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File: vendor/sebastian/code-unit-reverse-lookup/src/Wizard.php

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File: vendor/sebastian/code-unit-reverse-lookup/src/Wizard.php
Role: Class source
Content type: text/plain
Description: Class source
Class: PHP Pokemon Script
Provides an API to manage a database of Pokemons
Author: By
Last change:
Date: 2 years ago
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<?php
/*
 * This file is part of code-unit-reverse-lookup.
 *
 * (c) Sebastian Bergmann <sebastian@phpunit.de>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace SebastianBergmann\CodeUnitReverseLookup;

/**
 * @since Class available since Release 1.0.0
 */
class Wizard
{
   
/**
     * @var array
     */
   
private $lookupTable = [];

   
/**
     * @var array
     */
   
private $processedClasses = [];

   
/**
     * @var array
     */
   
private $processedFunctions = [];

   
/**
     * @param string $filename
     * @param int $lineNumber
     *
     * @return string
     */
   
public function lookup($filename, $lineNumber)
    {
        if (!isset(
$this->lookupTable[$filename][$lineNumber])) {
           
$this->updateLookupTable();
        }

        if (isset(
$this->lookupTable[$filename][$lineNumber])) {
            return
$this->lookupTable[$filename][$lineNumber];
        } else {
            return
$filename . ':' . $lineNumber;
        }
    }

    private function
updateLookupTable()
    {
       
$this->processClassesAndTraits();
       
$this->processFunctions();
    }

    private function
processClassesAndTraits()
    {
        foreach (
array_merge(get_declared_classes(), get_declared_traits()) as $classOrTrait) {
            if (isset(
$this->processedClasses[$classOrTrait])) {
                continue;
            }

           
$reflector = new \ReflectionClass($classOrTrait);

            foreach (
$reflector->getMethods() as $method) {
               
$this->processFunctionOrMethod($method);
            }

           
$this->processedClasses[$classOrTrait] = true;
        }
    }

    private function
processFunctions()
    {
        foreach (
get_defined_functions()['user'] as $function) {
            if (isset(
$this->processedFunctions[$function])) {
                continue;
            }

           
$this->processFunctionOrMethod(new \ReflectionFunction($function));

           
$this->processedFunctions[$function] = true;
        }
    }

   
/**
     * @param \ReflectionFunctionAbstract $functionOrMethod
     */
   
private function processFunctionOrMethod(\ReflectionFunctionAbstract $functionOrMethod)
    {
        if (
$functionOrMethod->isInternal()) {
            return;
        }

       
$name = $functionOrMethod->getName();

        if (
$functionOrMethod instanceof \ReflectionMethod) {
           
$name = $functionOrMethod->getDeclaringClass()->getName() . '::' . $name;
        }

        if (!isset(
$this->lookupTable[$functionOrMethod->getFileName()])) {
           
$this->lookupTable[$functionOrMethod->getFileName()] = [];
        }

        foreach (
range($functionOrMethod->getStartLine(), $functionOrMethod->getEndLine()) as $line) {
           
$this->lookupTable[$functionOrMethod->getFileName()][$line] = $name;
        }
    }
}