1 files changed, 6 insertions, 8 deletions

diff --git a/testerrors.lua b/testerrors.lua
index afa80c6..505d288 100644
--- a/testerrors.lua
+++ b/testerrors.lua
@@ -5,7 +5,7 @@ function testerror(repatt, msg)
   local ok, err = pcall(function () re.compile(repatt) end)
   assert(not ok)
   err = err:match("^[^\n]*\n(.-)$") -- remove first line (filename)
-  err = err:gsub(" *\n", "\n") -- remove trailing spaces
+  err = err:gsub("[ \t]*\n", "\n") -- remove trailing spaces
   -- if err ~= msg then
   --   print(#err, #msg)
   --   print('--')
@@ -371,11 +371,11 @@ L1:C1: missing closing ']'
 ^
 ]])
 
--- testerror([[[^]      ]], [[
--- L1:C1: missing closing ']'
--- [^]
--- ^
--- ]])
+testerror([[[^]         ]], [[
+L1:C1: missing closing ']'
+[^]
+^
+]])
 
 testerror([[[_-___-_|]], [[
 L1:C1: missing closing ']'
@@ -513,8 +513,6 @@ L1:C23: missing closing ')'
 name 'nosuch' undefined
 ]])
 
--- testerror([[A <- Unknown Rules]], [[]])
-
 testerror([['a' / &@ ('c' / 'd')]], [[
 L1:C8: expected a pattern after '&'
 'a' / &@ ('c' / 'd')