Add ability to publish a subdirectory (#263)

cli.js

@@ -22,12 +22,14 @@ const cli = meow(`
 	  --no-publish  Skips publishing
 	  --tag         Publish under a given dist-tag
 	  --no-yarn     Don't use Yarn
+	  --contents    Subdirectory to publish
 
 	Examples
 	  $ np
 	  $ np patch
 	  $ np 1.0.2
 	  $ np 1.0.2-beta.3 --tag=beta
+	  $ np 1.0.2-beta.3 --tag=beta --contents=dist
 `, {
 	flags: {
 		anyBranch: {
@@ -50,6 +52,9 @@ const cli = meow(`
 		yarn: {
 			type: 'boolean',
 			default: hasYarn()
+		},
+		contents: {
+			type: 'string'
 		}
 	}
 });

index.js

@@ -127,7 +127,13 @@ module.exports = (input, opts) => {
 					}
 				},
 				task: () => {
-					const args = ['publish', '--new-version', input];
+					const args = ['publish'];
+
+					if (opts.contents) {
+						args.push(opts.contents);
+					}
+
+					args.push('--new-version', input);
 
 					if (opts.tag) {
 						args.push('--tag', opts.tag);
@@ -144,7 +150,7 @@ module.exports = (input, opts) => {
 						return 'Private package: not publishing to npm.';
 					}
 				},
-				task: (ctx, task) => publish(task, opts.tag)
+				task: (ctx, task) => publish(task, opts)
 			}
 		]);
 	}

lib/publish.js

@@ -7,6 +7,10 @@ const chalk = require('chalk');
 const npmPublish = options => {
 	const args = ['publish'];
 
+	if (options.contents) {
+		args.push(options.contents);
+	}
+
 	if (options.tag) {
 		args.push('--tag', options.tag);
 	}
@@ -18,23 +22,23 @@ const npmPublish = options => {
 	return execa('npm', args);
 };
 
-const handleError = (task, err, tag, message) => {
+const handleError = (task, err, options, message) => {
 	if (err.stderr.includes('one-time pass')) {
 		const {title} = task;
 		task.title = `${title} ${chalk.yellow('(waiting for input…)')}`;
 
 		return listrInput(message || 'Enter OTP:', {
 			done: otp => {
 				task.title = title;
-				return npmPublish({tag, otp});
+				return npmPublish(Object.assign({otp}, options));
 			}
-		}).catch(err => handleError(task, err, tag, 'OTP was incorrect, try again:'));
+		}).catch(err => handleError(task, err, options, 'OTP was incorrect, try again:'));
 	}
 
 	return Observable.throw(err);
 };
 
-const publish = (task, tag) => Observable.fromPromise(npmPublish({tag}))
-	.catch(err => handleError(task, err, tag));
+const publish = (task, options) => Observable.fromPromise(npmPublish(options))
+	.catch(err => handleError(task, err, options));
 
 module.exports = publish;

readme.md

@@ -46,12 +46,14 @@ $ np --help
     --no-publish  Skips publishing
     --tag         Publish under a given dist-tag
     --no-yarn     Don't use Yarn
+    --contents    Subdirectory to publish
 
   Examples
     $ np
     $ np patch
     $ np 1.0.2
     $ np 1.0.2-beta.3 --tag=beta
+    $ np 1.0.2-beta.3 --tag=beta --contents=dist
 ```