[Symfony4] Skip ConsoleExecuteReturnIntRector on ternary returns number (#5735)

This commit is contained in:
Abdul Malik Ikhsan 2021-03-03 17:24:17 +07:00 committed by GitHub
parent 896a87c631
commit 8430a8d73a
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 106 additions and 5 deletions

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@ -5,6 +5,7 @@ declare(strict_types=1);
namespace Rector\Symfony4\Rector\ClassMethod;
use PhpParser\Node;
use PhpParser\Node\Expr;
use PhpParser\Node\Expr\BinaryOp\Coalesce;
use PhpParser\Node\Expr\Cast\Int_;
use PhpParser\Node\Expr\Ternary;
@ -110,10 +111,7 @@ CODE_SAMPLE
}
$parentNode = $node->getAttribute(AttributeKey::PARENT_NODE);
if ($parentNode instanceof Return_ && $this->nodeComparator->areNodesEqual(
$parentNode->expr,
$node
) && $node instanceof Int_) {
if ($this->isAReturnWithExprIntEquals($parentNode, $node)) {
$hasReturn = true;
return null;
}
@ -126,8 +124,12 @@ CODE_SAMPLE
return null;
}
if ($node->expr instanceof Ternary && $this->isIntegerTernaryIfElse($node->expr)) {
$hasReturn = true;
return null;
}
// is there return without nesting?
$parentNode = $node->getAttribute(AttributeKey::PARENT_NODE);
if ($this->nodeComparator->areNodesEqual($parentNode, $classMethod)) {
$hasReturn = true;
}
@ -137,6 +139,23 @@ CODE_SAMPLE
return null;
});
$this->processReturn0ToMethod($hasReturn, $classMethod);
}
private function isIntegerTernaryIfElse(Ternary $ternary): bool
{
/** @var Expr $if */
$if = $ternary->if;
/** @var Expr $else */
$else = $ternary->else;
$ifType = $this->getStaticType($if);
$elseType = $this->getStaticType($else);
return $ifType instanceof IntegerType && $elseType instanceof IntegerType;
}
private function processReturn0ToMethod(bool $hasReturn, ClassMethod $classMethod): void
{
if ($hasReturn) {
return;
}
@ -144,6 +163,19 @@ CODE_SAMPLE
$classMethod->stmts[] = new Return_(new LNumber(0));
}
private function isAReturnWithExprIntEquals(?Node $parentNode, Node $node): bool
{
if (! $parentNode instanceof Return_) {
return false;
}
if (! $this->nodeComparator->areNodesEqual($parentNode->expr, $node)) {
return false;
}
return $node instanceof Int_;
}
private function setReturnTo0InsteadOfNull(Return_ $return): void
{
if ($return->expr === null) {

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@ -0,0 +1,15 @@
<?php
namespace Rector\Symfony4\Tests\Rector\ClassMethod\ConsoleExecuteReturnIntRector\Fixture;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
final class SkipTernaryReturnInt extends Command
{
public function execute(InputInterface $input, OutputInterface $output): int
{
return rand(0, 1) ? 0 : 1;
}
}

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@ -0,0 +1,21 @@
<?php
namespace Rector\Symfony4\Tests\Rector\ClassMethod\ConsoleExecuteReturnIntRector\Fixture;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
function returns_bool()
{
return rand(0, 1) === 0;
}
final class SkipTernaryReturnIntVariable extends Command
{
public function execute(InputInterface $input, OutputInterface $output): int
{
$boolVariable = returns_bool();
return $boolVariable ? 0 : 1;
}
}

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@ -0,0 +1,16 @@
<?php
namespace Rector\Symfony4\Tests\Rector\ClassMethod\ConsoleExecuteReturnIntRector\Fixture;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
final class SkipTernaryReturnIntVariableAssignBool extends Command
{
public function execute(InputInterface $input, OutputInterface $output): int
{
$boolVariable = true;
return $boolVariable ? 0 : 1;
}
}

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@ -0,0 +1,17 @@
<?php
namespace Rector\Symfony4\Tests\Rector\ClassMethod\ConsoleExecuteReturnIntRector\Fixture;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
final class SkipTernaryReturnIntVariableInIfElse extends Command
{
public function execute(InputInterface $input, OutputInterface $output): int
{
$yes = 0;
$no = 1;
return rand(0, 1) ? $yes : $no;
}
}