PHP code example of nicmart / universal-matcher

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

nicmart / universal-matcher example snippets

use UniversalMatcher\FluentFunction\FluentFunction;
use UniversalMatcher\MapMatcher;
$f = new FluentFunction;

$matcher = (new MapMatcher)
    ->defineMap('featured', $f->value('featured'))
    ->defineMap('type', $f->value('type'))
    ->defineMap('type-featured', function($v) { return [$v['type'], $v['value']]; }, 100)
;

$matcher
    ->rule('type', 'book', 'book.html')
    ->rule('type', 'dvd', 'dvd.html')
    ->rule('featured', true, 'featured.html')
    ->rule('type-featured', ['book', true], 'featured-book.html')
    ->setDefault('item.html')
;

// Returns 'book.html'
$matcher(['type' => 'book', 'featured' => false]);

// Returns 'featured-book.html'
$matcher(['type' => 'book', 'featured' => true]);

// Returns 'featured.html'
$matcher(['type' => 'dvd', 'featured' => true]);

// Returns 'dvd.html'
$matcher(['type' => 'dvd', 'featured' => false]);

// Returns 'item.html'
$matcher(['type' => 'cd', 'featured' => false]);

// Find all matching values with matchAll method, ordered by priority:
// This returns ['featured-book.html', 'featured.html', 'book.html']
$matcher->matchAll(['type' => 'book', 'featured' => true]);

$matcher
    ->defineMap('foo', function($v) { return $v->foo; })
    ->defineMap('lowered', 'strtolower')
    ->defineMap('method', [$object, 'method'])
;
    

$matcher
    ->defineMap('bar', function($v) { return $v->bar; }, -100) //This will be the last checked
    ->defineMap('baz', function($v) { return $v->baz; }, 100)  //This will be the first
;
    

$matcher
    ->defineMap('blah', 'strtoupper', $matcher->priority('baz') + 1)
;
    

use UniversalMatcher\FluentFunction\FluentFunction;
$f = new FluentFunction;

// Returns a property of the input object
$h = $f->prop('foo');
$h($object); //Returns $object->foo;

// Returns the return value of a method of the input object
$h = $f->method('method');
$h($object); //Returns $object->method();
// ... with arguments too:
$h = $f->method('method', $arg1, $arg2, ...);
$h($object); //Returns $object->method($arg1, $arg2);

//Returns the value of an array or of an `ArrayAccess` instance:
$h = $f->value('key');
$h(['key' => 'value']); //Returns 'value'

//Regexpes
$h = $f->regexp('/^[0-9]+$/');
$h('abc0123'); // False
$h('123456')   // True

$h = $f->prop('foo')->method('method')->value('bar');
$h($object); //Returns $object->foo->method()['bar']

$matcher
    ->rule('foo', 'bar', '$object->foo is bar')
    ->rule('foo', 'baz', '$object->foo is baz')
    ->rule('lowered', 'string', 'strtolower($value) is "string"'
;

$matcher->callbackRule(function($v) { /* Do something */ }, 'expected', 'returned value');

$matcher->setDefault('not-found!');