wasmtime-cli 42.0.2

Command-line interface for Wasmtime
Documentation 
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package example:kv-store;

interface kvdb {
  resource connection {
    constructor();
    get: func(key: string) -> option<string>;
    set: func(key: string, value: string);
    remove: func(key: string) -> option<string>;
    clear: func();
  }
}

world kv-database {
  import kvdb;
  import log: func(msg: string);
  export replace-value: func(key: string, value: string) -> option<string>;
}