From 2632b1e6363ce6bcf31386efa6cdbf4a1569461b Mon Sep 17 00:00:00 2001
From: Kelly Selden <kellyselden@gmail.com>
Date: Mon, 30 Mar 2020 09:42:28 +0100
Subject: [PATCH] implement new --active-only option

---
 index.js            | 10 ++++++++++
 tests/index-test.js | 13 +++++++++++++
 2 files changed, 23 insertions(+)

diff --git a/index.js b/index.js
index 7106757..47eb2dc 100644
--- a/index.js
+++ b/index.js
@@ -16,6 +16,10 @@ module.exports = {
           return context.commandOptions.amount || 10;
         },
 
+        activeOnly: function(context) {
+          return context.commandOptions.activeOnly;
+        },
+
         revisions: function(context) {
           return context.revisions;
         }
@@ -31,6 +35,12 @@ module.exports = {
 
         revisions = revisions.slice(0, this.readConfig("amount"));
 
+        if (this.readConfig('activeOnly')) {
+          revisions = revisions.filter(function(revision) {
+            return revision.active;
+          });
+        }
+
         var hasRevisionData = revisions.reduce(function(prev, current) {
           return !prev ? false : !!current.revisionData;
         }, true);
diff --git a/tests/index-test.js b/tests/index-test.js
index e4028ca..ee15af9 100644
--- a/tests/index-test.js
+++ b/tests/index-test.js
@@ -186,6 +186,19 @@ describe('displayRevisions plugin', function() {
       assert.equal(messages.length, 3);
     });
 
+    it('lists only the active revision when specified', function() {
+      context.commandOptions.activeOnly = true;
+      plugin.displayRevisions(context);
+      var messages = mockUi.messages.reduce(function(previous, current) {
+        if (current.indexOf("rev:") !== -1) {
+          previous.push(current);
+        }
+
+        return previous;
+      }, []);
+      assert.equal(messages.length, 1);
+    });
+
     it('skips unset keys', function() {
       plugin.displayRevisions(context);
       var messages = mockUi.messages.reduce(function(previous, current) {