Add --disable command line option.

lib/svgo.d.ts

@@ -74,6 +74,7 @@ export type Config = {
   plugins?: PluginConfig[];
   preset?: 'default' | 'next' | 'none';
   enable?: string[];
+  disable?: string[];
   /** Options for rendering optimized SVG from AST. */
   js2svg?: StringifyOptions;
   /** Output as Data URI string. */

lib/svgo.js

@@ -161,7 +161,7 @@ export const optimize = (input, config) => {
       );
     }
     /** @type {import('./svgo.js').Config} */
-    const globalOverrides = {};
+    const globalOverrides = { disable: config.disable };
     if (config.floatPrecision != null) {
       globalOverrides.floatPrecision = config.floatPrecision;
     }

lib/svgo/coa.js

@@ -59,13 +59,17 @@ export default function makeProgram(program) {
       'Specify which set of predefined plugins to use',
       'default',
     )
+    .option(
+      '--config <CONFIG>',
+      'Custom config file, only .js, .mjs, and .cjs is supported',
+    )
     .option(
       '--enable <plugin...>',
-      'Specify one or more builtin plugins to run in addition to the presets',
+      'Specify one or more builtin plugins to run in addition to those in the preset or config',
     )
     .option(
-      '--config <CONFIG>',
-      'Custom config file, only .js, .mjs, and .cjs is supported',
+      '--disable <plugin...>',
+      'Specify one or more plugins from the preset or config which should not be run ',
     )
     .option(
       '--datauri <FORMAT>',
@@ -247,6 +251,9 @@ async function action(args, opts, command) {
   if (opts.enable) {
     config.enable = opts.enable;
   }
+  if (opts.disable) {
+    config.disable = opts.disable;
+  }
 
   // --pretty
   if (opts.pretty) {

lib/svgo/plugins.js

@@ -31,6 +31,12 @@ export const invokePlugins = (
     if (override === false) {
       continue;
     }
+    if (
+      globalOverrides.disable &&
+      globalOverrides.disable.includes(plugin.name)
+    ) {
+      continue;
+    }
     const params = { ...plugin.params, ...globalOverrides, ...override };
 
     const visitor = plugin.fn(ast, params, info);
@@ -51,8 +57,9 @@ export const createPreset = ({ name, plugins, description }) => {
     isPreset: true,
     plugins: Object.freeze(plugins),
     fn: (ast, params, info) => {
-      const { floatPrecision, overrides } = params;
-      const globalOverrides = {};
+      const { floatPrecision, disable, overrides } = params;
+      /** @type {import('../svgo.js').Config} */
+      const globalOverrides = { disable: disable };
       if (floatPrecision != null) {
         globalOverrides.floatPrecision = floatPrecision;
       }

test/coa/option.disable.test.js

@@ -0,0 +1,96 @@
+import fs from 'fs';
+import path from 'path';
+import { Command } from 'commander';
+import { fileURLToPath } from 'url';
+import svgo from '../../lib/svgo/coa.js';
+
+const __dirname = path.dirname(fileURLToPath(import.meta.url));
+
+const tempFolder = 'temp';
+
+/**
+ * @param {string[]} args
+ */
+function runProgram(args) {
+  const program = new Command();
+  svgo(program);
+  // prevent running process.exit
+  program.exitOverride(() => {});
+  // parser skips first two arguments
+  return program.parseAsync(['0', '1', ...args]);
+}
+
+const PLUGINOPT_DIR = path.resolve(__dirname, 'testPluginOpts');
+const PLUGINOPT_FILE1 = path.resolve(PLUGINOPT_DIR, 'test1.svg');
+const PLUGINOPT_FILE1_OPT = path.resolve(tempFolder, 'test1.svg');
+
+const EXPECT_NO_CHANGE =
+  '<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><rect x="10" y="20" width="10" height="20" transform="matrix(1 0 0 1 10 20) "/></svg>';
+const EXPECT_TRANS =
+  '<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><rect x="10" y="20" width="10" height="20" transform="translate(10 20)"/></svg>';
+
+describe('test --disable option', function () {
+  afterAll(() => {
+    fs.rmSync(tempFolder, { force: true, recursive: true });
+  });
+
+  it('should not run convertShapeToPath with --preset=default and --disable=convertShapeToPath', async () => {
+    await runProgram([
+      '-i',
+      PLUGINOPT_FILE1,
+      '-o',
+      PLUGINOPT_FILE1_OPT,
+      '--quiet',
+      '--disable=convertShapeToPath',
+    ]);
+    const opt = fs.readFileSync(PLUGINOPT_FILE1_OPT, { encoding: 'utf8' });
+    expect(opt).toBe(EXPECT_TRANS);
+  });
+
+  it('should run multiple plugins with --preset=default and --disable minifyTransforms convertShapeToPath cleanupAttrs', async () => {
+    await runProgram([
+      '-i',
+      PLUGINOPT_FILE1,
+      '-o',
+      PLUGINOPT_FILE1_OPT,
+      '--quiet',
+      '--disable',
+      'minifyTransforms',
+      'convertShapeToPath',
+      'cleanupAttrs',
+    ]);
+    const opt = fs.readFileSync(PLUGINOPT_FILE1_OPT, { encoding: 'utf8' });
+    expect(opt).toBe(EXPECT_NO_CHANGE);
+  });
+
+  it('should ignore invalid plugin names', async () => {
+    await runProgram([
+      '-i',
+      PLUGINOPT_FILE1,
+      '-o',
+      PLUGINOPT_FILE1_OPT,
+      '--quiet',
+      '--disable',
+      'x',
+      'convertShapeToPath',
+    ]);
+    const opt = fs.readFileSync(PLUGINOPT_FILE1_OPT, { encoding: 'utf8' });
+    expect(opt).toBe(EXPECT_TRANS);
+  });
+
+  it('should work when plugins are specified in custom config', async () => {
+    await runProgram([
+      '-i',
+      PLUGINOPT_FILE1,
+      '-o',
+      PLUGINOPT_FILE1_OPT,
+      '--quiet',
+      '--disable',
+      'minifyTransforms',
+      '--config',
+      path.resolve(PLUGINOPT_DIR, 'config1.js'),
+    ]);
+    const opt = fs.readFileSync(PLUGINOPT_FILE1_OPT, { encoding: 'utf8' });
+    expect(opt).toBe(EXPECT_NO_CHANGE);
+  });
+});

test/regression.js

@@ -35,9 +35,11 @@ async function performTests(options) {
   let totalCompression = 0;
 
   /** @type {import('../lib/svgo.js').Config} */
-  const config = {};
-  config.preset = options.preset;
-  config.enable = options.enable;
+  const config = {
+    preset: options.preset,
+    enable: options.enable,
+    disable: options.disable,
+  };
 
   /**
    * @param {string[]} list
@@ -180,7 +182,11 @@ program
   )
   .option(
     '--enable <plugin...>',
-    'Specify one or more builtin plugins to run in addition to the presets',
+    'Specify one or more builtin plugins to run in addition to those in the preset or config',
+  )
+  .option(
+    '--disable <plugin...>',
+    'Specify one or more plugins from the preset or config which should not be run ',
   )
   .option(
     '--inputdir <dir>',