Trait FunctionBody 

pub trait FunctionBody<S>: Debug + Display {
    // Required method
    async fn execute(&self, env: &mut Env<S>) -> Result;
}

Trait for the body of a Function

Required Methods

async fn execute(&self, env: &mut Env<S>) -> Result

Executes the function body in the given environment.

The implementation of this method is expected to update env.exit_status reflecting the result of the function execution.

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementors

impl<S> FunctionBody<S> for FunctionBodyStub

Always panics when executed.