From eff7fe276b5a9d50037c7d965712dc24d226a984 Mon Sep 17 00:00:00 2001
From: Shin'ya Ueoka <ueokande@i-beam.org>
Date: Sat, 9 Sep 2017 16:43:17 +0900
Subject: [PATCH] remove keys

---
 src/background/keys.js       | 28 ------------------
 test/background/keys.test.js | 55 ------------------------------------
 2 files changed, 83 deletions(-)
 delete mode 100644 src/background/keys.js
 delete mode 100644 test/background/keys.test.js

diff --git a/src/background/keys.js b/src/background/keys.js
deleted file mode 100644
index 2fd00a2..0000000
--- a/src/background/keys.js
+++ /dev/null
@@ -1,28 +0,0 @@
-const identifyKey = (key1, key2) => {
-  return (key1.code === key2.code) &&
-    ((key1.shift || false) === (key2.shift || false)) &&
-    ((key1.ctrl || false) === (key2.ctrl || false)) &&
-    ((key1.alt || false) === (key2.alt || false)) &&
-    ((key1.meta || false) === (key2.meta || false));
-};
-
-const hasPrefix = (keys, prefix) => {
-  if (keys.length < prefix.length) {
-    return false;
-  }
-  for (let i = 0; i < prefix.length; ++i) {
-    if (!identifyKey(keys[i], prefix[i])) {
-      return false;
-    }
-  }
-  return true;
-}
-
-const identifyKeys = (keys1, keys2) => {
-  if (keys1.length !== keys2.length) {
-    return false;
-  }
-  return hasPrefix(keys1, keys2);
-}
-
-export { identifyKey, identifyKeys, hasPrefix };
diff --git a/test/background/keys.test.js b/test/background/keys.test.js
deleted file mode 100644
index da9d430..0000000
--- a/test/background/keys.test.js
+++ /dev/null
@@ -1,55 +0,0 @@
-import { expect } from "chai";
-import { identifyKey, identifyKeys, hasPrefix } from '../../src/background/keys';
-
-describe('keys', () => {
-  describe('#identifyKey', () => {
-    it('return true if key matched', () => {
-      expect(identifyKey(
-        { code: 100 },
-        { code: 100 })).to.be.true;
-      expect(identifyKey(
-        { code: 100, shift: true, ctrl: true },
-        { code: 100, shift: true, ctrl: true })).to.be.true;
-      expect(identifyKey(
-        { code: 100, shift: false, ctrl: false },
-        { code: 100 })).to.be.true;
-    });
-
-    it('return false if key not matched', () => {
-      expect(identifyKey(
-        { code: 100 },
-        { code: 101 })).to.be.false;
-      expect(identifyKey(
-        { code: 100, shift: true, ctrl: true },
-        { code: 100, shift: true })).to.be.false;
-    });
-  });
-
-  describe('#identifyKeys', () => {
-    it ('return true if keys matched', () => {
-      let keys = [{ code: 100 }, { code: 101, ctrl: false}];
-      let prefix = [{ code: 100, ctrl: false }, { code: 101 }];
-      expect(hasPrefix(keys, prefix)).to.be.true;
-    });
-
-    it ('return false if keys matched', () => {
-      let keys = [{ code: 100 }, { code: 101, ctrl: true }];
-      let prefix = [{ code: 100 }, { code: 101 }];
-      expect(hasPrefix(keys, prefix)).to.be.false;
-    });
-  });
-
-  describe('#hasPrefix', () => {
-    it ('return true if prefix matched', () => {
-      let keys = [{ code: 100 }, { code: 101 }, { code: 102 }];
-      let prefix = [{ code: 100 }, { code: 101 }];
-      expect(hasPrefix(keys, prefix)).to.be.true;
-    });
-
-    it ('return false if prefix not matched', () => {
-      let keys = [{ code: 100 }, { code: 101 }, { code: 102 }];
-      let prefix = [{ code: 102 }];
-      expect(hasPrefix(keys, prefix)).to.be.false;
-    });
-  });
-});