From 638b667398201d00989c055d90637ffce20bd1d3 Mon Sep 17 00:00:00 2001
From: mitchell <70453897+667e-11@users.noreply.github.com>
Date: Sun, 8 Feb 2009 21:46:56 -0500
Subject: Do not do any find/replace when there is no find text.

---
 core/ext/find.lua | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'core/ext')

diff --git a/core/ext/find.lua b/core/ext/find.lua
index 5aea4a35..cc7763d6 100644
--- a/core/ext/find.lua
+++ b/core/ext/find.lua
@@ -31,6 +31,7 @@ local escapes = {
 --   internally, and should not be set otherwise.
 -- @return position of the found text or -1
 function find.find(text, next, flags, nowrap, wrapped)
+  if #text == 0 then return end
   local buffer = buffer
   local locale = textadept.locale
   local first_visible_line = buffer.first_visible_line -- for 'no results found'
@@ -209,6 +210,7 @@ end
 -- @param flags The number mask identical to the one in 'find'.
 -- @see find.find
 function find.replace_all(ftext, rtext, flags)
+  if #ftext == 0 then return end
   local buffer = buffer
   if find.in_files then find.in_files = false end
   buffer:begin_undo_action()
-- 
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