Display as single value if range.min equals range.max

closes #2

CHANGELOG.md

@@ -5,6 +5,8 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/) and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased](https://github.com/eps1lon/poe-mods/compare/v0.2.1...HEAD)
+### Changed
+- Ranges where min and max value are equal are now displayed as single values. (Closes [#2](https://github.com/eps1lon/poe-i18n/issues/2))
 
 ## [0.2.1](https://github.com/eps1lon/poe-mods/compare/v0.2.0...v0.2.1) (2017-20-04)
 ### Added

src/localize/__tests__/formatters.ts

@@ -50,3 +50,8 @@ it('should support ranges', () => {
   expect(factory('negate')([-20, -10])).toBe('(20 - 10)');
   expect(factory('per_minute_to_per_second_0dp')([120, 240])).toBe('(2 - 4)');
 });
+
+it('should not display as range if min == max', () => {
+  expect(factory('id')([-10, -10])).toBe('-10');
+  expect(factory('id')([-10, -11])).toBe('(-10 - -11)');
+});

src/localize/formatters.ts

@@ -38,7 +38,11 @@ export default function factory<T>(
 
   return (value: StatValue) => {
     if (isRange(value)) {
-      return `(${formatter(value[0])} - ${formatter(value[1])})`;
+      if (value[0] === value[1]) {
+        return String(formatter(value[0]));
+      } else {
+        return `(${formatter(value[0])} - ${formatter(value[1])})`;
+      }
     } else {
       return String(formatter(value));
     }