Merge pull request github#3128 from jbj/library-overview-assignment

C++: Add AssignExpr + Initializer to library overview page

Author: geoffw0

docs/language/learn-ql/cpp/introduce-libraries-cpp.rst

@@ -31,7 +31,7 @@ This table lists `Declaration <https://help.semmle.com/qldoc/cpp/semmle/code/cpp
 +---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
 | ``namespace`` *N* ``{`` ... ``float`` *var* ``;`` ... ``}``                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     | `NamespaceVariable <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/Variable.qll/type.Variable$NamespaceVariable.html>`__                                           |                                                                                                                                                                                                    |
 +---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
-| ``int`` *func* ``( void ) {`` ... ``float`` *var* ``;`` ... ``}``                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               | `LocalVariable <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/Variable.qll/type.Variable$LocalVariable.html>`__                                                   |                                                                                                                                                                                                    |
+| ``int`` *func* ``( void ) {`` ... ``float`` *var* ``;`` ... ``}``                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               | `LocalVariable <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/Variable.qll/type.Variable$LocalVariable.html>`__                                                   | See also `Initializer <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/Initializer.qll/type.Initializer$Initializer.html>`__                                                                     |
 +---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
 | ``class`` *C* ``{`` ... ``int`` *var* ``;`` ... ``}``                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           | `MemberVariable <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/Variable.qll/type.Variable$MemberVariable.html>`__                                                 |                                                                                                                                                                                                    |
 +---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
@@ -286,6 +286,8 @@ This table lists subclasses of `Expr <https://help.semmle.com/qldoc/cpp/semmle/c
 +--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
 | ``noexcept (`` `Expr <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/exprs/Expr.qll/type.Expr$Expr.html>`__ ``)``                                                                                                                                                                                                                                                                                                                                                                                   | `NoExceptExpr <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/exprs/Expr.qll/type.Expr$NoExceptExpr.html>`__                                                                                          |                                                                                                                                                                                                                                                                                                             |
 +--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
+| `Expr <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/exprs/Expr.qll/type.Expr$Expr.html>`__ ``=`` `Expr <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/exprs/Expr.qll/type.Expr$Expr.html>`__                                                                                                                                                                                                                                                                                                  | `AssignExpr <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/exprs/Assignment.qll/type.Assignment$AssignExpr.html>`__                                                                                  | See also `Initializer <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/Initializer.qll/type.Initializer$Initializer.html>`__                                                                                                                                                                              |
++--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
 | `Expr <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/exprs/Expr.qll/type.Expr$Expr.html>`__ ``+=`` `Expr <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/exprs/Expr.qll/type.Expr$Expr.html>`__                                                                                                                                                                                                                                                                                                 | | `AssignAddExpr <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/exprs/Assignment.qll/type.Assignment$AssignAddExpr.html>`__                                                                          |                                                                                                                                                                                                                                                                                                             |
 |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | | `AssignPointerAddExpr <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/exprs/Assignment.qll/type.Assignment$AssignPointerAddExpr.html>`__                                                            |                                                                                                                                                                                                                                                                                                             |
 +--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+