eric6/Documentation/Source/eric6.Plugins.CheckerPlugins.CodeStyleChecker.Annotations.AnnotationsChecker.html

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<h1>eric6.Plugins.CheckerPlugins.CodeStyleChecker.Annotations.AnnotationsChecker</h1>

<p>
Module implementing a checker for function type annotations.
</p>
<h3>Global Attributes</h3>

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

<table>

<tr>
<td><a href="#AnnotationsChecker">AnnotationsChecker</a></td>
<td>Class implementing a checker for function type annotations.</td>
</tr>
<tr>
<td><a href="#FunctionVisitor">FunctionVisitor</a></td>
<td>Class implementing a node visitor to check function annotations.</td>
</tr>
</table>
<h3>Functions</h3>

<table>

<tr>
<td><a href="#getAnnotationComplexity">getAnnotationComplexity</a></td>
<td>Function to determine the annotation complexity.</td>
</tr>
<tr>
<td><a href="#hasTypeAnnotations">hasTypeAnnotations</a></td>
<td>Function to check for type annotations.</td>
</tr>
</table>
<hr />
<hr />
<a NAME="AnnotationsChecker" ID="AnnotationsChecker"></a>
<h2>AnnotationsChecker</h2>

<p>
    Class implementing a checker for function type annotations.
</p>
<h3>Derived from</h3>
object
<h3>Class Attributes</h3>

<table>
<tr><td>Codes</td></tr>
</table>
<h3>Class Methods</h3>

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

<table>

<tr>
<td><a href="#AnnotationsChecker.__init__">AnnotationsChecker</a></td>
<td>Constructor</td>
</tr>
<tr>
<td><a href="#AnnotationsChecker.__checkAnnotationComplexity">__checkAnnotationComplexity</a></td>
<td>Private method to check the type annotation complexity.</td>
</tr>
<tr>
<td><a href="#AnnotationsChecker.__checkAnnotationsCoverage">__checkAnnotationsCoverage</a></td>
<td>Private method to check for function annotation coverage.</td>
</tr>
<tr>
<td><a href="#AnnotationsChecker.__checkFunctionAnnotations">__checkFunctionAnnotations</a></td>
<td>Private method to check for function annotation issues.</td>
</tr>
<tr>
<td><a href="#AnnotationsChecker.__error">__error</a></td>
<td>Private method to record an issue.</td>
</tr>
<tr>
<td><a href="#AnnotationsChecker.__generateTree">__generateTree</a></td>
<td>Private method to generate an AST for our source.</td>
</tr>
<tr>
<td><a href="#AnnotationsChecker.__ignoreCode">__ignoreCode</a></td>
<td>Private method to check if the message code should be ignored.</td>
</tr>
<tr>
<td><a href="#AnnotationsChecker.__reportInvalidSyntax">__reportInvalidSyntax</a></td>
<td>Private method to report a syntax error.</td>
</tr>
<tr>
<td><a href="#AnnotationsChecker.run">run</a></td>
<td>Public method to check the given source against annotation issues.</td>
</tr>
</table>
<h3>Static Methods</h3>

<table>
<tr><td>None</td></tr>
</table>

<a NAME="AnnotationsChecker.__init__" ID="AnnotationsChecker.__init__"></a>
<h4>AnnotationsChecker (Constructor)</h4>
<b>AnnotationsChecker</b>(<i>source, filename, select, ignore, expected, repeat, args</i>)

<p>
        Constructor
</p>
<dl>

<dt><i>source</i> (list of str)</dt>
<dd>
source code to be checked
</dd>
<dt><i>filename</i> (str)</dt>
<dd>
name of the source file
</dd>
<dt><i>select</i> (list of str)</dt>
<dd>
list of selected codes
</dd>
<dt><i>ignore</i> (list of str)</dt>
<dd>
list of codes to be ignored
</dd>
<dt><i>expected</i> (list of str)</dt>
<dd>
list of expected codes
</dd>
<dt><i>repeat</i> (bool)</dt>
<dd>
flag indicating to report each occurrence of a code
</dd>
<dt><i>args</i> (dict)</dt>
<dd>
dictionary of arguments for the annotation checks
</dd>
</dl>
<a NAME="AnnotationsChecker.__checkAnnotationComplexity" ID="AnnotationsChecker.__checkAnnotationComplexity"></a>
<h4>AnnotationsChecker.__checkAnnotationComplexity</h4>
<b>__checkAnnotationComplexity</b>(<i></i>)

<p>
        Private method to check the type annotation complexity.
</p>
<a NAME="AnnotationsChecker.__checkAnnotationsCoverage" ID="AnnotationsChecker.__checkAnnotationsCoverage"></a>
<h4>AnnotationsChecker.__checkAnnotationsCoverage</h4>
<b>__checkAnnotationsCoverage</b>(<i></i>)

<p>
        Private method to check for function annotation coverage.
</p>
<a NAME="AnnotationsChecker.__checkFunctionAnnotations" ID="AnnotationsChecker.__checkFunctionAnnotations"></a>
<h4>AnnotationsChecker.__checkFunctionAnnotations</h4>
<b>__checkFunctionAnnotations</b>(<i></i>)

<p>
        Private method to check for function annotation issues.
</p>
<a NAME="AnnotationsChecker.__error" ID="AnnotationsChecker.__error"></a>
<h4>AnnotationsChecker.__error</h4>
<b>__error</b>(<i>lineNumber, offset, code, *args</i>)

<p>
        Private method to record an issue.
</p>
<dl>

<dt><i>lineNumber</i> (int)</dt>
<dd>
line number of the issue
</dd>
<dt><i>offset</i> (int)</dt>
<dd>
position within line of the issue
</dd>
<dt><i>code</i> (str)</dt>
<dd>
message code
</dd>
<dt><i>args</i> (list)</dt>
<dd>
arguments for the message
</dd>
</dl>
<a NAME="AnnotationsChecker.__generateTree" ID="AnnotationsChecker.__generateTree"></a>
<h4>AnnotationsChecker.__generateTree</h4>
<b>__generateTree</b>(<i></i>)

<p>
        Private method to generate an AST for our source.
</p>
<dl>
<dt>Return:</dt>
<dd>
generated AST
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
ast.Module
</dd>
</dl>
<a NAME="AnnotationsChecker.__ignoreCode" ID="AnnotationsChecker.__ignoreCode"></a>
<h4>AnnotationsChecker.__ignoreCode</h4>
<b>__ignoreCode</b>(<i>code</i>)

<p>
        Private method to check if the message code should be ignored.
</p>
<dl>

<dt><i>code</i> (str)</dt>
<dd>
message code to check for
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
flag indicating to ignore the given code
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
bool
</dd>
</dl>
<a NAME="AnnotationsChecker.__reportInvalidSyntax" ID="AnnotationsChecker.__reportInvalidSyntax"></a>
<h4>AnnotationsChecker.__reportInvalidSyntax</h4>
<b>__reportInvalidSyntax</b>(<i></i>)

<p>
        Private method to report a syntax error.
</p>
<a NAME="AnnotationsChecker.run" ID="AnnotationsChecker.run"></a>
<h4>AnnotationsChecker.run</h4>
<b>run</b>(<i></i>)

<p>
        Public method to check the given source against annotation issues.
</p>
<div align="right"><a href="#top">Up</a></div>
<hr />
<hr />
<a NAME="FunctionVisitor" ID="FunctionVisitor"></a>
<h2>FunctionVisitor</h2>

<p>
    Class implementing a node visitor to check function annotations.
</p>
<p>
    Note: this class is modelled after flake8-annotations checker.
</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="#FunctionVisitor.__init__">FunctionVisitor</a></td>
<td>Constructor</td>
</tr>
<tr>
<td><a href="#FunctionVisitor.__checkFunctionNode">__checkFunctionNode</a></td>
<td>Private method to check an individual function definition node.</td>
</tr>
<tr>
<td><a href="#FunctionVisitor.__classifyArgumentError">__classifyArgumentError</a></td>
<td>Private method to classify and record an argument annotation issue.</td>
</tr>
<tr>
<td><a href="#FunctionVisitor.__classifyReturnError">__classifyReturnError</a></td>
<td>Private method to classify and record a return annotation issue.</td>
</tr>
<tr>
<td><a href="#FunctionVisitor.visit_AsyncFunctionDef">visit_AsyncFunctionDef</a></td>
<td>Public method to handle an async function or method definition.</td>
</tr>
<tr>
<td><a href="#FunctionVisitor.visit_ClassDef">visit_ClassDef</a></td>
<td>Public method to handle class definitions.</td>
</tr>
<tr>
<td><a href="#FunctionVisitor.visit_FunctionDef">visit_FunctionDef</a></td>
<td>Public method to handle a function or method definition.</td>
</tr>
</table>
<h3>Static Methods</h3>

<table>
<tr><td>None</td></tr>
</table>

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

<p>
        Constructor
</p>
<dl>

<dt><i>sourceLines</i> (list of str)</dt>
<dd>
lines of source code
</dd>
</dl>
<a NAME="FunctionVisitor.__checkFunctionNode" ID="FunctionVisitor.__checkFunctionNode"></a>
<h4>FunctionVisitor.__checkFunctionNode</h4>
<b>__checkFunctionNode</b>(<i>node, classMethod=False</i>)

<p>
        Private method to check an individual function definition node.
</p>
<dl>

<dt><i>node</i> (ast.FunctionDef or ast.AsyncFunctionDef)</dt>
<dd>
reference to the node to be processed
</dd>
<dt><i>classMethod</i> (bool)</dt>
<dd>
flag indicating a class method
</dd>
</dl>
<a NAME="FunctionVisitor.__classifyArgumentError" ID="FunctionVisitor.__classifyArgumentError"></a>
<h4>FunctionVisitor.__classifyArgumentError</h4>
<b>__classifyArgumentError</b>(<i>argNode, argType, methodType</i>)

<p>
        Private method to classify and record an argument annotation issue.
</p>
<dl>

<dt><i>argNode</i> (ast.arguments)</dt>
<dd>
reference to the argument node
</dd>
<dt><i>argType</i> (str)</dt>
<dd>
type of the argument node
</dd>
<dt><i>methodType</i> (str)</dt>
<dd>
type of method/function the argument belongs to
</dd>
</dl>
<a NAME="FunctionVisitor.__classifyReturnError" ID="FunctionVisitor.__classifyReturnError"></a>
<h4>FunctionVisitor.__classifyReturnError</h4>
<b>__classifyReturnError</b>(<i>methodType, visibilityType, lineno, colOffset</i>)

<p>
        Private method to classify and record a return annotation issue.
</p>
<dl>

<dt><i>methodType</i> (str)</dt>
<dd>
type of method/function the argument belongs to
</dd>
<dt><i>visibilityType</i> (str)</dt>
<dd>
visibility of the function
</dd>
<dt><i>lineno</i> (int)</dt>
<dd>
line number
</dd>
<dt><i>colOffset</i> (int)</dt>
<dd>
column number
</dd>
</dl>
<a NAME="FunctionVisitor.visit_AsyncFunctionDef" ID="FunctionVisitor.visit_AsyncFunctionDef"></a>
<h4>FunctionVisitor.visit_AsyncFunctionDef</h4>
<b>visit_AsyncFunctionDef</b>(<i>node</i>)

<p>
        Public method to handle an async function or method definition.
</p>
<dl>

<dt><i>node</i> (ast.AsyncFunctionDef)</dt>
<dd>
reference to the node to be processed
</dd>
</dl>
<a NAME="FunctionVisitor.visit_ClassDef" ID="FunctionVisitor.visit_ClassDef"></a>
<h4>FunctionVisitor.visit_ClassDef</h4>
<b>visit_ClassDef</b>(<i>node</i>)

<p>
        Public method to handle class definitions.
</p>
<dl>

<dt><i>node</i> (ast.ClassDef)</dt>
<dd>
reference to the node to be processed
</dd>
</dl>
<a NAME="FunctionVisitor.visit_FunctionDef" ID="FunctionVisitor.visit_FunctionDef"></a>
<h4>FunctionVisitor.visit_FunctionDef</h4>
<b>visit_FunctionDef</b>(<i>node</i>)

<p>
        Public method to handle a function or method definition.
</p>
<dl>

<dt><i>node</i> (ast.FunctionDef)</dt>
<dd>
reference to the node to be processed
</dd>
</dl>
<div align="right"><a href="#top">Up</a></div>
<hr />
<hr />
<a NAME="getAnnotationComplexity" ID="getAnnotationComplexity"></a>
<h2>getAnnotationComplexity</h2>
<b>getAnnotationComplexity</b>(<i>annotationNode</i>)

<p>
    Function to determine the annotation complexity.
</p>
<dl>

<dt><i>annotationNode</i> (ast.AST)</dt>
<dd>
reference to the node to determine the annotation
        complexity for
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
annotation complexity
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
= int
</dd>
</dl>
<div align="right"><a href="#top">Up</a></div>
<hr />
<hr />
<a NAME="hasTypeAnnotations" ID="hasTypeAnnotations"></a>
<h2>hasTypeAnnotations</h2>
<b>hasTypeAnnotations</b>(<i>funcNode</i>)

<p>
    Function to check for type annotations.
</p>
<dl>

<dt><i>funcNode</i> (ast.AsyncFunctionDef or ast.FunctionDef)</dt>
<dd>
reference to the function definition node to be checked
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
flag indicating the presence of type annotations
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
bool
</dd>
</dl>
<div align="right"><a href="#top">Up</a></div>
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