feat(postgres): Failover postgres example maybe working!? Added FailoverTopology implementations for required capabilities, documented a bit, some more tests, and quite a few utility functions

harmony_types/src/lib.rs

@@ -1,5 +1,5 @@
 pub mod id;
 pub mod net;
+pub mod rfc1123;
 pub mod storage;
 pub mod switch;
-pub mod rfc1123;

harmony_types/src/rfc1123.rs

@@ -43,7 +43,9 @@ impl TryFrom<&str> for Rfc1123Name {
         }
 
         // Trim leading/trailing non-alphanumeric
-        content = content.trim_matches(|c: char| !c.is_ascii_alphanumeric()).to_string();
+        content = content
+            .trim_matches(|c: char| !c.is_ascii_alphanumeric())
+            .to_string();
 
         if content.is_empty() {
             return Err(format!("Input '{}' resulted in empty string", s));
@@ -55,7 +57,6 @@ impl TryFrom<&str> for Rfc1123Name {
     type Error = String;
 }
 
-
 /// Converts an `Rfc1123Name` into a `String`.
 ///
 /// This allows using `Rfc1123Name` in contexts where a `String` is expected.
@@ -99,7 +100,6 @@ impl std::fmt::Display for Rfc1123Name {
     }
 }
 
-
 #[cfg(test)]
 mod tests {
     use super::Rfc1123Name;
@@ -229,4 +229,3 @@ mod tests {
         assert_eq!(name.content, "a.b.c");
     }
 }
-

harmony_types/src/storage.rs

@@ -71,7 +71,7 @@ impl StorageSize {
         Self {
             size_bytes: size * 1024 * 1024 * 1024 * 1024,
             display_value: Some(size),
-            display_suffix: Some("TiB".to_string()),
+            display_suffix: Some("Ti".to_string()),
         }
     }