Condense toBeBeforeOrEqualTo matcher into one file

src/matchers/toBeBeforeOrEqualTo.js

@@ -0,0 +1,20 @@
+export function toBeBeforeOrEqualTo(actual, expected) {
+  const { matcherHint, printReceived } = this.utils;
+
+  const passMessage = () =>
+    matcherHint('.not.toBeBeforeOrEqualTo', 'received', '') +
+    '\n\n' +
+    `Expected date to be before or equal to ${printReceived(expected)} but received:\n` +
+    `  ${printReceived(actual)}`;
+
+  const failMessage = () =>
+    matcherHint('.toBeBeforeOrEqualTo', 'received', '') +
+    '\n\n' +
+    `Expected date to be before or equal to ${printReceived(expected)} but received:\n` +
+    `  ${printReceived(actual)}`;
+
+  const pass = actual <= expected;
+  const message = pass ? passMessage : failMessage;
+
+  return { pass, message };
+}

src/matchers/toBeBeforeOrEqualTo/index.test.js → test/matchers/toBeBeforeOrEqualTo.test.js

@@ -1,4 +1,4 @@
-import * as matcher from './';
+import * as matcher from 'src/matchers/toBeBeforeOrEqualTo';
 
 expect.extend(matcher);