diff --git a/client/src/api/routes/transaction.rs b/client/src/api/routes/transaction.rs
index d1b9dc5..840b95b 100644
--- a/client/src/api/routes/transaction.rs
+++ b/client/src/api/routes/transaction.rs
@@ -11,7 +11,7 @@ pub async fn get_transactions(
     let res = reqwasm::http::Request::get(&format!(
         "{}transaction{}?page={}&size={}",
         Config::new().api_url,
-        company_slug.unwrap_or("".to_string()),
+        company_slug.unwrap_or_default(),
         page,
         size,
     ))
diff --git a/client/src/api/types/company.rs b/client/src/api/types/company.rs
index 3aaa9b6..32f6532 100644
--- a/client/src/api/types/company.rs
+++ b/client/src/api/types/company.rs
@@ -11,6 +11,6 @@ pub struct Company {
 
 impl IntoAsyncSelectListItem for Company {
     fn to_select_list_item(&self) -> String {
-        format!("{}", self.name)
+        self.name.to_string()
     }
 }
diff --git a/client/src/api/types/paginated_response.rs b/client/src/api/types/paginated_response.rs
index 413b4ed..cecaab1 100644
--- a/client/src/api/types/paginated_response.rs
+++ b/client/src/api/types/paginated_response.rs
@@ -60,7 +60,7 @@ where
                 let t1 = t.clone();
                 res.push(view! { (t1.nature.to_owned()) });
                 let t1 = t.clone();
-                res.push(view! { (t1.isin.to_owned().unwrap_or("-".to_string())) });
+                res.push(view! { (t1.isin.to_owned().unwrap_or_else(|| "-".to_string())) });
                 let t1 = t.clone();
                 res.push(view! { (t1.instrument.to_owned()) });
                 let t1 = t.clone();
@@ -69,8 +69,7 @@ where
                 res.push(view! { (t1.volume.to_owned()) });
                 let t1 = t.clone();
                 res.push(view! { (t1.unit_price.to_owned()) });
-                let t1 = t.clone();
-                res.push(view! { ((t1.volume as f32 * t1.unit_price).to_string()) });
+                res.push(view! { ((t.volume as f32 * t.unit_price).to_string()) });
 
                 res
             })
diff --git a/client/src/components/paginated_data_table.rs b/client/src/components/paginated_data_table.rs
index 82f24e5..64967cc 100644
--- a/client/src/components/paginated_data_table.rs
+++ b/client/src/components/paginated_data_table.rs
@@ -108,7 +108,7 @@ where
                                  "<<"
                              }
                              div (class="m-1 align-middle text-center") {
-                                 (format!("{}/{}",(*page.get() + 1).to_string(), *n_page.get()) )
+                                 (format!("{}/{}",*page.get() + 1, *n_page.get()) )
                              }
                              button (on:click=page_up, class="m-1 hover:font-bold") {
                                  ">>"
diff --git a/client/src/env.rs b/client/src/env.rs
index e10261d..6238bd1 100644
--- a/client/src/env.rs
+++ b/client/src/env.rs
@@ -13,3 +13,9 @@ impl Config {
         Config { api_url }
     }
 }
+
+impl Default for Config {
+    fn default() -> Self {
+        Config::new()
+    }
+}
diff --git a/server/src/amf/mod.rs b/server/src/amf/mod.rs
index d917625..4c38973 100644
--- a/server/src/amf/mod.rs
+++ b/server/src/amf/mod.rs
@@ -7,5 +7,5 @@ pub mod types;
 pub trait TransactionDataTrait {
     type Err;
 
-    async fn get_transaction_data(self: &Self) -> Result<TransactionData, Self::Err>;
+    async fn get_transaction_data(&self) -> Result<TransactionData, Self::Err>;
 }
diff --git a/server/src/amf/service/amf_response.rs b/server/src/amf/service/amf_response.rs
index 772b0ca..bd26605 100644
--- a/server/src/amf/service/amf_response.rs
+++ b/server/src/amf/service/amf_response.rs
@@ -20,7 +20,7 @@ impl AMFResponse {
 #[async_trait::async_trait]
 impl TransactionDataTrait for Hit {
     type Err = GetAMFTransactionsError;
-    async fn get_transaction_data(self: &Self) -> Result<TransactionData, Self::Err> {
+    async fn get_transaction_data(&self) -> Result<TransactionData, Self::Err> {
         let foreign_id = self.source.numero.to_owned();
         let docs = self.get_documents();
         if docs.len() > 1 {
@@ -29,15 +29,14 @@ impl TransactionDataTrait for Hit {
 
         let doc_path = &docs
             .first()
-            .ok_or(GetAMFTransactionsError::NoDocumentError(
-                foreign_id.to_owned(),
-            ))?
+            .ok_or_else(|| GetAMFTransactionsError::NoDocument(foreign_id.to_owned()))?
             .path;
 
-        let amf_pdf = AMFPdf::new(&doc_path);
-        let info = amf_pdf.extract_info().await.map_err(|e| {
-            GetAMFTransactionsError::InformationExtractionError(doc_path.to_string(), e)
-        })?;
+        let amf_pdf = AMFPdf::new(doc_path);
+        let info = amf_pdf
+            .extract_info()
+            .await
+            .map_err(|e| GetAMFTransactionsError::InformationExtraction(doc_path.to_string(), e))?;
 
         Ok(TransactionData {
             foreign_id,
diff --git a/server/src/amf/service/information_req.rs b/server/src/amf/service/information_req.rs
index b182c1a..3bbb3f3 100644
--- a/server/src/amf/service/information_req.rs
+++ b/server/src/amf/service/information_req.rs
@@ -7,11 +7,11 @@ use crate::CONFIG;
 #[derive(Debug, Error)]
 pub enum AMFRequestError {
     #[error("Request error: {0}")]
-    RequestError(reqwest::Error),
+    Request(reqwest::Error),
     #[error("Json conversion error: {0}")]
-    JsonConversionError(reqwest::Error),
+    JsonConversion(reqwest::Error),
     #[error("Status code error: {0}")]
-    StatusCodeError(reqwest::Error),
+    StatusCode(reqwest::Error),
 }
 
 pub struct AMFRequest {
@@ -30,14 +30,14 @@ impl AMFRequest {
     }
 
     pub async fn get_list(&self) -> Result<AMFResponse, AMFRequestError> {
-        Ok(reqwest::get(&self.url)
+        reqwest::get(&self.url)
             .await
-            .map_err(|e| AMFRequestError::RequestError(e))?
+            .map_err(AMFRequestError::Request)?
             .error_for_status()
-            .map_err(|e| AMFRequestError::StatusCodeError(e))?
+            .map_err(AMFRequestError::StatusCode)?
             .json::<AMFResponse>()
             .await
-            .map_err(|e| AMFRequestError::JsonConversionError(e))?)
+            .map_err(AMFRequestError::JsonConversion)
     }
 }
 
diff --git a/server/src/amf/service/pdf.rs b/server/src/amf/service/pdf.rs
index 34cd5d0..eecc6f0 100644
--- a/server/src/amf/service/pdf.rs
+++ b/server/src/amf/service/pdf.rs
@@ -13,47 +13,47 @@ pub struct AMFPdf {
 }
 
 #[derive(Debug, Error)]
-pub enum PatternExtractionError {
+pub enum PatternExtractionNotFoundError {
     #[error("Person not found")]
-    PersonNotFoundError,
+    Person,
     #[error("Date executed not found")]
-    DateExecutedNotFoundError,
+    DateExecuted,
     #[error("Date published not found")]
-    DatePublishedNotFoundError,
+    DatePublished,
     #[error("Exchange not found")]
-    ExchangeNotFoundError,
+    Exchange,
     #[error("Nature not found")]
-    NatureNotFoundError,
+    Nature,
     #[error("Instrument not found")]
-    InstrumentNotFoundError,
+    Instrument,
     #[error("Coordonnees section not found")]
-    CoordonneesNotFound,
+    Coordonnees,
     #[error("Company name not found")]
-    CompanyNameNotFound,
+    CompanyName,
     #[error("Aggregated informations not found")]
-    AggregatedInformationNotFoundError,
+    AggregatedInformation,
     #[error("Volume not found")]
-    VolumeNotFoundError,
+    Volume,
     #[error("Price not found")]
-    PriceNotFoundError,
+    PriceNotFound,
 }
 
 #[derive(Debug, Error)]
 pub enum AMFPdfError {
     #[error("Download error: {0}")]
-    DownloadError(reqwest::Error),
+    Download(reqwest::Error),
     #[error("Bytes conversion error: {0}")]
-    BytesConversionError(reqwest::Error),
+    BytesConversion(reqwest::Error),
     #[error("Error loading pdf document: {0}")]
-    DocumentLoadError(lopdf::Error),
+    DocumentLoad(lopdf::Error),
     #[error("Error during lopdf text extraction: {0}")]
-    PdfTextExtractionError(lopdf::Error),
+    PdfTextExtraction(lopdf::Error),
     #[error("Error during extraction of information: {0}")]
-    PatternExtractionError(PatternExtractionError),
+    PatternExtraction(PatternExtractionNotFoundError),
     #[error("Error parsing date: {0}")]
-    DateParseError(DateParseError),
+    DateParse(DateParseError),
     #[error("Error parsing unit price: {0}")]
-    PriceParseError(ParseFloatError),
+    PriceParse(ParseFloatError),
     #[error("Error parsing volume: {0}")]
     VolumeParseError(ParseFloatError),
 }
@@ -72,30 +72,29 @@ pub struct AMFPdfData {
 }
 
 impl AMFPdf {
-    pub fn new(path: &String) -> AMFPdf {
-        let mut url = (&CONFIG.amf_documents_path).to_string();
-        url.push_str(&path);
+    pub fn new(path: &str) -> AMFPdf {
+        let mut url = CONFIG.amf_documents_path.to_string();
+        url.push_str(path);
         AMFPdf { url }
     }
 
     async fn download(&self) -> Result<Bytes, AMFPdfError> {
-        Ok(reqwest::get(&self.url)
+        reqwest::get(&self.url)
             .await
-            .map_err(|e| AMFPdfError::DownloadError(e))?
+            .map_err(AMFPdfError::Download)?
             .bytes()
             .await
-            .map_err(|e| AMFPdfError::BytesConversionError(e))?)
+            .map_err(AMFPdfError::BytesConversion)
     }
 
     async fn extract_text(&self) -> Result<String, AMFPdfError> {
         let bfile = self.download().await?;
-        let pdf =
-            lopdf::Document::load_mem(&bfile).map_err(|e| AMFPdfError::DocumentLoadError(e))?;
+        let pdf = lopdf::Document::load_mem(&bfile).map_err(AMFPdfError::DocumentLoad)?;
         let mut text = "".to_string();
         for (idx, _) in pdf.page_iter().enumerate() {
             text.push_str(
                 &pdf.extract_text(&[idx as u32 + 1])
-                    .map_err(|e| AMFPdfError::PdfTextExtractionError(e))?,
+                    .map_err(AMFPdfError::PdfTextExtraction)?,
             );
         }
         Ok(text)
@@ -117,7 +116,7 @@ impl AMFPdf {
                         .skip_while(|l| l.is_empty())
                         .nth(1)
                         .unwrap()
-                        .split(" ")
+                        .split(' ')
                         .next()
                         .unwrap()
                         .get(0..12)
@@ -130,82 +129,77 @@ impl AMFPdf {
 
         let person = extract_pattern(
             &text,
-            &"NOM /FONCTION DE LA PERSONNE EXERCANT DES RESPONSABILITES DIRIGEANTES OU DE LAPERSONNE ETROITEMENT LIEE :\n",
+            "NOM /FONCTION DE LA PERSONNE EXERCANT DES RESPONSABILITES DIRIGEANTES OU DE LAPERSONNE ETROITEMENT LIEE :\n",
             "\n",
         )
-        .ok_or(AMFPdfError::PatternExtractionError(
-            PatternExtractionError::PersonNotFoundError,
+        .ok_or_else(|| AMFPdfError::PatternExtraction(
+            PatternExtractionNotFoundError::Person,
         ))?;
 
         let date_published_raw =
-            extract_pattern(&text, &"DATE DE RECEPTION DE LA NOTIFICATION : ", &"\n").ok_or(
-                AMFPdfError::PatternExtractionError(
-                    PatternExtractionError::DatePublishedNotFoundError,
-                ),
+            extract_pattern(&text, "DATE DE RECEPTION DE LA NOTIFICATION : ", "\n").ok_or_else(
+                || AMFPdfError::PatternExtraction(PatternExtractionNotFoundError::DatePublished),
             )?;
 
         let date_published =
-            naive_date_from_str(&date_published_raw).map_err(|e| AMFPdfError::DateParseError(e))?;
+            naive_date_from_str(&date_published_raw).map_err(AMFPdfError::DateParse)?;
 
-        let date_executed_raw = extract_pattern(&text, &"DATE DE LA TRANSACTION : ", &"\n").ok_or(
-            AMFPdfError::PatternExtractionError(PatternExtractionError::DateExecutedNotFoundError),
-        )?;
+        let date_executed_raw = extract_pattern(&text, "DATE DE LA TRANSACTION : ", "\n")
+            .ok_or_else(|| {
+                AMFPdfError::PatternExtraction(PatternExtractionNotFoundError::DateExecuted)
+            })?;
 
         let date_executed =
-            naive_date_from_str(&date_executed_raw).map_err(|e| AMFPdfError::DateParseError(e))?;
+            naive_date_from_str(&date_executed_raw).map_err(AMFPdfError::DateParse)?;
 
-        let exchange = extract_pattern(&text, &"LIEU DE LA TRANSACTION : ", &"\n").ok_or(
-            AMFPdfError::PatternExtractionError(PatternExtractionError::ExchangeNotFoundError),
-        )?;
+        let exchange =
+            extract_pattern(&text, "LIEU DE LA TRANSACTION : ", "\n").ok_or_else(|| {
+                AMFPdfError::PatternExtraction(PatternExtractionNotFoundError::Exchange)
+            })?;
 
-        let nature = extract_pattern(&text, &"NATURE DE LA TRANSACTION : ", &"\n").ok_or(
-            AMFPdfError::PatternExtractionError(PatternExtractionError::NatureNotFoundError),
-        )?;
+        let nature =
+            extract_pattern(&text, "NATURE DE LA TRANSACTION : ", "\n").ok_or_else(|| {
+                AMFPdfError::PatternExtraction(PatternExtractionNotFoundError::Nature)
+            })?;
 
-        let instrument = extract_pattern(&text, &"DESCRIPTION DE L’INSTRUMENT FINANCIER : ", &"\n")
-            .ok_or(AMFPdfError::PatternExtractionError(
-                PatternExtractionError::InstrumentNotFoundError,
-            ))?;
+        let instrument = extract_pattern(&text, "DESCRIPTION DE L’INSTRUMENT FINANCIER : ", "\n")
+            .ok_or_else(|| {
+            AMFPdfError::PatternExtraction(PatternExtractionNotFoundError::Instrument)
+        })?;
 
-        let inf_coordonnees =
-            text.find("COORDONNEES DE L’EMETTEUR")
-                .ok_or(AMFPdfError::PatternExtractionError(
-                    PatternExtractionError::CoordonneesNotFound,
-                ))?;
+        let inf_coordonnees = text.find("COORDONNEES DE L’EMETTEUR").ok_or_else(|| {
+            AMFPdfError::PatternExtraction(PatternExtractionNotFoundError::Coordonnees)
+        })?;
 
         let mut text_cp = text.clone();
         text_cp.drain(0..inf_coordonnees);
 
-        let company_name = extract_pattern(&text_cp, &"NOM : ", &"\n").ok_or(
-            AMFPdfError::PatternExtractionError(PatternExtractionError::CompanyNameNotFound),
-        )?;
+        let company_name = extract_pattern(&text_cp, "NOM : ", "\n").ok_or_else(|| {
+            AMFPdfError::PatternExtraction(PatternExtractionNotFoundError::CompanyName)
+        })?;
 
-        let inf_aggregees_idx =
-            text.find("INFORMATIONS AGREGEES")
-                .ok_or(AMFPdfError::PatternExtractionError(
-                    PatternExtractionError::AggregatedInformationNotFoundError,
-                ))?;
+        let inf_aggregees_idx = text.find("INFORMATIONS AGREGEES").ok_or_else(|| {
+            AMFPdfError::PatternExtraction(PatternExtractionNotFoundError::AggregatedInformation)
+        })?;
 
         text.drain(0..inf_aggregees_idx);
 
-        let volume = extract_pattern(&text, &"VOLUME : ", &"\n")
-            .ok_or(AMFPdfError::PatternExtractionError(
-                PatternExtractionError::VolumeNotFoundError,
-            ))?
-            .replace(" ", "")
+        let volume = extract_pattern(&text, "VOLUME : ", "\n")
+            .ok_or_else(|| AMFPdfError::PatternExtraction(PatternExtractionNotFoundError::Volume))?
+            .replace(' ', "")
             .parse::<f32>()
-            .map_err(|e| AMFPdfError::VolumeParseError(e))?;
+            .map_err(AMFPdfError::VolumeParseError)?;
 
-        let unit_price = extract_pattern(&text, &"PRIX : ".to_string(), &"\n".to_string())
-            .ok_or(AMFPdfError::PatternExtractionError(
-                PatternExtractionError::PriceNotFoundError,
-            ))?
-            .replace(" ", "")
+        let unit_price = extract_pattern(&text, "PRIX : ", "\n")
+            .ok_or_else(|| {
+                AMFPdfError::PatternExtraction(PatternExtractionNotFoundError::PriceNotFound)
+            })?
+            .replace(' ', "")
             .chars()
-            .take_while(|c| c.is_digit(10) || c == &'.')
+            .take_while(|c| c.is_ascii_digit() || c == &'.')
             .collect::<String>()
             .parse::<f32>()
-            .map_err(|e| AMFPdfError::PriceParseError(e))?;
+            .map_err(AMFPdfError::PriceParse)?;
 
         Ok(AMFPdfData {
             company_name,
diff --git a/server/src/amf/types/date.rs b/server/src/amf/types/date.rs
index 96669d7..1b32356 100644
--- a/server/src/amf/types/date.rs
+++ b/server/src/amf/types/date.rs
@@ -63,31 +63,33 @@ impl std::error::Error for DateParseError {}
 /// Day month and year are separated by 1 space and are written exactly in that order.
 /// The day and years are represented by numbers while the month is represented by its french name.
 pub fn naive_date_from_str(s: &str) -> Result<NaiveDate, DateParseError> {
-    let mut data = s.split(" ");
-    let day = data.next().ok_or(DateParseError::NotEnoughData(
-        "Given date string is empty".to_string(),
-    ))?;
-    let month = data.next().ok_or(DateParseError::NotEnoughData(format!(
-        "Given date string: \"{s}\" does not contain a complete date"
-    )))?;
-    let year = data.next().ok_or(DateParseError::NotEnoughData(format!(
-        "Given date string: \"{s}\" does not contain a complete date"
-    )))?;
+    let mut data = s.split(' ');
+    let day = data
+        .next()
+        .ok_or_else(|| DateParseError::NotEnoughData("Given date string is empty".to_string()))?;
+    let month = data.next().ok_or_else(|| {
+        DateParseError::NotEnoughData(format!(
+            "Given date string: \"{s}\" does not contain a complete date"
+        ))
+    })?;
+    let year = data.next().ok_or_else(|| {
+        DateParseError::NotEnoughData(format!(
+            "Given date string: \"{s}\" does not contain a complete date"
+        ))
+    })?;
 
     let date = NaiveDate::from_ymd_opt(
-        year.parse()
-            .map_err(|e| DateParseError::YearParseError(e))?,
+        year.parse().map_err(DateParseError::YearParseError)?,
         month
             .parse::<FrenchMonth>()
-            .map_err(|e| DateParseError::MonthParseError(e))?
+            .map_err(DateParseError::MonthParseError)?
             .0 as u32
             + 1,
-        day.parse().map_err(|e| DateParseError::DayParseError(e))?,
+        day.parse().map_err(DateParseError::DayParseError)?,
     )
-    .ok_or(DateParseError::InvalidDateError(format!(
-        "Invalid date resulted from string {}",
-        s
-    )))?;
+    .ok_or_else(|| {
+        DateParseError::InvalidDateError(format!("Invalid date resulted from string {}", s))
+    })?;
 
     Ok(date)
 }
diff --git a/server/src/cors.rs b/server/src/cors.rs
index e1623e8..1b1f7fb 100644
--- a/server/src/cors.rs
+++ b/server/src/cors.rs
@@ -2,10 +2,10 @@ use rocket::fairing::{Fairing, Info, Kind};
 use rocket::http::Header;
 use rocket::{Request, Response};
 
-pub struct CORS;
+pub struct Cors;
 
 #[rocket::async_trait]
-impl Fairing for CORS {
+impl Fairing for Cors {
     fn info(&self) -> Info {
         Info {
             name: "Add CORS headers to responses",
diff --git a/server/src/env.rs b/server/src/env.rs
index 2a482ad..ac0d351 100644
--- a/server/src/env.rs
+++ b/server/src/env.rs
@@ -86,9 +86,7 @@ impl Env {
             dotenvy::dotenv().expect("Failed to load .env file");
         }
 
-        let env = envy::from_env::<Env>().expect("Failed to load env");
-
-        env
+        envy::from_env::<Env>().expect("Failed to load env")
     }
 }
 
@@ -133,8 +131,6 @@ impl Config {
             config.amf_documents_path.push('/');
         }
 
-        info!("Config: {:?}", config);
-
         config
     }
 }
diff --git a/server/src/lib.rs b/server/src/lib.rs
index 6e3031d..085ae5b 100644
--- a/server/src/lib.rs
+++ b/server/src/lib.rs
@@ -15,7 +15,6 @@ use sea_orm_rocket::rocket::fairing::{self, AdHoc};
 use sea_orm_rocket::Database;
 
 // Local crates
-use migration;
 use migration::MigratorTrait;
 
 mod amf;
@@ -48,7 +47,7 @@ async fn start_rocket() -> Result<(), sea_orm_rocket::rocket::Error> {
     rocket::build()
         .attach(Db::init())
         .attach(AdHoc::try_on_ignite("Migrations", run_migrations))
-        .attach(crate::cors::CORS)
+        .attach(crate::cors::Cors)
         .mount(
             "/v1",
             routes![
diff --git a/server/src/repo/company.rs b/server/src/repo/company.rs
index e3496ec..e7e9d93 100644
--- a/server/src/repo/company.rs
+++ b/server/src/repo/company.rs
@@ -28,7 +28,7 @@ impl NewCompany {
             db,
         )
         .await
-        .map_err(|e| CompanyRepoError::CompanyCreationErr(e))?
+        .map_err(CompanyRepoError::CompanyCreationErr)?
         .into();
 
         let mut comp = self.clone().into_active_model();
@@ -37,7 +37,7 @@ impl NewCompany {
         let res = comp
             .insert(db)
             .await
-            .map_err(|e| CompanyRepoError::CompanyCreationErr(e))?;
+            .map_err(CompanyRepoError::CompanyCreationErr)?;
         Ok(res)
     }
 }
diff --git a/server/src/repo/in_process_transaction.rs b/server/src/repo/in_process_transaction.rs
index e59adde..3abb3f3 100644
--- a/server/src/repo/in_process_transaction.rs
+++ b/server/src/repo/in_process_transaction.rs
@@ -4,11 +4,11 @@ use crate::amf::TransactionDataTrait;
 use crate::model;
 use chrono::NaiveDateTime;
 use sea_orm::error::DbErr;
+use sea_orm::DatabaseConnection;
 use sea_orm::{
     AccessMode, ActiveModelTrait, ConnectionTrait, DeriveIntoActiveModel, IntoActiveModel,
     IsolationLevel, TransactionTrait,
 };
-use sea_orm::DatabaseConnection;
 use serde::{Deserialize, Serialize};
 use thiserror::Error;
 
@@ -52,7 +52,7 @@ impl NewInProcessTransaction {
             .into_active_model()
             .insert(db)
             .await
-            .map_err(|e| InProcessTransactionError::InProcessTransactionCreationError(e))?;
+            .map_err(InProcessTransactionError::InProcessTransactionCreation)?;
 
         Ok(res)
     }
@@ -61,17 +61,17 @@ impl NewInProcessTransaction {
 #[derive(Debug, Error)]
 pub enum InProcessTransactionError {
     #[error("Error creating in process transaction record: {0}")]
-    InProcessTransactionCreationError(DbErr),
+    InProcessTransactionCreation(DbErr),
     #[error("Error creating transaction: {0}")]
-    TransactionCreateError(TransactionRepoError),
+    TransactionCreate(TransactionRepoError),
     #[error("Database error: {0}")]
-    DatabaseError(DbErr),
+    Database(DbErr),
     #[error("Error during data extraction")]
-    DataExtractionError(AMFPdfError),
+    DataExtraction(AMFPdfError),
     #[error("Error deleting in process transaction record")]
-    InProcessTransactionDeleteError(DbErr),
+    InProcessTransactionDelete(DbErr),
     #[error("No document error for id {0}")]
-    NoDocumentError(String),
+    NoDocument(String),
     #[error("Error while extracting information from doc {0}: {1}")]
     InformationExtractionError(String, AMFPdfError),
 }
@@ -80,7 +80,7 @@ pub enum InProcessTransactionError {
 impl TransactionDataTrait for model::in_process_transaction::Model {
     type Err = InProcessTransactionError;
 
-    async fn get_transaction_data(self: &Self) -> Result<TransactionData, Self::Err> {
+    async fn get_transaction_data(&self) -> Result<TransactionData, Self::Err> {
         let amf_pdf = AMFPdf::new(&self.doc_path);
         let info = amf_pdf.extract_info().await.map_err(|e| {
             InProcessTransactionError::InformationExtractionError(self.doc_path.to_string(), e)
@@ -115,22 +115,22 @@ impl model::in_process_transaction::Model {
                         Some(AccessMode::ReadWrite),
                     )
                     .await
-                    .map_err(|e| InProcessTransactionError::DatabaseError(e))?;
+                    .map_err(InProcessTransactionError::Database)?;
 
                 NewTransactionFromTransactionData::new_from_transaction_data(val)
                     .create(&txn)
                     .await
-                    .map_err(|e| InProcessTransactionError::TransactionCreateError(e))?;
+                    .map_err(InProcessTransactionError::TransactionCreate)?;
 
                 self.clone()
                     .into_active_model()
                     .delete(&txn)
                     .await
-                    .map_err(|e| InProcessTransactionError::DatabaseError(e))?;
+                    .map_err(InProcessTransactionError::Database)?;
 
                 txn.commit()
                     .await
-                    .map_err(|e| InProcessTransactionError::DatabaseError(e))?;
+                    .map_err(InProcessTransactionError::Database)?;
             }
             Err(e) => {
                 self.error_string = Some(e.to_string());
@@ -139,7 +139,7 @@ impl model::in_process_transaction::Model {
                     .into_active_model()
                     .update(db)
                     .await
-                    .map_err(|e| InProcessTransactionError::DatabaseError(e))?;
+                    .map_err(InProcessTransactionError::Database)?;
             }
         };
 
diff --git a/server/src/repo/transaction.rs b/server/src/repo/transaction.rs
index 3f59f0a..06bc494 100644
--- a/server/src/repo/transaction.rs
+++ b/server/src/repo/transaction.rs
@@ -71,7 +71,7 @@ impl NewTransactionFromTransactionData {
             .filter(model::company::Column::Name.eq(self.company_name.to_owned()))
             .one(db)
             .await
-            .map_err(|e| TransactionRepoError::DatabaseError(e))?
+            .map_err(TransactionRepoError::DatabaseError)?
         {
             comp = c;
         } else {
@@ -81,7 +81,7 @@ impl NewTransactionFromTransactionData {
             comp = new_comp
                 .create(db)
                 .await
-                .map_err(|e| TransactionRepoError::CompanyCreationError(e))?;
+                .map_err(TransactionRepoError::CompanyCreationError)?;
         }
 
         let new_tr = NewTransaction {
@@ -94,7 +94,7 @@ impl NewTransactionFromTransactionData {
             nature: self.nature.to_owned(),
             isin: self.isin.to_owned(),
             instrument: self.instrument.to_owned(),
-            volume: self.volume as i32,
+            volume: self.volume,
             unit_price: self.unit_price,
         };
         let res = new_tr.create(db).await?;
@@ -102,7 +102,7 @@ impl NewTransactionFromTransactionData {
             .find_also_related(model::company::Entity)
             .one(db)
             .await
-            .map_err(|e| TransactionRepoError::DatabaseError(e))?
+            .map_err(TransactionRepoError::DatabaseError)?
             .ok_or(TransactionRepoError::CreatedTransactionNotFound)?;
 
         Ok(ret)
@@ -119,7 +119,7 @@ impl NewTransaction {
             .into_active_model()
             .insert(db)
             .await
-            .map_err(|e| TransactionRepoError::TransactionCreationError(e))?;
+            .map_err(TransactionRepoError::TransactionCreationError)?;
 
         Ok(res)
     }
diff --git a/server/src/route/in_process_transaction.rs b/server/src/route/in_process_transaction.rs
index 8ca07d2..c5f8038 100644
--- a/server/src/route/in_process_transaction.rs
+++ b/server/src/route/in_process_transaction.rs
@@ -61,10 +61,12 @@ pub async fn retry_failed_transaction(
                 format!("Database error: {}", e),
             )
         })?
-        .ok_or(Custom(
-            Status::NotFound,
-            format!("Failed transaction {} doesn't exist", foreign_id),
-        ))?;
+        .ok_or_else(|| {
+            Custom(
+                Status::NotFound,
+                format!("Failed transaction {} doesn't exist", foreign_id),
+            )
+        })?;
 
     tr.process(&txn).await.map_err(|e| {
         Custom(
@@ -84,10 +86,12 @@ pub async fn retry_failed_transaction(
                 format!("Database error: {}", e),
             )
         })?
-        .ok_or(Custom(
-            Status::NotFound,
-            format!("Failed to fetch just created transaction"),
-        ))?;
+        .ok_or_else(|| {
+            Custom(
+                Status::NotFound,
+                "Failed to fetch just created transaction".to_string(),
+            )
+        })?;
 
     txn.commit().await.map_err(|e| {
         Custom(
@@ -115,9 +119,8 @@ pub async fn retry_all(conn: Connection<'_, Db>) -> Result<(), Custom<String>> {
     let mut res_list = vec![];
     for mut tr in list {
         let res = tr.process(db).await;
-        match res {
-            Ok(val) => res_list.push(val),
-            Err(_) => (),
+        if let Ok(val) = res {
+            res_list.push(val);
         }
     }
 
diff --git a/server/src/task/get_amf_transactions.rs b/server/src/task/get_amf_transactions.rs
index 6b5ca2e..3eb4ace 100644
--- a/server/src/task/get_amf_transactions.rs
+++ b/server/src/task/get_amf_transactions.rs
@@ -21,11 +21,11 @@ pub struct GetAMFTransactions {
 #[derive(Debug, Error)]
 pub enum GetAMFTransactionsError {
     #[error("The transaction {0} contains no pdf document")]
-    NoDocumentError(String),
+    NoDocument(String),
     #[error("Database error: {0}")]
-    DatabaseError(DbErr),
+    Database(DbErr),
     #[error("Error extracting information from pdf at {0} : {1}")]
-    InformationExtractionError(String, AMFPdfError),
+    InformationExtraction(String, AMFPdfError),
 }
 
 impl Default for GetAMFTransactions {
@@ -54,7 +54,7 @@ impl GetAMFTransactions {
         let mut req = AMFRequest::new(AMFRequestType::DD, from, self.max_req_size);
         let mut tr_to_process = Vec::new();
 
-        'outer: while let Some(resp) = req.get_list().await.ok() {
+        'outer: while let Ok(resp) = req.get_list().await {
             info!(
                 "Downloading hit list from {} to {}",
                 from,
@@ -70,7 +70,7 @@ impl GetAMFTransactions {
                     .filter(transaction::Column::ForeignId.eq(number.to_owned()))
                     .one(db)
                     .await
-                    .map_err(|e| GetAMFTransactionsError::DatabaseError(e))?
+                    .map_err(GetAMFTransactionsError::Database)?
                     .is_some()
                 {
                     // We've saved this transaction before, so we stop here.
@@ -81,7 +81,7 @@ impl GetAMFTransactions {
                     .filter(in_process_transaction::Column::ForeignId.eq(number.to_owned()))
                     .one(db)
                     .await
-                    .map_err(|e| GetAMFTransactionsError::DatabaseError(e))?
+                    .map_err(GetAMFTransactionsError::Database)?
                     .is_some()
                 {
                     // We've registered this transaction before, so we stop here.
@@ -106,7 +106,7 @@ impl GetAMFTransactions {
             in_process_transaction::Entity::insert_many(tr_to_process)
                 .exec(db)
                 .await
-                .map_err(|e| GetAMFTransactionsError::DatabaseError(e))?;
+                .map_err(GetAMFTransactionsError::Database)?;
         }
 
         let mut to_run = in_process_transaction::Entity::find()
@@ -116,7 +116,7 @@ impl GetAMFTransactions {
         let n_not_failed = to_run
             .num_items()
             .await
-            .map_err(|e| GetAMFTransactionsError::DatabaseError(e))?;
+            .map_err(GetAMFTransactionsError::Database)?;
 
         if n_not_failed == 0 {
             info!("No new transactions to process since last run");
@@ -128,7 +128,7 @@ impl GetAMFTransactions {
         while let Some(page) = to_run
             .fetch_and_next()
             .await
-            .map_err(|e| GetAMFTransactionsError::DatabaseError(e))?
+            .map_err(GetAMFTransactionsError::Database)?
         {
             let mut futures = Vec::new();
             for tr in page.iter() {
diff --git a/src/bin/server.rs b/src/bin/server.rs
index e877c35..da7ffb0 100644
--- a/src/bin/server.rs
+++ b/src/bin/server.rs
@@ -1,5 +1,3 @@
-use server;
-
 fn main() -> Result<(), Box<dyn std::error::Error>> {
     server::main()?;
     Ok(())
diff --git a/src/lib.rs b/src/lib.rs
index 5778927..139597f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,2 +1,2 @@
-fn main() -> () {
-}
+
+