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-rw-r--r--src/testdir/test_vim9_assign.vim14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/testdir/test_vim9_assign.vim b/src/testdir/test_vim9_assign.vim
index 0d6d783ed8..0beaa440a8 100644
--- a/src/testdir/test_vim9_assign.vim
+++ b/src/testdir/test_vim9_assign.vim
@@ -2029,6 +2029,20 @@ def Test_heredoc()
END
v9.CheckScriptSuccess(lines)
+ # heredoc start should not be recognized in string
+ lines =<< trim END
+ vim9script
+ def Func()
+ new
+ @" = 'bar'
+ ['foo', @"]->setline("]=<<"->count('='))
+ assert_equal(['foo', 'bar'], getline(1, '$'))
+ bwipe!
+ enddef
+ Func()
+ END
+ v9.CheckScriptSuccess(lines)
+
v9.CheckDefFailure(['var lines =<< trim END X', 'END'], 'E488:')
v9.CheckDefFailure(['var lines =<< trim END " comment', 'END'], 'E488:')