rename wait_for_server to reflect change

in wait_for_port

Cargo.toml

@@ -14,18 +14,17 @@ categories = ["text-processing"]
 
 [dependencies]
 serde_json = "1.0.96"
-reqwest = { version = "0.12.4", features = ["json"] }
+reqwest = { version = "0.11.18", features = ["json"] }
 serde = { version = "1.0.163", features = ["derive"] }
 log = "0.4.17"
-zip = { version = "2.1.3", optional = true }
+zip = { version = "0.6.3", optional = true }
 mktemp = { version = "0.5.0", optional = true }
 rand = { version = "0.8.5", optional = true }
-port_scanner = { version = "0.1.5", optional = true }
+port_scanner = {version = "0.1.5", optional = true}
-thiserror = "1.0.61"
 
 [features]
 embedded-server = ["zip", "mktemp", "rand", "port_scanner"]
 
 [dev-dependencies]
-env_logger = "0.11.3"
+env_logger = "0.10.0"
 tokio = { version = "1.28.1", features = ["full"] }

src/lib.rs

@@ -36,11 +36,10 @@
 //! println!("RESULT = {:#?}", res);
 //! ```
 
-use thiserror::Error;
-
 #[cfg(feature = "embedded-server")]
 use crate::server::EmbeddedServer;
 use std::collections::HashMap;
+use std::error::Error;
 
 #[cfg(feature = "embedded-server")]
 pub mod server;
@@ -303,28 +302,6 @@ pub struct SuggestResult {
     pub suggestions: Vec<String>,
 }
 
-#[derive(Debug, Error)]
-pub enum Error {
-    #[cfg(feature = "embedded-server")]
-    #[error("Grammalecte-server failed to start")]
-    ServerStartFailed(#[from] server::Error),
-
-    #[error("Failed to Serialize Option in Json")]
-    OptionJsonSerialization(#[source] serde_json::Error),
-
-    #[error("Failed to send request `check with option`")]
-    RequestSendCheckWithOptions(#[source] reqwest::Error),
-
-    #[error("Failed to send request `suggest`")]
-    RequestSendSuggest(#[source] reqwest::Error),
-
-    #[error("Failed to Deserialize Check result")]
-    CheckResultDeserialize(#[source] reqwest::Error),
-
-    #[error("Failed to Deserialize Suggest result")]
-    SuggestDeserialize(#[source] reqwest::Error),
-}
-
 /// The Grammalecte client itself
 pub struct GrammalecteClient {
     base_url: String,
@@ -358,7 +335,7 @@ impl GrammalecteClient {
     ///
     /// Python 3.7 or higher must is required at runtime
     #[cfg(feature = "embedded-server")]
-    pub fn start_server() -> Result<Self, Error> {
+    pub fn start_server() -> Result<Self, Box<dyn Error>> {
         let server = EmbeddedServer::start()?;
         Ok(Self {
             base_url: server.base_url(),
@@ -367,7 +344,7 @@ impl GrammalecteClient {
     }
 
     /// Run spell check on text
-    pub async fn spell_check(&self, text: &str) -> Result<CheckResult, Error> {
+    pub async fn spell_check(&self, text: &str) -> Result<CheckResult, Box<dyn Error>> {
         self.spell_check_with_options(text, &HashMap::new()).await
     }
 
@@ -376,7 +353,7 @@ impl GrammalecteClient {
         &self,
         text: &str,
         options: &HashMap<GramOpt, bool>,
-    ) -> Result<CheckResult, Error> {
+    ) -> Result<CheckResult, Box<dyn Error>> {
         let url = format!("{}/gc_text/fr", self.base_url);
         log::debug!("Will use URL {} for spell check", url);
 
@@ -384,7 +361,7 @@ impl GrammalecteClient {
             .iter()
             .map(|t| (t.0.id(), t.1))
             .collect::<HashMap<_, _>>();
-        let options = serde_json::to_string(&options).map_err(Error::OptionJsonSerialization)?;
+        let options = serde_json::to_string(&options)?;
 
         let mut params = HashMap::new();
         params.insert("text", text);
@@ -394,32 +371,28 @@ impl GrammalecteClient {
             .post(url)
             .form(&params)
             .send()
-            .await
+            .await?
-            .map_err(Error::RequestSendCheckWithOptions)?
             .json::<CheckResult>()
-            .await
+            .await?;
-            .map_err(Error::CheckResultDeserialize)?;
 
         Ok(result)
     }
 
     /// Ask for word suggestion
-    pub async fn suggest(&self, token: &str) -> Result<SuggestResult, Error> {
+    pub async fn suggest(&self, token: &str) -> Result<SuggestResult, Box<dyn Error>> {
         let url = format!("{}/suggest/fr", self.base_url);
         log::debug!("Will use URL {} for word suggestion", url);
 
         let mut params = HashMap::new();
         params.insert("token", token);
 
-        reqwest::Client::new()
+        Ok(reqwest::Client::new()
             .post(&url)
             .form(&params)
             .send()
-            .await
+            .await?
-            .map_err(Error::RequestSendSuggest)?
             .json()
-            .await
+            .await?)
-            .map_err(Error::SuggestDeserialize)
     }
 }
 

src/server.rs

@@ -1,50 +1,10 @@
 use crate::server::utils::{get_free_port, wait_for_server};
 use mktemp::Temp;
+use std::error::Error;
 use std::io::{self, Cursor, Read};
-use std::process::{Child, ExitStatus, Stdio};
+use std::process::{Child, Stdio};
-use thiserror::Error;
-use zip::result::ZipError;
 use zip::ZipArchive;
 
-#[derive(Debug, Error)]
-pub enum Error {
-    #[error("Grammalecte-server failed to launch process")]
-    StartServerProcess(#[source] io::Error),
-
-    #[error("Get an available port failed")]
-    GetFreePort(#[source] io::Error),
-
-    #[error("Server exit with `{status}`")]
-    ServerExitWithStatus { status: ExitStatus },
-
-    #[error("Server exit with `{status}` :\n{msg}")]
-    ServerExitWithError { status: ExitStatus, msg: String },
-
-    #[error("Error append during check grammalecte-server status")]
-    ServerCheckStatus(#[source] io::Error),
-
-    #[error("Port {port} did not open in time!")]
-    WaitPortOpen { port: u16 },
-
-    #[error("Create temporary directory failed")]
-    CreateTempDir(#[source] io::Error),
-
-    #[error("Zip archive loading failed")]
-    ZipArchiveLoading(#[source] ZipError),
-
-    #[error("Access file by index failed")]
-    ZipFileIndex(#[source] ZipError),
-
-    #[error("Create directory for files from zip")]
-    CreateDirectoryForZipFile(#[source] io::Error),
-
-    #[error("Read file from zip archive")]
-    ZipFileReadToEnd(#[source] io::Error),
-
-    #[error("Write file from archive on disk")]
-    WriteFile(#[source] io::Error),
-}
-
 pub struct EmbeddedServer {
     _srv_dir: Temp,
     port: u16,
@@ -53,31 +13,29 @@ pub struct EmbeddedServer {
 
 impl EmbeddedServer {
     /// Start embedded Grammalecte server on a random free port
-    pub fn start() -> Result<Self, Error> {
+    pub fn start() -> Result<Self, Box<dyn Error>> {
-        Self::start_listen_on_port(get_free_port())
+        Self::start_listen_on_port(get_free_port()?)
     }
 
     /// Start embedded Grammalecte server on a given port
-    pub fn start_listen_on_port(port: u16) -> Result<Self, Error> {
+    pub fn start_listen_on_port(port: u16) -> Result<Self, Box<dyn Error>> {
         log::info!("Will start server");
         // First, unpack server
-        let dest = mktemp::Temp::new_dir().map_err(Error::CreateTempDir)?;
+        let dest = mktemp::Temp::new_dir()?;
         let cursor = Cursor::new(include_bytes!("GrammalecteDist.zip"));
-        let mut zip = ZipArchive::new(cursor).map_err(Error::ZipArchiveLoading)?;
+        let mut zip = ZipArchive::new(cursor)?;
         for i in 0..zip.len() {
-            let mut file = zip.by_index(i).map_err(Error::ZipFileIndex)?;
+            let mut file = zip.by_index(i)?;
             if file.is_dir() {
                 log::debug!("Create directory: {}", file.name());
-                std::fs::create_dir_all(dest.join(file.name()))
+                std::fs::create_dir_all(dest.join(file.name()))?;
-                    .map_err(Error::CreateDirectoryForZipFile)?;
             } else {
                 log::debug!("Decompress file: {}", file.name());
 
                 let mut buff = Vec::with_capacity(file.size() as usize);
-                file.read_to_end(&mut buff)
+                file.read_to_end(&mut buff)?;
-                    .map_err(Error::ZipFileReadToEnd)?;
 
-                std::fs::write(dest.join(file.name()), buff).map_err(Error::WriteFile)?;
+                std::fs::write(dest.join(file.name()), buff)?;
             }
         }
 
@@ -96,8 +54,7 @@ impl EmbeddedServer {
             .arg(port.to_string())
             .stdout(Stdio::null())
             .stderr(Stdio::piped())
-            .spawn()
+            .spawn()?;
-            .map_err(Error::StartServerProcess)?;
 
         wait_for_server(&mut child, port)?;
 
@@ -121,14 +78,13 @@ impl Drop for EmbeddedServer {
 }
 
 mod utils {
-    use super::Error;
     use std::fmt::Write;
     use std::io::{BufRead, BufReader, ErrorKind};
     use std::process::Child;
     use std::time::Duration;
 
     /// Get a free port
-    pub fn get_free_port() -> u16 {
+    pub fn get_free_port() -> std::io::Result<u16> {
         let mut port = 0;
 
         while !(2000..=64000).contains(&port) {
@@ -139,10 +95,10 @@ mod utils {
             port += 1;
         }
 
-        port
+        Ok(port)
     }
 
-    pub fn wait_for_server(child: &mut Child, port: u16) -> Result<(), Error> {
+    pub fn wait_for_server(child: &mut Child, port: u16) -> std::io::Result<()> {
         for _ in 0..50 {
             check_server(child)?;
             if port_scanner::scan_port(port) {
@@ -151,30 +107,37 @@ mod utils {
             std::thread::sleep(Duration::from_millis(100));
         }
 
-        Err(Error::WaitPortOpen { port })
+        Err(std::io::Error::new(
+            ErrorKind::Other,
+            format!("Port {} did not open in time!", port),
+        ))?
     }
 
-    fn check_server(child: &mut Child) -> Result<(), Error> {
+    fn check_server(child: &mut Child) -> Result<(), std::io::Error> {
-        match child.try_wait().map_err(Error::ServerCheckStatus)? {
+        match child.try_wait() {
-            None => Ok(()), // Continue
+            Ok(None) => Ok(()), // Continue
-            Some(status) => {
+            Ok(Some(status)) => {
+                let mut err_msg = format!("grammalecte-server exit with `{status}`");
+
                 if let Some(err) = child.stderr.take() {
-                    let mut msg = format!("grammalecte-server exit with `{status}`");
+                    writeln!(&mut err_msg, " :").unwrap();
-                    writeln!(&mut msg, " :").unwrap();
                     let err = BufReader::new(err);
                     err.lines().for_each(|line| match line {
                         Ok(line) => {
-                            writeln!(&mut msg, "\t{}", line).unwrap();
+                            writeln!(&mut err_msg, "\t{}", line).unwrap();
                         }
                         Err(err) => {
-                            writeln!(&mut msg, "__{err:?}").unwrap();
+                            writeln!(&mut err_msg, "__{err:?}").unwrap();
                         }
                     });
-                    Err(Error::ServerExitWithError { status, msg })
+                };
-                } else {
+
-                    Err(Error::ServerExitWithStatus { status })
+                Err(std::io::Error::new(ErrorKind::Other, err_msg))
-                }
             }
+            Err(err) => Err(std::io::Error::new(
+                ErrorKind::Other,
+                format!("Error append during check grammalecte-server status {err}"),
+            )),
         }
     }
 }