Ignore duplicated keys

libimagstore/Cargo.toml

@@ -24,6 +24,7 @@ toml = "^0.4"
 version = "2.0.1"
 crossbeam = "0.2.*"
 walkdir = "1.0.*"
+itertools = "0.6.*"
 
 [dependencies.libimagerror]
 path = "../libimagerror"

libimagstore/src/configuration.rs

@@ -329,6 +329,7 @@ impl AspectConfig {
 }
 
 fn get_aspect_names_for_aspect_position(config_name: &'static str, value: &Option<Value>) -> Vec<String> {
+    use itertools::Itertools;
     let mut v = vec![];
 
     match *value {
@@ -348,7 +349,8 @@ fn get_aspect_names_for_aspect_position(config_name: &'static str, value: &Optio
         None => warn!("No store configuration, cannot get '{}'", config_name),
         _ => warn!("Configuration is not a table"),
     }
-    v
+
+    v.into_iter().unique().collect()
 }
 
 #[cfg(test)]

libimagstore/src/lib.rs

@@ -42,6 +42,7 @@ extern crate toml;
 extern crate semver;
 extern crate crossbeam;
 extern crate walkdir;
+extern crate itertools;
 
 #[macro_use] extern crate libimagerror;
 #[macro_use] extern crate libimagutil;