/**
* Creates a parameters signature of a `ReflectionMethod` instance.
*
* @param object $method A instance of `ReflectionMethod`.
* @return string The parameters definition list.
*/
protected static function _generateSignature($method)
{
$params = [];
$isVariadic = Suite::$PHP >= 7 ? $method->isVariadic() : false;
foreach ($method->getParameters() as $num => $parameter) {
$typehint = Inspector::typehint($parameter);
$name = $parameter->getName();
$name = $name && $name !== '...' ? $name : 'param' . $num;
$reference = $parameter->isPassedByReference() ? '&' : '';
$default = '';
if ($parameter->isDefaultValueAvailable()) {
$default = var_export($parameter->getDefaultValue(), true);
$default = ' = ' . preg_replace('/\\s+/', '', $default);
} elseif ($parameter->isOptional()) {
if ($isVariadic && $parameter->isVariadic()) {
$reference = '...';
$default = '';
} else {
$default = ' = NULL';
}
}
$typehint = $typehint ? $typehint . ' ' : $typehint;
$params[] = "{$typehint}{$reference}\${$name}{$default}";
}
return join(', ', $params);
}
expect($param4->getName())->toBe('d');
expect($param4->getDefaultValue())->toBe(null);
});
it("merges defauts values with populated values when the third argument is not empty", function () {
$inspector = Inspector::parameters($this->class, 'parametersExample', ['first', 1000, true]);
expect($inspector)->toBe(['a' => 'first', 'b' => 1000, 'c' => true, 'd' => null]);
});
});
describe("::typehint()", function () {
it("returns an empty string when no typehint is present", function () {
$inspector = Inspector::parameters($this->class, 'parametersExample');
expect(Inspector::typehint($inspector[0]))->toBe('');
$inspector = Inspector::parameters($this->class, 'parameterByReference');
expect(Inspector::typehint($inspector[0]))->toBe('');
});
it("returns parameter typehint", function () {
$inspector = Inspector::parameters($this->class, 'exceptionTypeHint');
$typehint = Inspector::typehint(current($inspector));
expect($typehint)->toBeA('string');
expect($typehint)->toBe('\\Exception');
$inspector = Inspector::parameters($this->class, 'arrayTypeHint');
$typehint = Inspector::typehint(current($inspector));
expect($typehint)->toBeA('string');
expect($typehint)->toBe('array');
$inspector = Inspector::parameters($this->class, 'callableTypeHint');
$typehint = Inspector::typehint(current($inspector));
expect($typehint)->toBeA('string');
expect($typehint)->toBe('callable');
});
});
});
expect(Inspector::typehint($inspector[0]))->toBe('');
});
it("returns parameter typehint", function () {
$inspector = Inspector::parameters($this->class, 'exceptionTypeHint');
$typehint = Inspector::typehint(current($inspector));
expect($typehint)->toBeA('string');
expect($typehint)->toBe('\\Exception');
$inspector = Inspector::parameters($this->class, 'arrayTypeHint');
$typehint = Inspector::typehint(current($inspector));
expect($typehint)->toBeA('string');
expect($typehint)->toBe('array');
$inspector = Inspector::parameters($this->class, 'callableTypeHint');
$typehint = Inspector::typehint(current($inspector));
expect($typehint)->toBeA('string');
expect($typehint)->toBe('callable');
});
it("returns parameter typehint for scalar type hints", function () {
$typehint = Inspector::typehint(new Parameter('Parameter #0 [ <required> integer $values ]'));
expect($typehint)->toBeA('string');
expect($typehint)->toBe('int');
$typehint = Inspector::typehint(new Parameter('Parameter #0 [ <required> boolean $values ]'));
expect($typehint)->toBeA('string');
expect($typehint)->toBe('bool');
});
it("returns empty typehint for HHVM `mixed` type hint", function () {
$typehint = Inspector::typehint(new Parameter('Parameter #0 [ <required> mixed $values ]'));
expect($typehint)->toBeA('string');
expect($typehint)->toBe('');
});
});
});
