feat(conf): config is loaded from package.json

Configuration loaded initially from package.json. The nearest
package.json is used starting from `require.main`. If require.main is
not defined, process.cwd() is used.

Configuration still be manually changed using seeli.get + seeli.set

examples/.npmrc

@@ -0,0 +1 @@
+package-lock=false

examples/cli.js

@@ -1,15 +1,9 @@
 #!/usr/bin/env node
 
 'use strict'
-const cli = require('../')
-
-cli.set({
-  exitOnError: false
-, color: 'green'
-, name: 'example'
-})
-
+const cli = require('seeli')
 const commands = require('./commands')
+
 for (const [name, command] of Object.entries(commands)) {
   if (command.options.name) {
     cli.use(command)
@@ -19,5 +13,4 @@ for (const [name, command] of Object.entries(commands)) {
 }
 
 if (require.main === module) cli.run()
-
 module.exports = cli

examples/commands/flip.js

@@ -1,6 +1,6 @@
 'use strict'
 
-const cli = require('../../')
+const cli = require('seeli')
 const CHARS = {
   // uppercase (incomplete)
   'A': '∀'

examples/commands/foaas.js

@@ -2,7 +2,7 @@
 
 const https = require('https')
 
-const cli = require('../../')
+const cli = require('seeli')
 const Command = cli.Command
 
 const NAME = cli.get('name')

examples/commands/hello.js

@@ -2,7 +2,7 @@
 
 const tty = require('tty')
 const os = require('os')
-const cli = require('../../')
+const cli = require('seeli')
 
 module.exports = new cli.Command({
   description: 'displays a simple hello world command'

examples/commands/index.js

@@ -6,5 +6,4 @@ module.exports = {
 , flip: require('./flip')
 , ui: require('./ui')
 , password: require('./password-confirm')
-, sub: require('./sub')
 }

examples/commands/password-confirm.js

@@ -1,6 +1,6 @@
 'use strict'
 
-const cli = require('../../')
+const cli = require('seeli')
 
 module.exports = new cli.Command({
   description: 'Set your password'

examples/commands/ui.js

@@ -1,7 +1,7 @@
 'use strict'
 
 const toArray = require('mout/lang/toArray')
-const cli = require('../../')
+const cli = require('seeli')
 const spinners = require('cli-spinners')
 module.exports = new cli.Command({
   description: 'Allows you to play with progress spinners and displays'

examples/package.json

@@ -10,5 +10,15 @@
   "scripts": {},
   "keywords": [],
   "author": "Eric Satterwhite <[email protected]>",
-  "license": "ISC"
+  "license": "ISC",
+  "dependencies": {
+    "cli-spinners": "^2.5.0",
+    "debug": "*",
+    "seeli": "file:../"
+  },
+  "seeli": {
+    "color": "magenta",
+    "name": "fake",
+    "help": "./commands/ui"
+  }
 }

lib/conf.js

@@ -3,43 +3,58 @@
 const os = require('os')
 const path = require('path')
 const chalk = require('chalk')
+const pkgup = require('pkg-up')
 const set = require('mout/object/set')
 const get = require('mout/object/get')
 const isObject = require('mout/lang/isPlainObject')
-
+const debug = require('debug')('seeli:conf')
+const CWD = process.cwd()
 const filename = process.argv[1]
 
-let username = 'seeli'
-let host = 'local'
-
-try {
-  const info = os.userInfo()
-  host = os.hostname()
-  username = info.username
-} catch (_) {}
-
-const PS1 = `${username}@${host}`
 const name = filename
   ? path.basename(filename, '.js')
   : 'seeli'
 
-const defaults = {
+let config = {
   color: 'green'
-, prompt: `[${chalk.green(PS1)} ${chalk.bold(name)}]$ `
 , name: name
 , help: path.resolve(path.join(__dirname, 'commands', 'help'))
 , exitOnError: false
 , exitOnContent: false
 }
 
-exports.get = function(key) {
-  return get(defaults, key)
+try {
+  const cwd = get(require, 'main.path') || CWD
+  const pkgjson = pkgup.sync({cwd})
+  debug('loading configuration from %s', pkgjson)
+  const pkg = require(pkgjson)
+  const override = pkg.seeli || {}
+  const help = resolveHelp(override.help, cwd)
+  config = {
+    ...config
+  , ...override
+  , help: help
+  }
+} catch (e) {
+  debug('unable to load configuration. using config', e)
 }
 
-exports.set = function(key, value) {
-  if (!isObject(key)) return set(defaults, key, value)
+module.exports = {
+  get: (key) => {
+    return get(config, key)
+  }
+
+, set: (key, value) => {
+    if (!isObject(key)) return set(config, key, value)
 
-  for (const [k, v] of Object.entries(key)) {
-    set(defaults, k, v)
+    for (const [k, v] of Object.entries(key)) {
+      set(config, k, v)
+    }
   }
 }
+
+function resolveHelp(location, cwd) {
+  if (!location) return config.help
+  if (path.isAbsolute(location)) return config.help
+  return path.join(cwd, location)
+}