Struct spacetimedb_vm::program::Program

pub struct Program { /* private fields */ }

A default program that run in-memory without a database

Implementations

impl Program

pub fn new(auth: AuthCtx) -> Self

Trait Implementations

impl ProgramVm for Program

fn address(&self) -> Option<Address>

fn env(&self) -> &EnvDb

fn env_mut(&mut self) -> &mut EnvDb

fn ctx(&self) -> &dyn ProgramVm

fn auth(&self) -> &AuthCtx

fn eval_query(&mut self, query: CrudCode) -> Result<Code, ErrorVm>

Allows to execute the query with the state carried by the implementation of this trait

fn as_program_ref(&self) -> ProgramRef<'_>

fn load_ops(env: &mut EnvDb)

where Self: Sized,

Load the in-built functions that define the operators of the VM, like +, and, ==, etc.

fn add_lambda(&mut self, f: FunDef, body: Code)

Add a function that is defined natively by Code

fn update_lambda(&mut self, f: FunDef, body: Code)

fn add_ident(&mut self, name: &str, v: Code)

Add a ident into the environment, similar to let x = expr

fn find_ident(&self, key: &str) -> Option<&Code>

Locates the ident in the environment