PropertyNames

This field holds the code snippet that the node represents.

This optional fields provides the column number of the program construct represented by the node.

The path of the source file this node was generated from, relative to the root path in the meta data node. This field must be set but may be set to the value <unknown> to indicate that no source file can be associated with the node, e.g., because the node represents an entity known to exist because it is referenced, but for which the file that is is declared in is unknown.

This optional field provides the line number of the program construct represented by the node.

This integer indicates the position of the node among its siblings in the AST. The left-most child has an order of 0.