Merge pull request #5 from sottar/add-options

Add options

package.json

@@ -1,12 +1,12 @@
 {
   "name": "nyarm",
-  "version": "0.0.6",
+  "version": "0.0.7",
   "description": "😸 npm + yarn => nyarm 😸",
   "main": "lib/nyarm.js",
   "scripts": {
     "prepare": "run-s clean build terser",
     "build": "tsc",
-    "terser": "npx terser --compress --mangle --output lib/nyarm.js  -- dist/index.js",
+    "terser": "npx terser --compress --mangle --output lib/nyarm.js  -- dist/src/index.js",
     "lint": "eslint src/*",
     "clean": "run-p clean:dist clean:lib",
     "clean:dist": "rimraf dist/*",

src/index.ts

@@ -45,7 +45,47 @@ const convertCommandToNpm = (command: string): string => {
   return 'run';
 };
 
-((): void => {
+const showVersion = async (): Promise<void> => {
+  const pkg = await import('../package.json');
+
+  console.log(`v${pkg.version}`);
+};
+const showHelp = (): void => {
+  console.log(
+    chalk.bold(`
+nyarm read your current project and judge using npm or yarn.
+you can use just nyarm command instead of npm or yarn command.`),
+  );
+  console.log(`
+  $ nyarm {install | add}
+  # npm project => npm install
+  # yarn project => yarn install
+
+  $ nyarm {install | add} foobar
+  # npm project => npm install foobar
+  # yarn project => yarn add foobar
+
+  $ nyarm {uninstall | remove} foobar
+  # npm project => npm uninstall foobar
+  # yarn project => yarn remove foobar
+  `);
+};
+
+(async (): Promise<void> => {
+  const options = process.argv.slice(3);
+  const command = process.argv[2];
+
+  switch (command) {
+    case '-v':
+    case '--version':
+      await showVersion();
+      return;
+    case '-h':
+    case '--help':
+      showHelp();
+      return;
+  }
+
   const npmLockFile = 'package-lock.json';
   const yarnLockFile = 'yarn.lock';
   const isNpmExisted = fs.existsSync(npmLockFile);
@@ -55,9 +95,6 @@ const convertCommandToNpm = (command: string): string => {
     process.exit(0);
   }
 
-  const options = process.argv.slice(3);
-  const command = process.argv[2];
-
   if (isNpmExisted) {
     console.log(chalk.green('package-lock.json is found, use npm...'));
 

tsconfig.json

@@ -61,6 +61,7 @@
     // "emitDecoratorMetadata": true,         /* Enables experimental support for emitting type metadata for decorators. */
 
     /* Advanced Options */
-    "forceConsistentCasingInFileNames": true  /* Disallow inconsistently-cased references to the same file. */
+    "forceConsistentCasingInFileNames": true,  /* Disallow inconsistently-cased references to the same file. */
+    "resolveJsonModule": true
   }
 }