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patch 8.2.2320: Vim9: no error for comparing bool with string

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Problem:    Vim9: no error for comparing bool with string.
Solution:   Check for wrong types when comparing. (closes #7639)
This commit is contained in:
Bram Moolenaar
2021-01-09 16:21:37 +01:00
parent 657137ca48
commit cff40ff986
4 changed files with 40 additions and 0 deletions
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12
src/testdir/test_vim9_expr.vim
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@@ -597,6 +597,18 @@ def Test_expr4_equal()
CheckDefFailure(["var x = 'a' == "], 'E1097:', 3)
CheckDefExecFailure(['var items: any', 'eval 1', 'eval 2', 'if items == []', 'endif'], 'E691:', 4)
CheckDefExecFailure(['var x: any = "a"', 'echo x == true'], 'E1072: Cannot compare string with bool', 2)
CheckDefExecFailure(["var x: any = true", 'echo x == ""'], 'E1072: Cannot compare bool with string', 2)
CheckDefExecFailure(["var x: any = 99", 'echo x == true'], 'E1138', 2)
CheckDefExecFailure(["var x: any = 'a'", 'echo x == 99'], 'E1030:', 2)
for op in ['>', '>=', '<', '<=', '=~', '!~']
CheckDefExecFailure([
"var a: any = 'a'",
'var b: any = true',
'echo a ' .. op .. ' b'], 'E1072:', 3)
endfor
enddef
" test != comperator