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<div class="title">UParseError Struct Reference</div> </div>
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<p>A <a class="el" href="structUParseError.html" title="A UParseError struct is used to returned detailed information about parsing errors. ">UParseError</a> struct is used to returned detailed information about parsing errors.
<a href="structUParseError.html#details">More...</a></p>
<p><code>#include <<a class="el" href="parseerr_8h_source.html">parseerr.h</a>></code></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a>
Data Fields</h2></td></tr>
<tr class="memitem:a7e97bc264516d0eecda03609162db2a2"><td class="memItemLeft" align="right" valign="top">int32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structUParseError.html#a7e97bc264516d0eecda03609162db2a2">line</a></td></tr>
<tr class="memdesc:a7e97bc264516d0eecda03609162db2a2"><td class="mdescLeft"> </td><td class="mdescRight">The line on which the error occured. <a href="#a7e97bc264516d0eecda03609162db2a2">More...</a><br/></td></tr>
<tr class="separator:a7e97bc264516d0eecda03609162db2a2"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aa18e9bc2d82bd5a513aa489b32248f69"><td class="memItemLeft" align="right" valign="top">int32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structUParseError.html#aa18e9bc2d82bd5a513aa489b32248f69">offset</a></td></tr>
<tr class="memdesc:aa18e9bc2d82bd5a513aa489b32248f69"><td class="mdescLeft"> </td><td class="mdescRight">The character offset to the error. <a href="#aa18e9bc2d82bd5a513aa489b32248f69">More...</a><br/></td></tr>
<tr class="separator:aa18e9bc2d82bd5a513aa489b32248f69"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a3f7f2e98b8105346b87170866970c85a"><td class="memItemLeft" align="right" valign="top"><a class="el" href="umachine_8h.html#a6bb9fad572d65b305324ef288165e2ac">UChar</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structUParseError.html#a3f7f2e98b8105346b87170866970c85a">preContext</a> [U_PARSE_CONTEXT_LEN]</td></tr>
<tr class="memdesc:a3f7f2e98b8105346b87170866970c85a"><td class="mdescLeft"> </td><td class="mdescRight">Textual context before the error. <a href="#a3f7f2e98b8105346b87170866970c85a">More...</a><br/></td></tr>
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<tr class="memitem:a1076f681e0c1fcec4bf0ff28703b9aea"><td class="memItemLeft" align="right" valign="top"><a class="el" href="umachine_8h.html#a6bb9fad572d65b305324ef288165e2ac">UChar</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structUParseError.html#a1076f681e0c1fcec4bf0ff28703b9aea">postContext</a> [U_PARSE_CONTEXT_LEN]</td></tr>
<tr class="memdesc:a1076f681e0c1fcec4bf0ff28703b9aea"><td class="mdescLeft"> </td><td class="mdescRight">The error itself and/or textual context after the error. <a href="#a1076f681e0c1fcec4bf0ff28703b9aea">More...</a><br/></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>A <a class="el" href="structUParseError.html" title="A UParseError struct is used to returned detailed information about parsing errors. ">UParseError</a> struct is used to returned detailed information about parsing errors. </p>
<p>It is used by ICU parsing engines that parse long rules, patterns, or programs, where the text being parsed is long enough that more information than a UErrorCode is needed to localize the error.</p>
<p>The line, offset, and context fields are optional; parsing engines may choose not to use to use them.</p>
<p>The preContext and postContext strings include some part of the context surrounding the error. If the source text is "let for=7" and "for" is the error (e.g., because it is a reserved word), then some examples of what a parser might produce are the following:</p>
<pre>
preContext postContext
"" "" The parser does not support context
"let " "=7" Pre- and post-context only
"let " "for=7" Pre- and post-context and error text
"" "for" Error text only
</pre><p>Examples of engines which use <a class="el" href="structUParseError.html" title="A UParseError struct is used to returned detailed information about parsing errors. ">UParseError</a> (or may use it in the future) are <a class="el" href="classTransliterator.html" title="Transliterator is an abstract class that transliterates text from one format to another. ">Transliterator</a>, <a class="el" href="classRuleBasedBreakIterator.html" title="A subclass of BreakIterator whose behavior is specified using a list of rules. ">RuleBasedBreakIterator</a>, and <a class="el" href="classRegexPattern.html" title="Class RegexPattern represents a compiled regular expression. ">RegexPattern</a>.</p>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable000200">Stable:</a></b></dt><dd>ICU 2.0 </dd></dl>
<p>Definition at line <a class="el" href="parseerr_8h_source.html#l00056">56</a> of file <a class="el" href="parseerr_8h_source.html">parseerr.h</a>.</p>
</div><h2 class="groupheader">Field Documentation</h2>
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<td class="memname">int32_t UParseError::line</td>
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<p>The line on which the error occured. </p>
<p>If the parser uses this field, it sets it to the line number of the source text line on which the error appears, which will be be a value >= 1. If the parse does not support line numbers, the value will be <= 0. </p>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable000201">Stable:</a></b></dt><dd>ICU 2.0 </dd></dl>
<p>Definition at line <a class="el" href="parseerr_8h_source.html#l00065">65</a> of file <a class="el" href="parseerr_8h_source.html">parseerr.h</a>.</p>
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<td class="memname">int32_t UParseError::offset</td>
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<p>The character offset to the error. </p>
<p>If the line field is >= 1, then this is the offset from the start of the line. Otherwise, this is the offset from the start of the text. If the parser does not support this field, it will have a value < 0. </p>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable000202">Stable:</a></b></dt><dd>ICU 2.0 </dd></dl>
<p>Definition at line <a class="el" href="parseerr_8h_source.html#l00074">74</a> of file <a class="el" href="parseerr_8h_source.html">parseerr.h</a>.</p>
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<td class="memname"><a class="el" href="umachine_8h.html#a6bb9fad572d65b305324ef288165e2ac">UChar</a> UParseError::postContext[U_PARSE_CONTEXT_LEN]</td>
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<p>The error itself and/or textual context after the error. </p>
<p>Null-terminated. The empty string if not supported by parser. </p>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable000204">Stable:</a></b></dt><dd>ICU 2.0 </dd></dl>
<p>Definition at line <a class="el" href="parseerr_8h_source.html#l00088">88</a> of file <a class="el" href="parseerr_8h_source.html">parseerr.h</a>.</p>
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<td class="memname"><a class="el" href="umachine_8h.html#a6bb9fad572d65b305324ef288165e2ac">UChar</a> UParseError::preContext[U_PARSE_CONTEXT_LEN]</td>
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<p>Textual context before the error. </p>
<p>Null-terminated. The empty string if not supported by parser. </p>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable000203">Stable:</a></b></dt><dd>ICU 2.0 </dd></dl>
<p>Definition at line <a class="el" href="parseerr_8h_source.html#l00081">81</a> of file <a class="el" href="parseerr_8h_source.html">parseerr.h</a>.</p>
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<hr/>The documentation for this struct was generated from the following file:<ul>
<li><a class="el" href="parseerr_8h_source.html">parseerr.h</a></li>
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