Cmd::__construct() - Code Metrics - Inspection of "Improved unit tests" - Stefaminator/php-cli-cmd - Measure and Improve Code Quality continuously with Scrutinizer

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by Timm

created 2020-06-06 17:26 UTC

Cmd::__construct() A

↳ Parent: Cmd

Complexity

Conditions	2
Paths	2

Size

Total Lines	8
Code Lines	7

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	6
CRAP Score	2.0116

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	2
eloc	7
c	1
b	0
f	0
nc	2
nop	1
dl	0
loc	8
ccs	6
cts	7
cp	0.8571
crap	2.0116
rs	10

<?php

namespace Stefaminator\Cli;

use Exception;
use GetOptionKit\OptionCollection;
use GetOptionKit\OptionResult;
use ReflectionFunction;
use RuntimeException;


class Cmd {

    /**
     * @var Cmd
     */
    public $parent;

    /**
     * @var string
     */
    public $cmd;

    /**
     * @var string
     */
    public $descr;

    /**
     * @var array
     */
    public $optionSpecs;

    /**
     * @var OptionCollection
     */
    private $optionCollection;

    /**
     * @var OptionResult|null
     */
    public $optionResult;

    /**
     * @var Exception
     */
    public $optionParseException;

    /**
     * @var string[]
     */
    public $arguments = [];

    /**
     * @var Cmd[]
     */
    public $subcommands = [];

    /**
     * @var callable|null
     */
    private $callable;


    public function __construct(string $cmd) {
        $this->cmd = $cmd;
        if ($cmd !== 'help') {
            $this->addSubCmd(
                self::extend('help')
                    ->setDescription('Displays help for this command.')
                    ->setCallable(static function (Cmd $cmd) {
                        $cmd->parent->help();
                    })
            );
        }
    }

    public function addOption(string $specString, array $config): self {

        $this->optionSpecs[$specString] = $config;

        return $this;
    }

    public function addSubCmd(Cmd $cmd): self {

        $cmd->parent = $this;
        $this->subcommands[$cmd->cmd] = $cmd;

        return $this;
    }

    public function setDescription(string $descr): self {

        $this->descr = $descr;

        return $this;
    }

    /**
     * @param callable $callable
     * @return $this
     */
    public function setCallable(callable $callable): self {

        try {
            $this->callable = $this->validateCallable($callable);

        } catch (Exception $e) {
            echo __METHOD__ . ' has been called with invalid callable: ' . $e->getMessage() . "\n";
        }


        return $this;
    }

    public function hasSubCmd(string $cmd): bool {
        return array_key_exists($cmd, $this->subcommands);
    }

    public function hasProvidedOption(string $key): bool {
        return $this->optionResult !== null && $this->optionResult->has($key);
    }

    public function getProvidedOption(string $key) {
        if ($this->optionResult !== null) {
            return $this->optionResult->get($key);
        }
        return null;
    }

    public function getSubCmd(string $cmd): ?Cmd {
        if ($this->hasSubCmd($cmd)) {
            return $this->subcommands[$cmd];
        }
        return null;
    }

    public function getMethodName(): string {
        $cmd = $this;
        $pwd = [];

        while ($cmd !== null) {
            $pwd[] = $cmd->parent !== null ? $cmd->cmd : 'cmd';
            $cmd = $cmd->parent;
        }

        $pwd = array_reverse($pwd);

        $pwd_str = '';
        foreach ($pwd as $p) {
            $pwd_str .= ucfirst(strtolower($p));
        }

        return lcfirst($pwd_str);
    }

    public function getCallable(): ?callable {
        return $this->callable;
    }

    public function getOptionCollection(): OptionCollection {

        if ($this->optionCollection !== null) {
            return $this->optionCollection;
        }

        $specs = (array)$this->optionSpecs;

        $collection = new OptionCollection();

        foreach ($specs as $k => $v) {
            $opt = $collection->add($k, $v['description']);
            if (array_key_exists('isa', $v)) {
                $opt->isa($v['isa']);
            }
            if (array_key_exists('default', $v)) {
                $opt->defaultValue($v['default']);
            }
        }

        $this->optionCollection = $collection;
        return $this->optionCollection;
    }

    public function handleOptionParseException(): bool {

        if ($this->optionParseException === null) {
            return false;
        }

        App::eol();
        App::echo('Uups, something went wrong!', Color::FOREGROUND_COLOR_RED);
        App::eol();
        App::echo($this->optionParseException->getMessage(), Color::FOREGROUND_COLOR_RED);
        App::eol();

        $this->help();

        return true;
    }

    public function help(): void {
        (new HelpRunner($this))->run();
    }


    /**
     * @param callable $callable
     * @return callable
     * @throws Exception
     */
    private function validateCallable(callable $callable): callable {

        $check = new ReflectionFunction($callable);
        $parameters = $check->getParameters();

        if (count($parameters) !== 1) {
            throw new RuntimeException('Invalid number of Parameters. Should be 1.');
        }

        $type = $parameters[0]->getType();

        if ($type === null) {
            throw new RuntimeException('Named type of Parameter 1 should be "' . __CLASS__ . '".');
        }

        /** @noinspection PhpPossiblePolymorphicInvocationInspection */
        $tname = $type->getName();

        if ($tname !== __CLASS__) {
            throw new RuntimeException('Named type of Parameter 1 should be "' . __CLASS__ . '".');
        }

        return $callable;
    }

    public static function extend(string $cmd): Cmd {
        return new class($cmd) extends Cmd {
        };
    }

    public static function root(): Cmd {
        return self::extend('__root');
    }
}

1		<?php
2
3		namespace Stefaminator\Cli;
4
5		use Exception;
6		use GetOptionKit\OptionCollection;
7		use GetOptionKit\OptionResult;
8		use ReflectionFunction;
9		use RuntimeException;
10
11
12		class Cmd {
13
14		/**
15		* @var Cmd
16		*/
17		public $parent;
18
19		/**
20		* @var string
21		*/
22		public $cmd;
23
24		/**
25		* @var string
26		*/
27		public $descr;
28
29		/**
30		* @var array
31		*/
32		public $optionSpecs;
33
34		/**
35		* @var OptionCollection
36		*/
37		private $optionCollection;
38
39		/**
40		* @var OptionResult\|null
41		*/
42		public $optionResult;
43
44		/**
45		* @var Exception
46		*/
47		public $optionParseException;
48
49		/**
50		* @var string[]
51		*/
52		public $arguments = [];
53
54		/**
55		* @var Cmd[]
56		*/
57		public $subcommands = [];
58
59		/**
60		* @var callable\|null
61		*/
62		private $callable;
63
64
65	17	public function __construct(string $cmd) {
66	17	$this->cmd = $cmd;
67	17	if ($cmd !== 'help') {
68	17	$this->addSubCmd(
69	17	self::extend('help')
70	17	->setDescription('Displays help for this command.')
71		->setCallable(static function (Cmd $cmd) {
72		$cmd->parent->help();
73	17	})
74		);
75		}
76	17	}
77
78	17	public function addOption(string $specString, array $config): self {
79
80	17	$this->optionSpecs[$specString] = $config;
81
82	17	return $this;
83		}
84
85	17	public function addSubCmd(Cmd $cmd): self {
86
87	17	$cmd->parent = $this;
88	17	$this->subcommands[$cmd->cmd] = $cmd;
89
90	17	return $this;
91		}
92
93	17	public function setDescription(string $descr): self {
94
95	17	$this->descr = $descr;
96
97	17	return $this;
98		}
99
100		/**
101		* @param callable $callable
102		* @return $this
103		*/
104	17	public function setCallable(callable $callable): self {
105
106		try {
107	17	$this->callable = $this->validateCallable($callable);
108
109		} catch (Exception $e) {
110		echo __METHOD__ . ' has been called with invalid callable: ' . $e->getMessage() . "\n";
111		}
112
113
114	17	return $this;
115		}
116
117	14	public function hasSubCmd(string $cmd): bool {
118	14	return array_key_exists($cmd, $this->subcommands);
119		}
120
121	1	public function hasProvidedOption(string $key): bool {
122	1	return $this->optionResult !== null && $this->optionResult->has($key);
123		}
124
125	2	public function getProvidedOption(string $key) {
126	2	if ($this->optionResult !== null) {
127	2	return $this->optionResult->get($key);
128		}
129		return null;
130		}
131
132	8	public function getSubCmd(string $cmd): ?Cmd {
133	8	if ($this->hasSubCmd($cmd)) {
134	8	return $this->subcommands[$cmd];
135		}
136		return null;
137		}
138
139	8	public function getMethodName(): string {
140	8	$cmd = $this;
141	8	$pwd = [];
142
143	8	while ($cmd !== null) {
144	8	$pwd[] = $cmd->parent !== null ? $cmd->cmd : 'cmd';
145	8	$cmd = $cmd->parent;
146		}
147
148	8	$pwd = array_reverse($pwd);
149
150	8	$pwd_str = '';
151	8	foreach ($pwd as $p) {
152	8	$pwd_str .= ucfirst(strtolower($p));
153		}
154
155	8	return lcfirst($pwd_str);
156		}
157
158	2	public function getCallable(): ?callable {
159	2	return $this->callable;
160		}
161
162	17	public function getOptionCollection(): OptionCollection {
163
164	17	if ($this->optionCollection !== null) {
165		return $this->optionCollection;
166		}
167
168	17	$specs = (array)$this->optionSpecs;
169
170	17	$collection = new OptionCollection();
171
172	17	foreach ($specs as $k => $v) {
173	17	$opt = $collection->add($k, $v['description']);
174	17	if (array_key_exists('isa', $v)) {
175	10	$opt->isa($v['isa']);
176		}
177	17	if (array_key_exists('default', $v)) {
178	8	$opt->defaultValue($v['default']);
179		}
180		}
181
182	17	$this->optionCollection = $collection;
183	17	return $this->optionCollection;
184		}
185
186	2	public function handleOptionParseException(): bool {
187
188	2	if ($this->optionParseException === null) {
189	2	return false;
190		}
191
192		App::eol();
193		App::echo('Uups, something went wrong!', Color::FOREGROUND_COLOR_RED);
194		App::eol();
195		App::echo($this->optionParseException->getMessage(), Color::FOREGROUND_COLOR_RED);
196		App::eol();
197
198		$this->help();
199
200		return true;
201		}
202
203		public function help(): void {
204		(new HelpRunner($this))->run();
205		}
206
207
208		/**
209		* @param callable $callable
210		* @return callable
211		* @throws Exception
212		*/
213	17	private function validateCallable(callable $callable): callable {
214
215	17	$check = new ReflectionFunction($callable);
216	17	$parameters = $check->getParameters();
217
218	17	if (count($parameters) !== 1) {
219		throw new RuntimeException('Invalid number of Parameters. Should be 1.');
220		}
221
222	17	$type = $parameters[0]->getType();
223
224	17	if ($type === null) {
225		throw new RuntimeException('Named type of Parameter 1 should be "' . __CLASS__ . '".');
226		}
227
228		/** @noinspection PhpPossiblePolymorphicInvocationInspection */
229	17	$tname = $type->getName();
230
231	17	if ($tname !== __CLASS__) {
232		throw new RuntimeException('Named type of Parameter 1 should be "' . __CLASS__ . '".');
233		}
234
235	17	return $callable;
236		}
237
238		public static function extend(string $cmd): Cmd {
239		return new class($cmd) extends Cmd {
240		};
241		}
242
243	17	public static function root(): Cmd {
244	17	return self::extend('__root');
245		}
246		}

Stefaminator / php-cli-cmd

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Cmd::__construct() A

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