Update docs

README.md

@@ -19,8 +19,7 @@
 ## Installation
 
 ```shell
-cargo add env-settings
-cargo add env-settings-derive
+cargo add env-settings env-settings-derive env-settings-utils
 ```
 
 ## Usage
@@ -31,13 +30,13 @@ When you add the `EnvSettings` derive to a `struct`, two public methods are adde
     fn from_env(...) -> env_settings_utils::EnvSettingsResult<Self>
     ```
 
-    It creates a new instance using just the environment variables. If something fails, it returns an `env_settings_utils::EnvSettingsError` error
+    Create a new instance using just the environment variables. Skipped fields must be passed. If something fails, it returns an `env_settings_utils::EnvSettingsError` error
 
 -   ```rust
     fn new(...) -> env_settings_utils::EnvSettingsResult<Self>
     ```
 
-    It creates a new instance using a combination of environment variables and parameters. More in detail, every field value can be passed as parameter wrapped in an `Option` object. Then if the parameter is `Some`, it is used, otherwise the value is recoved from the environment variables. If something fails, it returns an `env_settings_utils::EnvSettingsError` error
+    Create a new instance using a combination of environment variables and parameters. More in detail, every field that can be initialized by the environment variables can be passed as parameter wrapped in an `Option` object. Then if the parameter is `Some`, it is used, otherwise the value is recoved from the environment variables. Skipped fields must be passed. If something fails, it returns an `env_settings_utils::EnvSettingsError` error
 
 ### Basic
 

env-settings-derive/src/lib.rs

@@ -172,6 +172,8 @@ fn implement(input: &utils::input::EnvSettingsInput) -> TokenStream {
 
         impl #struct_name {
 
+            /// Create a new instance using just the environment variables. Skipped fields must be passed.
+            /// If something fails, it returns an `env_settings_utils::EnvSettingsError` error
             pub fn new(#(#new_args),*) -> env_settings_utils::EnvSettingsResult<Self> {
                 #pre_impls
                 let instance = Self {
@@ -180,6 +182,11 @@ fn implement(input: &utils::input::EnvSettingsInput) -> TokenStream {
                 Ok(instance)
             }
 
+            /// Create a new instance using a combination of environment variables and parameters.
+            /// More in detail, every field that can be initialized by the environment variables can be passed
+            /// as parameter wrapped in an `Option` object. Then if the parameter is `Some`, it is used,
+            /// otherwise the value is recoved from the environment variables. Skipped fields must be passed.
+            /// If something fails, it returns an `env_settings_utils::EnvSettingsError` error
             pub fn from_env(#(#from_env_args),*) -> env_settings_utils::EnvSettingsResult<Self> {
                 #pre_impls
                 let instance = Self {

env-settings/src/lib.rs

@@ -14,8 +14,7 @@
 //! ## Installation
 //!
 //! ```bash
-//! cargo add env-settings
-//! cargo add env-settings-derive
+//! cargo add env-settings env-settings-derive env-settings-utils
 //! ```
 //!
 //! ## Usage
@@ -26,13 +25,18 @@
 //! fn from_env(...) -> env_settings_utils::EnvSettingsResult<Self>
 //! ```
 //!
-//! It creates a new instance using just the environment variables. If something fails, it returns an `env_settings_utils::EnvSettingsError` error
+//! It creates a new instance using just the environment variables. Skipped fields must be passed.
+//| If something fails, it returns an `env_settings_utils::EnvSettingsError` error
 //!
 //! ```ignore
 //! fn new(...) -> env_settings_utils::EnvSettingsResult<Self>
 //! ```
 //!
-//! It creates a new instance using a combination of environment variables and parameters. More in detail, every field value can be passed as parameter wrapped in an `Option` object. Then if the parameter is `Some`, it is used, otherwise the value is recoved from the environment variables. If something fails, it returns an `env_settings_utils::EnvSettingsError` error
+//! It creates a new instance using a combination of environment variables and parameters.
+//! More in detail, every field that can be initialized by the environment variables can be passed as
+//! parameter wrapped in an `Option` object. Then if the parameter is `Some`, it is used,
+//! otherwise the value is recoved from the environment variables. Skipped fields must be passed.
+//! If something fails, it returns an `env_settings_utils::EnvSettingsError` error
 //!
 //! ### Basic
 //!