3f202c6a7a
We forgot to reject this corner case which could lead to a runtime error since the expected type from the incoming struct would not match what we're handling.
25 lines
652 B
Plaintext
25 lines
652 B
Plaintext
-- main.mcl --
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include foo(struct{
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str0 => ["A", "B",],
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})
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class foo($st1) {
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$str1 = $st1->str0
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include bar(struct{
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str2 => $str1,
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})
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}
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class bar($st2) {
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# Tricky because LHS and optional arg are both strings! Make sure to
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# check that this type matches what's in the incoming struct in case
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# that field in the struct exists.
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#$str3 = _struct_lookup_optional($st2, "str2", "C")
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$str3 = $st2->str2 || "C" # should not unify
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test ["str: ${str3}",] {}
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}
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-- OUTPUT --
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# err: errUnify: error setting type: func() { <built-in:_struct_lookup_optional> }, error: non-optional arg must match return type: base kind does not match (str != list)
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