Tweaked default help output to follow consistent spacing patterns. Ad…

…ded a global reference (symbol) that can be detected by devtools.

.gitignore

@@ -9,6 +9,7 @@
 !.*.yml
 node_modules
 test/output/**/*
+test/*.txt
 /**/*.old
 test/package-lock.json
 build/package-lock.json

src/command.js

@@ -45,7 +45,7 @@ export default class Command extends Base {
     this.#pattern = cfg.pattern || /[\s\S]+/i
 
     if (cfg.alias && !cfg.aliases) {
-      cfg.aliases = Array.isArray(cfg.alias) ? cfg.alias : [cfg.alias]
+      cfg.aliases = typeof cfg.alias === 'string' ? [cfg.alias] : (Array.isArray(cfg.alias) ? cfg.alias : Array.from(cfg.alias))
       delete cfg.alias
     }
 

src/format.js

@@ -106,7 +106,7 @@ class Formatter {
       if (subcommands.trim().length === 0) {
         subcommands = ''
       }
-      return usage + (flags.size > 0 ? '\n\nFlags:' + table.output : '') + subcommands
+      return usage + (flags.size > 0 ? '\n\nFlags:\n' + table.output : '') + subcommands
     } else if (this.#data instanceof Shell) {
       return [usage, this.subcommands].join('\n')
     }

src/shell.js

@@ -38,6 +38,9 @@ export default class Shell extends Base {
     this.#version = cfg.version || '1.0.0'
     this.#maxHistoryItems = cfg.maxhistory || cfg.maxHistoryItems || 100
     this.#tabWidth = cfg.hasOwnProperty('tabWidth') ? cfg.tabWidth : 4
+
+    // This sets a global symbol that dev tools can find.
+    Object.defineProperty(globalThis, Symbol('SHELL_INTEGRATIONS'), { enumerable: false, get () { return this }})
   }
 
   get data () {

test/unit/01-sanity/01-sanity.js

@@ -2,6 +2,7 @@ import 'source-map-support/register.js'
 import test from 'tape'
 import { Command, Shell, Formatter } from '../../.node/index.js'
 // import fs from 'fs'
+// import path from 'path'
 
 test('Sanity Check - Shell', t => {
   const shell = new Shell({
@@ -80,9 +81,11 @@ test('Output Formatting', t => {
 
   t.ok(formatter instanceof Formatter, 'Basic formatter instantiates correctly.')
   // fs.writeFileSync('./test.txt', Buffer.from(formatter.help))
+  // console.log(formatter.help)
   t.ok(formatter.help === `test cmd|c [FLAGS]
 
 Flags:
+
   -test       [-t]            test description                                   
   -more       [-m, -mr]       This is a longer description that should break onto
                               more than one line, or perhaps even more than one