Structs

Enums

The purity of a function is related to its access of contract storage. If a function accesses or could potentially access contract storage, it is [Purity::Impure]. If a function does not utilize any any accesses (reads or writes) of storage, then it is Purity::Pure.

Functions

Utility to find the union of purities. To ‘promote’ Reads to Writes we want ReadsWrites, and the same for Writes to Reads.