Fix remove not working properly

bin/gh-pages.js

@@ -63,7 +63,7 @@ function main(args) {
         '-v, --remove <pattern>',
         'Remove files that match the given pattern ' +
           '(ignored if used together with --add).',
-        ghpages.defaults.only
+        ghpages.defaults.remove
       )
       .option('-n, --no-push', 'Commit only (with no push)')
       .option(
@@ -96,7 +96,7 @@ function main(args) {
       depth: program.depth,
       dotfiles: !!program.dotfiles,
       add: !!program.add,
-      only: program.remove,
+      remove: program.remove,
       remote: program.remote,
       push: !!program.push,
       history: !!program.history,

lib/git.js

@@ -66,7 +66,7 @@ function Git(cwd, cmd) {
  *     or rejected with an error.
  */
 Git.prototype.exec = function() {
-  return spawn(this.cmd, [].slice.call(arguments), this.cwd).then(output => {
+  return spawn(this.cmd, [...arguments], this.cwd).then(output => {
     this.output = output;
     return this;
   });
@@ -136,20 +136,26 @@ Git.prototype.checkout = function(remote, branch) {
 
 /**
  * Remove all unversioned files.
- * @param {string} files Files argument.
+ * @param {string|string[]} files Files argument.
  * @return {Promise} A promise.
  */
 Git.prototype.rm = function(files) {
-  return this.exec('rm', '--ignore-unmatch', '-r', '-f', files);
+  if (!Array.isArray(files)) {
+    files = [files];
+  }
+  return this.exec('rm', '--ignore-unmatch', '-r', '-f', ...files);
 };
 
 /**
  * Add files.
- * @param {string} files Files argument.
+ * @param {string|string[]} files Files argument.
  * @return {Promise} A promise.
  */
 Git.prototype.add = function(files) {
-  return this.exec('add', files);
+  if (!Array.isArray(files)) {
+    files = [files];
+  }
+  return this.exec('add', ...files);
 };
 
 /**

lib/index.js

@@ -31,7 +31,7 @@ exports.defaults = {
   branch: 'gh-pages',
   remote: 'origin',
   src: '**/*',
-  only: '.',
+  remove: '.',
   push: true,
   history: true,
   message: 'Updates',
@@ -52,6 +52,11 @@ exports.publish = function publish(basePath, config, callback) {
 
   const options = Object.assign({}, exports.defaults, config);
 
+  // For backward compatibility before fixing #334
+  if (options.only) {
+    options.remove = options.only;
+  }
+
   if (!callback) {
     callback = function(err) {
       if (err) {
@@ -94,10 +99,6 @@ exports.publish = function publish(basePath, config, callback) {
     return;
   }
 
-  const only = globby.sync(options.only, {cwd: basePath}).map(file => {
-    return path.join(options.dest, file);
-  });
-
   let repoUrl;
   let userPromise;
   if (options.user) {
@@ -151,9 +152,18 @@ exports.publish = function publish(basePath, config, callback) {
         }
       })
       .then(git => {
-        if (!options.add) {
-          log('Removing files');
-          return git.rm(only.join(' '));
+        if (options.add) {
+          return git;
+        }
+
+        log('Removing files');
+        const files = globby
+          .sync(options.remove, {
+            cwd: path.join(git.cwd, options.dest)
+          })
+          .map(file => path.join(options.dest, file));
+        if (files.length > 0) {
+          return git.rm(files);
         } else {
           return git;
         }

test/integration/fixtures/remove/expected/new.js

@@ -0,0 +1 @@
+// to be copied

test/integration/fixtures/remove/expected/stable.txt

@@ -0,0 +1 @@
+This file should not be removed.

test/integration/fixtures/remove/local/new.js

@@ -0,0 +1 @@
+// to be copied

test/integration/fixtures/remove/remote/removed.css

@@ -0,0 +1 @@
+/* to be removed */

test/integration/fixtures/remove/remote/removed.js

@@ -0,0 +1 @@
+// to be removed

test/integration/fixtures/remove/remote/stable.txt

@@ -0,0 +1 @@
+This file should not be removed.

test/integration/remove.spec.js

@@ -0,0 +1,67 @@
+const helper = require('../helper');
+const ghPages = require('../../lib/');
+const path = require('path');
+
+const fixtures = path.join(__dirname, 'fixtures');
+const fixtureName = 'remove';
+
+beforeEach(() => {
+  ghPages.clean();
+});
+
+describe('the remove option', () => {
+  it('removes matched files in remote branch', done => {
+    const local = path.join(fixtures, fixtureName, 'local');
+    const expected = path.join(fixtures, fixtureName, 'expected');
+    const branch = 'gh-pages';
+    const remove = '*.{js,css}';
+
+    helper.setupRemote(fixtureName, {branch}).then(url => {
+      const options = {
+        repo: url,
+        user: {
+          name: 'User Name',
+          email: 'user@email.com'
+        },
+        remove: remove
+      };
+
+      ghPages.publish(local, options, err => {
+        if (err) {
+          return done(err);
+        }
+        helper
+          .assertContentsMatch(expected, url, branch)
+          .then(() => done())
+          .catch(done);
+      });
+    });
+  });
+
+  it('skips removing files if there are no files to be removed', done => {
+    const local = path.join(fixtures, fixtureName, 'remote');
+    const branch = 'gh-pages';
+    const remove = 'non-exist-file';
+
+    helper.setupRemote(fixtureName, {branch}).then(url => {
+      const options = {
+        repo: url,
+        user: {
+          name: 'User Name',
+          email: 'user@email.com'
+        },
+        remove: remove
+      };
+
+      ghPages.publish(local, options, err => {
+        if (err) {
+          return done(err);
+        }
+        helper
+          .assertContentsMatch(local, url, branch)
+          .then(() => done())
+          .catch(done);
+      });
+    });
+  });
+});