Add SVGO plugin

packages/docs/src/content/docs/reference/plugins.md

@@ -1,9 +1,9 @@
 ---
-title: Plugins (100)
+title: Plugins (101)
 tableOfContents: false
 ---
 
-:::section{.columns.min200}
+\:::section\{.columns.min200}
 
 - [Angular][1]
 - [Astro][2]
@@ -66,47 +66,48 @@ tableOfContents: false
 - [Prettier][59]
 - [React Cosmos][60]
 - [React Router][61]
-- [Release It!][62]
-- [Remark][63]
-- [Remix][64]
-- [Rollup][65]
-- [Rsbuild][66]
-- [Rspack][67]
-- [Semantic Release][68]
-- [Sentry][69]
-- [simple-git-hooks][70]
-- [size-limit][71]
-- [SST][72]
-- [Starlight][73]
-- [Storybook][74]
-- [Stryker][75]
-- [Stylelint][76]
-- [Svelte][77]
-- [Syncpack][78]
-- [Tailwind][79]
-- [TanStack Router][80]
-- [Travis CI][81]
-- [ts-node][82]
-- [tsup][83]
-- [tsx][84]
-- [TypeDoc][85]
-- [TypeScript][86]
-- [unbuild][87]
-- [UnoCSS][88]
-- [Vercel OG][89]
-- [Vike][90]
-- [Vite][91]
-- [Vitest][92]
-- [Vue][93]
-- [WebdriverIO][94]
-- [webpack][95]
-- [Wireit][96]
-- [Wrangler][97]
-- [xo][98]
-- [Yarn][99]
-- [yorkie][100]
+- [Relay][62]
+- [Release It!][63]
+- [Remark][64]
+- [Remix][65]
+- [Rollup][66]
+- [Rsbuild][67]
+- [Rspack][68]
+- [Semantic Release][69]
+- [Sentry][70]
+- [simple-git-hooks][71]
+- [size-limit][72]
+- [SST][73]
+- [Starlight][74]
+- [Storybook][75]
+- [Stryker][76]
+- [Stylelint][77]
+- [Svelte][78]
+- [SVGO][79]
+- [Syncpack][80]
+- [Tailwind][81]
+- [Travis CI][82]
+- [ts-node][83]
+- [tsup][84]
+- [tsx][85]
+- [TypeDoc][86]
+- [TypeScript][87]
+- [unbuild][88]
+- [UnoCSS][89]
+- [Vercel OG][90]
+- [Vike][91]
+- [Vite][92]
+- [Vitest][93]
+- [Vue][94]
+- [WebdriverIO][95]
+- [webpack][96]
+- [Wireit][97]
+- [Wrangler][98]
+- [xo][99]
+- [Yarn][100]
+- [yorkie][101]
 
-:::
+\:::
 
 [1]: /reference/plugins/angular 'Angular'
 [2]: /reference/plugins/astro 'Astro'
@@ -169,42 +170,43 @@ tableOfContents: false
 [59]: /reference/plugins/prettier 'Prettier'
 [60]: /reference/plugins/react-cosmos 'React Cosmos'
 [61]: /reference/plugins/react-router 'React Router'
-[62]: /reference/plugins/release-it 'Release It!'
-[63]: /reference/plugins/remark 'Remark'
-[64]: /reference/plugins/remix 'Remix'
-[65]: /reference/plugins/rollup 'Rollup'
-[66]: /reference/plugins/rsbuild 'Rsbuild'
-[67]: /reference/plugins/rspack 'Rspack'
-[68]: /reference/plugins/semantic-release 'Semantic Release'
-[69]: /reference/plugins/sentry 'Sentry'
-[70]: /reference/plugins/simple-git-hooks 'simple-git-hooks'
-[71]: /reference/plugins/size-limit 'size-limit'
-[72]: /reference/plugins/sst 'SST'
-[73]: /reference/plugins/starlight 'Starlight'
-[74]: /reference/plugins/storybook 'Storybook'
-[75]: /reference/plugins/stryker 'Stryker'
-[76]: /reference/plugins/stylelint 'Stylelint'
-[77]: /reference/plugins/svelte 'Svelte'
-[78]: /reference/plugins/syncpack 'Syncpack'
-[79]: /reference/plugins/tailwind 'Tailwind'
-[80]: /reference/plugins/tanstack-router 'TanStack Router'
-[81]: /reference/plugins/travis 'Travis CI'
-[82]: /reference/plugins/ts-node 'ts-node'
-[83]: /reference/plugins/tsup 'tsup'
-[84]: /reference/plugins/tsx 'tsx'
-[85]: /reference/plugins/typedoc 'TypeDoc'
-[86]: /reference/plugins/typescript 'TypeScript'
-[87]: /reference/plugins/unbuild 'unbuild'
-[88]: /reference/plugins/unocss 'UnoCSS'
-[89]: /reference/plugins/vercel-og 'Vercel OG'
-[90]: /reference/plugins/vike 'Vike'
-[91]: /reference/plugins/vite 'Vite'
-[92]: /reference/plugins/vitest 'Vitest'
-[93]: /reference/plugins/vue 'Vue'
-[94]: /reference/plugins/webdriver-io 'WebdriverIO'
-[95]: /reference/plugins/webpack 'webpack'
-[96]: /reference/plugins/wireit 'Wireit'
-[97]: /reference/plugins/wrangler 'Wrangler'
-[98]: /reference/plugins/xo 'xo'
-[99]: /reference/plugins/yarn 'Yarn'
-[100]: /reference/plugins/yorkie 'yorkie'
+[62]: /reference/plugins/relay 'Relay'
+[63]: /reference/plugins/release-it 'Release It!'
+[64]: /reference/plugins/remark 'Remark'
+[65]: /reference/plugins/remix 'Remix'
+[66]: /reference/plugins/rollup 'Rollup'
+[67]: /reference/plugins/rsbuild 'Rsbuild'
+[68]: /reference/plugins/rspack 'Rspack'
+[69]: /reference/plugins/semantic-release 'Semantic Release'
+[70]: /reference/plugins/sentry 'Sentry'
+[71]: /reference/plugins/simple-git-hooks 'simple-git-hooks'
+[72]: /reference/plugins/size-limit 'size-limit'
+[73]: /reference/plugins/sst 'SST'
+[74]: /reference/plugins/starlight 'Starlight'
+[75]: /reference/plugins/storybook 'Storybook'
+[76]: /reference/plugins/stryker 'Stryker'
+[77]: /reference/plugins/stylelint 'Stylelint'
+[78]: /reference/plugins/svelte 'Svelte'
+[79]: /reference/plugins/svgo 'SVGO'
+[80]: /reference/plugins/syncpack 'Syncpack'
+[81]: /reference/plugins/tailwind 'Tailwind'
+[82]: /reference/plugins/travis 'Travis CI'
+[83]: /reference/plugins/ts-node 'ts-node'
+[84]: /reference/plugins/tsup 'tsup'
+[85]: /reference/plugins/tsx 'tsx'
+[86]: /reference/plugins/typedoc 'TypeDoc'
+[87]: /reference/plugins/typescript 'TypeScript'
+[88]: /reference/plugins/unbuild 'unbuild'
+[89]: /reference/plugins/unocss 'UnoCSS'
+[90]: /reference/plugins/vercel-og 'Vercel OG'
+[91]: /reference/plugins/vike 'Vike'
+[92]: /reference/plugins/vite 'Vite'
+[93]: /reference/plugins/vitest 'Vitest'
+[94]: /reference/plugins/vue 'Vue'
+[95]: /reference/plugins/webdriver-io 'WebdriverIO'
+[96]: /reference/plugins/webpack 'webpack'
+[97]: /reference/plugins/wireit 'Wireit'
+[98]: /reference/plugins/wrangler 'Wrangler'
+[99]: /reference/plugins/xo 'xo'
+[100]: /reference/plugins/yarn 'Yarn'
+[101]: /reference/plugins/yorkie 'yorkie'

packages/knip/fixtures/plugins/svgo/package.json

@@ -0,0 +1,9 @@
+{
+  "name": "@fixtures/svgo",
+  "scripts": {
+    "svgo": "svgo --folder icons"
+  },
+  "dependencies": {
+    "svgo": "*"
+  }
+}

packages/knip/fixtures/plugins/svgo/svgo.config.js

@@ -0,0 +1,14 @@
+module.exports = {
+  plugins: [
+    'preset-default',
+    'convertStyleToAttrs',
+    'removeOffCanvasPaths',
+    'removeScriptElement',
+    'removeStyleElement',
+    'removeDimensions',
+    'reusePaths',
+    'sortAttrs',
+  ],
+  multipass: true,
+  precision: 2,
+};

packages/knip/schema.json

@@ -607,6 +607,10 @@
           "title": "svelte plugin configuration (https://knip.dev/reference/plugins/svelte)",
           "$ref": "#/definitions/plugin"
         },
+        "svgo": {
+          "title": "svgo plugin configuration (https://knip.dev/reference/plugins/svgo)",
+          "$ref": "#/definitions/plugin"
+        },
         "syncpack": {
           "title": "syncpack plugin configuration (https://knip.dev/reference/plugins/syncpack)",
           "$ref": "#/definitions/plugin"

packages/knip/src/plugins/index.ts

@@ -77,6 +77,7 @@ import { default as storybook } from './storybook/index.js';
 import { default as stryker } from './stryker/index.js';
 import { default as stylelint } from './stylelint/index.js';
 import { default as svelte } from './svelte/index.js';
+import { default as svgo } from './svgo/index.js';
 import { default as syncpack } from './syncpack/index.js';
 import { default as tailwind } from './tailwind/index.js';
 import { default as travis } from './travis/index.js';
@@ -179,6 +180,7 @@ export const Plugins = {
   stryker,
   stylelint,
   svelte,
+  svgo,
   syncpack,
   tailwind,
   travis,

packages/knip/src/plugins/svgo/index.ts

@@ -0,0 +1,20 @@
+import type { IsPluginEnabled, Plugin } from '../../types/config.js';
+import { hasDependency } from '../../util/plugin.js';
+
+// https://github.com/svg/svgo
+// https://github.com/svg/svgo/blob/main/lib/svgo-node.js
+
+const title = 'SVGO';
+
+const enablers = ['svgo'];
+
+const isEnabled: IsPluginEnabled = ({ dependencies }) => hasDependency(dependencies, enablers);
+
+const entry = ['svgo.config.{js,cjs,mjs}'];
+
+export default {
+  title,
+  enablers,
+  isEnabled,
+  entry,
+} satisfies Plugin;

packages/knip/src/schema/plugins.ts

@@ -91,6 +91,7 @@ export const pluginsSchema = z.object({
   stryker: pluginSchema,
   stylelint: pluginSchema,
   svelte: pluginSchema,
+  svgo: pluginSchema,
   syncpack: pluginSchema,
   tailwind: pluginSchema,
   travis: pluginSchema,

packages/knip/src/types/PluginNames.ts

@@ -78,6 +78,7 @@ export type PluginName =
   | 'stryker'
   | 'stylelint'
   | 'svelte'
+  | 'svgo'
   | 'syncpack'
   | 'tailwind'
   | 'travis'
@@ -180,6 +181,7 @@ export const pluginNames = [
   'stryker',
   'stylelint',
   'svelte',
+  'svgo',
   'syncpack',
   'tailwind',
   'travis',

packages/knip/test/plugins/svgo.test.ts

@@ -0,0 +1,21 @@
+import { test } from 'bun:test';
+import assert from 'node:assert/strict';
+import { main } from '../../src/index.js';
+import { resolve } from '../../src/util/path.js';
+import baseArguments from '../helpers/baseArguments.js';
+import baseCounters from '../helpers/baseCounters.js';
+
+const cwd = resolve('fixtures/plugins/svgo');
+
+test('Find dependencies with the SVGO plugin', async () => {
+  const { counters } = await main({
+    ...baseArguments,
+    cwd,
+  });
+
+  assert.deepEqual(counters, {
+    ...baseCounters,
+    processed: 1,
+    total: 1,
+  });
+});