feat: implement -D, -O options for add command

crates/cli/src/commands.rs

@@ -1,4 +1,5 @@
 use clap::{Parser, Subcommand};
+use pacquet_package_json::DependencyType;
 
 /// Experimental package manager for node.js written in rust.
 #[derive(Parser, Debug)]
@@ -23,8 +24,26 @@ pub enum Subcommands {
 pub struct AddArgs {
     /// Name of the package
     pub package: String,
+    /// Add the package as a dev dependency
+    #[arg(short = 'D', group = "dependency_type")]
+    dev: bool,
+    /// Add the package as a optional dependency
+    #[arg(short = 'O', group = "dependency_type")]
+    optional: bool,
     /// The directory with links to the store (default is node_modules/.pacquet).
     /// All direct and indirect dependencies of the project are linked into this directory
     #[arg(long = "virtual-store-dir", default_value = "node_modules/.pacquet")]
     pub virtual_store_dir: String,
 }
+
+impl AddArgs {
+    pub fn get_dependency_type(&self) -> DependencyType {
+        if self.dev {
+            DependencyType::Dev
+        } else if self.optional {
+            DependencyType::Optional
+        } else {
+            DependencyType::Normal
+        }
+    }
+}

crates/cli/src/lib.rs

@@ -30,7 +30,7 @@ pub async fn run_commands() -> Result<()> {
                 package_json_path,
             )?;
             registry_manager.prepare()?;
-            registry_manager.add_dependency(&args.package).await?;
+            registry_manager.add_dependency(&args.package, args.get_dependency_type()).await?;
         }
     }
 

crates/package_json/src/lib.rs

@@ -1,6 +1,7 @@
 pub mod error;
 
 use std::{
+    convert::Into,
     ffi::OsStr,
     fs,
     io::{Read, Write},
@@ -16,6 +17,22 @@ pub struct PackageJson {
     value: Value,
 }
 
+pub enum DependencyType {
+    Normal,
+    Dev,
+    Optional,
+}
+
+impl Into<&str> for DependencyType {
+    fn into(self) -> &'static str {
+        match self {
+            DependencyType::Normal => "dependencies",
+            DependencyType::Dev => "devDependencies",
+            DependencyType::Optional => "optionalDependencies",
+        }
+    }
+}
+
 impl PackageJson {
     pub fn new(path: PathBuf, value: Value) -> PackageJson {
         PackageJson { path, value }
@@ -73,8 +90,14 @@ impl PackageJson {
         Ok(())
     }
 
-    pub fn add_dependency(&mut self, name: &str, version: &str) -> Result<(), PackageJsonError> {
-        if let Some(field) = self.value.get_mut("dependencies") {
+    pub fn add_dependency(
+        &mut self,
+        name: &str,
+        version: &str,
+        dependency_type: DependencyType,
+    ) -> Result<(), PackageJsonError> {
+        let dependency_type: &str = dependency_type.into();
+        if let Some(field) = self.value.get_mut(dependency_type) {
             if let Some(dependencies) = field.as_object_mut() {
                 dependencies.insert(name.to_string(), Value::String(version.to_string()));
             } else {
@@ -85,7 +108,7 @@ impl PackageJson {
         } else {
             let mut dependencies = Map::<String, Value>::new();
             dependencies.insert(name.to_string(), Value::String(version.to_string()));
-            self.value["dependencies"] = Value::Object(dependencies);
+            self.value[dependency_type] = Value::Object(dependencies);
         }
         Ok(())
     }

crates/registry/src/lib.rs

@@ -10,7 +10,7 @@ use std::{
 
 use async_recursion::async_recursion;
 use futures_util::future::join_all;
-use pacquet_package_json::PackageJson;
+use pacquet_package_json::{DependencyType, PackageJson};
 use pacquet_tarball::{download_dependency, get_package_store_folder_name};
 
 use crate::{error::RegistryError, http_client::HttpClient};
@@ -42,7 +42,7 @@ impl RegistryManager {
         Ok(())
     }
 
-    pub async fn add_dependency(&mut self, name: &str) -> Result<(), RegistryError> {
+    pub async fn add_dependency(&mut self, name: &str, dependency_type: DependencyType) -> Result<(), RegistryError> {
         let latest_version = self.client.get_package_by_version(name, "latest").await?;
         let dependency_store_folder_name =
             get_package_store_folder_name(name, &latest_version.version.to_string());
@@ -80,7 +80,7 @@ impl RegistryManager {
         )
         .await;
 
-        self.package_json.add_dependency(name, &format!("^{0}", &latest_version.version))?;
+        self.package_json.add_dependency(name, &format!("^{0}", &latest_version.version), dependency_type)?;
         self.package_json.save()?;
 
         Ok(())