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patch 8.2.0449: Vim9: crash if return type is invalid

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Problem:    Vim9: crash if return type is invalid. (Yegappan Lakshmanan)
Solution:   Always return some type, not NULL.
This commit is contained in:
Bram Moolenaar
2020-03-26 13:15:42 +01:00
parent 0e05de4622
commit cf3f8bf4dd
3 changed files with 8 additions and 3 deletions
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3
src/testdir/test_vim9_script.vim
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@@ -269,6 +269,9 @@ def Test_return_type_wrong()
CheckScriptFailure(['def Func(): string', 'return 1', 'enddef'], 'expected string but got number')
CheckScriptFailure(['def Func(): void', 'return "a"', 'enddef'], 'expected void but got string')
CheckScriptFailure(['def Func()', 'return "a"', 'enddef'], 'expected void but got string')
CheckScriptFailure(['def Func(): list', 'return []', 'enddef'], 'E1008:')
CheckScriptFailure(['def Func(): dict', 'return {}', 'enddef'], 'E1008:')
enddef
def Test_arg_type_wrong()