Give general syntax instead of examples for exprs

docs/language/learn-ql/java/ast-class-reference.rst

@@ -107,105 +107,105 @@ Unary expressions
 
 All classes in this subsection are subclasses of `UnaryExpr <https://help.semmle.com/qldoc/java/semmle/code/java/Expr.qll/type.Expr$UnaryExpr.html>`__.
 
-+---------------------------+----------------+--------------------+--------------------------------------------------+
-| Expression syntax example | CodeQL class   | Superclasses       | Remarks                                          |
-+===========================+================+====================+==================================================+
-| ``x++``                   | `PostIncExpr`_ | `UnaryAssignExpr`_ |                                                  |
-+---------------------------+----------------+--------------------+--------------------------------------------------+
-| ``x--``                   | `PostDecExpr`_ | `UnaryAssignExpr`_ |                                                  |
-+---------------------------+----------------+--------------------+--------------------------------------------------+
-| ``++x``                   | `PreIncExpr`_  | `UnaryAssignExpr`_ |                                                  |
-+---------------------------+----------------+--------------------+--------------------------------------------------+
-| ``--x``                   | `PreDecExpr`_  | `UnaryAssignExpr`_ |                                                  |
-+---------------------------+----------------+--------------------+--------------------------------------------------+
-| ``~x``                    | `BitNotExpr`_  | `BitwiseExpr`_     | see below for other subclasses of `BitwiseExpr`_ |
-+---------------------------+----------------+--------------------+--------------------------------------------------+
-| ``-x``                    | `MinusExpr`_   |                    |                                                  |
-+---------------------------+----------------+--------------------+--------------------------------------------------+
-| ``+x``                    | `PlusExpr`_    |                    |                                                  |
-+---------------------------+----------------+--------------------+--------------------------------------------------+
-| ``!x``                    | `LogNotExpr`_  | `LogicExpr`_       | see below for other subclasses of `LogicExpr`_   |
-+---------------------------+----------------+--------------------+--------------------------------------------------+
++-------------------+----------------+--------------------+--------------------------------------------------+
+| Expression syntax | CodeQL class   | Superclasses       | Remarks                                          |
++===================+================+====================+==================================================+
+| `Expr`_\ ``++``   | `PostIncExpr`_ | `UnaryAssignExpr`_ |                                                  |
++-------------------+----------------+--------------------+--------------------------------------------------+
+| `Expr`_\ ``--``   | `PostDecExpr`_ | `UnaryAssignExpr`_ |                                                  |
++-------------------+----------------+--------------------+--------------------------------------------------+
+| ``++``\ `Expr`_   | `PreIncExpr`_  | `UnaryAssignExpr`_ |                                                  |
++-------------------+----------------+--------------------+--------------------------------------------------+
+| ``--``\ `Expr`_   | `PreDecExpr`_  | `UnaryAssignExpr`_ |                                                  |
++-------------------+----------------+--------------------+--------------------------------------------------+
+| ``~``\ `Expr`_    | `BitNotExpr`_  | `BitwiseExpr`_     | see below for other subclasses of `BitwiseExpr`_ |
++-------------------+----------------+--------------------+--------------------------------------------------+
+| ``-``\ `Expr`_    | `MinusExpr`_   |                    |                                                  |
++-------------------+----------------+--------------------+--------------------------------------------------+
+| ``+``\ `Expr`_    | `PlusExpr`_    |                    |                                                  |
++-------------------+----------------+--------------------+--------------------------------------------------+
+| ``!``\ `Expr`_    | `LogNotExpr`_  | `LogicExpr`_       | see below for other subclasses of `LogicExpr`_   |
++-------------------+----------------+--------------------+--------------------------------------------------+
 
 Binary expressions
 ~~~~~~~~~~~~~~~~~~
 
 All classes in this subsection are subclasses of `BinaryExpr <https://help.semmle.com/qldoc/java/semmle/code/java/Expr.qll/type.Expr$BinaryExpr.html>`__.
 
-+---------------------------+-------------------+-------------------+
-| Expression syntax example | CodeQL class      | Superclasses      |
-+===========================+===================+===================+
-| ``x * y``                 | `MulExpr`_        |                   |
-+---------------------------+-------------------+-------------------+
-| ``x / y``                 | `DivExpr`_        |                   |
-+---------------------------+-------------------+-------------------+
-| ``x % y``                 | `RemExpr`_        |                   |
-+---------------------------+-------------------+-------------------+
-| ``x + y``                 | `AddExpr`_        |                   |
-+---------------------------+-------------------+-------------------+
-| ``x - y``                 | `SubExpr`_        |                   |
-+---------------------------+-------------------+-------------------+
-| ``x << y``                | `LShiftExpr`_     |                   |
-+---------------------------+-------------------+-------------------+
-| ``x >> y``                | `RShiftExpr`_     |                   |
-+---------------------------+-------------------+-------------------+
-| ``x >>> y``               | `URShiftExpr`_    |                   |
-+---------------------------+-------------------+-------------------+
-| ``x && y``                | `AndLogicalExpr`_ | `LogicExpr`_      |
-+---------------------------+-------------------+-------------------+
-| ``x || y``                | `OrLogicalExpr`_  | `LogicExpr`_      |
-+---------------------------+-------------------+-------------------+
-| ``x < y``                 | `LTExpr`_         | `ComparisonExpr`_ |
-+---------------------------+-------------------+-------------------+
-| ``x > y``                 | `GTExpr`_         | `ComparisonExpr`_ |
-+---------------------------+-------------------+-------------------+
-| ``x <= y``                | `LEExpr`_         | `ComparisonExpr`_ |
-+---------------------------+-------------------+-------------------+
-| ``x >= y``                | `GEExpr`_         | `ComparisonExpr`_ |
-+---------------------------+-------------------+-------------------+
-| ``x == y``                | `EQExpr`_         | `EqualityTest`_   |
-+---------------------------+-------------------+-------------------+
-| ``x != y``                | `NEExpr`_         | `EqualityTest`_   |
-+---------------------------+-------------------+-------------------+
-| ``x & y``                 | `AndBitwiseExpr`_ | `BitwiseExpr`_    |
-+---------------------------+-------------------+-------------------+
-| ``x | y``                 | `OrBitwiseExpr`_  | `BitwiseExpr`_    |
-+---------------------------+-------------------+-------------------+
-| ``x ^ y``                 | `XorBitwiseExpr`_ | `BitwiseExpr`_    |
-+---------------------------+-------------------+-------------------+
++-------------------------+-------------------+-------------------+
+| Expression syntax       | CodeQL class      | Superclasses      |
++=========================+===================+===================+
+| `Expr`_ ``*`` `Expr`_   | `MulExpr`_        |                   |
++-------------------------+-------------------+-------------------+
+| `Expr`_ ``/`` `Expr`_   | `DivExpr`_        |                   |
++-------------------------+-------------------+-------------------+
+| `Expr`_ ``%`` `Expr`_   | `RemExpr`_        |                   |
++-------------------------+-------------------+-------------------+
+| `Expr`_ ``+`` `Expr`_   | `AddExpr`_        |                   |
++-------------------------+-------------------+-------------------+
+| `Expr`_ ``-`` `Expr`_   | `SubExpr`_        |                   |
++-------------------------+-------------------+-------------------+
+| `Expr`_ ``<<`` `Expr`_  | `LShiftExpr`_     |                   |
++-------------------------+-------------------+-------------------+
+| `Expr`_ ``>>`` `Expr`_  | `RShiftExpr`_     |                   |
++-------------------------+-------------------+-------------------+
+| `Expr`_ ``>>>`` `Expr`_ | `URShiftExpr`_    |                   |
++-------------------------+-------------------+-------------------+
+| `Expr`_ ``&&`` `Expr`_  | `AndLogicalExpr`_ | `LogicExpr`_      |
++-------------------------+-------------------+-------------------+
+| `Expr`_ ``||`` `Expr`_  | `OrLogicalExpr`_  | `LogicExpr`_      |
++-------------------------+-------------------+-------------------+
+| `Expr`_ ``<`` `Expr`_   | `LTExpr`_         | `ComparisonExpr`_ |
++-------------------------+-------------------+-------------------+
+| `Expr`_ ``>`` `Expr`_   | `GTExpr`_         | `ComparisonExpr`_ |
++-------------------------+-------------------+-------------------+
+| `Expr`_ ``<=`` `Expr`_  | `LEExpr`_         | `ComparisonExpr`_ |
++-------------------------+-------------------+-------------------+
+| `Expr`_ ``>=`` `Expr`_  | `GEExpr`_         | `ComparisonExpr`_ |
++-------------------------+-------------------+-------------------+
+| `Expr`_ ``==`` `Expr`_  | `EQExpr`_         | `EqualityTest`_   |
++-------------------------+-------------------+-------------------+
+| `Expr`_ ``!=`` `Expr`_  | `NEExpr`_         | `EqualityTest`_   |
++-------------------------+-------------------+-------------------+
+| `Expr`_ ``&`` `Expr`_   | `AndBitwiseExpr`_ | `BitwiseExpr`_    |
++-------------------------+-------------------+-------------------+
+| `Expr`_ ``|`` `Expr`_   | `OrBitwiseExpr`_  | `BitwiseExpr`_    |
++-------------------------+-------------------+-------------------+
+| `Expr`_ ``^`` `Expr`_   | `XorBitwiseExpr`_ | `BitwiseExpr`_    |
++-------------------------+-------------------+-------------------+
 
 Assignment expressions
 ~~~~~~~~~~~~~~~~~~~~~~
 
 All classes in this table are subclasses of `Assignment <https://help.semmle.com/qldoc/java/semmle/code/java/Expr.qll/type.Expr$Assignment.html>`__.
 
-+---------------------------+----------------------+--------------+
-| Expression syntax example | CodeQL class         | Superclasses |
-+===========================+======================+==============+
-| ``x = y``                 | `AssignExpr`_        |              |
-+---------------------------+----------------------+--------------+
-| ``x += y``                | `AssignAddExpr`_     | `AssignOp`_  |
-+---------------------------+----------------------+--------------+
-| ``x -= y``                | `AssignSubExpr`_     | `AssignOp`_  |
-+---------------------------+----------------------+--------------+
-| ``x *= y``                | `AssignMulExpr`_     | `AssignOp`_  |
-+---------------------------+----------------------+--------------+
-| ``x /= y``                | `AssignDivExpr`_     | `AssignOp`_  |
-+---------------------------+----------------------+--------------+
-| ``x %= y``                | `AssignRemExpr`_     | `AssignOp`_  |
-+---------------------------+----------------------+--------------+
-| ``x &= y``                | `AssignAndExpr`_     | `AssignOp`_  |
-+---------------------------+----------------------+--------------+
-| ``x |= y``                | `AssignOrExpr`_      | `AssignOp`_  |
-+---------------------------+----------------------+--------------+
-| ``x ^= y``                | `AssignXorExpr`_     | `AssignOp`_  |
-+---------------------------+----------------------+--------------+
-| ``x <<= y``               | `AssignLShiftExpr`_  | `AssignOp`_  |
-+---------------------------+----------------------+--------------+
-| ``x >>= y``               | `AssignRShiftExpr`_  | `AssignOp`_  |
-+---------------------------+----------------------+--------------+
-| ``x >>>= y``              | `AssignURShiftExpr`_ | `AssignOp`_  |
-+---------------------------+----------------------+--------------+
++--------------------------+----------------------+--------------+
+| Expression syntax        | CodeQL class         | Superclasses |
++==========================+======================+==============+
+| `Expr`_ ``=`` `Expr`_    | `AssignExpr`_        |              |
++--------------------------+----------------------+--------------+
+| `Expr`_ ``+=`` `Expr`_   | `AssignAddExpr`_     | `AssignOp`_  |
++--------------------------+----------------------+--------------+
+| `Expr`_ ``-=`` `Expr`_   | `AssignSubExpr`_     | `AssignOp`_  |
++--------------------------+----------------------+--------------+
+| `Expr`_ ``*=`` `Expr`_   | `AssignMulExpr`_     | `AssignOp`_  |
++--------------------------+----------------------+--------------+
+| `Expr`_ ``/=`` `Expr`_   | `AssignDivExpr`_     | `AssignOp`_  |
++--------------------------+----------------------+--------------+
+| `Expr`_ ``%=`` `Expr`_   | `AssignRemExpr`_     | `AssignOp`_  |
++--------------------------+----------------------+--------------+
+| `Expr`_ ``&=`` `Expr`_   | `AssignAndExpr`_     | `AssignOp`_  |
++--------------------------+----------------------+--------------+
+| `Expr`_ ``|=`` `Expr`_   | `AssignOrExpr`_      | `AssignOp`_  |
++--------------------------+----------------------+--------------+
+| `Expr`_ ``^=`` `Expr`_   | `AssignXorExpr`_     | `AssignOp`_  |
++--------------------------+----------------------+--------------+
+| `Expr`_ ``<<=`` `Expr`_  | `AssignLShiftExpr`_  | `AssignOp`_  |
++--------------------------+----------------------+--------------+
+| `Expr`_ ``>>=`` `Expr`_  | `AssignRShiftExpr`_  | `AssignOp`_  |
++--------------------------+----------------------+--------------+
+| `Expr`_ ``>>>=`` `Expr`_ | `AssignURShiftExpr`_ | `AssignOp`_  |
++--------------------------+----------------------+--------------+
 
 Accesses
 ~~~~~~~~