fix: remove --skip-plugin from arguments passed to the plugins (#6972)

Fixes #6971

Author: MatthijsBurgh

docs/guide/cli-service.md

@@ -135,10 +135,10 @@ npx vue-cli-service build --skip-plugins pwa
 This option is available for _every_ `vue-cli-service` command, including custom ones added by other plugins.
 :::
 
-You can skip multiple plugins by passing their names as a comma-separated list:
+You can skip multiple plugins by passing their names as a comma-separated list or by repeating the argument:
 
 ```bash
-npx vue-cli-service build --skip-plugins pwa,apollo
+npx vue-cli-service build --skip-plugins pwa,apollo --skip-plugins eslint
 ```
 
 Plugin names are resolved the same way they are during install, as described [here](./plugins-and-presets.md#installing-plugins-in-an-existing-project)

packages/@vue/cli-service/__tests__/Service.spec.js

@@ -208,6 +208,62 @@ test('api: --skip-plugins', async () => {
   expect(untouched).toEqual(true)
 })
 
+describe('internal: gather pluginsToSkip and cleanup args', () => {
+  let resultingArgs, resultingRawArgv
+
+  const testCommand = {
+    id: 'test-command',
+    apply: api => {
+      api.registerCommand('foo', (_args, _rawArgv) => {
+        resultingArgs = _args
+        resultingRawArgv = _rawArgv
+      })
+    }
+  }
+  const plugin1 = {
+    id: 'vue-cli-plugin-test-plugin1',
+    apply: api => {
+    }
+  }
+
+  test('Single --skip-plugins', async () => {
+    const service = await createMockService([
+      testCommand,
+      plugin1
+    ], false)
+    const args = { 'skip-plugins': 'test-plugin1' }
+    const rawArgv = ['foo', '--skip-plugins', 'test-plugin1']
+    await service.run('foo', args, rawArgv)
+    expect(resultingArgs).toEqual({ '_': [] })
+    expect(resultingRawArgv).toEqual([])
+    expect(...service.pluginsToSkip).toEqual('vue-cli-plugin-test-plugin1')
+  })
+
+  resultingArgs = resultingRawArgv = undefined
+  test('Multiple --skip-plugins', async () => {
+    const service = await createMockService([
+      testCommand,
+      plugin1,
+      {
+        id: 'vue-cli-plugin-test-plugin2',
+        apply: api => {
+        }
+      },
+      {
+        id: 'vue-cli-plugin-test-plugin3',
+        apply: api => {
+        }
+      }
+    ], false)
+    const args = { 'skip-plugins': ['test-plugin1,test-plugin2', 'test-plugin3'] }
+    const rawArgv = ['foo', '--skip-plugins', 'test-plugin1,test-plugin2', '--skip-plugins', 'test-plugin3']
+    await service.run('foo', args, rawArgv)
+    expect(resultingArgs).toEqual({ '_': [] })
+    expect(resultingRawArgv).toEqual([])
+    expect([...service.pluginsToSkip].sort()).toEqual(['vue-cli-plugin-test-plugin1', 'vue-cli-plugin-test-plugin2', 'vue-cli-plugin-test-plugin3'])
+  })
+})
+
 test('api: defaultModes', async () => {
   fs.writeFileSync('/.env.foo', `FOO=5\nBAR=6`)
   fs.writeFileSync('/.env.foo.local', `FOO=7\nBAZ=8`)

packages/@vue/cli-service/lib/Service.js

@@ -141,13 +141,29 @@ module.exports = class Service {
     }
   }
 
-  setPluginsToSkip (args) {
-    const skipPlugins = args['skip-plugins']
-    const pluginsToSkip = skipPlugins
-      ? new Set(skipPlugins.split(',').map(id => resolvePluginId(id)))
-      : new Set()
-
+  setPluginsToSkip (args, rawArgv) {
+    let skipPlugins = args['skip-plugins']
+    const pluginsToSkip = new Set()
+    if (skipPlugins) {
+      // When only one appearence, convert to array to prevent duplicate code
+      if (!Array.isArray(skipPlugins)) {
+        skipPlugins = Array.from([skipPlugins])
+      }
+      // Iter over all --skip-plugins appearences
+      for (const value of skipPlugins.values()) {
+        for (const plugin of value.split(',').map(id => resolvePluginId(id))) {
+          pluginsToSkip.add(plugin)
+        }
+      }
+    }
     this.pluginsToSkip = pluginsToSkip
+
+    delete args['skip-plugins']
+    // Delete all --skip-plugin appearences
+    let index
+    while ((index = rawArgv.indexOf('--skip-plugins')) > -1) {
+      rawArgv.splice(index, 2) // Remove the argument and its value
+    }
   }
 
   resolvePlugins (inlinePlugins, useBuiltIn) {
@@ -225,7 +241,7 @@ module.exports = class Service {
     const mode = args.mode || (name === 'build' && args.watch ? 'development' : this.modes[name])
 
     // --skip-plugins arg may have plugins that should be skipped during init()
-    this.setPluginsToSkip(args)
+    this.setPluginsToSkip(args, rawArgv)
 
     // load env variables, load user config, apply plugins
     await this.init(mode)