patch 8.2.3650: Vim9: for loop variable can be a list member
Problem: Vim9: for loop variable can be a list member.
Solution: Check for valid variable name. (closes #9179)
diff --git a/src/testdir/test_vim9_script.vim b/src/testdir/test_vim9_script.vim
index ca5d7be..989627f 100644
--- a/src/testdir/test_vim9_script.vim
+++ b/src/testdir/test_vim9_script.vim
@@ -2865,11 +2865,35 @@
endfor
END
CheckDefExecAndScriptFailure(lines, 'E1012: Type mismatch; expected job but got string', 2)
+
+ lines =<< trim END
+ var i = 0
+ for i in [1, 2, 3]
+ echo i
+ endfor
+ END
+ CheckDefExecAndScriptFailure2(lines, 'E1017:', 'E1041:')
+
+ lines =<< trim END
+ var l = [0]
+ for l[0] in [1, 2, 3]
+ echo l[0]
+ endfor
+ END
+ CheckDefExecAndScriptFailure2(lines, 'E461:', 'E1017:')
+
+ lines =<< trim END
+ var d = {x: 0}
+ for d.x in [1, 2, 3]
+ echo d.x
+ endfor
+ END
+ CheckDefExecAndScriptFailure2(lines, 'E461:', 'E1017:')
enddef
def Test_for_loop_script_var()
# cannot use s:var in a :def function
- CheckDefFailure(['for s:var in range(3)', 'echo 3'], 'E1101:')
+ CheckDefFailure(['for s:var in range(3)', 'echo 3'], 'E461:')
# can use s:var in Vim9 script, with or without s:
var lines =<< trim END