chore: Apply latest generator

.eslintrc

@@ -1,3 +1,3 @@
 {
-  "extends": "groupon"
+  "extends": "groupon/node4"
 }

.travis.yml

@@ -1,12 +1,12 @@
 language: node_js
 node_js:
-  - '4'
-  - '6'
-  - '8'
+  - 4.6.1
+  - 6.11.5
+  - 8.9.0
 deploy:
-  provider: script
-  script: ./node_modules/.bin/nlm release
-  skip_cleanup: true
-  'on':
-    branch: master
-    node: '8'
+  - provider: script
+    script: ./node_modules/.bin/nlm release
+    skip_cleanup: true
+    'on':
+      branch: master
+      node: 8.9.0

src/.eslintrc

@@ -0,0 +1,3 @@
+{
+  "extends": "groupon/node8"
+}

src/assertive.js

@@ -141,9 +141,7 @@ function handleArgs(self, count, args, name, help) {
   if (_.isArray(count) && count.indexOf(argc) !== -1) {
     const n = count[count.length - 1];
     if (argc !== n || _.isString(args[0])) return [name, negated];
-    max = `,\nand when called with ${
-      n
-    } args, the first arg must be a docstring`;
+    max = `,\nand when called with ${n} args, the first arg must be a docstring`;
   }
 
   let wantedArgCount;
@@ -496,9 +494,7 @@ ${name} ${red(stringify(haystack))}, ${needle}`);
     if ((!typeMatches && !negated) || (typeMatches && negated)) {
       value = red(stringify(value));
       const toBeOrNotToBe = `${negated ? 'not ' : ''}to be`;
-      const message = `Expected value ${value} ${toBeOrNotToBe} of type ${
-        stringType
-      }`;
+      const message = `Expected value ${value} ${toBeOrNotToBe} of type ${stringType}`;
       throw error(message, explanation);
     }
   },