TheCodingMachine\TDBM\Utils\Annotation\AnnotationParser

Complexity

Total Complexity

6

Size/Duplication

Total Lines	41
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	2

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	parse()	0	18	3
A	parseAnnotation()	0	10	3

<?php
namespace TheCodingMachine\TDBM\Utils\Annotation;

/**
 * Parses annotations in database columns.
 */
class AnnotationParser
{
    /**
     * Parses the doc comment and initilizes all the values of interest.
     *
     */
    public function parse(string $comment): Annotations
    {
        $lines = explode("\n", $comment);
        $lines = array_map(function (string $line) {
            return trim($line, " \r\t");
        }, $lines);

        $annotations = [];

        // Is the line an annotation? Let's test this with a regexp.
        foreach ($lines as $line) {
            if (preg_match("/^[@][a-zA-Z]/", $line) === 1) {
                $annotations[] = $this->parseAnnotation($line);
            }
        }

        return new Annotations($annotations);
    }

    /**
     * Parses an annotation line and stores the result in the MoufPhpDocComment.
     *
     * @param string $line
     */
    private function parseAnnotation($line)
    {
        // Let's get the annotation text
        preg_match("/^[@]([a-zA-Z][a-zA-Z0-9]*)(.*)/", $line, $values);

        $annotationClass = isset($values[1])?$values[1]:null;
        $annotationParams = trim(isset($values[2])?$values[2]:null);

        return new Annotation($annotationClass, $annotationParams);
    }
}