Ktomk\Pipelines\Yaml\LibYaml

Complexity

Total Complexity

7

Size/Duplication

Total Lines	35
Duplicated Lines	0 %

Test Coverage

Coverage

100%

Importance

Changes	2
Bugs	0	Features	1

3 Methods

Rating	Name	Duplication	Size	Complexity
A	isAvailable()	0	3	3
A	parseFile()	0	3	1
A	parseBuffer()	0	10	3

<?php

/* this file is part of pipelines */

namespace Ktomk\Pipelines\Yaml;

use Ktomk\Pipelines\ErrorCatcher;

class LibYaml implements ParserInterface
{
    /**
     * @return bool
     */
    public static function isAvailable()
    {
        return extension_loaded('yaml') && function_exists('yaml_parse_file') && function_exists('yaml_parse');
    }

    /**
     * @param string $path
     *
     * @return null|array
     */
    public function parseFile($path)
    {
        return $this->parseBuffer(@file_get_contents($path));
    }

    /**
     * @param string $buffer
     *
     * @return null|array
     */
    public function parseBuffer($buffer)
    {
        $error = ErrorCatcher::create();
        $result = yaml_parse($buffer, 0);
        $result = $error->end() ? null : $result;

        return !is_array($result)
            ? null
            # ext-yaml parser does aliases, remove any potential ones
            : json_decode(json_encode($result), true);
    }
}