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c99e19b804
4f619aae72
NodeRepository usage cleanup (#287)
142 lines
5.8 KiB
PHP
142 lines
5.8 KiB
PHP
<?php
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declare (strict_types=1);
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namespace Rector\NetteToSymfony\NodeAnalyzer;
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use PhpParser\Node;
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use PhpParser\Node\Expr;
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use PhpParser\Node\Expr\Assign;
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use PhpParser\Node\Expr\MethodCall;
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use PhpParser\Node\Expr\PropertyFetch;
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use PhpParser\Node\FunctionLike;
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use PhpParser\Node\Stmt\ClassMethod;
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use PhpParser\Node\Stmt\Else_;
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use PhpParser\Node\Stmt\If_;
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use PhpParser\Node\Stmt\Return_;
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use Rector\Core\PhpParser\Node\BetterNodeFinder;
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use Rector\Nette\NodeAnalyzer\ReturnAnalyzer;
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use Rector\Nette\NodeAnalyzer\ThisTemplatePropertyFetchAnalyzer;
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use Rector\NetteToSymfony\ValueObject\ClassMethodRender;
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use Rector\NodeNameResolver\NodeNameResolver;
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use Rector\NodeNestingScope\ScopeNestingComparator;
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use Rector\NodeNestingScope\ValueObject\ControlStructure;
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use RectorPrefix20210625\Symplify\Astral\NodeTraverser\SimpleCallableNodeTraverser;
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final class ClassMethodRenderAnalyzer
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{
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/**
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* @var Expr[]
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*/
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private $templateVariables = [];
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/**
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* @var Node[]
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*/
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private $nodesToRemove = [];
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/**
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* @var array<string, Assign[]>
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*/
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private $conditionalAssigns = [];
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/**
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* @var Expr[]
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*/
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private $templateFileExprs = [];
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/**
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* @var Return_|null
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*/
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private $lastReturn;
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/**
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* @var \Symplify\Astral\NodeTraverser\SimpleCallableNodeTraverser
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*/
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private $simpleCallableNodeTraverser;
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/**
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* @var \Rector\NodeNameResolver\NodeNameResolver
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*/
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private $nodeNameResolver;
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/**
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* @var \Rector\NodeNestingScope\ScopeNestingComparator
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*/
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private $scopeNestingComparator;
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/**
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* @var \Rector\Core\PhpParser\Node\BetterNodeFinder
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*/
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private $betterNodeFinder;
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/**
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* @var \Rector\Nette\NodeAnalyzer\ThisTemplatePropertyFetchAnalyzer
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*/
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private $thisTemplatePropertyFetchAnalyzer;
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/**
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* @var \Rector\Nette\NodeAnalyzer\ReturnAnalyzer
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*/
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private $returnAnalyzer;
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public function __construct(\RectorPrefix20210625\Symplify\Astral\NodeTraverser\SimpleCallableNodeTraverser $simpleCallableNodeTraverser, \Rector\NodeNameResolver\NodeNameResolver $nodeNameResolver, \Rector\NodeNestingScope\ScopeNestingComparator $scopeNestingComparator, \Rector\Core\PhpParser\Node\BetterNodeFinder $betterNodeFinder, \Rector\Nette\NodeAnalyzer\ThisTemplatePropertyFetchAnalyzer $thisTemplatePropertyFetchAnalyzer, \Rector\Nette\NodeAnalyzer\ReturnAnalyzer $returnAnalyzer)
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{
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$this->simpleCallableNodeTraverser = $simpleCallableNodeTraverser;
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$this->nodeNameResolver = $nodeNameResolver;
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$this->scopeNestingComparator = $scopeNestingComparator;
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$this->betterNodeFinder = $betterNodeFinder;
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$this->thisTemplatePropertyFetchAnalyzer = $thisTemplatePropertyFetchAnalyzer;
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$this->returnAnalyzer = $returnAnalyzer;
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}
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public function collectFromClassMethod(\PhpParser\Node\Stmt\ClassMethod $classMethod) : \Rector\NetteToSymfony\ValueObject\ClassMethodRender
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{
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$this->templateFileExprs = [];
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$this->templateVariables = [];
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$this->nodesToRemove = [];
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$this->conditionalAssigns = [];
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$this->lastReturn = $this->returnAnalyzer->findLastClassMethodReturn($classMethod);
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$this->simpleCallableNodeTraverser->traverseNodesWithCallable((array) $classMethod->stmts, function (\PhpParser\Node $node) : void {
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if ($node instanceof \PhpParser\Node\Expr\MethodCall) {
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$this->collectTemplateFileExpr($node);
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}
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if ($node instanceof \PhpParser\Node\Expr\Assign) {
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$this->collectVariableFromAssign($node);
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}
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});
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return new \Rector\NetteToSymfony\ValueObject\ClassMethodRender($this->templateFileExprs, $this->templateVariables, $this->nodesToRemove, $this->conditionalAssigns);
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}
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private function collectTemplateFileExpr(\PhpParser\Node\Expr\MethodCall $methodCall) : void
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{
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if (!$this->nodeNameResolver->isNames($methodCall->name, ['render', 'setFile'])) {
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return;
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}
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$this->nodesToRemove[] = $methodCall;
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if (!isset($methodCall->args[0])) {
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return;
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}
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$this->templateFileExprs[] = $methodCall->args[0]->value;
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}
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private function collectVariableFromAssign(\PhpParser\Node\Expr\Assign $assign) : void
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{
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// $this->template = x
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if ($assign->var instanceof \PhpParser\Node\Expr\PropertyFetch) {
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$propertyFetch = $assign->var;
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if (!$this->thisTemplatePropertyFetchAnalyzer->isTemplatePropertyFetch($propertyFetch->var)) {
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return;
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}
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$variableName = $this->nodeNameResolver->getName($propertyFetch);
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$foundParent = $this->betterNodeFinder->findParentTypes($propertyFetch->var, \Rector\NodeNestingScope\ValueObject\ControlStructure::CONDITIONAL_NODE_SCOPE_TYPES + [\PhpParser\Node\FunctionLike::class]);
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if ($foundParent && $this->scopeNestingComparator->isInBothIfElseBranch($foundParent, $propertyFetch)) {
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$this->conditionalAssigns[$variableName][] = $assign;
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return;
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}
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if ($foundParent instanceof \PhpParser\Node\Stmt\If_) {
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return;
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}
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if ($foundParent instanceof \PhpParser\Node\Stmt\Else_) {
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return;
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}
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// there is a return before this assign, to do not remove it and keep ti
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if (!$this->returnAnalyzer->isBeforeLastReturn($assign, $this->lastReturn)) {
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return;
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}
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$this->templateVariables[$variableName] = $assign->expr;
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$this->nodesToRemove[] = $assign;
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return;
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}
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// $x = $this->template
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if (!$this->thisTemplatePropertyFetchAnalyzer->isTemplatePropertyFetch($assign->expr)) {
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return;
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}
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$this->nodesToRemove[] = $assign;
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}
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}
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