This crate contains an extension to the Move language with large-scale storage tables.
In order to use this extension with the Move CLI and package system, you need to compile with
feature = ["table-extension"]
.
In order to use this extension in your adapter, you do something as follows:
```rust use movecoretypes::accountaddress::AccountAddress; use movestdlib::natives; use movetableextension::NativeTableContext; use movevmruntime::movevm::MoveVM; use movevmruntime::nativefunctions::NativeContextExtensions;
fn run() { let resourceresolver = unimplemented!(); // a resource resolver the adapter provides let txnhash = unimplemented!(); // a unique hash for table creation for this transaction let tableresolver = unimplemented!(); // a remote table resover the adapter provides let stdaddr = unimplemented!(); // address where to deploy the std lib let extension_addr = unimplemented!(); // address where to deploy the table extension
let mut extensions = NativeContextExtensions::default();
extensions.add(NativeTableContext::new(txn_hash, table_resolver));
let mut natives = move_stdlib::natives::all_natives(std_addr);
natives.append(&mut move_table_extension::table_natives(extension_addr));
let vm = MoveVM::new(natives);
let session = vm.new_session_with_extensions(resource_resolver, extensions);
let result = session.execute_function(..)?;
let (change_set, events, extensions) = session.finish_with_extensions()?;
let table_change_set = extensions.get::<NativeTableContext>().into_change_set();
// Do something with the table change set
// ...
} ```