Resolve "prettier configuration and hooks"

Closes #7 (closed)

romanNumerals/src/main/java/fr/ippon/kata/roman/Numerals.java

@@ -4,36 +4,36 @@ import java.util.NavigableMap;
 import java.util.TreeMap;
 
 public final class Numerals {
+    private static final NavigableMap<Integer, Roman> CONVERSIONS = buildConversions();
 
-  private static final NavigableMap<Integer, Roman> CONVERSIONS = buildConversions();
+    private Numerals() {}
 
-  private Numerals() {
-  }
+    public static String toRoman(int arabic) {
+        if (arabic <= 0) {
+            return "";
+        }
 
-  public static String toRoman(int arabic) {
-    if (arabic <= 0) {
-      return "";
-    }
-
-    Integer highestKnownConversion = CONVERSIONS.floorKey(arabic);
-
-    String highestKnownRepresentation = CONVERSIONS.get(highestKnownConversion)
-        .getRepresentation();
+        Integer highestKnownConversion = CONVERSIONS.floorKey(arabic);
 
-    return highestKnownRepresentation
-        + toRoman(arabic - highestKnownConversion);
-  }
+        String highestKnownRepresentation = CONVERSIONS
+            .get(highestKnownConversion)
+            .getRepresentation();
 
-  private static NavigableMap<Integer, Roman> buildConversions() {
-    NavigableMap<Integer, Roman> conversions = new TreeMap<>();
+        return (
+            highestKnownRepresentation +
+            toRoman(arabic - highestKnownConversion)
+        );
+    }
 
-    conversions.put(1, Roman.ONE);
-    conversions.put(4, Roman.FOUR);
-    conversions.put(5, Roman.FIVE);
-    conversions.put(9, Roman.NINE);
-    conversions.put(10, Roman.TEN);
+    private static NavigableMap<Integer, Roman> buildConversions() {
+        NavigableMap<Integer, Roman> conversions = new TreeMap<>();
 
-    return conversions;
+        conversions.put(1, Roman.ONE);
+        conversions.put(4, Roman.FOUR);
+        conversions.put(5, Roman.FIVE);
+        conversions.put(9, Roman.NINE);
+        conversions.put(10, Roman.TEN);
 
-  }
+        return conversions;
+    }
 }