From deeecd93e1fc5545e6e0280d1799436638e84a38 Mon Sep 17 00:00:00 2001
From: Quentin Dufour <quentin@deuxfleurs.fr>
Date: Fri, 22 May 2020 18:13:32 +0200
Subject: Rewrite for clarity

---
 src/consul_actor.rs | 39 ++++++++++++++++++++++++---------------
 1 file changed, 24 insertions(+), 15 deletions(-)

diff --git a/src/consul_actor.rs b/src/consul_actor.rs
index 241a643..de5e216 100644
--- a/src/consul_actor.rs
+++ b/src/consul_actor.rs
@@ -35,29 +35,38 @@ fn retry_to_time(retries: u32, max_time: Duration) -> Duration {
   return Duration::from_secs(cmp::min(max_time.as_secs(), 1.2f64.powf(retries as f64) as u64))
 }
 
-fn from_catalog_to_open_ports(catalog: &consul::CatalogNode) -> messages::PublicExposedPorts {
-  let mut op = messages::PublicExposedPorts { 
-    tcp_ports: Vec::new(),
-    udp_ports: Vec::new()
-  };
+fn to_parameters(catalog: &consul::CatalogNode) -> Vec<DiplonatConsul> {
+  let mut r = Vec::new();
 
   for (_, service_info) in &catalog.Services {
     for tag in &service_info.Tags {
       let diplo_conf: error::Result<DiplonatConsul> = from_str(tag);
       match diplo_conf {
-        Ok(conf) => {
-          let DiplonatConsul::diplonat(c) = conf;
-          for parameter in &c {
-            match parameter {
-              DiplonatParameter::tcp_port(p) => op.tcp_ports.extend(p),
-              DiplonatParameter::udp_port(p) => op.udp_ports.extend(p),
-            }
-          }
-        }
+        Ok(conf) => r.push(conf),
         Err(e) => debug!("Failed to parse entry {}. {}", tag, e),
       };
     }
   }
+
+  return r;
+}
+
+fn to_open_ports(params: &Vec<DiplonatConsul>) -> messages::PublicExposedPorts {
+  let mut op = messages::PublicExposedPorts { 
+    tcp_ports: Vec::new(),
+    udp_ports: Vec::new()
+  };
+
+  for conf in params {
+    let DiplonatConsul::diplonat(c) = conf;
+    for parameter in c {
+      match parameter {
+        DiplonatParameter::tcp_port(p) => op.tcp_ports.extend(p),
+        DiplonatParameter::udp_port(p) => op.udp_ports.extend(p),
+      };
+    }
+  }
+
   return op;
 }
 
@@ -91,7 +100,7 @@ impl ConsulActor {
         }
       };
       self.retries = 0;
-      info!("{:#?}", from_catalog_to_open_ports(&catalog));
+      info!("{:#?}", to_open_ports(&to_parameters(&catalog)));
     }
   }
 }
-- 
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