Expose connect_options for initialized pools and database on the PgConnectOptions (#1897)

* Expose ConnectOptions

* Expose PoolOptions

sqlx-core/src/pool/mod.rs

@@ -435,6 +435,16 @@ impl<DB: Database> Pool<DB> {
     pub fn num_idle(&self) -> usize {
         self.0.num_idle()
     }
+
+    /// Get the connection options for this pool
+    pub fn connect_options(&self) -> &<DB::Connection as Connection>::Options {
+        &self.0.connect_options
+    }
+
+    /// Get the options for this pool
+    pub fn options(&self) -> &PoolOptions<DB> {
+        &self.0.options
+    }
 }
 
 #[cfg(all(

sqlx-core/src/postgres/options/mod.rs

@@ -260,6 +260,20 @@ impl PgConnectOptions {
         self
     }
 
+    /// Get the current database name.
+    ///
+    /// # Example
+    ///
+    /// ```rust
+    /// # use sqlx_core::postgres::PgConnectOptions;
+    /// let options = PgConnectOptions::new()
+    ///     .database("postgres");
+    /// assert!(options.get_database().is_some());
+    /// ```
+    pub fn get_database(&self) -> Option<&str> {
+        self.database.as_deref()
+    }
+
     /// Sets whether or with what priority a secure SSL TCP/IP connection will be negotiated
     /// with the server.
     ///