feat: add new clean command

Author: linearza

README.md

@@ -22,6 +22,8 @@ Commands:
   e2cct update                             Update e2cct to the latest version
   e2cct reset                              Caution: Reverts unstaged changes and
                                            decaffeinate commits.
+  e2cct clean                              Remove the .original.coffee artifact
+                                           files
 
 Options:
       --help     Show help                                             [boolean]
@@ -45,7 +47,7 @@ Linting can be done as part of the conversion process if passing in the optional
 Alternatively is done separately as final step. 
 Rules are inherited from the project.
 
-NOTE: With bigger files you might have to run the linting more than once, we automatically do 3 passes for convenience. In case you still see the message indicating potentially fixable issues with the '--fix' option after the conversion, you can manually run linting again using `e2cct lint`
+NOTE: With bigger files you might have to run the linting more than once, we automatically do 2 passes for convenience. In case you still see the message indicating potentially fixable issues with the '--fix' option after the conversion, you can manually run linting again using `e2cct lint`
 
 #### Eslint and Prettier rules
 This toolkit makes the assumption that your project already aligns the prettier and eslint rules. If not, the automated fixing might result in a half-baked solution which potentially does not match your existing linting checks.

commands/clean.js

@@ -0,0 +1,22 @@
+const { spawnSync } = require('child_process');
+const { getBinaryFromBin } = require('../shared/utils')
+
+exports.command = 'clean'
+exports.describe = 'Remove the .original.coffee artifact files'
+exports.builder = {}
+
+exports.handler = function (/* argv */) {  
+  console.info(
+    `\x1b[94me2cct: Removing .original.coffee files... \x1b[0m`
+  );
+  
+  const result = spawnSync(getBinaryFromBin("bulk-decaffeinate"), ['clean'], { stdio: ["inherit", "inherit", "pipe"] });
+
+  if (result.status !== 0) {
+    console.error(`e2cct: Clean failed with code ${result.status}: ${result.stderr}`);
+  } else {
+    console.info(
+      `\x1b[94me2cct: Clean done \x1b[0m`
+    );
+  }
+}

commands/convert.js

@@ -1,12 +1,7 @@
 
 const { spawnSync } = require('child_process');
-const path = require("path");
 const root = `${__dirname}/..`
-const { getFilePaths } = require('../shared/utils')
-
-function getBinaryFromBin(name) {
-  return path.join(root, "/node_modules", ".bin", name);
-}
+const { getFilePaths, getBinaryFromBin } = require('../shared/utils')
 
 module.exports = function(args) {
   const { absCsPath, absJsPath } = getFilePaths(args)

index.js

@@ -13,6 +13,9 @@ const argv = yargs(hideBin(process.argv))
       }).option('lint', {
         alias: 'l',
         describe: 'Lint file post convert'
+      }).option('clean', {
+        alias: 'c',
+        describe: 'Remove .original.coffee files post convert'
       })
     return yargs
   }, (argv) => {
@@ -41,5 +44,6 @@ const argv = yargs(hideBin(process.argv))
   })
   .command(require('./commands/update.js'))
   .command(require('./commands/reset.js'))
+  .command(require('./commands/clean.js'))
   .help()
   .parse()

shared/utils.js

@@ -1,4 +1,5 @@
 const path = require("path");
+const root = `${__dirname}/..`
 
 module.exports.getFilePaths = function(args) {
   const filePath = args.file
@@ -14,3 +15,7 @@ module.exports.getFilePaths = function(args) {
     absJsPath: absoluteJsFilePath
   }
 }
+
+module.exports.getBinaryFromBin = function(name) {
+  return path.join(root, "/node_modules", ".bin", name);
+}