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authormitchell <70453897+667e-11@users.noreply.github.com>2013-06-21 15:06:26 -0400
committermitchell <70453897+667e-11@users.noreply.github.com>2013-06-21 15:06:26 -0400
commit6b7c5e5506714e57db0b404e453d6940301d163e (patch)
treed59c5166c89254fd9757e99a46d8896679d7d0ba /modules/textadept
parent9c40b6e33237b137c46530a25a3560f4b56bc682 (diff)
downloadtextadept-6b7c5e5506714e57db0b404e453d6940301d163e.tar.gz
textadept-6b7c5e5506714e57db0b404e453d6940301d163e.zip
Do not allow transposing in empty buffer; modules/textadept/editing.lua
Diffstat (limited to 'modules/textadept')
-rw-r--r--modules/textadept/editing.lua4
1 files changed, 2 insertions, 2 deletions
diff --git a/modules/textadept/editing.lua b/modules/textadept/editing.lua
index 8aac38b7..5042a248 100644
--- a/modules/textadept/editing.lua
+++ b/modules/textadept/editing.lua
@@ -333,9 +333,9 @@ end
-- transposed. Otherwise, the characters to the left and right are.
-- @name transpose_chars
function M.transpose_chars()
+ if buffer.length == 0 then return end
local pos, char = buffer.current_pos, buffer.char_at[buffer.current_pos]
- local eol = char == 10 or char == 13 or pos == buffer.length
- if eol and pos > 0 then pos = pos - 1 end
+ if char == 10 or char == 13 or pos == buffer.length then pos = pos - 1 end
buffer.target_start, buffer.target_end = pos - 1, pos + 1
buffer:replace_target(buffer:text_range(pos - 1, pos + 1):reverse())
buffer:goto_pos(pos + 1)