Use the array helpers package to find unique items for xand and xnand

hckrnews · Jun 29, 2020 · 541fc94 · 541fc94
1 parent 53171a4
commit 541fc94
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Showing 4 changed files with 13 additions and 9 deletions.
diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -59,5 +59,8 @@
         "logic",
         "gates",
         "logic gates"
-    ]
+    ],
+    "dependencies": {
+        "array-helpers": "^2.2.1"
+    }
 }
diff --git a/src/XandGate.mjs b/src/XandGate.mjs
@@ -1,11 +1,9 @@
+import { Arr } from 'array-helpers';
 import Gate from './Gate.mjs';
 
 class XandGate extends Gate {
     generateOutput() {
-        this.output =
-            this.inputs.filter(
-                (value, index, self) => self.indexOf(value) === index
-            ).length <= 1;
+        this.output = new Arr(this.inputs).unique.length <= 1;
     }
 }
 

diff --git a/src/XnandGate.mjs b/src/XnandGate.mjs
@@ -1,11 +1,9 @@
+import { Arr } from 'array-helpers';
 import Gate from './Gate.mjs';
 
 class XnandGate extends Gate {
     generateOutput() {
-        this.output =
-            this.inputs.filter(
-                (value, index, self) => self.indexOf(value) === index
-            ).length > 1;
+        this.output = new Arr(this.inputs).unique.length > 1;
     }
 }