Refactor extensions into an extra runTransform argument.

Author: Robert Jackson

README.md

@@ -69,10 +69,9 @@ to add `--extensions=hbs,jsx`:
 
 require('codemod-cli').runTransform(
   __dirname,
-  process.argv[2]       /* transform name */,
-  process.argv.slice(3) /* paths or globs */
-
-  '--extensions=hbs,jsx'
+  process.argv[2],       /* transform name */,
+  process.argv.slice(3), /* paths or globs */
+  'hbs,jsx'
 )
 ```
 

src/bin-support.js

@@ -2,7 +2,7 @@
 
 const DEFAULT_EXTENSIONS = 'js,ts';
 
-async function runTransform(binRoot, transformName, args) {
+async function runTransform(binRoot, transformName, args, extensions = DEFAULT_EXTENSIONS) {
   const globby = require('globby');
   const execa = require('execa');
   const chalk = require('chalk');
@@ -19,8 +19,6 @@ async function runTransform(binRoot, transformName, args) {
     let jscodeshiftPath = path.dirname(require.resolve('jscodeshift/package'));
     let binPath = path.join(jscodeshiftPath, jscodeshiftPkg.bin.jscodeshift);
 
-    let extensions = options.extensions || DEFAULT_EXTENSIONS;
-
     let binOptions = ['-t', transformPath, '--extensions', extensions, ...foundPaths];
 
     return execa(binPath, binOptions, {

tests/cli-test.js

@@ -410,11 +410,7 @@ QUnit.module('codemod-cli', function(hooks) {
           foo: { 'something.hbs': `<Foo />` },
         });
 
-        await CodemodCLI.runTransform(codemodProject.path('bin'), 'main', [
-          '--extensions',
-          'hbs',
-          'foo/**',
-        ]);
+        await CodemodCLI.runTransform(codemodProject.path('bin'), 'main', ['foo/**'], 'hbs');
 
         assert.deepEqual(userProject.read(), {
           foo: { 'something.hbs': `<FOO />` },