From fbb216d2eddee99787e87de9c22a8e4780dccf12 Mon Sep 17 00:00:00 2001
From: xificurC <xificurC@gmail.com>
Date: Tue, 30 Jun 2015 16:06:49 +0200
Subject: [PATCH] commands starting with horizontal whitespace don't go into
 the history

---
 README.asciidoc      | 4 +++-
 src/input_handler.cc | 2 +-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/README.asciidoc b/README.asciidoc
index f76330b4..2915621b 100644
--- a/README.asciidoc
+++ b/README.asciidoc
@@ -466,7 +466,9 @@ Commands
 When pressing `:` in normal mode, Kakoune will open a prompt to enter a command.
 
 Commands are used for non editing tasks, such as opening a buffer, writing the
-current one, quitting, etc.
+current one, quitting, etc. You can cycle through the command history with
+`<c-p>` and `<c-n>`. Commands starting with horizontal whitespace (e.g. a
+space) will not be saved in the command history.
 
 Basic Commands
 ~~~~~~~~~~~~~~
diff --git a/src/input_handler.cc b/src/input_handler.cc
index 5e11bfa6..30c14110 100644
--- a/src/input_handler.cc
+++ b/src/input_handler.cc
@@ -842,7 +842,7 @@ private:
 
     static void history_push(History& history, StringView entry)
     {
-        if(entry.empty())
+        if(entry.empty() or is_horizontal_blank(entry[0_byte]))
         {
             return;
         }