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<TITLE>XOTcl - Documentation -- ./library/lib/trace.xotcl</TITLE>
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./library/lib/trace.xotcl</h1>
<HR>
<P>
<h2> Package/File Information </h2>
<b> Package provided: </b> xotcl::trace 0.91
<BR>
<BR>
<b>Defined Objects/Classes: </b>
<UL>
<LI>
<A HREF="#Object">
<em>Object</em>:
</A>
<a href="#Object-lintFilter">lintFilter</a>, <a href="#Object-showCall">showCall</a>, <a href="#Object-showClass">showClass</a>, <a href="#Object-showMsg">showMsg</a>, <a href="#Object-showStack">showStack</a>, <a href="#Object-showTimeEnd">showTimeEnd</a>, <a href="#Object-showTimeStart">showTimeStart</a>, <a href="#Object-showVars">showVars</a>, <a href="#Object-statFilter">statFilter</a>, <a href="#Object-traceFilter">traceFilter</a>.
<BR>
</LI>
<LI>
<A HREF="#Trace">
<em>Trace</em>:
</A>
<a href="#Trace-closeTraceFile">closeTraceFile</a>, <a href="#Trace-openTraceFile">openTraceFile</a>, <a href="#Trace-puts">puts</a>.
<BR>
</LI>
</UL>
<BR>
<b> Filename: </b>
<A HREF="./library/lib/trace.xotcl">
./library/lib/trace.xotcl
</A>
<BR>
<BR>
<TABLE BORDER="0">
<TR VALIGN="top">
<TD VALIGN="top">
<em> Description:</em>
</TD>
<TD VALIGN="top">
Various tracing tools for the XOTcl language.
</TD>
</TR>
</TABLE>
<BR>
<HR>
<P>
<A NAME="Object">
</A>
<h2> Class: <em> Object </em> </h2>
<b> Procs/Instprocs: </b>
<a href="#Object-lintFilter">lintFilter</a>, <a href="#Object-showCall">showCall</a>, <a href="#Object-showClass">showClass</a>, <a href="#Object-showMsg">showMsg</a>, <a href="#Object-showStack">showStack</a>, <a href="#Object-showTimeEnd">showTimeEnd</a>, <a href="#Object-showTimeStart">showTimeStart</a>, <a href="#Object-showVars">showVars</a>, <a href="#Object-statFilter">statFilter</a>, <a href="#Object-traceFilter">traceFilter</a>.
<TABLE BORDER="0">
</TABLE>
<h3>Instprocs</h3>
<UL>
<LI>
<A NAME="Object-traceFilter">
</A>
<b>traceFilter </b>
<em>args</em>
<TABLE BORDER="0">
<TR VALIGN="top">
<TD VALIGN="top">
<em>Arguments:</em>
</TD>
<TD VALIGN="top">
<b>args</b>: arbitrary args
</TD>
</TR>
<TR VALIGN="top">
<TD VALIGN="top">
<em> Description:</em>
</TD>
<TD VALIGN="top">
Filter to trace every method call on an object or class hierarchy.
Outputs a message befora and after each call of the traced object.
</TD>
</TR>
<TR VALIGN="top">
<TD VALIGN="top">
<em> Return:</em>
</TD>
<TD VALIGN="top">
empty string
</TD>
</TR>
</TABLE>
</LI>
<LI>
<A NAME="Object-lintFilter">
</A>
<b>lintFilter </b>
<TABLE BORDER="0">
<TR VALIGN="top">
<TD VALIGN="top">
<em> Description:</em>
</TD>
<TD VALIGN="top">
Experimental lint filter
</TD>
</TR>
</TABLE>
</LI>
<LI>
<A NAME="Object-statFilter">
</A>
<b>statFilter </b>
<TABLE BORDER="0">
<TR VALIGN="top">
<TD VALIGN="top">
<em> Description:</em>
</TD>
<TD VALIGN="top">
Experimental statistics filter
</TD>
</TR>
</TABLE>
</LI>
<LI>
<A NAME="Object-showVars">
</A>
<b>showVars </b>
<em>args</em>
<TABLE BORDER="0">
<TR VALIGN="top">
<TD VALIGN="top">
<em>Arguments:</em>
</TD>
<TD VALIGN="top">
<b>args</b>: ist of variables
</TD>
</TR>
<TR VALIGN="top">
<TD VALIGN="top">
<em> Description:</em>
</TD>
<TD VALIGN="top">
Show the values of the specified variables (or of all variables)
of an object on stderr.
</TD>
</TR>
</TABLE>
</LI>
<LI>
<A NAME="Object-showMsg">
</A>
<b>showMsg </b>
<em>msg</em>
<TABLE BORDER="0">
<TR VALIGN="top">
<TD VALIGN="top">
<em>Arguments:</em>
</TD>
<TD VALIGN="top">
<b>msg</b>: optional output
</TD>
</TR>
<TR VALIGN="top">
<TD VALIGN="top">
<em> Description:</em>
</TD>
<TD VALIGN="top">
Show a message msg with the form "[self] $cls->$method $msg" on stderr.
</TD>
</TR>
</TABLE>
</LI>
<LI>
<A NAME="Object-showClass">
</A>
<b>showClass </b>
<TABLE BORDER="0">
<TR VALIGN="top">
<TD VALIGN="top">
<em> Description:</em>
</TD>
<TD VALIGN="top">
Show classes and mixins of the object
</TD>
</TR>
</TABLE>
</LI>
<LI>
<A NAME="Object-showStack">
</A>
<b>showStack </b>
<em>maxDepth</em>
<TABLE BORDER="0">
<TR VALIGN="top">
<TD VALIGN="top">
<em>Arguments:</em>
</TD>
<TD VALIGN="top">
<b>maxDepth</b>: max stack depth, default=100
</TD>
</TR>
<TR VALIGN="top">
<TD VALIGN="top">
<em> Description:</em>
</TD>
<TD VALIGN="top">
Show callstack up to the specified calldepth.
</TD>
</TR>
</TABLE>
</LI>
<LI>
<A NAME="Object-showCall">
</A>
<b>showCall </b>
<TABLE BORDER="0">
<TR VALIGN="top">
<TD VALIGN="top">
<em> Description:</em>
</TD>
<TD VALIGN="top">
Show the current call with the form "[self] $cls->$method $args" on stderr.
</TD>
</TR>
</TABLE>
</LI>
<LI>
<A NAME="Object-showTimeStart">
</A>
<b>showTimeStart </b>
<em>?handle?</em>
<TABLE BORDER="0">
<TR VALIGN="top">
<TD VALIGN="top">
<em>Arguments:</em>
</TD>
<TD VALIGN="top">
<b>?handle?</b>: Handle object name, optional
</TD>
</TR>
<TR VALIGN="top">
<TD VALIGN="top">
<em> Description:</em>
</TD>
<TD VALIGN="top">
start a timer
</TD>
</TR>
</TABLE>
</LI>
<LI>
<A NAME="Object-showTimeEnd">
</A>
<b>showTimeEnd </b>
<em>?handle?</em>
<TABLE BORDER="0">
<TR VALIGN="top">
<TD VALIGN="top">
<em>Arguments:</em>
</TD>
<TD VALIGN="top">
<b>?handle?</b>: Handle object name, optional
</TD>
</TR>
<TR VALIGN="top">
<TD VALIGN="top">
<em> Description:</em>
</TD>
<TD VALIGN="top">
end a timer and show result
</TD>
</TR>
</TABLE>
</LI>
</UL>
</P>
<HR>
<P>
<A NAME="Trace">
</A>
<h2> Object: <em> Trace </em> </h2>
<b>Class</b>: Object
<BR>
<b> Procs </b>
<a href="#Trace-closeTraceFile">closeTraceFile</a>, <a href="#Trace-openTraceFile">openTraceFile</a>, <a href="#Trace-puts">puts</a>.
<TABLE BORDER="0">
<TR VALIGN="top">
<TD VALIGN="top">
<em> Description:</em>
</TD>
<TD VALIGN="top">
Write trace outputs and produce statistics. Variable traceStream
defines where to write trace output (default: stderr).
</TD>
</TR>
</TABLE>
<h3>Procs</h3>
<UL>
<LI>
<A NAME="Trace-puts">
</A>
<b>puts </b>
<em>line</em>
<TABLE BORDER="0">
<TR VALIGN="top">
<TD VALIGN="top">
<em>Arguments:</em>
</TD>
<TD VALIGN="top">
<b>line</b>: output line
</TD>
</TR>
<TR VALIGN="top">
<TD VALIGN="top">
<em> Description:</em>
</TD>
<TD VALIGN="top">
Define how traceFilter writes to the output stream. Default:
write to trace stream.
</TD>
</TR>
</TABLE>
</LI>
<LI>
<A NAME="Trace-openTraceFile">
</A>
<b>openTraceFile </b>
<em>name</em>
<TABLE BORDER="0">
<TR VALIGN="top">
<TD VALIGN="top">
<em>Arguments:</em>
</TD>
<TD VALIGN="top">
<b>name</b>: file name
</TD>
</TR>
<TR VALIGN="top">
<TD VALIGN="top">
<em> Description:</em>
</TD>
<TD VALIGN="top">
Redirect trace output to file.
</TD>
</TR>
</TABLE>
</LI>
<LI>
<A NAME="Trace-closeTraceFile">
</A>
<b>closeTraceFile </b>
<em>name</em>
<TABLE BORDER="0">
<TR VALIGN="top">
<TD VALIGN="top">
<em>Arguments:</em>
</TD>
<TD VALIGN="top">
<b>name</b>: file name
</TD>
</TR>
<TR VALIGN="top">
<TD VALIGN="top">
<em> Description:</em>
</TD>
<TD VALIGN="top">
Close trace file and redirect output to stderr.
</TD>
</TR>
</TABLE>
</LI>
</UL>
</P>
<BR>
</P>
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