DiffConsoleOutput::setTerminal() - Code Metrics - Inspection of "Wider Versions (#4)" - graze/console-diff-renderer - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( d2ff2c...93fad5 )

by Harry

created 2017-06-15 16:21 UTC

DiffConsoleOutput::setTerminal() A

↳ Parent: DiffConsoleOutput

Complexity

Conditions	1
Paths	1

Size

Total Lines	5
Code Lines	3

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	5
rs	9.4285
c	0
b	0
f	0
cc	1
eloc	3
nc	1
nop	1

<?php

/**
 * This file is part of graze/console-diff-renderer.
 *
 * Copyright (c) 2017 Nature Delivered Ltd. <https://www.graze.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 *
 * @license https://github.com/graze/console-diff-renderer/blob/master/LICENSE.md
 * @link    https://github.com/graze/console-diff-renderer
 */

namespace Graze\DiffRenderer;

use Graze\DiffRenderer\Diff\ConsoleDiff;
use Graze\DiffRenderer\Terminal\Terminal;
use Graze\DiffRenderer\Terminal\TerminalInterface;
use Graze\DiffRenderer\Wrap\Wrapper;
use Symfony\Component\Console\Formatter\OutputFormatterInterface;
use Symfony\Component\Console\Output\ConsoleOutputInterface;
use Symfony\Component\Console\Output\OutputInterface;

/**
 * This takes an array of lines to write to the console, does a different and only over-writes what has changed to the
 * console
 */
class DiffConsoleOutput implements ConsoleOutputInterface
{
    /** @var string[] */
    private $buffer = [];
    /** @var ConsoleDiff */
    private $diff;
    /** @var TerminalInterface */
    private $terminal;
    /** @var ConsoleOutputInterface */
    private $output;
    /** @var Wrapper */
    private $wrapper;
    /** @var bool */
    private $trim = false;

    /**
     * Constructor.
     *
     * @param ConsoleOutputInterface $output
     * @param TerminalInterface      $terminal
     * @param Wrapper                $wrapper
     */
    public function __construct(
        ConsoleOutputInterface $output,
        TerminalInterface $terminal = null,
        Wrapper $wrapper = null
    ) {
        $this->output = $output;
        $this->diff = new ConsoleDiff();
        $this->terminal = $terminal ?: new Terminal();
        $this->wrapper = $wrapper ?: new Wrapper($this->terminal->getWidth());
    }

    /**
     * @param string|array $messages The message as an array of lines or a single string
     * @param bool         $newline  Whether to add a newline
     * @param int          $options  A bitmask of options (one of the OUTPUT or VERBOSITY constants), 0 is considered
     *                               the same as self::OUTPUT_NORMAL | self::VERBOSITY_NORMAL
     */
    public function write($messages, $newline = false, $options = 0)
    {
        $this->buffer = [];
        $this->output->write($messages, $newline, $options);
    }

    /**
     * @param string|string[] $messages The message as an array of lines or a single string
     * @param bool            $newline  Whether to add a newline
     * @param int             $options  A bitmask of options (one of the OUTPUT or VERBOSITY constants), 0 is considered
     *                                  the same as self::OUTPUT_NORMAL | self::VERBOSITY_NORMAL
     */
    public function reWrite($messages, $newline = false, $options = 0)
    {
        $messages = (array) $messages;
        $messages = ($this->trim) ? $this->wrapper->trim($messages) : $this->wrapper->wrap($messages);

        if (count($this->buffer) === 0) {
            $this->buffer = $messages;
            $this->output->write($messages, $newline, $options);
            return;
        }

        $sizeDiff = ($newline ? 1 : 0);
        if (count($messages) + $sizeDiff > $this->terminal->getHeight()) {
            $messages = array_slice($messages, count($messages) + $sizeDiff - $this->terminal->getHeight());
        }

        $diff = $this->diff->lines($this->buffer, $messages);

        $output = $this->buildOutput($diff, $newline);
        $this->buffer = $messages;

        $this->output->write($output, $newline, $options);
    }

    /**
     * @param array $diff
     * @param bool  $newline
     *
     * @return string
     */
    private function buildOutput(array $diff, $newline = false)
    {
        $buffer = '';

        // reset cursor position
        $count = count($this->buffer);
        $mod = ($newline ? 1 : 0);
        $up = ($count > 0 ? $count - 1 + $mod : $mod);
        if ($up > 0) {
            $buffer .= $this->terminal->moveUp($up);
        }
        $buffer .= "\r";

        $diffSize = count($diff);

        for ($i = 0; $i < $diffSize; $i++) {
            $d = $diff[$i];
            if ($i !== 0) {
                $buffer .= PHP_EOL;
            }
            if (!is_null($d)) {
                if ($d['col'] > 0) {
                    $buffer .= $this->terminal->moveRight($d['col']);
                }
                $buffer .= $this->terminal->eraseToEnd() . $d['str'];
            }
        }

        return $buffer;
    }

    /**
     * Gets the OutputInterface for errors.
     *
     * @return OutputInterface
     */
    public function getErrorOutput()
    {
        return $this->output->getErrorOutput();
    }

    /**
     * Sets the OutputInterface used for errors.
     *
     * @param OutputInterface $error
     */
    public function setErrorOutput(OutputInterface $error)
    {
        $this->output->setErrorOutput($error);
    }

    /**
     * Writes a message to the output and adds a newline at the end.
     *
     * @param string|array $messages The message as an array of lines of a single string
     * @param int          $options  A bitmask of options (one of the OUTPUT or VERBOSITY constants), 0 is considered
     *                               the same as self::OUTPUT_NORMAL | self::VERBOSITY_NORMAL
     */
    public function writeln($messages, $options = 0)
    {
        $this->write($messages, true, $options);
    }

    /**
     * Sets the verbosity of the output.
     *
     * @param int $level The level of verbosity (one of the VERBOSITY constants)
     */
    public function setVerbosity($level)
    {
        $this->output->setVerbosity($level);
    }

    /**
     * Gets the current verbosity of the output.
     *
     * @return int The current level of verbosity (one of the VERBOSITY constants)
     */
    public function getVerbosity()
    {
        return $this->output->getVerbosity();
    }

    /**
     * Returns whether verbosity is quiet (-q).
     *
     * @return bool true if verbosity is set to VERBOSITY_QUIET, false otherwise
     */
    public function isQuiet()
    {
        return $this->output->isQuiet();
    }

    /**
     * Returns whether verbosity is verbose (-v).
     *
     * @return bool true if verbosity is set to VERBOSITY_VERBOSE, false otherwise
     */
    public function isVerbose()
    {
        return $this->output->isVerbose();
    }

    /**
     * Returns whether verbosity is very verbose (-vv).
     *
     * @return bool true if verbosity is set to VERBOSITY_VERY_VERBOSE, false otherwise
     */
    public function isVeryVerbose()
    {
        return $this->output->isVeryVerbose();
    }

    /**
     * Returns whether verbosity is debug (-vvv).
     *
     * @return bool true if verbosity is set to VERBOSITY_DEBUG, false otherwise
     */
    public function isDebug()
    {
        return $this->output->isDebug();
    }

    /**
     * Sets the decorated flag.
     *
     * @param bool $decorated Whether to decorate the messages
     */
    public function setDecorated($decorated)
    {
        $this->output->setDecorated($decorated);
    }

    /**
     * Gets the decorated flag.
     *
     * @return bool true if the output will decorate messages, false otherwise
     */
    public function isDecorated()
    {
        return $this->output->isDecorated();
    }

    /**
     * Sets output formatter.
     *
     * @param OutputFormatterInterface $formatter
     */
    public function setFormatter(OutputFormatterInterface $formatter)
    {
        $this->output->setFormatter($formatter);
    }

    /**
     * Returns current output formatter instance.
     *
     * @return OutputFormatterInterface
     */
    public function getFormatter()
    {
        return $this->output->getFormatter();
    }

    /**
     * @return bool
     */
    public function isTrim()
    {
        return $this->trim;
    }

    /**
     * Should we wrap the input or not, if this is set to false, it will trim each line
     *
     * @param bool $trim
     *
     * @return $this
     */
    public function setTrim($trim)
    {
        $this->trim = $trim;
        return $this;
    }
}


1			<?php
2
3			/**
4			* This file is part of graze/console-diff-renderer.
5			*
6			* Copyright (c) 2017 Nature Delivered Ltd. <https://www.graze.com>
7			*
8			* For the full copyright and license information, please view the LICENSE
9			* file that was distributed with this source code.
10			*
11			* @license https://github.com/graze/console-diff-renderer/blob/master/LICENSE.md
12			* @link https://github.com/graze/console-diff-renderer
13			*/
14
15			namespace Graze\DiffRenderer;
16
17			use Graze\DiffRenderer\Diff\ConsoleDiff;
18			use Graze\DiffRenderer\Terminal\Terminal;
19			use Graze\DiffRenderer\Terminal\TerminalInterface;
20			use Graze\DiffRenderer\Wrap\Wrapper;
21			use Symfony\Component\Console\Formatter\OutputFormatterInterface;
22			use Symfony\Component\Console\Output\ConsoleOutputInterface;
23			use Symfony\Component\Console\Output\OutputInterface;
24
25			/**
26			* This takes an array of lines to write to the console, does a different and only over-writes what has changed to the
27			* console
28			*/
29			class DiffConsoleOutput implements ConsoleOutputInterface
30			{
31			/** @var string[] */
32			private $buffer = [];
33			/** @var ConsoleDiff */
34			private $diff;
35			/** @var TerminalInterface */
36			private $terminal;
37			/** @var ConsoleOutputInterface */
38			private $output;
39			/** @var Wrapper */
40			private $wrapper;
41			/** @var bool */
42			private $trim = false;
43
44			/**
45			* Constructor.
46			*
47			* @param ConsoleOutputInterface $output
48			* @param TerminalInterface $terminal
49			* @param Wrapper $wrapper
50			*/
51			public function __construct(
52			ConsoleOutputInterface $output,
53			TerminalInterface $terminal = null,
54			Wrapper $wrapper = null
55			) {
56			$this->output = $output;
57			$this->diff = new ConsoleDiff();
58			$this->terminal = $terminal ?: new Terminal();
59			$this->wrapper = $wrapper ?: new Wrapper($this->terminal->getWidth());
60			}
61
62			/**
63			* @param string\|array $messages The message as an array of lines or a single string
64			* @param bool $newline Whether to add a newline
65			* @param int $options A bitmask of options (one of the OUTPUT or VERBOSITY constants), 0 is considered
66			* the same as self::OUTPUT_NORMAL \| self::VERBOSITY_NORMAL
67			*/
68			public function write($messages, $newline = false, $options = 0)
69			{
70			$this->buffer = [];
71			$this->output->write($messages, $newline, $options);
72			}
73
74			/**
75			* @param string\|string[] $messages The message as an array of lines or a single string
76			* @param bool $newline Whether to add a newline
77			* @param int $options A bitmask of options (one of the OUTPUT or VERBOSITY constants), 0 is considered
78			* the same as self::OUTPUT_NORMAL \| self::VERBOSITY_NORMAL
79			*/
80			public function reWrite($messages, $newline = false, $options = 0)
81			{
82			$messages = (array) $messages;
83			$messages = ($this->trim) ? $this->wrapper->trim($messages) : $this->wrapper->wrap($messages);
84
85			if (count($this->buffer) === 0) {
86			$this->buffer = $messages;
87			$this->output->write($messages, $newline, $options);
88			return;
89			}
90
91			$sizeDiff = ($newline ? 1 : 0);
92			if (count($messages) + $sizeDiff > $this->terminal->getHeight()) {
93			$messages = array_slice($messages, count($messages) + $sizeDiff - $this->terminal->getHeight());
94			}
95
96			$diff = $this->diff->lines($this->buffer, $messages);
97
98			$output = $this->buildOutput($diff, $newline);
99			$this->buffer = $messages;
100
101			$this->output->write($output, $newline, $options);
102			}
103
104			/**
105			* @param array $diff
106			* @param bool $newline
107			*
108			* @return string
109			*/
110			private function buildOutput(array $diff, $newline = false)
111			{
112			$buffer = '';
113
114			// reset cursor position
115			$count = count($this->buffer);
116			$mod = ($newline ? 1 : 0);
117			$up = ($count > 0 ? $count - 1 + $mod : $mod);
118			if ($up > 0) {
119			$buffer .= $this->terminal->moveUp($up);
120			}
121			$buffer .= "\r";
122
123			$diffSize = count($diff);
124
125			for ($i = 0; $i < $diffSize; $i++) {
126			$d = $diff[$i];
127			if ($i !== 0) {
128			$buffer .= PHP_EOL;
129			}
130			if (!is_null($d)) {
131			if ($d['col'] > 0) {
132			$buffer .= $this->terminal->moveRight($d['col']);
133			}
134			$buffer .= $this->terminal->eraseToEnd() . $d['str'];
135			}
136			}
137
138			return $buffer;
139			}
140
141			/**
142			* Gets the OutputInterface for errors.
143			*
144			* @return OutputInterface
145			*/
146			public function getErrorOutput()
147			{
148			return $this->output->getErrorOutput();
149			}
150
151			/**
152			* Sets the OutputInterface used for errors.
153			*
154			* @param OutputInterface $error
155			*/
156			public function setErrorOutput(OutputInterface $error)
157			{
158			$this->output->setErrorOutput($error);
159			}
160
161			/**
162			* Writes a message to the output and adds a newline at the end.
163			*
164			* @param string\|array $messages The message as an array of lines of a single string
165			* @param int $options A bitmask of options (one of the OUTPUT or VERBOSITY constants), 0 is considered
166			* the same as self::OUTPUT_NORMAL \| self::VERBOSITY_NORMAL
167			*/
168			public function writeln($messages, $options = 0)
169			{
170			$this->write($messages, true, $options);
171			}
172
173			/**
174			* Sets the verbosity of the output.
175			*
176			* @param int $level The level of verbosity (one of the VERBOSITY constants)
177			*/
178			public function setVerbosity($level)
179			{
180			$this->output->setVerbosity($level);
181			}
182
183			/**
184			* Gets the current verbosity of the output.
185			*
186			* @return int The current level of verbosity (one of the VERBOSITY constants)
187			*/
188			public function getVerbosity()
189			{
190			return $this->output->getVerbosity();
191			}
192
193			/**
194			* Returns whether verbosity is quiet (-q).
195			*
196			* @return bool true if verbosity is set to VERBOSITY_QUIET, false otherwise
197			*/
198			public function isQuiet()
199			{
200			return $this->output->isQuiet();
201			}
202
203			/**
204			* Returns whether verbosity is verbose (-v).
205			*
206			* @return bool true if verbosity is set to VERBOSITY_VERBOSE, false otherwise
207			*/
208			public function isVerbose()
209			{
210			return $this->output->isVerbose();
211			}
212
213			/**
214			* Returns whether verbosity is very verbose (-vv).
215			*
216			* @return bool true if verbosity is set to VERBOSITY_VERY_VERBOSE, false otherwise
217			*/
218			public function isVeryVerbose()
219			{
220			return $this->output->isVeryVerbose();
221			}
222
223			/**
224			* Returns whether verbosity is debug (-vvv).
225			*
226			* @return bool true if verbosity is set to VERBOSITY_DEBUG, false otherwise
227			*/
228			public function isDebug()
229			{
230			return $this->output->isDebug();
231			}
232
233			/**
234			* Sets the decorated flag.
235			*
236			* @param bool $decorated Whether to decorate the messages
237			*/
238			public function setDecorated($decorated)
239			{
240			$this->output->setDecorated($decorated);
241			}
242
243			/**
244			* Gets the decorated flag.
245			*
246			* @return bool true if the output will decorate messages, false otherwise
247			*/
248			public function isDecorated()
249			{
250			return $this->output->isDecorated();
251			}
252
253			/**
254			* Sets output formatter.
255			*
256			* @param OutputFormatterInterface $formatter
257			*/
258			public function setFormatter(OutputFormatterInterface $formatter)
259			{
260			$this->output->setFormatter($formatter);
261			}
262
263			/**
264			* Returns current output formatter instance.
265			*
266			* @return OutputFormatterInterface
267			*/
268			public function getFormatter()
269			{
270			return $this->output->getFormatter();
271			}
272
273			/**
274			* @return bool
275			*/
276			public function isTrim()
277			{
278			return $this->trim;
279			}
280
281			/**
282			* Should we wrap the input or not, if this is set to false, it will trim each line
283			*
284			* @param bool $trim
285			*
286			* @return $this
287			*/
288			public function setTrim($trim)
289			{
290			$this->trim = $trim;
291			return $this;
292			}
293			}
294

graze / console-diff-renderer

Push — master ( d2ff2c...93fad5 )

DiffConsoleOutput::setTerminal() A

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