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13ea7f |
diff --git a/src/errors.h b/src/errors.h
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index 3008020..3daf1a6 100644
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13ea7f |
--- a/src/errors.h
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13ea7f |
+++ b/src/errors.h
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13ea7f |
@@ -381,3 +381,5 @@ EXTERN char e_missing_end_block[]
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INIT(= N_("E1171: Missing } after inline function"));
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13ea7f |
EXTERN char e_cannot_use_default_values_in_lambda[]
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13ea7f |
INIT(= N_("E1172: Cannot use default values in a lambda"));
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13ea7f |
+EXTERN char e_resulting_text_too_long[]
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13ea7f |
+ INIT(= N_("E1240: Resulting text too long"));
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13ea7f |
diff --git a/src/indent.c b/src/indent.c
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13ea7f |
index 4f909d0..77d8b0a 100644
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13ea7f |
--- a/src/indent.c
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13ea7f |
+++ b/src/indent.c
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13ea7f |
@@ -1696,6 +1696,11 @@ ex_retab(exarg_T *eap)
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if (ptr[col] == NUL)
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13ea7f |
break;
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vcol += chartabsize(ptr + col, (colnr_T)vcol);
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13ea7f |
+ if (vcol >= MAXCOL)
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13ea7f |
+ {
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13ea7f |
+ emsg(_(e_resulting_text_too_long));
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13ea7f |
+ break;
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13ea7f |
+ }
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13ea7f |
if (has_mbyte)
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13ea7f |
col += (*mb_ptr2len)(ptr + col);
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13ea7f |
else
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13ea7f |
diff --git a/src/testdir/test_retab.vim b/src/testdir/test_retab.vim
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13ea7f |
index c7190aa..6133e8f 100644
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13ea7f |
--- a/src/testdir/test_retab.vim
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13ea7f |
+++ b/src/testdir/test_retab.vim
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13ea7f |
@@ -70,6 +70,8 @@ func Test_retab()
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13ea7f |
call assert_equal(" a b c ", Retab('!', 3))
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13ea7f |
call assert_equal(" a b c ", Retab('', 5))
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13ea7f |
call assert_equal(" a b c ", Retab('!', 5))
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13ea7f |
+
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13ea7f |
+ set tabstop& expandtab&
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13ea7f |
endfunc
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13ea7f |
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13ea7f |
func Test_retab_error()
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13ea7f |
@@ -80,4 +82,21 @@ func Test_retab_error()
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13ea7f |
call assert_fails('ret 80000000000000000000', 'E475:')
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13ea7f |
endfunc
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13ea7f |
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13ea7f |
+func Test_retab_endless()
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13ea7f |
+ new
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13ea7f |
+ call setline(1, "\t0\t")
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13ea7f |
+ let caught = 'no'
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13ea7f |
+ try
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13ea7f |
+ while 1
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13ea7f |
+ set ts=4000
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13ea7f |
+ retab 4
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13ea7f |
+ endwhile
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13ea7f |
+ catch /E1240/
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13ea7f |
+ let caught = 'yes'
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13ea7f |
+ endtry
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13ea7f |
+ bwipe!
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13ea7f |
+ set tabstop&
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13ea7f |
+endfunc
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13ea7f |
+
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13ea7f |
+
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13ea7f |
" vim: shiftwidth=2 sts=2 expandtab
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