feat: add support for --disable and --enable flags back

lib/svgo.js

@@ -4,11 +4,22 @@ import { builtin } from './builtin.js';
 import { invokePlugins } from './svgo/plugins.js';
 import { encodeSVGDatauri } from './svgo/tools.js';
 
+/**
+ * @template T {any}
+ * @typedef {import('./types.js').PluginConfig<T>} PluginConfig<T>
+ * @typedef {import('./types.js').PresetConfig} PresetConfig
+ */
+
 const pluginsMap = {};
 for (const plugin of builtin) {
   pluginsMap[plugin.name] = plugin;
 }
 
+/**
+ * @template T {any}
+ * @param {string | PresetConfig| PluginConfig<T>} plugin plugin name or plugin config
+ * @returns {PresetConfig| PluginConfig<T> | null} plugin config or null if plugin was not found
+ */
 const resolvePluginConfig = (plugin) => {
   if (typeof plugin === 'string') {
     // resolve builtin plugin specified as string
@@ -77,10 +88,33 @@ export const optimize = (input, config) => {
         'Warning: plugins list includes null or undefined elements, these will be ignored.',
       );
     }
+
+    const disablePlugins = config.disable;
+    if (disablePlugins != null && !Array.isArray(disablePlugins)) {
+      throw Error('malformed config, `disable` property must be an array.');
+    }
+
+    const enablePlugins = config.enable;
+    if (enablePlugins != null && !Array.isArray(enablePlugins)) {
+      throw Error('malformed config, `enable` property must be an array.');
+    }
+
     const globalOverrides = {};
     if (config.floatPrecision != null) {
       globalOverrides.floatPrecision = config.floatPrecision;
     }
+    const overrides = {};
+    if (disablePlugins != null) {
+      for (const plugin of disablePlugins) {
+        overrides[plugin] = false;
+      }
+    }
+    if (enablePlugins != null) {
+      for (const plugin of enablePlugins) {
+        overrides[plugin] = true;
+      }
+    }
+    globalOverrides.overrides = overrides;
     invokePlugins(ast, info, resolvedPlugins, null, globalOverrides);
     output = stringifySvg(ast, config.js2svg);
     if (output.length < prevResultSize) {

lib/svgo/coa.js

@@ -76,6 +76,11 @@ export default function makeProgram(program) {
       'Only output error messages, not regular status messages',
     )
     .option('--show-plugins', 'Show available plugins and exit')
+    .option('--disable <PLUGINS...>', 'Disable selected plugins')
+    .option(
+      '--enable <PLUGINS...>',
+      'Enable selected plugins. Takes precedence over `disable`',
+    )
     // used by picocolors internally
     .option('--no-color', 'Output plain text without color')
     .action(action);
@@ -272,6 +277,14 @@ async function action(args, opts, command) {
 
     return processSVGData(config, null, data, output[0]);
   }
+
+  if (opts.disable) {
+    config.disable = opts.disable;
+  }
+
+  if (opts.enable) {
+    config.enable = opts.enable;
+  }
 }
 
 /**

lib/types.d.ts

@@ -111,6 +111,17 @@ export type Plugin<Params> = (
   info: PluginInfo,
 ) => Visitor | null | void;
 
+export type PluginConfig<Params> = {
+  name: string;
+  params: any;
+  fn: Plugin<Params> | null;
+};
+
+export type PresetConfig = {
+  name: string;
+  plugins: PluginConfig<any>[];
+};
+
 export type Specificity = [number, number, number];
 
 export type StylesheetDeclaration = {