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<section id="abstract-syntax-tree-classes-for-working-with-go-programs">
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<span id="id1"></span><h1>Abstract syntax tree classes for working with Go programs<a class="headerlink" href="#abstract-syntax-tree-classes-for-working-with-go-programs" title="Link to this heading">¶</a></h1>
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<p>CodeQL has a large selection of classes for representing the abstract syntax tree of Go programs.</p>
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<p>The <a class="reference external" href="https://en.wikipedia.org/wiki/Abstract_syntax_tree">abstract syntax tree (AST)</a> represents the syntactic structure of a program. Nodes on the AST represent elements such as statements and expressions.</p>
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<section id="statement-classes">
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<h2>Statement classes<a class="headerlink" href="#statement-classes" title="Link to this heading">¶</a></h2>
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<p>This table lists all subclasses of <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Stmt.html">Stmt</a>.</p>
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<table class="docutils align-default">
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<thead>
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<tr class="row-odd"><th class="head"><p>Statement syntax</p></th>
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<th class="head"><p>CodeQL class</p></th>
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<th class="head"><p>Superclasses</p></th>
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<th class="head"><p>Remarks</p></th>
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</tr>
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</thead>
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<tbody>
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<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">;</span></code></p></td>
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<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$EmptyStmt.html">EmptyStmt</a></p></td>
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<td></td>
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<td></td>
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</tr>
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<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
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<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$ExprStmt.html">ExprStmt</a></p></td>
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<td></td>
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<td></td>
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</tr>
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<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">{</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Stmt.html">Stmt</a> <code class="docutils literal notranslate"><span class="pre">...</span></code> <code class="docutils literal notranslate"><span class="pre">}</span></code></p></td>
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<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$BlockStmt.html">BlockStmt</a></p></td>
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<td></td>
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<td></td>
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</tr>
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<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">if</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$BlockStmt.html">BlockStmt</a></p></td>
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<td rowspan="3"><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$IfStmt.html">IfStmt</a></p></td>
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<td rowspan="3"></td>
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<td rowspan="3"></td>
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</tr>
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<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">if</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$BlockStmt.html">BlockStmt</a> <code class="docutils literal notranslate"><span class="pre">else</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Stmt.html">Stmt</a></p></td>
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</tr>
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<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">if</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Stmt.html">Stmt</a><code class="docutils literal notranslate"><span class="pre">;</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$BlockStmt.html">BlockStmt</a></p></td>
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</tr>
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<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">for</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$BlockStmt.html">BlockStmt</a></p></td>
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<td rowspan="2"><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$ForStmt.html">ForStmt</a></p></td>
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<td rowspan="2"><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$LoopStmt.html">LoopStmt</a></p></td>
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<td rowspan="2"></td>
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</tr>
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<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">for</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Stmt.html">Stmt</a><code class="docutils literal notranslate"><span class="pre">;</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a><code class="docutils literal notranslate"><span class="pre">;</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Stmt.html">Stmt</a> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$BlockStmt.html">BlockStmt</a></p></td>
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</tr>
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<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">for</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">...</span></code> <code class="docutils literal notranslate"><span class="pre">=</span></code> <code class="docutils literal notranslate"><span class="pre">range</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$BlockStmt.html">BlockStmt</a></p></td>
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<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$RangeStmt.html">RangeStmt</a></p></td>
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<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$LoopStmt.html">LoopStmt</a></p></td>
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<td></td>
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</tr>
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<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">switch</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">{</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CaseClause.html">CaseClause</a> <code class="docutils literal notranslate"><span class="pre">...</span></code> <code class="docutils literal notranslate"><span class="pre">}</span></code></p></td>
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<td rowspan="2"><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$ExpressionSwitchStmt.html">ExpressionSwitchStmt</a></p></td>
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<td rowspan="2"><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$SwitchStmt.html">SwitchStmt</a></p></td>
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<td rowspan="2"></td>
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</tr>
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<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">switch</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Stmt.html">Stmt</a><code class="docutils literal notranslate"><span class="pre">;</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">{</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CaseClause.html">CaseClause</a> <code class="docutils literal notranslate"><span class="pre">...</span></code> <code class="docutils literal notranslate"><span class="pre">}</span></code></p></td>
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</tr>
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<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">switch</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a><code class="docutils literal notranslate"><span class="pre">.(type)</span></code> <code class="docutils literal notranslate"><span class="pre">{</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CaseClause.html">CaseClause</a> <code class="docutils literal notranslate"><span class="pre">...</span></code> <code class="docutils literal notranslate"><span class="pre">}</span></code></p></td>
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<td rowspan="3"><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$TypeSwitchStmt.html">TypeSwitchStmt</a></p></td>
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<td rowspan="3"><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$SwitchStmt.html">SwitchStmt</a></p></td>
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<td rowspan="3"></td>
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</tr>
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<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">switch</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$SimpleAssignStmt.html">SimpleAssignStmt</a><code class="docutils literal notranslate"><span class="pre">.(type)</span></code> <code class="docutils literal notranslate"><span class="pre">{</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CaseClause.html">CaseClause</a> <code class="docutils literal notranslate"><span class="pre">...</span></code> <code class="docutils literal notranslate"><span class="pre">}</span></code></p></td>
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</tr>
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<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">switch</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Stmt.html">Stmt</a><code class="docutils literal notranslate"><span class="pre">;</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a><code class="docutils literal notranslate"><span class="pre">.(type)</span></code> <code class="docutils literal notranslate"><span class="pre">{</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CaseClause.html">CaseClause</a> <code class="docutils literal notranslate"><span class="pre">...</span></code> <code class="docutils literal notranslate"><span class="pre">}</span></code></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">select</span></code> <code class="docutils literal notranslate"><span class="pre">{</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CommClause.html">CommClause</a> <code class="docutils literal notranslate"><span class="pre">...</span></code> <code class="docutils literal notranslate"><span class="pre">}</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$SelectStmt.html">SelectStmt</a></p></td>
|
|
<td></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">return</span></code></p></td>
|
|
<td rowspan="2"><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$ReturnStmt.html">ReturnStmt</a></p></td>
|
|
<td rowspan="2"></td>
|
|
<td rowspan="2"></td>
|
|
</tr>
|
|
<tr class="row-even"><td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">break</span></code></p></td>
|
|
<td rowspan="2"><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$BreakStmt.html">BreakStmt</a></p></td>
|
|
<td rowspan="2"><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$BranchStmt.html">BranchStmt</a></p></td>
|
|
<td rowspan="2"></td>
|
|
</tr>
|
|
<tr class="row-even"><td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">continue</span></code></p></td>
|
|
<td rowspan="2"><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$ContinueStmt.html">ContinueStmt</a></p></td>
|
|
<td rowspan="2"><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$BranchStmt.html">BranchStmt</a></p></td>
|
|
<td rowspan="2"></td>
|
|
</tr>
|
|
<tr class="row-even"><td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">goto</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$LabelName.html">LabelName</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$GotoStmt.html">GotoStmt</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$BranchStmt.html">BranchStmt</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">fallthrough</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$FallthroughStmt.html">FallthroughStmt</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$BranchStmt.html">BranchStmt</a></p></td>
|
|
<td><p>can only occur as final non-empty child of
|
|
a <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CaseClause.html">CaseClause</a> in an <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$ExpressionSwitchStmt.html">ExpressionSwitchStmt</a></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$LabelName.html">LabelName</a><code class="docutils literal notranslate"><span class="pre">:</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Stmt.html">Stmt</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$LabeledStmt.html">LabeledStmt</a></p></td>
|
|
<td></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">var</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$VariableName.html">VariableName</a> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$TypeName.html">TypeName</a></p></td>
|
|
<td rowspan="4"><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$DeclStmt.html">DeclStmt</a></p></td>
|
|
<td rowspan="4"></td>
|
|
<td rowspan="4"></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">const</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$VariableName.html">VariableName</a> <code class="docutils literal notranslate"><span class="pre">=</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">type</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$TypeName.html">TypeName</a> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$TypeExpr.html">TypeExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">type</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$TypeName.html">TypeName</a> <code class="docutils literal notranslate"><span class="pre">=</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$TypeExpr.html">TypeExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">...</span></code> <code class="docutils literal notranslate"><span class="pre">=</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">...</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$AssignStmt.html">AssignStmt</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$SimpleAssignStmt.html">SimpleAssignStmt</a>, <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Assignment.html">Assignment</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$VariableName.html">VariableName</a> <code class="docutils literal notranslate"><span class="pre">...</span></code> <code class="docutils literal notranslate"><span class="pre">:=</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">...</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$DefineStmt.html">DefineStmt</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$SimpleAssignStmt.html">SimpleAssignStmt</a>, <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Assignment.html">Assignment</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">+=</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$AddAssignStmt.html">AddAssignStmt</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CompoundAssignStmt.html">CompoundAssignStmt</a>, <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Assignment.html">Assignment</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">-=</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$SubAssignStmt.html">SubAssignStmt</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CompoundAssignStmt.html">CompoundAssignStmt</a>, <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Assignment.html">Assignment</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">*=</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$MulAssignStmt.html">MulAssignStmt</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CompoundAssignStmt.html">CompoundAssignStmt</a>, <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Assignment.html">Assignment</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">/=</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$QuoAssignStmt.html">QuoAssignStmt</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CompoundAssignStmt.html">CompoundAssignStmt</a>, <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Assignment.html">Assignment</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">%=</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$RemAssignStmt.html">RemAssignStmt</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CompoundAssignStmt.html">CompoundAssignStmt</a>, <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Assignment.html">Assignment</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">*=</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$MulAssignStmt.html">MulAssignStmt</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CompoundAssignStmt.html">CompoundAssignStmt</a>, <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Assignment.html">Assignment</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">&=</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$AndAssignStmt.html">AndAssignStmt</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CompoundAssignStmt.html">CompoundAssignStmt</a>, <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Assignment.html">Assignment</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">|=</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$OrAssignStmt.html">OrAssignStmt</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CompoundAssignStmt.html">CompoundAssignStmt</a>, <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Assignment.html">Assignment</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">^=</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$XorAssignStmt.html">XorAssignStmt</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CompoundAssignStmt.html">CompoundAssignStmt</a>, <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Assignment.html">Assignment</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre"><<=</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$ShlAssignStmt.html">ShlAssignStmt</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CompoundAssignStmt.html">CompoundAssignStmt</a>, <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Assignment.html">Assignment</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">>>=</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$ShrAssignStmt.html">ShrAssignStmt</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CompoundAssignStmt.html">CompoundAssignStmt</a>, <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Assignment.html">Assignment</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">&^=</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$AndNotAssignStmt.html">AndNotAssignStmt</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CompoundAssignStmt.html">CompoundAssignStmt</a>, <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Assignment.html">Assignment</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">++</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$IncStmt.html">IncStmt</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$IncDecStmt.html">IncDecStmt</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">--</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$DecStmt.html">DecStmt</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$IncDecStmt.html">IncDecStmt</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">go</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$CallExpr.html">CallExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$GoStmt.html">GoStmt</a></p></td>
|
|
<td></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">defer</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$CallExpr.html">CallExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$DeferStmt.html">DeferStmt</a></p></td>
|
|
<td></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre"><-</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$SendStmt.html">SendStmt</a></p></td>
|
|
<td></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">case</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">...</span></code><code class="docutils literal notranslate"><span class="pre">:</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Stmt.html">Stmt</a> <code class="docutils literal notranslate"><span class="pre">...</span></code></p></td>
|
|
<td rowspan="3"><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CaseClause.html">CaseClause</a></p></td>
|
|
<td rowspan="3"></td>
|
|
<td rowspan="3"><p>can only occur as child of a <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$SwitchStmt.html">SwitchStmt</a></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">case</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$TypeExpr.html">TypeExpr</a> <code class="docutils literal notranslate"><span class="pre">...</span></code><code class="docutils literal notranslate"><span class="pre">:</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Stmt.html">Stmt</a> <code class="docutils literal notranslate"><span class="pre">...</span></code></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">default:</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Stmt.html">Stmt</a> <code class="docutils literal notranslate"><span class="pre">...</span></code></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">case</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$SendStmt.html">SendStmt</a><code class="docutils literal notranslate"><span class="pre">:</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Stmt.html">Stmt</a> <code class="docutils literal notranslate"><span class="pre">...</span></code></p></td>
|
|
<td rowspan="3"><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CommClause.html">CommClause</a></p></td>
|
|
<td rowspan="3"></td>
|
|
<td rowspan="3"><p>can only occur as child of a <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$SelectStmt.html">SelectStmt</a></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">case</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$RecvStmt.html">RecvStmt</a><code class="docutils literal notranslate"><span class="pre">:</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Stmt.html">Stmt</a> <code class="docutils literal notranslate"><span class="pre">...</span></code></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">default:</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$Stmt.html">Stmt</a> <code class="docutils literal notranslate"><span class="pre">...</span></code></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">...</span></code> <code class="docutils literal notranslate"><span class="pre">=</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$RecvExpr.html">RecvExpr</a></p></td>
|
|
<td rowspan="2"><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$RecvStmt.html">RecvStmt</a></p></td>
|
|
<td rowspan="2"></td>
|
|
<td rowspan="2"><p>can only occur as child of a <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$CommClause.html">CommClause</a></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$VariableName.html">VariableName</a> <code class="docutils literal notranslate"><span class="pre">...</span></code> <code class="docutils literal notranslate"><span class="pre">:=</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$RecvExpr.html">RecvExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p>(anything unparseable)</p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Stmt.qll/type.Stmt$BadStmt.html">BadStmt</a></p></td>
|
|
<td></td>
|
|
<td></td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
</section>
|
|
<section id="expression-classes">
|
|
<h2>Expression classes<a class="headerlink" href="#expression-classes" title="Link to this heading">¶</a></h2>
|
|
<p>There are many expression classes, so we present them by category.
|
|
All classes in this section are subclasses of
|
|
<a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a>.</p>
|
|
<section id="literals">
|
|
<h3>Literals<a class="headerlink" href="#literals" title="Link to this heading">¶</a></h3>
|
|
<table class="docutils align-default">
|
|
<thead>
|
|
<tr class="row-odd"><th class="head"><p>Expression syntax example</p></th>
|
|
<th class="head"><p>CodeQL class</p></th>
|
|
<th class="head"><p>Superclass</p></th>
|
|
</tr>
|
|
</thead>
|
|
<tbody>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">23</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$IntLit.html">IntLit</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$BasicLit.html">BasicLit</a></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">4.2</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$FloatLit.html">FloatLit</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$BasicLit.html">BasicLit</a></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">4.2</span> <span class="pre">+</span> <span class="pre">2.7i</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ImagLit.html">ImagLit</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$BasicLit.html">BasicLit</a></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">'a'</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$CharLit.html">CharLit</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$BasicLit.html">BasicLit</a></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">"Hello"</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$StringLit.html">StringLit</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$BasicLit.html">BasicLit</a></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">func(x,</span> <span class="pre">y</span> <span class="pre">int)</span> <span class="pre">int</span> <span class="pre">{</span> <span class="pre">return</span> <span class="pre">x</span> <span class="pre">+</span> <span class="pre">y</span> <span class="pre">}</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$FuncLit.html">FuncLit</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Decls.qll/type.Decls$FuncDef.html">FuncDef</a></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">map[string]int{"A":</span> <span class="pre">1,</span> <span class="pre">"B":</span> <span class="pre">2}</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$MapLit.html">MapLit</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$CompositeLit.html">CompositeLit</a></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">Point3D{0.5,</span> <span class="pre">-0.5,</span> <span class="pre">0.5}</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$StructLit.html">StructLit</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$CompositeLit.html">CompositeLit</a></p></td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
</section>
|
|
<section id="unary-expressions">
|
|
<h3>Unary expressions<a class="headerlink" href="#unary-expressions" title="Link to this heading">¶</a></h3>
|
|
<p>All classes in this subsection are subclasses of
|
|
<a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$UnaryExpr.html">UnaryExpr</a>.</p>
|
|
<table class="docutils align-default">
|
|
<thead>
|
|
<tr class="row-odd"><th class="head"><p>Expression syntax</p></th>
|
|
<th class="head"><p>CodeQL class</p></th>
|
|
<th class="head"><p>Superclasses</p></th>
|
|
</tr>
|
|
</thead>
|
|
<tbody>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">+</span></code><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$PlusExpr.html">PlusExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ArithmeticUnaryExpr.html">ArithmeticUnaryExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">-</span></code><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$MinusExpr.html">MinusExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ArithmeticUnaryExpr.html">ArithmeticUnaryExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">!</span></code><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$NotExpr.html">NotExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$LogicalUnaryExpr.html">LogicalUnaryExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">^</span></code><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ComplementExpr.html">ComplementExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$BitwiseUnaryExpr.html">BitwiseUnaryExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">&</span></code><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$AddressExpr.html">AddressExpr</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre"><-</span></code><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$RecvExpr.html">RecvExpr</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
</section>
|
|
<section id="binary-expressions">
|
|
<h3>Binary expressions<a class="headerlink" href="#binary-expressions" title="Link to this heading">¶</a></h3>
|
|
<p>All classes in this subsection are subclasses of
|
|
<a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$BinaryExpr.html">BinaryExpr</a>.</p>
|
|
<table class="docutils align-default">
|
|
<thead>
|
|
<tr class="row-odd"><th class="head"><p>Expression syntax</p></th>
|
|
<th class="head"><p>CodeQL class</p></th>
|
|
<th class="head"><p>Superclasses</p></th>
|
|
</tr>
|
|
</thead>
|
|
<tbody>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">*</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$MulExpr.html">MulExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ArithmeticBinaryExpr.html">ArithmeticBinaryExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">/</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$QuoExpr.html">QuoExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ArithmeticBinaryExpr.html">ArithmeticBinaryExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">%</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$RemExpr.html">RemExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ArithmeticBinaryExpr.html">ArithmeticBinaryExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">+</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$AddExpr.html">AddExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ArithmeticBinaryExpr.html">ArithmeticBinaryExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">-</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$SubExpr.html">SubExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ArithmeticBinaryExpr.html">ArithmeticBinaryExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre"><<</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ShlExpr.html">ShlExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ShiftExpr.html">ShiftExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">>></span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ShrExpr.html">ShrExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ShiftExpr.html">ShiftExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">&&</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$LandExpr.html">LandExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$LogicalBinaryExpr.html">LogicalBinaryExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">||</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$LorExpr.html">LorExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$LogicalBinaryExpr.html">LogicalBinaryExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre"><</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$LssExpr.html">LssExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$RelationalComparisonExpr.html">RelationalComparisonExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">></span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$GtrExpr.html">GtrExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$RelationalComparisonExpr.html">RelationalComparisonExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre"><=</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$LeqExpr.html">LeqExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$RelationalComparisonExpr.html">RelationalComparisonExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">>=</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$GeqExpr.html">GeqExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$RelationalComparisonExpr.html">RelationalComparisonExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">==</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$EqlExpr.html">EqlExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$EqualityTestExpr.html">EqualityTestExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">!=</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$NeqExpr.html">NeqExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$EqualityTestExpr.html">EqualityTestExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">&</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$AndExpr.html">AndExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$BitwiseBinaryExpr.html">BitwiseBinaryExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">|</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$OrExpr.html">OrExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$BitwiseBinaryExpr.html">BitwiseBinaryExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">^</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$XorExpr.html">XorExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$BitwiseBinaryExpr.html">BitwiseBinaryExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a> <code class="docutils literal notranslate"><span class="pre">&^</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$AndNotExpr.html">AndNotExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$BitwiseBinaryExpr.html">BitwiseBinaryExpr</a></p></td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
</section>
|
|
<section id="type-expressions">
|
|
<h3>Type expressions<a class="headerlink" href="#type-expressions" title="Link to this heading">¶</a></h3>
|
|
<p>These classes represent different expressions for types. They do
|
|
not have a common superclass.</p>
|
|
<table class="docutils align-default">
|
|
<thead>
|
|
<tr class="row-odd"><th class="head"><p>Expression syntax</p></th>
|
|
<th class="head"><p>CodeQL class</p></th>
|
|
<th class="head"><p>Superclasses</p></th>
|
|
</tr>
|
|
</thead>
|
|
<tbody>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">[</span></code><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a><code class="docutils literal notranslate"><span class="pre">]</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$TypeExpr.html">TypeExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ArrayTypeExpr.html">ArrayTypeExpr</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">struct</span> <span class="pre">{</span> <span class="pre">...</span> <span class="pre">}</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$StructTypeExpr.html">StructTypeExpr</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">func</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$FunctionName.html">FunctionName</a><code class="docutils literal notranslate"><span class="pre">(...)</span> <span class="pre">(...)</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$FuncTypeExpr.html">FuncTypeExpr</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">interface</span> <span class="pre">{</span> <span class="pre">...</span> <span class="pre">}</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$InterfaceTypeExpr.html">InterfaceTypeExpr</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">map[</span></code><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$TypeExpr.html">TypeExpr</a><code class="docutils literal notranslate"><span class="pre">]</span></code><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$TypeExpr.html">TypeExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$MapTypeExpr.html">MapTypeExpr</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">chan<-</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$TypeExpr.html">TypeExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$SendChanTypeExpr.html">SendChanTypeExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ChanTypeExpr.html">ChanTypeExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre"><-chan</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$TypeExpr.html">TypeExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$RecvChanTypeExpr.html">RecvChanTypeExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ChanTypeExpr.html">ChanTypeExpr</a></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">chan</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$TypeExpr.html">TypeExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$SendRecvChanTypeExpr.html">SendRecvChanTypeExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ChanTypeExpr.html">ChanTypeExpr</a></p></td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
</section>
|
|
<section id="name-expressions">
|
|
<h3>Name expressions<a class="headerlink" href="#name-expressions" title="Link to this heading">¶</a></h3>
|
|
<p>All classes in this subsection are subclasses of
|
|
<a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Name.html">Name</a>.</p>
|
|
<p>The following classes relate to the structure of the name.</p>
|
|
<table class="docutils align-default">
|
|
<thead>
|
|
<tr class="row-odd"><th class="head"><p>Expression syntax</p></th>
|
|
<th class="head"><p>CodeQL class</p></th>
|
|
<th class="head"><p>Superclasses</p></th>
|
|
</tr>
|
|
</thead>
|
|
<tbody>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Ident.html">Ident</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$SimpleName.html">SimpleName</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Ident.html">Ident</a></p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Ident.html">Ident</a><code class="docutils literal notranslate"><span class="pre">.</span></code><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Ident.html">Ident</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$QualifiedName.html">QualifiedName</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$SelectorExpr.html">SelectorExpr</a></p></td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
<p>The following classes relate to what sort of entity the name refers to.</p>
|
|
<ul class="simple">
|
|
<li><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$PackageName.html">PackageName</a></p></li>
|
|
<li><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$TypeName.html">TypeName</a></p></li>
|
|
<li><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$LabelName.html">LabelName</a></p></li>
|
|
<li><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ValueName.html">ValueName</a></p>
|
|
<ul>
|
|
<li><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ConstantName.html">ConstantName</a></p></li>
|
|
<li><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$VariableName.html">VariableName</a></p></li>
|
|
<li><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$FunctionName.html">FunctionName</a></p></li>
|
|
</ul>
|
|
</li>
|
|
</ul>
|
|
</section>
|
|
<section id="miscellaneous">
|
|
<h3>Miscellaneous<a class="headerlink" href="#miscellaneous" title="Link to this heading">¶</a></h3>
|
|
<table class="docutils align-default">
|
|
<thead>
|
|
<tr class="row-odd"><th class="head"><p>Expression syntax</p></th>
|
|
<th class="head"><p>CodeQL class</p></th>
|
|
<th class="head"><p>Superclasses</p></th>
|
|
<th class="head"><p>Remarks</p></th>
|
|
</tr>
|
|
</thead>
|
|
<tbody>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">foo</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Ident.html">Ident</a></p></td>
|
|
<td></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">_</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$BlankIdent.html">BlankIdent</a></p></td>
|
|
<td></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">...</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Ellipsis.html">Ellipsis</a></p></td>
|
|
<td></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><code class="docutils literal notranslate"><span class="pre">(</span></code><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a><code class="docutils literal notranslate"><span class="pre">)</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ParenExpr.html">ParenExpr</a></p></td>
|
|
<td></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Ident.html">Ident</a><code class="docutils literal notranslate"><span class="pre">.</span></code><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Ident.html">Ident</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$SelectorExpr.html">SelectorExpr</a></p></td>
|
|
<td></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a><code class="docutils literal notranslate"><span class="pre">[</span></code><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a><code class="docutils literal notranslate"><span class="pre">]</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$IndexExpr.html">IndexExpr</a></p></td>
|
|
<td></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a><code class="docutils literal notranslate"><span class="pre">[</span></code><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a><code class="docutils literal notranslate"><span class="pre">:</span></code><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a><code class="docutils literal notranslate"><span class="pre">:</span></code><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a><code class="docutils literal notranslate"><span class="pre">]</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$SliceExpr.html">SliceExpr</a></p></td>
|
|
<td></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a><code class="docutils literal notranslate"><span class="pre">.(</span></code><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$TypeExpr.html">TypeExpr</a><code class="docutils literal notranslate"><span class="pre">)</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$TypeAssertExpr.html">TypeAssertExpr</a></p></td>
|
|
<td></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><code class="docutils literal notranslate"><span class="pre">*</span></code><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$StarExpr.html">StarExpr</a></p></td>
|
|
<td></td>
|
|
<td><p>can be a <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ValueExpr.html">ValueExpr</a> or <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$TypeExpr.html">TypeExpr</a> depending on context</p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a><code class="docutils literal notranslate"><span class="pre">:</span></code> <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$KeyValueExpr.html">KeyValueExpr</a></p></td>
|
|
<td></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$TypeExpr.html">TypeExpr</a><code class="docutils literal notranslate"><span class="pre">(</span></code><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a><code class="docutils literal notranslate"><span class="pre">)</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ConversionExpr.html">ConversionExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$CallOrConversionExpr.html">CallOrConversionExpr</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$Expr.html">Expr</a><code class="docutils literal notranslate"><span class="pre">(...)</span></code></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$CallExpr.html">CallExpr</a></p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$CallOrConversionExpr.html">CallOrConversionExpr</a></p></td>
|
|
<td></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p>(anything unparseable)</p></td>
|
|
<td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$BadExpr.html">BadExpr</a></p></td>
|
|
<td></td>
|
|
<td></td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
<p>The following classes organize expressions by the kind of entity they refer to.</p>
|
|
<table class="docutils align-default">
|
|
<thead>
|
|
<tr class="row-odd"><th class="head"><p>CodeQL class</p></th>
|
|
<th class="head"><p>Explanation</p></th>
|
|
</tr>
|
|
</thead>
|
|
<tbody>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$TypeExpr.html">TypeExpr</a></p></td>
|
|
<td><p>an expression that denotes a type</p></td>
|
|
</tr>
|
|
<tr class="row-odd"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ReferenceExpr.html">ReferenceExpr</a></p></td>
|
|
<td><p>an expression that refers to a variable, a constant, a function, a field, or an element of an array or a slice</p></td>
|
|
</tr>
|
|
<tr class="row-even"><td><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ValueExpr.html">ValueExpr</a></p></td>
|
|
<td><p>an expression that can be evaluated to a value (as opposed to expressions that refer to a package, a type, or a statement label). This generalizes <a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/semmle/go/Expr.qll/type.Expr$ReferenceExpr.html">ReferenceExpr</a></p></td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
</section>
|
|
</section>
|
|
<section id="further-reading">
|
|
<h2>Further reading<a class="headerlink" href="#further-reading" title="Link to this heading">¶</a></h2>
|
|
<ul class="simple">
|
|
<li><p><a class="reference external" href="https://github.com/github/codeql-go/tree/main/ql/src">CodeQL queries for Go</a></p></li>
|
|
<li><p><a class="reference external" href="https://github.com/github/codeql-go/tree/main/ql/examples">Example queries for Go</a></p></li>
|
|
<li><p><a class="reference external" href="https://codeql.github.com/codeql-standard-libraries/go/">CodeQL library reference for Go</a></p></li>
|
|
</ul>
|
|
<ul class="simple">
|
|
<li><p>“<a class="reference internal" href="../ql-language-reference/index.html#ql-language-reference"><span class="std std-ref">QL language reference</span></a>”</p></li>
|
|
<li><p>“<a class="reference internal" href="../codeql-overview/codeql-tools.html#codeql-tools"><span class="std std-ref">CodeQL tools</span></a>”</p></li>
|
|
</ul>
|
|
</section>
|
|
</section>
|
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|
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</article>
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<li class="mr-3">
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