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PHP
hhvm/hphp/hack/test/typecheck/delayed_subst4.php
<?hh // strict // Copyright 2004-present Facebook. All Rights Reserved. interface I1<T> { public function call(T $in): bool; } interface I2<T> extends I1<T> {} abstract class TestXXX<T> implements I1<T>, I2<T> {}
PHP
hhvm/hphp/hack/test/typecheck/delayed_subst5.php
<?hh // strict // Copyright 2004-present Facebook. All Rights Reserved. final class Child extends Base<int> { use ATrait; } trait ATrait { require extends Base<mixed>; } class Base<+T> { public function get(): T { throw new Exception(); } }
PHP
hhvm/hphp/hack/test/typecheck/deprecated_class_meth.php
<?hh // strict class X { <<__Deprecated('use bar() instead')>> public static function foo(): void {} } function f(): (function(): void) { return X::foo<>; }
PHP
hhvm/hphp/hack/test/typecheck/deprecated_escaped_message.php
<?hh <<__Deprecated('testing \n \t \\ \''.' foo')>> function foo(): void {} function f(): void { foo(); }
PHP
hhvm/hphp/hack/test/typecheck/deprecated_fun.php
<?hh <<__Deprecated('use bar() instead')>> function foo(): void {} function f(): void { foo(); }
PHP
hhvm/hphp/hack/test/typecheck/deprecated_method.php
<?hh class F { <<__Deprecated('use bar() instead')>> public static function foo(): void {} } function f(): void { F::foo(); }
PHP
hhvm/hphp/hack/test/typecheck/deprecated_meth_caller.php
<?hh // strict class X { <<__Deprecated('use bar() instead')>> public function foo(): void {} } function test(): (function(X): void) { return meth_caller('X', 'foo'); }
PHP
hhvm/hphp/hack/test/typecheck/dep_type_bug.php
<?hh // strict // Copyright 2004-present Facebook. All Rights Reserved. function foo(I $i): void { $x = $i->getJ(); $x->bar($i); } interface I { public function getJ(): J<this>; } interface J<-Tj as I> { public function bar(Tj $x): void; }
PHP
hhvm/hphp/hack/test/typecheck/destructor.php
<?hh // strict /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ class Foo { public function __destruct() { } }
PHP
hhvm/hphp/hack/test/typecheck/desugar_tuple.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ function foo((int, int) $thing): void { list($v, $x) = $thing; $v[] = 12; }
PHP
hhvm/hphp/hack/test/typecheck/desugar_tuple2.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ function foo((int, int, int) $thing): void { list($v, $x) = $thing; }
PHP
hhvm/hphp/hack/test/typecheck/dict_const.php
<?hh // strict // Copyright 2004-present Facebook. All Rights Reserved. const dict<string, string> empty_dict = dict[]; const dict<int, string> dict_const_element = dict[1 => 'foo', 2 => 'bar', 3 => 'baz']; const dict<string, vec<dict<string, int>>> nested_dict = dict['foo' => vec[dict['baz' => 5]]]; const dict<string, (function(): int)> dict_with_illegal_elements = dict['foo' => () ==> 1];
PHP
hhvm/hphp/hack/test/typecheck/div_abstract.php
////file1.php <?hh // strict newtype MyFloat as float = float; ////file2.php <?hh // strict function MyDiv(MyFloat $x, MyFloat $y): float { return $x / $y; } function MyDivAlt<Tx as float, Ty as float>(Tx $x, Ty $y): float { return $x / $y; }
PHP
hhvm/hphp/hack/test/typecheck/div_union.php
<?hh // strict // Copyright 2004-present Facebook. All Rights Reserved. function inverseCDF(float $p, int $n): float { $v = 0.5; $dv = 0.5; $x = 0.0; while ($dv > 1e-15) { $x = 1 / $v - 1; $dv = $dv / 2; if (cdf($x, $n) < $p) { $v = $v - $dv; } else { $v = $v + $dv; } } return $x; } function cdf(float $x, int $n): float { return $x; }
PHP
hhvm/hphp/hack/test/typecheck/do1.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ function test(bool $b): int { $x = null; do { if ($b) { continue; } $x = 0; } while ($b); return $x; }
PHP
hhvm/hphp/hack/test/typecheck/do2.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ function test(): int { $x = null; do { for ($i = 0; $i < 10; ++$i) { continue; } $i = 0; while ($i++ < 10) { continue; } do { continue; } while ($i-- > 0); $x = 0; } while (true); return $x; }
PHP
hhvm/hphp/hack/test/typecheck/dollar_xhp.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ class Bloo { public function mybloo(): void { $x = <div>$</div>; } } class :div extends XHPTest {}
PHP
hhvm/hphp/hack/test/typecheck/double_argument.php
<?hh // strict /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ function foo(double $x): void { }
PHP
hhvm/hphp/hack/test/typecheck/double_cast.php
<?hh // strict /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ function foo(int $x): float { return (double)$x; }
PHP
hhvm/hphp/hack/test/typecheck/double_null.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ class Env {} class MyBox<T> { private T $data; public function __construct(T $x) { $this->data = $x; } public function get(): ?T { return $this->data; } } function nnull<T>(?T $x): T { if($x === null) { throw new Exception('should not happen'); } return $x; } class X { private ?Env $x; public function test(): Env { $blah = new MyBox($this->x); $maybe_env = nnull($blah->get()); return $maybe_env; } }
PHP
hhvm/hphp/hack/test/typecheck/double_nullable.php
<?hh function bar(): darray<int, ?int> { return darray[123 => null, 456 => 789]; } function idx2<Tk as arraykey, Tv>(?KeyedContainer<Tk, Tv> $collection, ?Tk $index): ?Tv { return idx($collection, $index); } function foo(): int { $a = idx2(bar(), 123); if ($a !== null) { return $a; } return 345; }
PHP
hhvm/hphp/hack/test/typecheck/double_nullable2.php
<?hh function bar(): darray<int, ?int> { return darray[123 => null, 456 => 789]; } function idx2<Tk as arraykey, Tv>(?KeyedContainer<Tk, Tv> $collection, ?Tk $index): ?Tv { return idx($collection, $index); } function foo(): ?int { $a = idx2(bar(), 123); return $a; }
PHP
hhvm/hphp/hack/test/typecheck/double_nullable_through_await.php
<?hh // strict class Bar { public async function maybeFoo(): Awaitable<?Foo> { return null; } } class Foo {} function maybe_bar(): ?Bar { return new Bar(); } async function test(): Awaitable<void> { $bar = maybe_bar(); $foo = await $bar?->maybeFoo(); hh_show($foo); }
PHP
hhvm/hphp/hack/test/typecheck/double_nullable_through_idx.php
<?hh // strict class Foo {} function getFoos(): dict<string, ?Foo> { return dict['test' => new Foo()]; } function test(): void { $foos = getFoos(); $foo = idx($foos, 'test'); hh_show($foo); }
PHP
hhvm/hphp/hack/test/typecheck/do_cond.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ function blah(?int $x): void { if ($x !== null) { do { $x += 5; $x = null; } while ($x !== null); } }
PHP
hhvm/hphp/hack/test/typecheck/do_cond2.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ function blah(?int $x): void { if ($x !== null) { do { $x += 5; $x = null; } while ($x > 5); } }
PHP
hhvm/hphp/hack/test/typecheck/do_cond3.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ function myfunctionname(?int $meh): void { do { } while($meh == null); $meh = $meh + 5; }
PHP
hhvm/hphp/hack/test/typecheck/do_typechange.php
<?hh // strict /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ function foo(bool $b): int { $x = 10; do { $x = null; } while($b); return $x; }
PHP
hhvm/hphp/hack/test/typecheck/do_while_condition_typechange.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ function meh_while(int $i): void { $x = $i; do { $i += $x; } while($x = true); }
hhvm/hphp/hack/test/typecheck/dune
(rule (alias typecheck) (deps %{exe:../../src/hh_single_type_check.exe} %{project_root}/hack/test/verify.py %{project_root}/hack/test/review.sh %{project_root}/hack/test/hhi/coeffects.hhi %{project_root}/hack/test/hhi/expr_tree.hhi %{project_root}/hack/test/hhi/XHPTest.hhi (glob_files_rec %{project_root}/hack/test/typecheck/**.json) (glob_files_rec %{project_root}/hack/test/typecheck/**.exp) (glob_files_rec %{project_root}/hack/test/typecheck/**.php-only-typecheck) (glob_files_rec %{project_root}/hack/test/typecheck/**.php) (glob_files_rec %{project_root}/hack/test/typecheck/**HH_FLAGS)) (action (run %{project_root}/hack/test/verify.py %{project_root}/hack/test/typecheck --program %{exe:../../src/hh_single_type_check.exe} --batch --flags --enable-sound-dynamic-type --error-format plain))) (rule (alias decl_compare) (deps %{exe:../../src/hh_single_type_check.exe} %{project_root}/hack/test/verify.py %{project_root}/hack/test/review.sh %{project_root}/hack/test/hhi/coeffects.hhi %{project_root}/hack/test/hhi/expr_tree.hhi %{project_root}/hack/test/hhi/XHPTest.hhi (glob_files_rec %{project_root}/hack/test/typecheck/**.decl_exp) (glob_files_rec %{project_root}/hack/test/typecheck/**.php) (glob_files_rec %{project_root}/hack/test/typecheck/**HH_FLAGS)) (action (run %{project_root}/hack/test/verify.py %{project_root}/hack/test/typecheck --program %{exe:../../src/hh_single_type_check.exe} --batch --out-extension .decl_out --expect-extension .decl_exp --flags --decl-compare))) (rule (alias typecheck_w_timeout) (deps %{exe:../../src/hh_single_type_check.exe} %{project_root}/hack/test/verify.py %{project_root}/hack/test/review.sh %{project_root}/hack/test/hhi/coeffects.hhi %{project_root}/hack/test/hhi/expr_tree.hhi %{project_root}/hack/test/hhi/XHPTest.hhi (glob_files_rec %{project_root}/hack/test/typecheck/**.json) (glob_files_rec %{project_root}/hack/test/typecheck/**.exp) (glob_files_rec %{project_root}/hack/test/typecheck/**.php-only-typecheck) (glob_files_rec %{project_root}/hack/test/typecheck/**.php) (glob_files_rec %{project_root}/hack/test/typecheck/**HH_FLAGS)) (action (run %{project_root}/hack/test/verify.py %{project_root}/hack/test/typecheck --program %{exe:../../src/hh_single_type_check.exe} --timeout 20 --verbose --flags --enable-sound-dynamic-type --error-format plain))) (alias (name runtest) (deps (alias typecheck) (alias decl_compare)))
PHP
hhvm/hphp/hack/test/typecheck/duplicate_class_declaration.php
<?hh class Foo { public function foo(): void {} } class Foo { public function bar(): void {} } // error function f(): void { $foo = new Foo(); $foo->foo(); // ok $foo->bar(); // error }
PHP
hhvm/hphp/hack/test/typecheck/duplicate_use.php
<?hh namespace A { function foo(): void {} } namespace B { function foo(): void {} } namespace C { use function A\foo; use function B\foo; }
PHP
hhvm/hphp/hack/test/typecheck/dynamic_class.php
<?hh class Foo { public static function bar(): void {} } function f(): void { $a = 'Foo'; /* This is okay since we are in partial mode */ $a::bar(); }
PHP
hhvm/hphp/hack/test/typecheck/dynamic_class_2.php
<?hh // strict class Foo { public static function bar(): void {} } function f(Foo $a): void { // make $a into Tunion if (true) { } $a::bar(); // should still work }
PHP
hhvm/hphp/hack/test/typecheck/dynamic_class_bad.php
<?hh // strict class Foo { public static function bar(): void {} } function f(): void { $a = 'Foo'; $a::bar(); }
PHP
hhvm/hphp/hack/test/typecheck/dynamic_new1.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ class C {} function f(): void { $a = darray['foo' => 'C']; new $a['foo'](); }
PHP
hhvm/hphp/hack/test/typecheck/dynamic_new2.php
<?hh // strict /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ class C {} function f(): void { $a = darray['foo' => 'C']; new $a['foo'](); }
PHP
hhvm/hphp/hack/test/typecheck/dynamic_new3.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ class C {} function f(): string { return 'C'; } function g(): C { return new (f())(); }
PHP
hhvm/hphp/hack/test/typecheck/dynamic_new4.php
<?hh // strict /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ class C {} function f(): string { return 'C'; } function g(): C { return new (f())(); }
PHP
hhvm/hphp/hack/test/typecheck/dynamic_new5.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ class C { public string $s = 'C'; } function f(): void { $c = new C(); $cc = new $c->s(); }
PHP
hhvm/hphp/hack/test/typecheck/dynamic_new6.php
<?hh // strict /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ class C { public string $s = 'C'; } function f(): void { $c = new C(); $cc = new $c->s(); }
PHP
hhvm/hphp/hack/test/typecheck/dynamic_new7.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ class C { public static string $s = 'C'; } function f(): void { new C::$s(); }
PHP
hhvm/hphp/hack/test/typecheck/dynamic_new8.php
<?hh // strict /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ class C { public static string $s = 'C'; } function f(): void { new C::$s(); }
PHP
hhvm/hphp/hack/test/typecheck/dynamic_new_object.php
<?hh function takes_int(int $_): void {} function f(string $str): void { $o = new $str(); // Type error takes_int($o); // Terr passes as int }
PHP
hhvm/hphp/hack/test/typecheck/dynamic_props1.php
<?hh class A { const int c = 1; public static string $f1 = "42"; } function f(): void { $a = A::c; // no errors $b = A::$f1; // no errors }
PHP
hhvm/hphp/hack/test/typecheck/dynamic_props2.php
<?hh // strict class A { const c = 1; public static $f1 = "42"; } function f() { $a = A::c; // no errors $b = A::$f1; // no errors $n = "f"; $c = A::${$n . "1"}; // error in strict mode }
PHP
hhvm/hphp/hack/test/typecheck/early_solve_inter.php
<?hh function test(Vector<int> $v): void { $m = Map {}; foreach ($v as $i) { if ($m->containsKey("a")) { $current_m = $m->get("a"); if ($current_m !== null) { $current_m->add($i); } } else { $m["a"] = Vector {$i}; } } }
PHP
hhvm/hphp/hack/test/typecheck/early_solve_inter2.php
<?hh function test(Vector<int> $v): void { $m = Map {}; foreach ($v as $i) { if ($m->containsKey("a")) { $current_m = $m->get("a"); if ($current_m is nonnull) { $current_m->add($i); } } else { $m["a"] = Vector {$i}; } } }
PHP
hhvm/hphp/hack/test/typecheck/echo_class_const.php
<?hh // strict // Copyright 2004-present Facebook. All Rights Reserved. class A { const string RESET = "hello"; private static function echoMessage(): void { echo self::RESET; } }
PHP
hhvm/hphp/hack/test/typecheck/eif_define_var.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ function getint(): ?int { return 1; } function f(): ?int { return ($x = getint()) ? $x : 0; } function g(): bool { if (true) { $y = ($x = getint()) ? 1 : 0; } else { $x = 0; $y = 0; } return $x && $y; }
PHP
hhvm/hphp/hack/test/typecheck/elseif.php
<?hh // strict /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ function meh(): void { if (true) { return; } elseif (false) { return; } }
PHP
hhvm/hphp/hack/test/typecheck/elseif2.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ function test(): void { if (true) { } elseif (false) { } else { } }
PHP
hhvm/hphp/hack/test/typecheck/elseif3.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ function test(): void { if(true) { } elseif 0; }
PHP
hhvm/hphp/hack/test/typecheck/encapsed1.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ function test(): string { $clauses = ''; $prefix = ''; return "(term {$prefix}{$clauses})"; }
PHP
hhvm/hphp/hack/test/typecheck/enumname.php
<?hh // strict enum Foo: int as int { FOO = 1; BAR = 2; BAZ = 3; } function foo<T>(HH\enumname<T> $input): void {} function bar<T>(enumname<T> $input): void {} type enumname<T> = HH\enumname<T>; const enumname<arraykey> BUILTIN_ENUM = HH\BUILTIN_ENUM; function test(): void { foo(Foo::class); bar(Foo::class); }
PHP
hhvm/hphp/hack/test/typecheck/enum_API_likeness.php
<?hh enum E: int { A = 42; B = 43; } function main(): void { hh_expect_equivalent<dict<string,E>>(E::getValues()); hh_expect_equivalent<dict<E,string>>(E::getNames()); hh_expect_equivalent<bool>(E::isValid(42)); hh_expect_equivalent<?E>(E::coerce(42)); hh_expect_equivalent<E>(E::assert(42)); hh_expect_equivalent<Container<E>>(E::assertAll(vec[42])); }
PHP
hhvm/hphp/hack/test/typecheck/enum_as_class.php
<?hh // strict /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ enum SomeEnum: string as string { test1 = "testString1"; test2 = "testString2"; } function foo(): classname<SomeEnum> { return SomeEnum::class; }
PHP
hhvm/hphp/hack/test/typecheck/enum_as_class_input.php
<?hh // strict /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ enum NumbahsEnum: int as int { value1 = 1; value2 = 2; lifeValue = 42; } function bar(classname<NumbahsEnum> $test): int { return NumbahsEnum::lifeValue; } function foo(): int { return bar(NumbahsEnum::class); }
PHP
hhvm/hphp/hack/test/typecheck/enum_as_false_input.php
<?hh // strict /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ enum DerpyEnum: string as string { test1 = "haha"; test2 = "DERP"; } enum BaitEnum: string as string { test1 = "haha"; test2 = "DERP"; } function foo(): classname<DerpyEnum> { return BaitEnum::class; }
PHP
hhvm/hphp/hack/test/typecheck/enum_base_cycle.php
<?hh enum E : E {} enum E0 : E1 {} enum E1 : E2 {} enum E2 : E0 {} /* enum XXX : self {} // not allowed */
PHP
hhvm/hphp/hack/test/typecheck/enum_class_enumerator_attr.php
<?hh /* * Copyright (c) Meta Platforms, Inc. and affiliates. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * */ // Attribuets are allowed on type constants, but not on enumerators enum class E : int { <<__Enforceable>> // allowed const type T = int; <<__Enforceable>> // not allowed int A = 42; }
PHP
hhvm/hphp/hack/test/typecheck/enum_eq_bad.php
<?hh // strict // Copyright 2004-present Facebook. All Rights Reserved. enum E: int { A = 1; B = 2; } enum F: int { C = 2; D = 3; } function TestIt(): void { $x = E::A; $y = F::C; if ($x === $y) { echo 'same'; } }
PHP
hhvm/hphp/hack/test/typecheck/enum_eq_good.php
<?hh // strict // Copyright 2004-present Facebook. All Rights Reserved. enum E: int as int { A = 1; B = 2; } enum F: int as int { C = 2; D = 3; } function TestIt(): void { $x = E::A; $y = F::C; if ($x === $y) { echo 'same'; } }
PHP
hhvm/hphp/hack/test/typecheck/enum_exh_default_with_extra.php
<?hh // strict /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ enum E: int { A = 1; B = 2; } function TestIt(E $e, arraykey $k, bool $b): void { if ($b) { $e = $k; } switch ($e) { case E::A: echo 'A'; break; case E::B: echo 'B'; break; default: echo 'other'; break; } }
PHP
hhvm/hphp/hack/test/typecheck/enum_stringish_bad_1.php
<?hh // strict // Copyright 2004-present Facebook. All Rights Reserved. enum E: string { FOO = 'foo'; BAR = 'bar'; } function test(E $x): Stringish { return $x; }
PHP
hhvm/hphp/hack/test/typecheck/enum_stringish_bad_2.php
<?hh // strict // Copyright 2004-present Facebook. All Rights Reserved. enum E: int as int { FOO = 1; BAR = 2; } function test(E $x): Stringish { return $x; }
PHP
hhvm/hphp/hack/test/typecheck/enum_stringish_good.php
<?hh // strict // Copyright 2004-present Facebook. All Rights Reserved. enum E : string as string { FOO = 'foo'; BAR = 'bar'; } function test(E $x): Stringish { return $x; }
PHP
hhvm/hphp/hack/test/typecheck/enum_subtyping.php
<?hh enum E: int as int {} abstract class A { /* HH_FIXME[2053] */ abstract const type T as HH\BuiltinEnum<string>; } class C extends A { const type T = E; }
PHP
hhvm/hphp/hack/test/typecheck/enum_xhp_child.php
<?hh // strict // Copyright 2004-present Facebook. All Rights Reserved. enum E1: int { A = 1; B = 2; } function test1(E1 $e1): XHPChild { return $e1; } enum E2: int as arraykey { X = 42; Y = 1337; } function test(E2 $e2): XHPChild { return $e2; }
PHP
hhvm/hphp/hack/test/typecheck/equal1.php
<?hh // strict /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ interface I {} class A implements I {} class B implements I {} function createFromMeta(): ?I { $result = null; switch (0) { case 0: $result = new A(); break; case 1: $result = new B(); break; default: $result = null; break; } if ($result === null) { throw new Exception('Cannot create corrector %d.'); } return $result; }
PHP
hhvm/hphp/hack/test/typecheck/eq_constraint.php
<?hh // strict class Foo { public function assertIsFoo(): void {} } class Boxing<Tclass> { public function __construct( private Tclass $member, ) {} public function getWithDefault<Tinner>( Tinner $default, ): Tinner where Tclass = ?Tinner, { return $this->member ?: $default; } public function getOrExcept<Tinner>(): Tinner where Tclass = ?Tinner { if ($this->member === null) { throw new Exception('Member is null and can\'t be got.'); } return $this->member; } public function getAsIs(): Tclass { return $this->member; } public static function caller(Boxing<?Foo> $c, Foo $f): void { $c->getWithDefault($f)->assertIsFoo(); // Must succeed $c->getOrExcept()->assertIsFoo(); // Must succeed $c->getAsIs()->assertIsFoo(); // Must fail, because may be null } }
PHP
hhvm/hphp/hack/test/typecheck/erling_loop.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ function test(): int { $x = 0; $y = 1; $z = 2; for ($i = 0; $i < 3; $i++) { $x = $y; $y = $z; $z = 'hello'; } return $x; }
PHP
hhvm/hphp/hack/test/typecheck/erling_loop2.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ class X<T> { public ?T $x, $y, $z; } function test(): int { $obj = new X(); $obj->x = 0; $obj->y = 1; $obj->z = 2; for ($i = 0; $i < 3; $i++) { $obj->x = $obj->y; $obj->y = $obj->z; $obj->z = 'hello'; } return $obj->x; }
PHP
hhvm/hphp/hack/test/typecheck/erling_loop3.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ function test(): int { $x = 0; $y = 1; $z = 2; for ($i = 0; $i < 3; $i++) { list($x) = tuple($y); list($y) = tuple($z); list($z) = tuple('hello'); } return $x; }
PHP
hhvm/hphp/hack/test/typecheck/erling_loop4.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ function test(): int { $x = 0; $y = 1; $z = 2; for ($i = 0; $i < 3; $i++) { $x = (Vector { $y })[0]; $y = (Vector { $z })[0]; $z = (Vector { 'hello' })[0]; } return $x; }
PHP
hhvm/hphp/hack/test/typecheck/erling_loop5.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ class X<T> { public function __construct(private T $data) {} public function set(T $x): void { $this->data = $x; } public function get(): T { return $this->data; } } function test(): int { $obj = new X(0); $x = 0; $y = 1; $z = 2; for ($i = 0; $i < 3; $i++) { $obj->set($y); $x = $obj->get(); $obj->set($z); $y = $obj->get(); $obj->set('hello'); $z = $obj->get(); } return $x; }
PHP
hhvm/hphp/hack/test/typecheck/erling_loop6.php
<?hh function test(): int { $w = 0; $x = 1; $y = 2; $z = 3; for ($i = 0; $i < 3; $i++) { $w = $x; for ($j = 0; $j < 3; $j++) { $x = $y; $y = $z; } $z = 'hello'; } return $w; }
PHP
hhvm/hphp/hack/test/typecheck/erling_loop7.php
<?hh function test(): int { $w = 0; $x = 1; $y = 2; $z = 3; for ($i = 0; $i < 3; $i++) { $w = $y; for ($j = 0; $j < 3; $j++) { $x = $w; $y = $z; $z = 'hello'; } } return $x; }
PHP
hhvm/hphp/hack/test/typecheck/evade_enum_exhaustivity.php
<?hh enum E: string as string { A = "a"; B = "b"; } class C { public function getEnumWrong(): E { return E::A;} } function main(): void { $e = (new C())->getEnumWrong(); switch ($e) { case E::A: break; } }
PHP
hhvm/hphp/hack/test/typecheck/exact_class_match.php
<?hh // strict // Copyright 2004-present Facebook. All Rights Reserved. function testit(Super $tf, Sub $s):void { // This works // bar<Super>(async (C<Super> $step) ==> new Super()); // This does not, with --new-inference, because Hack infers `Sub` for Tv // Then C<Sub> does not unify with C<Sub> bar(async (C<Super> $step) ==> $s); } function bar<Tv>((function (C<Tv>): Awaitable<Tv>) $f): Tv { throw new Exception(); } final class C<Tv> { } class Super { } class Sub extends Super { }
PHP
hhvm/hphp/hack/test/typecheck/exact_or_final.php
<?hh // strict // Copyright 2004-present Facebook. All Rights Reserved. final class D { public function addBranch( this $branch, ): this { return $branch; } } function testit(D $subtree):void { $tree = new D(); $tree->addBranch($subtree); }
PHP
hhvm/hphp/hack/test/typecheck/exit_terminal_check.php
<?hh function main(): void { try { $foo = 'bar'; } catch (Exception $e) { exit(); } var_dump($foo); } function main2(): int { if (true) { $x = 1; } else { exit(1); } return $x; } function main3(bool $a): int { if ($a) { return 1; } else { exit(1); } }
PHP
hhvm/hphp/hack/test/typecheck/expected_constvec.php
<?hh // Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved. class C { public function foo():int { return 3; } } function test1():ConstVector<(function(C):int)> { return ImmVector { $x ==> $x->foo() }; } function test2():MutableVector<(function(C):int)> { return Vector { $x ==> $x->foo() }; } function test3():ConstMap<int,(function(C):int)> { return ImmMap { 1 => $x ==> $x->foo() }; } function test4():MutableMap<int,(function(C):int)> { return Map { 1 => $x ==> $x->foo() }; }
PHP
hhvm/hphp/hack/test/typecheck/exponential_1.php
<?hh // strict function foo(): void { $a = 10; $b = $a ** 10; // num $c = 3 ** $b; // num expect_num($b); expect_num($c); $d = ($c === $a ** $b ** $c); expect_bool($d); $e = ((int)$d) ** 3.5; expect_float($e); $e = $e ** 100000; expect_float($e); $i = 1; $f = 3.5; $a = 1 ** 1.0; // float expect_float($a); $b = 1.0 ** 1; // float expect_float($b); $c = 1.0 ** 1.0; // float expect_float($c); expect_num(100000000 ** 10000000); // num expect_num(2 ** 2); // num } function expect_float(float $x): void {} function expect_num(num $x): void {} function expect_bool(bool $x): void {}
PHP
hhvm/hphp/hack/test/typecheck/exponential_3.php
<?hh // strict function takes_float(float $f): void { } function test_ok(): void { takes_float( 10.0 ** 2.0 ); takes_float( 10 ** 2.0 ); takes_float( 10.0 ** 2 ); } function test_error(): void { takes_float( 10 ** 2 ); }
PHP
hhvm/hphp/hack/test/typecheck/expr_dep_force_solve.php
<?hh function apply<T1, T2>((function(T1, T2): T1) $f, T1 $v1, T2 $v2): T1 { return $f($v1, $v2); } interface C { public function foo(C $other): C; } function test(C $value): void { // Here we don't want the call $a->foo(...) to force // solve T1 to (<expr#1> as C), or else the call will // not typecheck. apply(($a, $b) ==> $a->foo($b), $value, $value); }
PHP
hhvm/hphp/hack/test/typecheck/expr_dep_nullable_bound.php
<?hh // strict // Copyright 2004-present Facebook. All Rights Reserved. class Box<T> { public function __construct(private T $item) {} public function set(T $x): void { $this->item = $x;} public function get(): T { return $this->item; } } class C { public function foo(): void { } } function foo(?C $oc): void { $b = new Box($oc); $b->get()?->foo(); $b->set(null); }
PHP
hhvm/hphp/hack/test/typecheck/expr_dep_sub_option.php
<?hh // strict // Copyright 2004-present Facebook. All Rights Reserved. class C { public function get(): this { return $this; } public function set(?this $_): void {} } function test(C $c): void { $d = $c->get(); $d->set($d); }
PHP
hhvm/hphp/hack/test/typecheck/extend_generic.php
<?hh // strict /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ class A {} class B extends A {} class C<T as A> { } class D<T as B> extends C<T> {}
PHP
hhvm/hphp/hack/test/typecheck/extend_with_no_return.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ class A { public function foo(): void {} } class B extends A { public function foo() {} }
PHP
hhvm/hphp/hack/test/typecheck/extend_with_no_return2.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ interface A { public function foo(): void; } interface B extends A { public function foo(); }
PHP
hhvm/hphp/hack/test/typecheck/extend_with_no_return3.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ interface A { public function foo(): void; } class B implements A { public function foo() {} }
Shell Script
hhvm/hphp/hack/test/typecheck/extracted_from_manual_updated.sh
#!/bin/bash hack_manual_bin=$1 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd ) $hack_manual_bin extract "$SCRIPT_DIR/../../manual/hack" CHANGED_FILES="$(hg st | grep extracted_from_manual/ )" if [[ -z "$CHANGED_FILES" ]] then echo "No files changed!" else echo "" echo "ERROR: Files have changed!" echo "$CHANGED_FILES" echo "" echo "Please run the following command in your fbcode directory:" echo "$ buck run fbcode//hphp/hack/src/hh_manual:hh_manual extract hphp/hack/manual/hack/" echo "and amend the generated files into your diff." exit 1 fi
PHP
hhvm/hphp/hack/test/typecheck/extra_scope.php
<?hh // strict /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ class :foo { public static function test(): void { } } function test(): void { { :foo::test(); } }
PHP
hhvm/hphp/hack/test/typecheck/fake_members1.php
<?hh // strict /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ class X { private static ?int $x = null; public function getX(): int { if(self::$x === null) { self::$x = 0; } return self::$x; } }
PHP
hhvm/hphp/hack/test/typecheck/fake_members10.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ class Foo1 { public function frob(): void { } } class Bar1 { private ?Foo1 $foo; public function __construct(?Foo1 $foo) { $this->foo = $foo; } public function f(): void { if ($this->foo) { random_other_function(); $this->foo->frob(); } } } function random_other_function(): void { }
PHP
hhvm/hphp/hack/test/typecheck/fake_members11.php
<?hh /** * Copyright (c) 2014, Facebook, Inc. * All rights reserved. * * This source code is licensed under the MIT license found in the * LICENSE file in the "hack" directory of this source tree. * * */ class Bar1 { private ?Vector<int> $foo; public function __construct(?Vector<int> $foo) { $this->foo = $foo; } public function f(): void { if ($this->foo) { random_other_function(); $this->foo[0] = 0; } } } function random_other_function(): void { }
PHP
hhvm/hphp/hack/test/typecheck/fake_members12.php
<?hh function bar(): void {} function baz(int $x): void {} class Foo { public ?int $x; public function f(bool $y): void { if ($this->x === null) { return; } $y ? bar() : null; // function call bar() invalidates info about $this->x baz($this->x); } }
PHP
hhvm/hphp/hack/test/typecheck/fake_members13.php
<?hh //strict class C {} class D extends C {} class Test { public C $c; public function __construct() { //UNSAFE } } function test(Test $t): void { if ($t->c is D) { take_string($t->c); } } function take_string(string $s): void {}
PHP
hhvm/hphp/hack/test/typecheck/fake_members14.php
<?hh // strict // Copyright 2004-present Facebook. All Rights Reserved. class C { public static ?int $fld = 42; } function foo((function():void) $f):void { C::$fld = null; $f(); } function expect_int(int $x):void { } <<__EntryPoint>> function testit():void { if (C::$fld !== null) { foo(() ==> expect_int(C::$fld)); } }