apply most style comments of the review

Cargo.lock

@@ -1109,12 +1109,12 @@ dependencies = [
  "http",
  "index-scheduler",
  "insta",
- "lazy_static",
  "log",
  "maplit",
  "meili-snap",
  "meilisearch-auth",
  "meilisearch-types",
+ "once_cell",
  "regex",
  "serde",
  "serde_json",

dump/Cargo.toml

@@ -20,7 +20,7 @@ meilisearch-auth = { path = "../meilisearch-auth" }
 meilisearch-types = { path = "../meilisearch-types" }
 http = "0.2.8"
 regex = "1.6.0"
-lazy_static = "1.4.0"
+once_cell = "1.15.0"
 roaring = { version = "0.10.0", features = ["serde"] }
 
 [dev-dependencies]

dump/src/reader/mod.rs

@@ -5,7 +5,7 @@ use self::compat::v4_to_v5::CompatV4ToV5;
 use self::compat::v5_to_v6::{CompatIndexV5ToV6, CompatV5ToV6};
 use self::v5::V5Reader;
 use self::v6::{V6IndexReader, V6Reader};
-use crate::{Result, Version};
+use crate::{Error, Result, Version};
 
 use flate2::bufread::GzDecoder;
 use serde::Deserialize;
@@ -46,7 +46,7 @@ impl DumpReader {
 
         match dump_version {
             // Version::V1 => Ok(Box::new(v1::Reader::open(path)?)),
-            Version::V1 => todo!(),
+            Version::V1 => Err(Error::DumpV1Unsupported),
             Version::V2 => Ok(v2::V2Reader::open(path)?
                 .to_v3()
                 .to_v4()

dump/src/reader/v2/settings.rs

@@ -4,6 +4,7 @@ use std::{
     str::FromStr,
 };
 
+use once_cell::sync::Lazy;
 use regex::Regex;
 use serde::{Deserialize, Deserializer};
 
@@ -132,9 +133,8 @@ impl Settings<Unchecked> {
     }
 }
 
-lazy_static::lazy_static! {
-    static ref ASC_DESC_REGEX: Regex = Regex::new(r#"(asc|desc)\(([\w_-]+)\)"#).unwrap();
-}
+static ASC_DESC_REGEX: Lazy<Regex> =
+    Lazy::new(|| Regex::new(r#"(asc|desc)\(([\w_-]+)\)"#).unwrap());
 
 #[derive(Debug, Deserialize, Clone, PartialEq, Eq)]
 pub enum Criterion {

index-scheduler/src/batch.rs

@@ -488,15 +488,22 @@ impl IndexScheduler {
             Batch::Snapshot(_) => todo!(),
             Batch::Dump(mut task) => {
                 let started_at = OffsetDateTime::now_utc();
-                let KindWithContent::DumpExport { keys, instance_uid, dump_uid } = &task.kind else {
+                let (keys, instance_uid, dump_uid) = if let KindWithContent::DumpExport {
+                    keys,
+                    instance_uid,
+                    dump_uid,
+                } = &task.kind
+                {
+                    (keys, instance_uid, dump_uid)
+                } else {
                     unreachable!();
                 };
                 let dump = dump::DumpWriter::new(instance_uid.clone())?;
-                let mut d_keys = dump.create_keys()?;
+                let mut dump_keys = dump.create_keys()?;
 
                 // 1. dump the keys
                 for key in keys {
-                    d_keys.push_key(key)?;
+                    dump_keys.push_key(key)?;
                 }
 
                 let rtxn = self.env.read_txn()?;
@@ -575,8 +582,8 @@ impl IndexScheduler {
                 }
 
                 let path = self.dumps_path.join(format!("{}.dump", dump_uid));
-                let file = File::create(path).unwrap();
-                dump.persist_to(BufWriter::new(file)).unwrap();
+                let file = File::create(path)?;
+                dump.persist_to(BufWriter::new(file))?;
 
                 task.status = Status::Succeeded;
 

index-scheduler/src/lib.rs

@@ -17,7 +17,6 @@ use meilisearch_types::tasks::{Kind, KindWithContent, Status, Task};
 use meilisearch_types::InstanceUid;
 
 use std::path::PathBuf;
-use std::str::FromStr;
 use std::sync::{Arc, RwLock};
 
 use file_store::FileStore;
@@ -397,7 +396,7 @@ impl IndexScheduler {
 
     /// Register a new task comming from a dump in the scheduler.
     /// By takinig a mutable ref we're pretty sure no one will ever import a dump while actix is running.
-    pub fn register_dumpped_task(
+    pub fn register_dumped_task(
         &mut self,
         task: TaskDump,
         content_file: Option<Box<UpdateFile>>,
@@ -421,9 +420,7 @@ impl IndexScheduler {
             }
             // If the task isn't `Enqueued` then just generate a recognisable `Uuid`
             // in case we try to open it later.
-            _ if task.status != Status::Enqueued => {
-                Some(Uuid::from_str("00112233-4455-6677-8899-aabbccddeeff").unwrap())
-            }
+            _ if task.status != Status::Enqueued => Some(Uuid::nil()),
             _ => None,
         };
 
@@ -492,7 +489,7 @@ impl IndexScheduler {
         };
 
         self.all_tasks
-            .append(&mut wtxn, &BEU32::new(task.uid), &task)?;
+            .put(&mut wtxn, &BEU32::new(task.uid), &task)?;
 
         if let Some(indexes) = task.indexes() {
             for index in indexes {

meilisearch-http/src/lib.rs

@@ -79,7 +79,7 @@ pub fn setup_meilisearch(opt: &Opt) -> anyhow::Result<(IndexScheduler, AuthContr
             todo!("We'll see later"),
         )
     };
-    let meilisearch = || -> anyhow::Result<_> {
+    let meilisearch_builder = || -> anyhow::Result<_> {
         // if anything wrong happens we delete the `data.ms` entirely.
         match (
             index_scheduler_builder().map_err(anyhow::Error::from),
@@ -102,7 +102,7 @@ pub fn setup_meilisearch(opt: &Opt) -> anyhow::Result<(IndexScheduler, AuthContr
         let src_path_exists = path.exists();
 
         if empty_db && src_path_exists {
-            let (mut index_scheduler, mut auth_controller) = meilisearch()?;
+            let (mut index_scheduler, mut auth_controller) = meilisearch_builder()?;
             import_dump(
                 &opt.db_path,
                 path,
@@ -120,7 +120,7 @@ pub fn setup_meilisearch(opt: &Opt) -> anyhow::Result<(IndexScheduler, AuthContr
         } else if !src_path_exists && !opt.ignore_missing_dump {
             bail!("dump doesn't exist at {:?}", path)
         } else {
-            let (mut index_scheduler, mut auth_controller) = meilisearch()?;
+            let (mut index_scheduler, mut auth_controller) = meilisearch_builder()?;
             import_dump(
                 &opt.db_path,
                 path,
@@ -130,7 +130,7 @@ pub fn setup_meilisearch(opt: &Opt) -> anyhow::Result<(IndexScheduler, AuthContr
             (index_scheduler, auth_controller)
         }
     } else {
-        meilisearch()?
+        meilisearch_builder()?
     };
 
     /*
@@ -260,7 +260,7 @@ fn import_dump(
     // 4. Import the tasks.
     for ret in dump_reader.tasks() {
         let (task, file) = ret?;
-        index_scheduler.register_dumpped_task(task, file, &keys, instance_uid)?;
+        index_scheduler.register_dumped_task(task, file, &keys, instance_uid)?;
     }
     Ok(())
 }