Setup eslint and enforce rules

src/cli/directive/UsageDirective.ts

@@ -1,7 +1,7 @@
-import {Directive} from "../Directive"
-import {Injectable, Inject} from "../../di"
-import {padRight} from "../../util"
-import {CommandLine} from "../service"
+import {Directive} from '../Directive'
+import {Injectable, Inject} from '../../di'
+import {padRight} from '../../util'
+import {CommandLine} from '../service'
 
 /**
  * Directive that prints the help message and usage information about
@@ -20,7 +20,7 @@ export class UsageDirective extends Directive {
         return 'print information about available commands'
     }
 
-    public handle(argv: string[]): void | Promise<void> {
+    public handle(): void | Promise<void> {
         const directiveStrings = this.cli.getDirectives()
             .map(cls => this.make<Directive>(cls))
             .map<[string, string]>(dir => {
@@ -30,15 +30,15 @@ export class UsageDirective extends Directive {
         const maxLen = directiveStrings.max<number>(x => x[0].length)
 
         const printStrings = directiveStrings.map(grp => {
-                return [padRight(grp[0], maxLen + 1), grp[1]]
-            })
+            return [padRight(grp[0], maxLen + 1), grp[1]]
+        })
             .map(grp => {
                 return `    ${grp[0]}: ${grp[1]}`
             })
             .toArray()
 
-        console.log(this.cli.getASCIILogo())
-        console.log([
+        this.nativeOutput(this.cli.getASCIILogo())
+        this.nativeOutput([
             '',
             'Welcome to Extollo! Specify a command to get started.',
             '',
@@ -48,7 +48,7 @@ export class UsageDirective extends Directive {
             '',
             'For usage information about a particular command, pass the --help flag.',
             '-------------------------------------------',
-            `powered by Extollo, © ${(new Date).getFullYear()} Garrett Mills`,
+            `powered by Extollo, © ${(new Date()).getFullYear()} Garrett Mills`,
         ].join('\n'))
     }
 }