change the name of the simulator submodule into runner

simulator/main.rs

@@ -6,9 +6,9 @@ use model::query::{Create, Query};
 use model::table::{Column, Name, Table, Value};
 use rand::prelude::*;
 use rand_chacha::ChaCha8Rng;
-use simulator::cli::SimulatorCLI;
-use simulator::env::{SimConnection, SimulatorEnv, SimulatorOpts};
-use simulator::io::SimulatorIO;
+use runner::cli::SimulatorCLI;
+use runner::env::{SimConnection, SimulatorEnv, SimulatorOpts};
+use runner::io::SimulatorIO;
 use std::backtrace::Backtrace;
 use std::io::Write;
 use std::path::Path;
@@ -19,7 +19,7 @@ use tempfile::TempDir;
 mod generation;
 mod model;
 mod properties;
-mod simulator;
+mod runner;
 
 #[allow(clippy::arc_with_non_send_sync)]
 fn main() {

simulator/runner/env.rs

@@ -6,7 +6,7 @@ use rand_chacha::ChaCha8Rng;
 
 use crate::model::table::Table;
 
-use crate::simulator::io::SimulatorIO;
+use crate::runner::io::SimulatorIO;
 
 pub(crate) struct SimulatorEnv {
     pub(crate) opts: SimulatorOpts,

simulator/runner/io.rs

@@ -4,7 +4,7 @@ use limbo_core::{OpenFlags, PlatformIO, Result, IO};
 use rand::{RngCore, SeedableRng};
 use rand_chacha::ChaCha8Rng;
 
-use crate::simulator::file::SimulatorFile;
+use crate::runner::file::SimulatorFile;
 
 pub(crate) struct SimulatorIO {
     pub(crate) inner: Box<dyn IO>,