From d3132a5463908bcabd0578ad48a457b2bec30a9a Mon Sep 17 00:00:00 2001
From: Marcin Chrzanowski <marcin.j.chrzanowski@gmail.com>
Date: Fri, 14 Jul 2017 18:14:14 -0400
Subject: Lex and parse subtraction

---
 __tests__/parser.test.js | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to '__tests__/parser.test.js')

diff --git a/__tests__/parser.test.js b/__tests__/parser.test.js
index b0dc28d..6fe296c 100644
--- a/__tests__/parser.test.js
+++ b/__tests__/parser.test.js
@@ -56,4 +56,20 @@ describe('parse', () => {
       }
     })
   })
+
+  it('parses dice subtraction', () => {
+    expect(parse('1d6 - 2d8')).toEqual({
+      type: 'subtract',
+      left: {
+        type: 'd',
+        left: { type: 'constant', value: 1 },
+        right: { type: 'constant', value: 6 }
+      },
+      right: {
+        type: 'd',
+        left: { type: 'constant', value: 2 },
+        right: { type: 'constant', value: 8 }
+      }
+    })
+  })
 })
-- 
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