_start<sp/>=<sp/>truncated.size();</highlight></codeline>
<codeline lineno="210"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">while</highlight><highlight class="normal"><sp/>(last_cp_start<sp/>&gt;<sp/>0)<sp/>{</highlight></codeline>
<codeline lineno="211"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordtype">size_t</highlight><highlight class="normal"><sp/>cp_start<sp/>=<sp/>last_cp_start;</highlight></codeline>
<codeline lineno="212"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>Find<sp/>the<sp/>start<sp/>of<sp/>the<sp/>previous<sp/>code<sp/>point</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="213"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">do</highlight><highlight class="normal"><sp/>{</highlight></codeline>
<codeline lineno="214"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>--cp_start;</highlight></codeline>
<codeline lineno="215"><highlight class="normal"><sp/><sp/><sp/><sp/>}<sp/></highlight><highlight class="keywordflow">while</highlight><highlight class="normal"><sp/>(cp_start<sp/>&gt;<sp/>0<sp/>&amp;&amp;<sp/>(</highlight><highlight class="keyword">static_cast&lt;</highlight><highlight class="normal">uint8_t</highlight><highlight class="keyword">&gt;</highlight><highlight class="normal">(truncated[cp_start])<sp/>&amp;<sp/>0xC0)<sp/>==<sp/>0x80);</highlight></codeline>
<codeline lineno="216"><highlight class="normal"></highlight></codeline>
<codeline lineno="217"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>code_point_opt<sp/>=<sp/>DecodeUtf8CodePoint(</highlight></codeline>
<codeline lineno="218"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>std::string_view(truncated.data()<sp/>+<sp/>cp_start,<sp/>last_cp_start<sp/>-<sp/>cp_start));</highlight></codeline>
<codeline lineno="219"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(!code_point_opt.has_value())<sp/>{</highlight></codeline>
<codeline lineno="220"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>InvalidArgument(</highlight><highlight class="stringliteral">&quot;Invalid<sp/>UTF-8<sp/>in<sp/>string<sp/>literal&quot;</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="221"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="222"><highlight class="normal"><sp/><sp/><sp/><sp/>uint32_t<sp/>code_point<sp/>=<sp/>code_point_opt.value();</highlight></codeline>
<codeline lineno="223"><highlight class="normal"></highlight></codeline>
<codeline lineno="224"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>Try<sp/>to<sp/>increment<sp/>the<sp/>code<sp/>point</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="225"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(code_point<sp/>&lt;<sp/>kUtf8MaxCodePoint)<sp/>{</highlight></codeline>
<codeline lineno="226"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>uint32_t<sp/>next_code_point<sp/>=<sp/>code_point<sp/>+<sp/>1;</highlight></codeline>
<codeline lineno="227"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>Skip<sp/>surrogate<sp/>range</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="228"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(next_code_point<sp/>&gt;=<sp/>kUtf8MinSurrogate<sp/>&amp;&amp;<sp/>next_code_point<sp/>&lt;=<sp/>kUtf8MaxSurrogate)<sp/>{</highlight></codeline>
<codeline lineno="229"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>next_code_point<sp/>=<sp/>kUtf8MaxSurrogate<sp/>+<sp/>1;</highlight></codeline>
<codeline lineno="230"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="231"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(next_code_point<sp/>&lt;=<sp/>kUtf8MaxCodePoint)<sp/>{</highlight></codeline>
<codeline lineno="232"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>truncated.resize(cp_start);</highlight></codeline>
<codeline lineno="233"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>AppendUtf8CodePoint(next_code_point,<sp/>truncated);</highlight></codeline>
<codeline lineno="234"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>truncated;</highlight></codeline>
<codeline lineno="235"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="236"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline>
<codeline lineno="237"><highlight class="normal"><sp/><sp/><sp/><sp/>last_cp_start<sp/>=<sp/>cp_start;</highlight></codeline>
<codeline lineno="238"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="239"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>InvalidArgument(</highlight></codeline>
<codeline lineno="240"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">&quot;Cannot<sp/>truncate<sp/>upper<sp/>bound<sp/>for<sp/>string:<sp/>all<sp/>code<sp/>points<sp/>are<sp/>0x10FFFF&quot;</highlight><highlight class="normal">);</highlight></codeline>
<codeline lineno="241"><highlight class="normal">}</highlight></codeline>
<codeline lineno="242"><highlight class="normal"></highlight></codeline>
<codeline lineno="243"><highlight class="normal">Decimal<sp/><ref refid="classiceberg_1_1TruncateUtils_1a0dfaebd83447de5c6954743c620aeeaa" kindref="member">TruncateUtils::TruncateDecimal</ref>(</highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/>Decimal&amp;<sp/><ref refid="group__type-factories_1gaf9e64fe9d9556ef90130264f95b4d9f2" kindref="member">decimal</ref>,<sp/>int32_t<sp/>width)<sp/>{</highlight></codeline>
<codeline lineno="244"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/><ref refid="group__type-factories_1gaf9e64fe9d9556ef90130264f95b4d9f2" kindref="member">decimal</ref><sp/>-<sp/>(((<ref refid="group__type-factories_1gaf9e64fe9d9556ef90130264f95b4d9f2" kindref="member">decimal</ref><sp/>%<sp/>width)<sp/>+<sp/>width)<sp/>%<sp/>width);</highlight></codeline>
<codeline lineno="245"><highlight class="normal">}</highlight></codeline>
<codeline lineno="246"><highlight class="normal"></highlight></codeline>
<codeline lineno="247"><highlight class="normal"></highlight><highlight class="preprocessor">#define<sp/>DISPATCH_TRUNCATE_LITERAL(TYPE_ID)<sp/>\</highlight></codeline>
<codeline lineno="248"><highlight class="preprocessor"><sp/><sp/>case<sp/>TYPE_ID:<sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>\</highlight></codeline>
<codeline lineno="249"><highlight class="preprocessor"><sp/><sp/><sp/><sp/>return<sp/>TruncateLiteralImpl&lt;TYPE_ID&gt;(literal,<sp/>width);</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="250"><highlight class="normal"></highlight></codeline>
<codeline lineno="251"><highlight class="normal">Result&lt;Literal&gt;<sp/><ref refid="classiceberg_1_1TruncateUtils_1ad414dc181f0298379120337646af9d79" kindref="member">TruncateUtils::TruncateLiteral</ref>(</highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/>Literal&amp;<sp/>literal,<sp/>int32_t<sp/>width)<sp/>{</highlight></codeline>
<codeline lineno="252"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(literal.IsNull())<sp/>[[unlikely]]<sp/>{</highlight></codeline>
<codeline lineno="253"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>Return<sp/>null<sp/>as<sp/>is</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="254"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>literal;</highlight></codeline>
<codeline lineno="255"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="256"><highlight class="normal"></highlight></codeline>
<codeline lineno="257"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(literal.IsAboveMax()<sp/>||<sp/>literal.IsBelowMin())<sp/>[[unlikely]]<sp/>{</highlight></codeline>
<codeline lineno="258"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>NotSupported(</highlight><highlight class="stringliteral">&quot;Cannot<sp/>truncate<sp/>{}&quot;</highlight><highlight class="normal">,<sp/>literal.ToString());</highlight></codeline>
<codeline lineno="259"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="260"><highlight class="normal"></highlight></codeline>
<codeline lineno="261"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">switch</highlight><highlight class="normal"><sp/>(literal.type()-&gt;type_id())<sp/>{</highlight></codeline>
<codeline lineno="262"><highlight class="normal"><sp/><sp/><sp/><sp/>DISPATCH_TRUNCATE_LITERAL(TypeId::kInt)</highlight></codeline>
<codeline lineno="263"><highlight class="normal"><sp/><sp/><sp/><sp/>DISPATCH_TRUNCATE_LITERAL(TypeId::kLong)</highlight></codeline>
<codeline lineno="264"><highlight class="normal"><sp/><sp/><sp/><sp/>DISPATCH_TRUNCATE_LITERAL(TypeId::kDecimal)</highlight></codeline>
<codeline lineno="265"><highlight class="normal"><sp/><sp/><sp/><sp/>DISPATCH_TRUNCATE_LITERAL(TypeId::kString)</highlight></codeline>
<codeline lineno="266"><highlight class="normal"><sp/><sp/><sp/><sp/>DISPATCH_TRUNCATE_LITERAL(TypeId::kBinary)</highlight></codeline>
<codeline lineno="267"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">default</highlight><highlight class="normal">:</highlight></codeline>
<codeline lineno="268"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>NotSupported(</highlight><highlight class="stringliteral">&quot;Truncate<sp/>is<sp/>not<sp/>supported<sp/>for<sp/>type:<sp/>{}&quot;</highlight><highlight class="normal">,</highlight></codeline>
<codeline lineno="269"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>literal.type()-&gt;ToString());</highlight></codeline>
<codeline lineno="270"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="271"><highlight class="normal">}</highlight></codeline>
<codeline lineno="272"><highlight class="normal"></highlight></codeline>
<codeline lineno="273"><highlight class="normal"></highlight><highlight class="preprocessor">#define<sp/>DISPATCH_TRUNCATE_LITERAL_MAX(TYPE_ID)<sp/>\</highlight></codeline>
<codeline lineno="274"><highlight class="preprocessor"><sp/><sp/>case<sp/>TYPE_ID:<sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>\</highlight></codeline>
<codeline lineno="275"><highlight class="preprocessor"><sp/><sp/><sp/><sp/>return<sp/>TruncateLiteralMaxImpl&lt;TYPE_ID&gt;(literal,<sp/>width);</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="276"><highlight class="normal"></highlight></codeline>
<codeline lineno="277"><highlight class="normal">Result&lt;Literal&gt;<sp/><ref refid="classiceberg_1_1TruncateUtils_1a5bb1a7ba081def4620ee07497df5ad24" kindref="member">TruncateUtils::TruncateLiteralMax</ref>(</highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/>Literal&amp;<sp/>literal,<sp/>int32_t<sp/>width)<sp/>{</highlight></codeline>
<codeline lineno="278"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(literal.IsNull())<sp/>[[unlikely]]<sp/>{</highlight></codeline>
<codeline lineno="279"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="comment">//<sp/>Return<sp/>null<sp/>as<sp/>is</highlight><highlight class="normal"></highlight></codeline>
<codeline lineno="280"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>literal;</highlight></codeline>
<codeline lineno="281"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="282"><highlight class="normal"></highlight></codeline>
<codeline lineno="283"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(literal.IsAboveMax()<sp/>||<sp/>literal.IsBelowMin())<sp/>[[unlikely]]<sp/>{</highlight></codeline>
<codeline lineno="284"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>NotSupported(</highlight><highlight class="stringliteral">&quot;Cannot<sp/>truncate<sp/>{}&quot;</highlight><highlight class="normal">,<sp/>literal.ToString());</highlight></codeline>
<codeline lineno="285"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="286"><highlight class="normal"></highlight></codeline>
<codeline lineno="287"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">switch</highlight><highlight class="normal"><sp/>(literal.type()-&gt;type_id())<sp/>{</highlight></codeline>
<codeline lineno="288"><highlight class="normal"><sp/><sp/><sp/><sp/>DISPATCH_TRUNCATE_LITERAL_MAX(TypeId::kString);</highlight></codeline>
<codeline lineno="289"><highlight class="normal"><sp/><sp/><sp/><sp/>DISPATCH_TRUNCATE_LITERAL_MAX(TypeId::kBinary);</highlight></codeline>
<codeline lineno="290"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">default</highlight><highlight class="normal">:</highlight></codeline>
<codeline lineno="291"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>NotSupported(</highlight><highlight class="stringliteral">&quot;Truncate<sp/>max<sp/>is<sp/>not<sp/>supported<sp/>for<sp/>type:<sp/>{}&quot;</highlight><highlight class="normal">,</highlight></codeline>
<codeline lineno="292"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>literal.type()-&gt;ToString());</highlight></codeline>
<codeline lineno="293"><highlight class="normal"><sp/><sp/>}</highlight></codeline>
<codeline lineno="294"><highlight class="normal">}</highlight></codeline>
<codeline lineno="295"><highlight class="normal"></highlight></codeline>
<codeline lineno="296"><highlight class="normal">}<sp/><sp/></highlight><highlight class="comment">//<sp/>namespace<sp/>iceberg</highlight><highlight class="normal"></highlight></codeline>
</programlisting>
<location file="iceberg/util/truncate_util.cc"/>
</compounddef>
</doxygen>