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|
--TEST--
Generator::getReturn() success cases
--FILE--
<?php
function gen1() {
return 42;
yield 24;
}
$gen = gen1();
// Calling getReturn() directly here is okay due to auto-priming
var_dump($gen->getReturn());
function gen2() {
yield 24;
return 42;
}
$gen = gen2();
var_dump($gen->current());
$gen->next();
var_dump($gen->getReturn());
// & for generators specifies by-reference yield, not return
// so it's okay to return a literal
function &gen3() {
$var = 24;
yield $var;
return 42;
}
$gen = gen3();
var_dump($gen->current());
$gen->next();
var_dump($gen->getReturn());
// Return types for generators specify the return of the function,
// not of the generator return value, so this code is okay
function gen4() : Generator {
yield 24;
return 42;
}
$gen = gen4();
var_dump($gen->current());
$gen->next();
var_dump($gen->getReturn());
// Has no explicit return, but implicitly return NULL at the end
function gen5() {
yield 24;
}
$gen = gen5();
var_dump($gen->current());
$gen->next();
var_dump($gen->getReturn());
// Explicit value-less return also results in a NULL generator
// return value and there is no interference with type declarations
function gen6() : Generator {
return;
yield 24;
}
$gen = gen6();
var_dump($gen->getReturn());
?>
--EXPECT--
int(42)
int(24)
int(42)
int(24)
int(42)
int(24)
int(42)
int(24)
NULL
NULL
|
