tip/src/eric7/Documentation/Source/eric7.Plugins.CheckerPlugins.CodeStyleChecker.Miscellaneous.DefaultMatchCaseVisitor.html

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<h1>eric7.Plugins.CheckerPlugins.CodeStyleChecker.Miscellaneous.DefaultMatchCaseVisitor</h1>
<p>
Module implementing a node visitor to check default match cases.
</p>

<h3>Global Attributes</h3>
<table>
<tr><td>None</td></tr>
</table>

<h3>Classes</h3>
<table>
<tr>
<td><a href="#DefaultMatchCaseVisitor">DefaultMatchCaseVisitor</a></td>
<td>Class implementing a node visitor to check default match cases.</td>
</tr>
</table>

<h3>Functions</h3>
<table>
<tr><td>None</td></tr>
</table>

<hr />
<hr />
<a NAME="DefaultMatchCaseVisitor" ID="DefaultMatchCaseVisitor"></a>
<h2>DefaultMatchCaseVisitor</h2>
<p>
    Class implementing a node visitor to check default match cases.
</p>
<p>
    Note: This class is modeled after flake8-spm v0.0.1.
</p>

<h3>Derived from</h3>
ast.NodeVisitor
<h3>Class Attributes</h3>
<table>
<tr><td>None</td></tr>
</table>

<h3>Class Methods</h3>
<table>
<tr><td>None</td></tr>
</table>

<h3>Methods</h3>
<table>
<tr>
<td><a href="#DefaultMatchCaseVisitor.__init__">DefaultMatchCaseVisitor</a></td>
<td>Constructor</td>
</tr>
<tr>
<td><a href="#DefaultMatchCaseVisitor.__badNodes">__badNodes</a></td>
<td>Private method to yield bad match nodes.</td>
</tr>
<tr>
<td><a href="#DefaultMatchCaseVisitor.__emptyMatchDefault">__emptyMatchDefault</a></td>
<td>Private method to check for an empty default match case.</td>
</tr>
<tr>
<td><a href="#DefaultMatchCaseVisitor.__findBadNode">__findBadNode</a></td>
<td>Private method returning a reference to the bad node of a case node.</td>
</tr>
<tr>
<td><a href="#DefaultMatchCaseVisitor.__lastStatementDoesNotRaise">__lastStatementDoesNotRaise</a></td>
<td>Private method to check that the last case statement does not raise an exception.</td>
</tr>
<tr>
<td><a href="#DefaultMatchCaseVisitor.__returnPrecedesExceptionRaising">__returnPrecedesExceptionRaising</a></td>
<td>Private method to check that no return precedes an exception raising.</td>
</tr>
<tr>
<td><a href="#DefaultMatchCaseVisitor.visit_Match">visit_Match</a></td>
<td>Public method to handle Match nodes.</td>
</tr>
</table>

<h3>Static Methods</h3>
<table>
<tr><td>None</td></tr>
</table>


<a NAME="DefaultMatchCaseVisitor.__init__" ID="DefaultMatchCaseVisitor.__init__"></a>
<h4>DefaultMatchCaseVisitor (Constructor)</h4>
<b>DefaultMatchCaseVisitor</b>(<i></i>)
<p>
        Constructor
</p>

<a NAME="DefaultMatchCaseVisitor.__badNodes" ID="DefaultMatchCaseVisitor.__badNodes"></a>
<h4>DefaultMatchCaseVisitor.__badNodes</h4>
<b>__badNodes</b>(<i>node</i>)
<p>
        Private method to yield bad match nodes.
</p>

<dl>

<dt><i>node</i> (ast.Match)</dt>
<dd>
reference to the node to be processed
</dd>
</dl>
<dl>
<dt>Yield:</dt>
<dd>
tuple containing a reference to bad match case node and the corresponding
            issue code
</dd>
</dl>
<dl>
<dt>Yield Type:</dt>
<dd>
tyuple of (ast.AST, str)
</dd>
</dl>
<a NAME="DefaultMatchCaseVisitor.__emptyMatchDefault" ID="DefaultMatchCaseVisitor.__emptyMatchDefault"></a>
<h4>DefaultMatchCaseVisitor.__emptyMatchDefault</h4>
<b>__emptyMatchDefault</b>(<i>case</i>)
<p>
        Private method to check for an empty default match case.
</p>

<dl>

<dt><i>case</i> (ast.match_case)</dt>
<dd>
reference to the node to be processed
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
flag indicating an empty default match case
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
bool
</dd>
</dl>
<a NAME="DefaultMatchCaseVisitor.__findBadNode" ID="DefaultMatchCaseVisitor.__findBadNode"></a>
<h4>DefaultMatchCaseVisitor.__findBadNode</h4>
<b>__findBadNode</b>(<i>case</i>)
<p>
        Private method returning a reference to the bad node of a case node.
</p>

<dl>

<dt><i>case</i> (ast.match_case)</dt>
<dd>
reference to the node to be processed
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
reference to the bad node
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
ast.AST
</dd>
</dl>
<a NAME="DefaultMatchCaseVisitor.__lastStatementDoesNotRaise" ID="DefaultMatchCaseVisitor.__lastStatementDoesNotRaise"></a>
<h4>DefaultMatchCaseVisitor.__lastStatementDoesNotRaise</h4>
<b>__lastStatementDoesNotRaise</b>(<i>case</i>)
<p>
        Private method to check that the last case statement does not raise an
        exception.
</p>

<dl>

<dt><i>case</i> (ast.match_case)</dt>
<dd>
reference to the node to be processed
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
flag indicating that the last case statement does not raise an
            exception
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
bool
</dd>
</dl>
<a NAME="DefaultMatchCaseVisitor.__returnPrecedesExceptionRaising" ID="DefaultMatchCaseVisitor.__returnPrecedesExceptionRaising"></a>
<h4>DefaultMatchCaseVisitor.__returnPrecedesExceptionRaising</h4>
<b>__returnPrecedesExceptionRaising</b>(<i>case</i>)
<p>
        Private method to check that no return precedes an exception raising.
</p>

<dl>

<dt><i>case</i> (ast.match_case)</dt>
<dd>
reference to the node to be processed
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
flag indicating that a return precedes an exception raising
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
bool
</dd>
</dl>
<a NAME="DefaultMatchCaseVisitor.visit_Match" ID="DefaultMatchCaseVisitor.visit_Match"></a>
<h4>DefaultMatchCaseVisitor.visit_Match</h4>
<b>visit_Match</b>(<i>node</i>)
<p>
        Public method to handle Match nodes.
</p>

<dl>

<dt><i>node</i> (ast.Match)</dt>
<dd>
reference to the node to be processed
</dd>
</dl>
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