PHP Classes

File: src/AbstractTypedArray.php

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File: src/AbstractTypedArray.php
Role: Class source
Content type: text/plain
Description: Class source
Class: Typed Arrays
Implement arrays of values of only one type
Author: By
Last change:
Date: 9 days ago
Size: 2,180 bytes
 

Contents

Class file image Download
<?php
declare(strict_types=1);
namespace
ParagonIE\TypedArrays;

abstract class
AbstractTypedArray implements \ArrayAccess
{
    protected array
$contents = [];

    protected const
string SCALAR_TYPE = 'mixed';

    public function
__debugInfo(): array
    {
        return
$this->contents;
    }

   
#[\Override]
   
public function offsetExists(mixed $offset): bool
   
{
        return
array_key_exists($offset, $this->contents);
    }

   
#[\Override]
   
public function offsetGet(mixed $offset): mixed
   
{
        if (!
$this->offsetExists($offset)) {
            throw new \
RangeException('Index not found: ' . $offset);
        }
        return
$this->contents[$offset];
    }

   
#[\Override]
   
public function offsetSet(mixed $offset, mixed $value): void
   
{
        switch (static::
SCALAR_TYPE) {
            case
'mixed':
                break;
            case
'string':
                if (!
is_string($value)) {
                    throw new \
TypeError('Only ' . static::SCALAR_TYPE . ' types can be assigned');
                }
                break;
            case
'int':
                if (!
is_int($value)) {
                    throw new \
TypeError('Only ' . static::SCALAR_TYPE . ' types can be assigned');
                }
                break;
            case
'float':
                if (!
is_float($value) && !is_int($value)) {
                    throw new \
TypeError('Only ' . static::SCALAR_TYPE . ' types can be assigned');
                }
                break;
            case
'bool':
                if (!
is_bool($value)) {
                    throw new \
TypeError('Only ' . static::SCALAR_TYPE . ' types can be assigned');
                }
                break;
            case
'object':
                if (!
is_object($value)) {
                    throw new \
TypeError('Only ' . static::SCALAR_TYPE . ' types can be assigned');
                }
                break;
        }
       
$this->contents[$offset] = $value;
    }

   
#[\Override]
   
public function offsetUnset(mixed $offset): void
   
{
        if (
array_key_exists($offset, $this->contents)) {
            unset(
$this->contents[$offset]);
        }
    }
}