Merge pull request #25 from rwjblue/add-bin

Add bin script to generated project.

Author: rwjblue

commands/global/new.js

@@ -25,9 +25,12 @@ module.exports.handler = function handler(options) {
       scripts: {
         test: 'codemod-cli test',
       },
+      bin: './bin/cli.js',
       keywords: ['codemod-cli'],
-      devDependencies: {
+      dependencies: {
         'codemod-cli': `^${pkg.version}`,
+      },
+      devDependencies: {
         jest: pkg.devDependencies.jest,
       },
     },
@@ -60,5 +63,22 @@ module.exports.handler = function handler(options) {
         - yarn test
     `
   );
+  fs.outputFileSync(
+    projectName + '/bin/cli.js',
+    stripIndent`
+      #!/usr/bin/env node
+      'use strict';
+
+      require('codemod-cli').runTransform(
+        __dirname,
+        process.argv[2]       /* transform name */,
+        process.argv.slice(2) /* paths or globs */
+      )
+    `,
+    {
+      encoding: 'utf8',
+      mode: 0o755 /* -rwxr-xr-x */,
+    }
+  );
   fs.ensureFileSync(projectName + '/transforms/.gitkeep');
 };

package.json

@@ -10,9 +10,17 @@
     "lint:js": "eslint .",
     "test": "qunit tests/**/*-test.js"
   },
+  "files": [
+    "src",
+    "bin",
+    "commands"
+  ],
   "dependencies": {
+    "chalk": "^2.4.1",
     "common-tags": "^1.8.0",
+    "execa": "^0.10.0",
     "fs-extra": "^6.0.1",
+    "globby": "^8.0.1",
     "import-cwd": "^2.1.0",
     "import-local": "^1.0.0",
     "jscodeshift": "^0.5.1",
@@ -26,7 +34,6 @@
     "eslint-config-prettier": "^2.9.0",
     "eslint-plugin-node": "^6.0.1",
     "eslint-plugin-prettier": "^2.6.0",
-    "execa": "^0.10.0",
     "jest": "^23.1.0",
     "lerna-changelog": "^0.8.0",
     "prettier": "^1.13.5",

src/bin-support.js

@@ -0,0 +1,27 @@
+'use strict';
+
+function runTransform(binRoot, transformName, paths) {
+  const globby = require('globby');
+  const execa = require('execa');
+  const chalk = require('chalk');
+  const path = require('path');
+
+  return globby(paths)
+    .then(paths => {
+      let transformPath = path.join(binRoot, '..', 'transforms', transformName, 'index.js');
+
+      return execa('jscodeshift', ['-t', transformPath, '--extensions', 'js,ts', ...paths], {
+        stdio: 'inherit',
+      });
+    })
+    .catch(error => {
+      console.error(chalk.red(error.stack)); // eslint-disable-line no-console
+      process.exitCode = 1;
+
+      throw error;
+    });
+}
+
+module.exports = {
+  runTransform,
+};

src/index.js

@@ -1,66 +1,9 @@
 'use strict';
 
-/* global it, describe */
-
-const { runInlineTest } = require('jscodeshift/dist/testUtils');
-const fs = require('fs-extra');
-const path = require('path');
-
-function transformDetails(options) {
-  let root = process.cwd() + `/transforms/${options.name}/`;
-
-  return {
-    name: options.name,
-    root,
-    transformPath: root + 'index.js',
-    fixtureDir: root + '__testfixtures__/',
-  };
-}
-
-function jscodeshiftTest(options) {
-  let details = transformDetails(options);
-
-  let transform = require(details.transformPath);
-
-  describe(details.name, function() {
-    fs.readdirSync(details.fixtureDir)
-      .filter(filename => /\.input$/.test(path.basename(filename, path.extname(filename))))
-      .forEach(filename => {
-        let extension = path.extname(filename);
-        let testName = filename.replace(`.input${extension}`, '');
-        let inputPath = path.join(details.fixtureDir, `${testName}.input${extension}`);
-        let outputPath = path.join(details.fixtureDir, `${testName}.output${extension}`);
-
-        describe(testName, function() {
-          it('transforms correctly', function() {
-            runInlineTest(
-              transform,
-              {},
-              { source: fs.readFileSync(inputPath, 'utf8') },
-              fs.readFileSync(outputPath, 'utf8')
-            );
-          });
-
-          it('is idempotent', function() {
-            runInlineTest(
-              transform,
-              {},
-              { source: fs.readFileSync(outputPath, 'utf8') },
-              fs.readFileSync(outputPath, 'utf8')
-            );
-          });
-        });
-      });
-  });
-}
-
-function runTransformTest(options) {
-  switch (options.type) {
-    case 'jscodeshift':
-      return jscodeshiftTest(options);
-  }
-}
+const TestSupport = require('./test-support');
+const BinSupport = require('./bin-support');
 
 module.exports = {
-  runTransformTest,
+  runTransformTest: TestSupport.runTransformTest,
+  runTransform: BinSupport.runTransform,
 };

src/test-support.js

@@ -0,0 +1,66 @@
+'use strict';
+
+/* global it, describe */
+
+const { runInlineTest } = require('jscodeshift/dist/testUtils');
+const fs = require('fs-extra');
+const path = require('path');
+
+function transformDetails(options) {
+  let root = process.cwd() + `/transforms/${options.name}/`;
+
+  return {
+    name: options.name,
+    root,
+    transformPath: root + 'index.js',
+    fixtureDir: root + '__testfixtures__/',
+  };
+}
+
+function jscodeshiftTest(options) {
+  let details = transformDetails(options);
+
+  let transform = require(details.transformPath);
+
+  describe(details.name, function() {
+    fs.readdirSync(details.fixtureDir)
+      .filter(filename => /\.input$/.test(path.basename(filename, path.extname(filename))))
+      .forEach(filename => {
+        let extension = path.extname(filename);
+        let testName = filename.replace(`.input${extension}`, '');
+        let inputPath = path.join(details.fixtureDir, `${testName}.input${extension}`);
+        let outputPath = path.join(details.fixtureDir, `${testName}.output${extension}`);
+
+        describe(testName, function() {
+          it('transforms correctly', function() {
+            runInlineTest(
+              transform,
+              {},
+              { source: fs.readFileSync(inputPath, 'utf8') },
+              fs.readFileSync(outputPath, 'utf8')
+            );
+          });
+
+          it('is idempotent', function() {
+            runInlineTest(
+              transform,
+              {},
+              { source: fs.readFileSync(outputPath, 'utf8') },
+              fs.readFileSync(outputPath, 'utf8')
+            );
+          });
+        });
+      });
+  });
+}
+
+function runTransformTest(options) {
+  switch (options.type) {
+    case 'jscodeshift':
+      return jscodeshiftTest(options);
+  }
+}
+
+module.exports = {
+  runTransformTest,
+};