chore: switch over to leven for command suggestion (vuejs#5166)

* chore: switch to leven

* chore: update lock file

* chore: iterate through all the available commands and find closest match

* chore: update yarn.lock

* fix: lint

* chore: find the best possible match

Author: jamesgeorge007

packages/@vue/cli/bin/vue.js

@@ -5,10 +5,7 @@
 
 const { chalk, semver } = require('@vue/cli-shared-utils')
 const requiredVersion = require('../package.json').engines.node
-const didYouMean = require('didyoumean')
-
-// Setting edit distance to 60% of the input string's length
-didYouMean.threshold = 0.6
+const leven = require('leven')
 
 function checkNodeVersion (wanted, id) {
   if (!semver.satisfies(process.version, wanted)) {
@@ -261,7 +258,15 @@ if (!process.argv.slice(2).length) {
 function suggestCommands (unknownCommand) {
   const availableCommands = program.commands.map(cmd => cmd._name)
 
-  const suggestion = didYouMean(unknownCommand, availableCommands)
+  let suggestion
+
+  availableCommands.forEach(cmd => {
+    const isBestMatch = leven(cmd, unknownCommand) < leven(suggestion || '', unknownCommand)
+    if (leven(cmd, unknownCommand) < 3 && isBestMatch) {
+      suggestion = cmd
+    }
+  })
+
   if (suggestion) {
     console.log(`  ` + chalk.red(`Did you mean ${chalk.yellow(suggestion)}?`))
   }

packages/@vue/cli/package.json

@@ -33,7 +33,6 @@
     "commander": "^2.20.0",
     "debug": "^4.1.0",
     "deepmerge": "^4.2.2",
-    "didyoumean": "^1.2.1",
     "download-git-repo": "^1.0.2",
     "ejs": "^2.7.1",
     "envinfo": "^7.5.0",
@@ -45,6 +44,7 @@
     "javascript-stringify": "^1.6.0",
     "js-yaml": "^3.13.1",
     "jscodeshift": "^0.7.0",
+    "leven": "^3.1.0",
     "lodash.clonedeep": "^4.5.0",
     "lru-cache": "^5.1.1",
     "minimist": "^1.2.0",

yarn.lock

@@ -2529,7 +2529,7 @@
   resolved "https://registry.yarnpkg.com/@types/minimatch/-/minimatch-3.0.3.tgz#3dca0e3f33b200fc7d1139c0cd96c1268cadfd9d"
   integrity sha512-tHq6qdbT9U1IRSGf14CL0pUlULksvY9OZ+5eEgl1N7t+OA3tGvNpxJCzuKQlsNgCVwbAs670L1vcVQi8j9HjnA==
 
-"@types/mocha@^5.2.4", "@types/mocha@^5.2.6":
+"@types/mocha@^5.2.6":
   version "5.2.7"
   resolved "https://registry.yarnpkg.com/@types/mocha/-/mocha-5.2.7.tgz#315d570ccb56c53452ff8638738df60726d5b6ea"
   integrity sha512-NYrtPht0wGzhwe9+/idPaBB+TqkY9AhTvOLMkThm0IoEfLaiVQZwBwyJ5puCkO3AUCWrmcoePjp2mbFocKy4SQ==
@@ -2798,14 +2798,6 @@
   resolved "https://registry.yarnpkg.com/@vue/preload-webpack-plugin/-/preload-webpack-plugin-1.1.1.tgz#18723530d304f443021da2292d6ec9502826104a"
   integrity sha512-8VCoJeeH8tCkzhkpfOkt+abALQkS11OIHhte5MBzYaKMTqK0A3ZAKEUVAffsOklhEv7t0yrQt696Opnu9oAx+w==
 
-"@vue/[email protected]":
-  version "1.0.0-beta.29"
-  resolved "https://registry.yarnpkg.com/@vue/test-utils/-/test-utils-1.0.0-beta.29.tgz#c942cf25e891cf081b6a03332b4ae1ef430726f0"
-  integrity sha512-yX4sxEIHh4M9yAbLA/ikpEnGKMNBCnoX98xE1RwxfhQVcn0MaXNSj1Qmac+ZydTj6VBSEVukchBogXBTwc+9iA==
-  dependencies:
-    dom-event-types "^1.0.0"
-    lodash "^4.17.4"
-
 "@vue/[email protected]":
   version "1.0.0-beta.31"
   resolved "https://registry.yarnpkg.com/@vue/test-utils/-/test-utils-1.0.0-beta.31.tgz#580d6e45f07452e497d69807d80986e713949b73"
@@ -5161,7 +5153,7 @@ chrome-trace-event@^1.0.2:
   dependencies:
     tslib "^1.9.0"
 
-chromedriver@80, chromedriver@^80.0.0:
+chromedriver@^80.0.0:
   version "80.0.0"
   resolved "https://registry.yarnpkg.com/chromedriver/-/chromedriver-80.0.0.tgz#f9e2af4c2117e7e07dc4558cf9496a70ad6c3ddc"
   integrity sha512-W4tIbaOve7HeGFLnbbZMV4AUlnBaapL+H41fvDFKOXCmUvgPhxVN9y/c3EgmsOcokLQkqxpOC/txEujms1eT0w==
@@ -6778,11 +6770,6 @@ [email protected]:
   dependencies:
     streamsearch "0.1.2"
 
-didyoumean@^1.2.1:
-  version "1.2.1"
-  resolved "https://registry.yarnpkg.com/didyoumean/-/didyoumean-1.2.1.tgz#e92edfdada6537d484d73c0172fd1eba0c4976ff"
-  integrity sha1-6S7f2tplN9SE1zwBcv0eugxJdv8=
-
 diff-sequences@^24.9.0:
   version "24.9.0"
   resolved "https://registry.yarnpkg.com/diff-sequences/-/diff-sequences-24.9.0.tgz#5715d6244e2aa65f48bba0bc972db0b0b11e95b5"