refactor: removed commander implementation

bin/paragon-scripts.js

@@ -1,99 +1,32 @@
 #!/usr/bin/env node
 const chalk = require('chalk');
-const { program, Option } = require('commander');
 const themeCommand = require('../lib/install-theme');
 const buildTokensCommand = require('../lib/build-tokens');
 const replaceVariablesCommand = require('../lib/replace-variables');
 const buildScssCommand = require('../lib/build-scss');
+// command: executor function
+const COMMANDS = {
+  'install-theme': themeCommand,
+  'build-tokens': buildTokensCommand,
+  'replace-variables': replaceVariablesCommand,
+  'build-scss': buildScssCommand,
+};
+
+(async () => {
+  const [command, ...commandArgs] = process.argv.slice(2);
+  const executor = COMMANDS[command];
+
+  if (!executor) {
+    // eslint-disable-next-line no-console
+    console.log(chalk.red.bold('Unknown command. Usage: paragon <command>'));
+    return;
+  }
 
-const executor = async (func) => {
-  const params = process.argv.slice(3);
   try {
-    await func(params);
+    await executor(commandArgs);
   } catch (error) {
     // eslint-disable-next-line no-console
     console.error(chalk.red.bold('An error occurred:', error.message));
     process.exit(1);
   }
-};
-
-program
-  .version('0.0.1')
-  .command('build-tokens')
-  .description('Build design tokens for your project')
-  .option('-s, --source <filePath>', 'Specify the source directory for design tokens')
-  .option('-b, --build-dir <filePath>', 'Specify the build directory for the generated tokens')
-  .option('--source-tokens-only', 'Include only source design tokens in the build')
-  .option('-t, --themes <themes>', 'Specify themes to include in the token build', val => val.split(','))
-  .action(() => executor(buildTokensCommand));
-
-program
-  .version('0.0.1')
-  .command('replace-variables')
-  .description('CLI to replace SCSS variables usages or definitions to CSS variables and vice versa in .scss files.')
-  .requiredOption('-p, --filePath <filePath>', 'Path to the file or directory where to replace variables.')
-  .addOption(new Option('-s, --source <sourcePath>', 'Type of replacement: usage or definition. If set to "definition" the command will only update SCSS variables definitions with CSS variables, if set to "usage" - all occurrences of SCSS variables will we replaced'))
-  .addOption(new Option('-t, --replacementType <replacementType>', 'Type of replacement: usage or definition. If set to "definition" the command will only update SCSS variables definitions with CSS variables, if set to "usage" - all occurrences of SCSS variables will we replaced')
-    .choices(['usage', 'definition'])
-    .default('definition'))
-  .addOption(new Option('-d, --direction <name>', 'Map direction: css-to-scss or scss-to-css, if replacement type parameter is set to "definition" this has no effect.')
-    .choices(['scss-to-css', 'css-to-scss'])
-    .default('scss-to-css'))
-  .action(() => executor(replaceVariablesCommand));
-
-program
-  .version('0.0.1')
-  .command('install-theme')
-  .description('Install an @edx/brand theme')
-  .action(() => executor(themeCommand));
-
-program
-  .version('0.0.1')
-  .command('build-scss')
-  .description('CLI to compile Paragon\'s core and themes\' SCSS into CSS.')
-  .addOption(
-    new Option(
-      '--corePath <corePath>',
-      'Path to the theme\'s core SCSS file, defaults to Paragon\'s core.scss.',
-    ),
-  )
-  .addOption(
-    new Option(
-      '--themesPath <themesPath>',
-      `Path to the directory that contains themes' files. Expects directory to have following structure:
-      themes/
-        light/
-        │  ├─ index.css
-        │  ├─ other_css_files
-        dark/
-        │  ├─ index.css
-        │  ├─ other_css_files
-        some_other_custom_theme/
-        │  ├─ index.css
-        │  ├─ other_css_files
-        ...
-
-      where index.css has imported all other CSS files in the theme's subdirectory. The script will output
-      light.css, dark.css and some_other_custom_theme.css files (together with maps and minified versions).
-      You can provide any amount of themes. Default to paragon's themes.
-      `,
-    ),
-  )
-  .addOption(
-    new Option(
-      '--outDir <outDir>',
-      'Specifies directory where to out resulting CSS files.',
-    ),
-  )
-  .addOption(
-    new Option(
-      '--defaultThemeVariants <defaultThemeVariants...>',
-      `Specifies default theme variants. Defaults to a single 'light' theme variant.
-      You can provide multiple default theme variants by passing multiple values, for
-      example: \`--defaultThemeVariants light dark\`
-      `,
-    ),
-  )
-  .action(() => executor(buildScssCommand));
-
-program.parse(process.argv);
+})();

lib/build-tokens.js

@@ -4,17 +4,11 @@ const { StyleDictionary, colorTransform, createCustomCSSVariables } = require('.
 const { createIndexCssFile } = require('../tokens/utils');
 
 async function buildTokensCommand(commandArgs) {
-  const args = minimist(commandArgs, {
-    alias: {
-      s: 'source',
-      b: 'build',
-      t: 'themes',
-    },
-  });
-  const buildDir = args['build-dir'] || args.b || './build/';
-  const tokensSource = args.source || args.s;
+  const args = minimist(commandArgs);
+  const buildDir = args['build-dir'] || './build/';
+  const tokensSource = args.source;
   const hasSourceTokensOnly = Boolean(args['source-tokens-only']);
-  const themes = args.themes || args.t || ['light'];
+  const themes = args.themes || ['light'];
 
   const coreConfig = {
     include: [path.resolve(__dirname, '../tokens/src/core/**/*.json')],