use unwrap! instead of if let

1 files changed, 23 insertions, 18 deletions

diff --git a/src/main.rs b/src/main.rs
index 2e3007c..85018c8 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -29,6 +29,16 @@ mod output;
 
 mod filters;
 
+macro_rules! unwrap {
+    ($p:pat = $e:expr => { $r:expr} ) => {
+        if let $p = $e {
+            $r
+        } else {
+            panic!("Pattern match failed!");
+        }
+    };
+}
+
 /// A program that allows you to search through all your evtc logs for specific
 /// people.
 #[derive(StructOpt, Debug)]
@@ -230,25 +240,20 @@ fn extract_info(entry: &DirEntry, log: &Log) -> LogResult {
     let mut players = log
         .players()
         .map(|p| {
-            if let AgentKind::Player { profession, elite } = p.kind() {
-                if let AgentName::Player {
-                    account_name,
-                    character_name,
-                    subgroup,
-                } = p.name()
-                {
-                    Player {
-                        account_name: account_name.clone(),
-                        character_name: character_name.clone(),
-                        profession: get_profession_name(*profession, *elite).into(),
-                        subgroup: *subgroup,
-                    }
-                } else {
-                    unreachable!()
+            unwrap! { AgentKind::Player { profession, elite } = p.kind() => {
+            unwrap! { AgentName::Player {
+                account_name,
+                character_name,
+                subgroup,
+            } = p.name() =>
+            {
+                Player {
+                    account_name: account_name.clone(),
+                    character_name: character_name.clone(),
+                    profession: get_profession_name(*profession, *elite).into(),
+                    subgroup: *subgroup,
                 }
-            } else {
-                unreachable!()
-            }
+            }}}}
         }).collect::<Vec<Player>>();
     players.sort_by_key(|p| p.subgroup);