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Add support for Disjoint Normal Form (DNF) types #8725

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Merged
Girgias merged 13 commits into from
Jul 8, 2022
Merged

Add support for Disjoint Normal Form (DNF) types #8725

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5e5324c
Disjunctive normal form types
Girgias Aug 11, 2021
4f22afa
Check for redundant types
Girgias Dec 20, 2021
1cea4db
Properly register unresolved classes
Girgias Jun 7, 2022
a942f50
TODO Comment about improving error message
Girgias Jun 7, 2022
72652e9
Add an assertion and eliminate dead code
Girgias Jun 9, 2022
4da371b
XFAIL test for the time being
Girgias Jun 9, 2022
59659cc
Improve wording of redudant intersection types in unions
Girgias Jun 10, 2022
a017ac8
Add some assertions
Girgias Jun 10, 2022
aae8472
Fix OpCache not recursively storing in persistent memory sub intersec…
Girgias Jun 11, 2022
f963d06
Improve union type parsing
Girgias Jun 14, 2022
5a292c6
Adjust elide_return_type DFA pass function
Girgias Jun 14, 2022
d399f3e
Adjust Zend Accelerator
Girgias Jun 14, 2022
521f3f1
Add assertion + TODO for test for gen_stub support of DNF types
Girgias Jun 14, 2022
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Add some assertions
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@Girgias
Girgias committed Jun 14, 2022
commit a017ac835910ce0599eb7110fa7fe23f67987ead
4 changes: 4 additions & 0 deletions Zend/zend_compile.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1200,12 +1200,16 @@ static zend_string *add_intersection_type(zend_string *str,
zend_string *intersection_str = NULL;

ZEND_TYPE_LIST_FOREACH(intersection_type_list, single_type) {
ZEND_ASSERT(!ZEND_TYPE_HAS_LIST(*single_type));
ZEND_ASSERT(ZEND_TYPE_HAS_NAME(*single_type));
zend_string *name = ZEND_TYPE_NAME(*single_type);
zend_string *resolved = resolve_class_name(name, scope);
intersection_str = add_type_string(intersection_str, resolved, /* is_intersection */ true);
zend_string_release(resolved);
} ZEND_TYPE_LIST_FOREACH_END();

ZEND_ASSERT(intersection_str);

if (is_bracketed) {
zend_string *result = zend_string_concat3("(", 1, ZSTR_VAL(intersection_str), ZSTR_LEN(intersection_str), ")", 1);
zend_string_release(intersection_str);
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