Histogram::builder() - Code Metrics - Inspection of "Teach the TextRenderer to handle empty labels" - krenor/prometheus-client - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — develop ( 28a887...d46380 )

by Stan

created 2018-06-01 15:07 UTC

Histogram::builder() A

↳ Parent: Histogram

Complexity

Conditions	1
Paths	1

Size

Total Lines	3
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	2
CRAP Score	1

Importance

Changes

Metric	Value
cc	1
eloc	1
nc	1
nop	1
dl	0
loc	3
ccs	2
cts	2
cp	1
crap	1
rs	10
c	0
b	0
f	0

<?php

namespace Krenor\Prometheus\Metrics;

use Krenor\Prometheus\Contracts\Metric;
use Tightenco\Collect\Support\Collection;
use Krenor\Prometheus\Contracts\SamplesBuilder;
use Krenor\Prometheus\Exceptions\LabelException;
use Krenor\Prometheus\Contracts\Types\Observable;
use Krenor\Prometheus\Exceptions\PrometheusException;
use Krenor\Prometheus\Storage\Builders\HistogramSamplesBuilder;

abstract class Histogram extends Metric implements Observable
{
    /**
     * @var float[]
     */
    protected $buckets = [
        .005,
        .01,
        .025,
        .05,
        .1,
        .25,
        .5,
        1,
        2.5,
        5,
        10,
    ];

    /**
     * {@inheritdoc}
     */
    public function __construct()
    {
        parent::__construct();

        foreach ($this->labels as $label) {
            if (preg_match('/^le$/', $label)) {
                throw new LabelException('The label `le` is used internally to designate buckets.');
            }
        }

        if (count($this->buckets) < 1) {
            throw new PrometheusException('Histograms must contain at least one bucket.');
        }

        sort($this->buckets);
    }

    /**
     * {@inheritdoc}
     */
    final public function builder(Collection $items): SamplesBuilder
    {
        return new HistogramSamplesBuilder($this, $items);
    }

    /**
     * {@inheritdoc}
     */
    final public function type(): string
    {
        return 'histogram';
    }

    /**
     * {@inheritdoc}
     */
    public function observe(float $value, array $labels): self
    {
        static::$storage->observe($this, $value, $labels);

        return $this;
    }

    /**
     * @return Collection
     */
    public function buckets(): Collection
    {
        return new Collection($this->buckets);
    }
}


1		<?php
2
3		namespace Krenor\Prometheus\Metrics;
4
5		use Krenor\Prometheus\Contracts\Metric;
6		use Tightenco\Collect\Support\Collection;
7		use Krenor\Prometheus\Contracts\SamplesBuilder;
8		use Krenor\Prometheus\Exceptions\LabelException;
9		use Krenor\Prometheus\Contracts\Types\Observable;
10		use Krenor\Prometheus\Exceptions\PrometheusException;
11		use Krenor\Prometheus\Storage\Builders\HistogramSamplesBuilder;
12
13		abstract class Histogram extends Metric implements Observable
14		{
15		/**
16		* @var float[]
17		*/
18		protected $buckets = [
19		.005,
20		.01,
21		.025,
22		.05,
23		.1,
24		.25,
25		.5,
26		1,
27		2.5,
28		5,
29		10,
30		];
31
32		/**
33		* {@inheritdoc}
34		*/
35	21	public function __construct()
36		{
37	21	parent::__construct();
38
39	21	foreach ($this->labels as $label) {
40	19	if (preg_match('/^le$/', $label)) {
41	19	throw new LabelException('The label `le` is used internally to designate buckets.');
42		}
43		}
44
45	20	if (count($this->buckets) < 1) {
46	1	throw new PrometheusException('Histograms must contain at least one bucket.');
47		}
48
49	19	sort($this->buckets);
50	19	}
51
52		/**
53		* {@inheritdoc}
54		*/
55	6	final public function builder(Collection $items): SamplesBuilder
56		{
57	6	return new HistogramSamplesBuilder($this, $items);
58		}
59
60		/**
61		* {@inheritdoc}
62		*/
63	5	final public function type(): string
64		{
65	5	return 'histogram';
66		}
67
68		/**
69		* {@inheritdoc}
70		*/
71	5	public function observe(float $value, array $labels): self
72		{
73	5	static::$storage->observe($this, $value, $labels);
74
75	5	return $this;
76		}
77
78		/**
79		* @return Collection
80		*/
81	14	public function buckets(): Collection
82		{
83	14	return new Collection($this->buckets);
84		}
85		}
86

krenor / prometheus-client

Push — develop ( 28a887...d46380 )

Histogram::builder() A

Complexity

Size

Duplication

Code Coverage

Importance

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