ink! Framework

All the main functions of ink! are implemented in the ink/crates directory:

• crates:
  • allocator: related to Wasm, define allocator, developers do not need to care in most cases
  • env: Provides components that interact with the chain. In summary, the parts related to the chain will be placed here, including
    • host function part
    • Some types and trait definitions that need to be imported
    • topic of event
  • lang: The definition component of the eDSL process macro, the contract specification is determined by this place
  • metadata: components that generate metadata
  • prelude: A package that needs to be imported in advance during the contract writing process, including some standard libraries
  • primitives: pointers to operating state storage, developers do not need to care in most cases
  • storage: provide chain storage allocation model and provide some predefined storage collection types