small code cleaning

3 files changed, 6 insertions, 7 deletions

diff --git a/src/pattern/composite_pattern.rs b/src/pattern/composite_pattern.rs
index 6e506ad..0e5e823 100644
--- a/src/pattern/composite_pattern.rs
+++ b/src/pattern/composite_pattern.rs
@@ -165,15 +165,14 @@ impl CompositePattern {
         }
     }
 
-    ///
+    /// return the first content pattern found among atomic patterns
     pub fn get_content_pattern(&self) -> Option<&ContentPattern> {
         for pattern in self.expr.iter_atoms() {
-            match pattern {
-                Pattern::Content(cp) => { return Some(&cp); }
-                _ => {}
+            if let Pattern::Content(cp)  = pattern {
+                return Some(&cp);
             }
         }
-        return None;
+        None
     }
 
 }
diff --git a/src/pattern/input_pattern.rs b/src/pattern/input_pattern.rs
index 02e079d..0f02cd5 100644
--- a/src/pattern/input_pattern.rs
+++ b/src/pattern/input_pattern.rs
@@ -53,6 +53,6 @@ impl InputPattern {
                 raw: rp.to_string(),
                 pattern: Pattern::NameRegex(rp),
             })
-            .unwrap_or_else(|| InputPattern::none())
+            .unwrap_or_else(InputPattern::none)
     }
 }
diff --git a/src/pattern/pattern.rs b/src/pattern/pattern.rs
index 15e32b0..0cde022 100644
--- a/src/pattern/pattern.rs
+++ b/src/pattern/pattern.rs
@@ -162,7 +162,7 @@ impl Pattern {
         }
     }
 
-    ///
+    /// return the first found content pattern
     pub fn get_content_pattern(&self) -> Option<&ContentPattern> {
         match self {
             Pattern::Content(cp) => Some(cp),