Added the ability to get tags from the database.

Also fixed the way the example was compiling so it didn't act weird on
other features.

tavern/examples/generate_database.rs

@@ -1,13 +1,16 @@
-#![cfg(feature = "publisher")]
-
+#[cfg(feature = "publisher")]
 use chrono::NaiveDate;
 
+#[cfg(feature = "publisher")]
 use tavern::{Adventurer, Legend, Lore, Story, Tale, Tavern};
+
+#[cfg(feature = "publisher")]
 use tavern::Database;
 
 
 
 /// This will generate a tavern that we can create a Toml file from.
+#[cfg(feature = "publisher")]
 fn generate_tavern() -> Tavern
 {
    let legend: Legend = Legend
@@ -73,6 +76,7 @@ fn generate_tavern() -> Tavern
 }
 
 
+#[cfg(feature = "publisher")]
 fn create_temp_file<P>(filename: P) -> std::path::PathBuf
    where P: AsRef<std::path::Path>
 {
@@ -82,6 +86,7 @@ fn create_temp_file<P>(filename: P) -> std::path::PathBuf
    path
 }
 
+#[cfg(feature = "publisher")]
 fn cleanup_temp_file<P>(path: P)
    where P: AsRef<std::path::Path>
 {
@@ -102,6 +107,7 @@ fn cleanup_temp_file<P>(path: P)
    }
 }
 
+#[cfg(feature = "publisher")]
 fn write_to_file<P>(tavern: Tavern, config_file: P) -> Result<(), Box<dyn std::error::Error>>
    where P: AsRef<std::path::Path>
 {
@@ -112,6 +118,7 @@ fn write_to_file<P>(tavern: Tavern, config_file: P) -> Result<(), Box<dyn std::e
    Ok(())
 }
 
+#[cfg(feature = "publisher")]
 fn read_from_file<P>(config_file: P) -> Tavern
    where P: AsRef<std::path::Path>
 {
@@ -124,6 +131,7 @@ fn read_from_file<P>(config_file: P) -> Tavern
 }
 
 
+#[cfg(feature = "publisher")]
 async fn create_database() -> Result<(), Box<dyn std::error::Error>>
 {
    // First we need to generate a TOML file to work with.
@@ -148,6 +156,7 @@ async fn create_database() -> Result<(), Box<dyn std::error::Error>>
    Ok(())
 }
 
+#[cfg(feature = "publisher")]
 #[tokio::main]
 pub async fn main()
 {
@@ -157,3 +166,10 @@ pub async fn main()
       Err(e) => { eprintln!("Error: {}", e); }
    }
 }
+
+
+#[cfg(not(feature = "publisher"))]
+#[tokio::main]
+pub async fn main()
+{
+}