Struct Setup 

pub struct Setup<'a> {
    pub wt_root: &'a Path,
    pub project: &'a Path,
    pub tmp: &'a Path,
    pub runner: &'a Runner,
    pub policy: &'a Policy,
    pub acceptance: &'a [Vec<String>],
    pub held_out: &'a [(HeldOutFile, String)],
    pub mutation: Option<&'a Config>,
    pub patch: &'a str,
    pub config: &'a StrengthConfig,
    pub keep: &'a Path,
    pub rulings: &'a [Ruling],
}

What measuring needs.

Fields

wt_root: &'a Path

The task’s worktree.

project: &'a Path

The project inside it.

tmp: &'a Path

Scratch for checkpoints.

runner: &'a Runner

Sandboxed commands.

policy: &'a Policy

The judge’s inputs, checked unchanged afterwards.

acceptance: &'a [Vec<String>]

The visible acceptance commands (the first is the original set’s; mutants run with it).

held_out: &'a [(HeldOutFile, String)]

The held-out files, verified, with their contents.

mutation: Option<&'a Config>

[mutation], when configured.

patch: &'a str

The attempt’s change.

config: &'a StrengthConfig

[acceptance] strength settings.

keep: &'a Path

Where variants and findings are kept.

rulings: &'a [Ruling]

Rulings a person made on this task.