ReadonlyconstantTypes: ReadonlySet<RType>A set of all types of constants in the normalized AST, i.e. number, string and logical constants.
Type guard for RConstant nodes, i.e. checks whether a node is a number, string or logical constant.
If you need the specific type, please either use the respective type guards (e.g., RNumber.is) or check the type node directly.
Readonlyname: "RConstant"RNode - for more general helper functions for all nodes
Helper object to provide helper functions for RConstants.