Trait Probe 

pub trait Probe {
    // Required methods
    fn output(&self, program: &str, args: &[&str]) -> Option<String>;
    fn exists(&self, path: &Path) -> bool;
    fn read(&self, path: &Path) -> Option<String>;
}

How doctor looks at the machine.

Required Methods

fn output(&self, program: &str, args: &[&str]) -> Option<String>

What program with args prints on stdout, if it runs and succeeds.

fn exists(&self, path: &Path) -> bool

Whether the file at path exists.

fn read(&self, path: &Path) -> Option<String>

The text of the file at path, if it can be read.

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors

impl Probe for ThisMachine