From 64706465de345b3092059f719b97c3ec7535c4d5 Mon Sep 17 00:00:00 2001
From: ashmaroli <ashmaroli@users.noreply.github.com>
Date: Sun, 18 Feb 2018 13:46:09 +0530
Subject: [PATCH] Cache the list of documents to be written (#6741)

Merge pull request 6741
---
 lib/jekyll/site.rb | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/jekyll/site.rb b/lib/jekyll/site.rb
index fafa3dd6..a2994161 100644
--- a/lib/jekyll/site.rb
+++ b/lib/jekyll/site.rb
@@ -94,6 +94,7 @@ module Jekyll
       self.static_files = []
       self.data = {}
       @collections = nil
+      @docs_to_write = nil
       @regenerator.clear_cache
       @liquid_renderer.reset
 
@@ -311,7 +312,7 @@ module Jekyll
     #
     # Returns an Array of Documents which should be written
     def docs_to_write
-      documents.select(&:write?)
+      @docs_to_write ||= documents.select(&:write?)
     end
 
     # Get all the documents