[eslint] enable consistent-return

.eslintrc

@@ -16,6 +16,7 @@
             "before": false,
             "after": true,
         }],
+        "consistent-return": "error",
         "curly": ["error", "all"],
         "function-paren-newline": ["error", "multiline"],
         "function-call-argument-newline": ["error", "consistent"],

bin/import-or-require.js

@@ -3,7 +3,8 @@
 const { extname: extnamePath } = require('path');
 const getPackageType = require('get-package-type');
 
-module.exports = function (file) {
+// eslint-disable-next-line consistent-return
+module.exports = function importOrRequire(file) {
     const ext = extnamePath(file);
 
     if (ext === '.mjs' || (ext === '.js' && getPackageType.sync(file) === 'module')) {

lib/results.js

@@ -86,7 +86,8 @@ Results.prototype.createStream = function (opts) {
             while (t = getNextTest(self)) {
                 t.run();
                 if (!t.ended) {
-                    return t.once('end', function () { nextTick(next); });
+                    t.once('end', function () { nextTick(next); });
+                    return;
                 }
             }
             self.emit('done');
@@ -215,11 +216,12 @@ function getNextTest(results) {
 
     do {
         var t = $shift(results.tests);
-        if (!t) { continue; }
-        if (results._only === t) {
+        if (t && results._only === t) {
             return t;
         }
     } while (results.tests.length !== 0);
+
+    return void undefined;
 }
 
 function invalidYaml(str) {

lib/test.js

@@ -104,7 +104,8 @@ function Test(name_, opts_, cb_) {
 Test.prototype.run = function run() {
     this.emit('prerun');
     if (!this._cb || this._skip) {
-        return this._end();
+        this._end();
+        return;
     }
     if (this._timeout != null) {
         this.timeoutAfter(this._timeout);

test/promise_fail.js

@@ -16,7 +16,8 @@ tap.test('callback returning rejected promise should cause that test (and only t
         var rowsString = rows.toString('utf8');
 
         if ((/^skip\n$/).test(rowsString)) {
-            return tt.pass('the test file indicated it should be skipped');
+            tt.pass('the test file indicated it should be skipped');
+            return;
         }
 
         var strippedString = stripFullStack(rowsString).filter(function (line) {
@@ -64,7 +65,8 @@ tap.test('subtest callback returning rejected promise should cause that subtest
         var rowsString = rows.toString('utf8');
 
         if ((/^skip\n$/).test(rowsString)) {
-            return tt.pass('the test file indicated it should be skipped');
+            tt.pass('the test file indicated it should be skipped');
+            return;
         }
 
         var strippedString = stripFullStack(rowsString).filter(function (line) {