docs: update examples in documentation to remove unnecessary use of .unwrap()

Author: brianheineman

README.md

@@ -16,20 +16,20 @@ bundled with your application, or downloaded on demand.
 
 ### Example
 ```rust
-use postgresql_embedded::PostgreSQL;
+use postgresql_embedded::{PostgreSQL, Result};
 
 #[tokio::main]
-async fn main() {
+async fn main() -> Result<()> {
     let mut postgresql = PostgreSQL::default();
-    postgresql.setup().await.unwrap();
-    postgresql.start().await.unwrap();
+    postgresql.setup().await?;
+    postgresql.start().await?;
 
     let database_name = "test";
-    postgresql.create_database(database_name).await.unwrap();
-    postgresql.database_exists(database_name).await.unwrap();
-    postgresql.drop_database(database_name).await.unwrap();
+    postgresql.create_database(database_name).await?;
+    postgresql.database_exists(database_name).await?;
+    postgresql.drop_database(database_name).await?;
 
-    postgresql.stop().await.unwrap();
+    postgresql.stop().await
 }
 ```
 

postgresql_archive/README.md

@@ -15,25 +15,25 @@ A library for downloading and extracting PostgreSQL archives from
 ### Asynchronous API
 
 ```rust
-use postgresql_archive::{extract, get_archive, LATEST};
+use postgresql_archive::{extract, get_archive, Result, LATEST};
 
 #[tokio::main]
-async fn main() {
-    let (archive_version, archive, hash) = get_archive(&LATEST).await.unwrap();
+async fn main() -> Result<()> {
+    let (archive_version, archive, hash) = get_archive(&LATEST).await?;
     let out_dir = std::env::temp_dir();
-    let result = extract(&archive, &out_dir).await.unwrap();
+    extract(&archive, &out_dir).await;
 }
 ```
 
 ### Synchronous API
 ```rust
-use postgresql_archive::LATEST;
+use postgresql_archive::{Result, LATEST};
 use postgresql_archive::blocking::{extract, get_archive};
 
-fn main() {
-    let (archive_version, archive, hash) = get_archive(&LATEST).unwrap();
+fn main() -> Result<()> {
+    let (archive_version, archive, hash) = get_archive(&LATEST);
     let out_dir = std::env::temp_dir();
-    let result = extract(&archive, &out_dir).unwrap();
+    extract(&archive, &out_dir)
 }
 ```
 

postgresql_archive/src/lib.rs

@@ -22,13 +22,13 @@
 //! ### Asynchronous API
 //!
 //! ```no_run
-//! use postgresql_archive::{extract, get_archive, LATEST};
+//! use postgresql_archive::{extract, get_archive, Result, LATEST};
 //!
 //! #[tokio::main]
-//! async fn main() {
-//!     let (archive_version, archive, hash) = get_archive(&LATEST).await.unwrap();
+//! async fn main() -> Result<()> {
+//!     let (archive_version, archive, hash) = get_archive(&LATEST).await?;
 //!     let out_dir = std::env::temp_dir();
-//!     let result = extract(&archive, &out_dir).await.unwrap();
+//!     extract(&archive, &out_dir).await
 //! }
 //! ```
 //!

postgresql_embedded/README.md

@@ -15,38 +15,39 @@ bundled with your application, or downloaded on demand.
 ### Asynchronous API
 
 ```rust
-use postgresql_embedded::PostgreSQL;
+use postgresql_embedded::{PostgreSQL, Result};
 
 #[tokio::main]
-async fn main() {
+async fn main() -> Result<()> {
     let mut postgresql = PostgreSQL::default();
-    postgresql.setup().await.unwrap();
-    postgresql.start().await.unwrap();
+    postgresql.setup().await?;
+    postgresql.start().await?;
 
     let database_name = "test";
-    postgresql.create_database(database_name).await.unwrap();
-    postgresql.database_exists(database_name).await.unwrap();
-    postgresql.drop_database(database_name).await.unwrap();
+    postgresql.create_database(database_name).await?;
+    postgresql.database_exists(database_name).await?;
+    postgresql.drop_database(database_name).await?;
 
-    postgresql.stop().await.unwrap();
+    postgresql.stop().await;
 }
 ```
 
 ### Synchronous API
 ```rust
+use postgresql_embedded::Result;
 use postgresql_embedded::blocking::PostgreSQL;
 
-fn main() {
+fn main() -> Result<()> {
     let mut postgresql = PostgreSQL::default();
-    postgresql.setup().unwrap();
-    postgresql.start().unwrap();
+    postgresql.setup()?;
+    postgresql.start()?;
 
     let database_name = "test";
-    postgresql.create_database(database_name).unwrap();
-    postgresql.database_exists(database_name).unwrap();
-    postgresql.drop_database(database_name).unwrap();
+    postgresql.create_database(database_name)?;
+    postgresql.database_exists(database_name)?;
+    postgresql.drop_database(database_name)?;
 
-    postgresql.stop().unwrap();
+    postgresql.stop()
 }
 ```
 

postgresql_embedded/src/lib.rs

@@ -23,20 +23,20 @@
 //! ### Asynchronous API
 //!
 //! ```no_run
-//! use postgresql_embedded::PostgreSQL;
+//! use postgresql_embedded::{PostgreSQL, Result};
 //!
 //! #[tokio::main]
-//! async fn main() {
+//! async fn main() -> Result<()> {
 //!     let mut postgresql = PostgreSQL::default();
-//!     postgresql.setup().await.unwrap();
-//!     postgresql.start().await.unwrap();
+//!     postgresql.setup().await?;
+//!     postgresql.start().await?;
 //!
 //!     let database_name = "test";
-//!     postgresql.create_database(database_name).await.unwrap();
-//!     postgresql.database_exists(database_name).await.unwrap();
-//!     postgresql.drop_database(database_name).await.unwrap();
+//!     postgresql.create_database(database_name).await?;
+//!     postgresql.database_exists(database_name).await?;
+//!     postgresql.drop_database(database_name).await?;
 //!
-//!     postgresql.stop().await.unwrap();
+//!     postgresql.stop().await
 //! }
 //! ```
 //!