patch 8.2.1247: Vim9: cannot index a character in a string
Problem: Vim9: cannot index a character in a string.
Solution: Add ISN_STRINDEX instruction. (closes #6478)
diff --git a/src/testdir/test_vim9_expr.vim b/src/testdir/test_vim9_expr.vim
index a922543..de88ea7 100644
--- a/src/testdir/test_vim9_expr.vim
+++ b/src/testdir/test_vim9_expr.vim
@@ -1509,6 +1509,15 @@
assert_equal(123, d.key)
enddef
+def Test_expr7_subscript()
+ let text = 'abcdef'
+ assert_equal('', text[-1])
+ assert_equal('a', text[0])
+ assert_equal('e', text[4])
+ assert_equal('f', text[5])
+ assert_equal('', text[6])
+enddef
+
def Test_expr7_subscript_linebreak()
let range = range(
3)