Debug::getMemPeak() - Code Metrics - Inspection of "改进Debug类和页面Trace" - top-think/framework - Measure and Improve Code Quality continuously with Scrutinizer

Completed
Push — 6.0 ( bcbbbf...49864a )

by liu
created 2019-04-14 11:02 UTC
Debug::getMemPeak() A

↳ Parent: Debug
Complexity

Conditions	3
Paths	4
Size

Total Lines	16
Code Lines	9
Duplication

Lines	0
Ratio	0 %
Code Coverage

Tests	0
CRAP Score	12
Importance

Changes
Metric	Value
cc	3
eloc	9
nc	4
nop	3
dl	0
loc	16
ccs	0
cts	10
cp	0
crap	12
rs	9.9666
c	0
b	0
f	0
<?php
// +----------------------------------------------------------------------

// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2019 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <[email protected]>
// +----------------------------------------------------------------------
declare (strict_types = 1);

namespace think;

use think\model\Collection as ModelCollection;

class Debug

{
    /**
     * 区间时间信息
     * @var array
     */
    protected $info = [];

    /**
     * 区间内存信息
     * @var array
     */
    protected $mem = [];

    /**
     * 应用对象
     * @var App
     */
    protected $app;

    public function __construct(App $app, array $config = [])
    public function __construct(App $app, /** @scrutinizer ignore-unused */ array $config = [])
    {
        $this->app = $app;
    }

    public static function __make(App $app)

    {
        return new static($app);
    }

    /**
     * 记录时间（微秒）和内存使用情况
     * @access public
     * @param  string    $name 标记位置

     * @param  mixed     $value 标记值 留空则取当前 time 表示仅记录时间 否则同时记录时间和内存
     * @return void
     */
    public function remark(string $name, $value = ''): void
    {
        // 记录时间和内存使用
        $this->info[$name] = is_float($value) ? $value : microtime(true);

        if ('time' != $value) {
            $this->mem['mem'][$name]  = is_float($value) ? $value : memory_get_usage();
            $this->mem['peak'][$name] = memory_get_peak_usage();
        }
    }

    /**
     * 统计某个区间的时间（微秒）使用情况
     * @access public
     * @param  string            $start 开始标签
     * @param  string            $end 结束标签

     * @param  integer|string    $dec 小数位

     * @return string
     */
    public function getRangeTime(string $start, string $end, int $dec = 6): string
    {
        if (!isset($this->info[$end])) {
            $this->info[$end] = microtime(true);
        }

        return number_format(($this->info[$end] - $this->info[$start]), $dec);
    }

    /**
     * 统计从开始到统计时的时间（微秒）使用情况
     * @access public
     * @param  integer|string $dec 小数位
     * @return string
     */
    public function getUseTime(int $dec = 6): string
    {
        return number_format((microtime(true) - $this->app->getBeginTime()), $dec);
    }

    /**
     * 获取当前访问的吞吐率情况
     * @access public
     * @return string
     */
    public function getThroughputRate(): string
    {
        return number_format(1 / $this->getUseTime(), 2) . 'req/s';
    }

    /**
     * 记录区间的内存使用情况
     * @access public
     * @param  string            $start 开始标签
     * @param  string            $end 结束标签

     * @param  integer|string    $dec 小数位

     * @return string
     */
    public function getRangeMem(string $start, string $end, int $dec = 2): string
    {
        if (!isset($this->mem['mem'][$end])) {
            $this->mem['mem'][$end] = memory_get_usage();
        }

        $size = $this->mem['mem'][$end] - $this->mem['mem'][$start];
        $a    = ['B', 'KB', 'MB', 'GB', 'TB'];
        $pos  = 0;

        while ($size >= 1024) {
            $size /= 1024;
            $pos++;
        }

        return round($size, $dec) . " " . $a[$pos];
    }

    /**
     * 统计从开始到统计时的内存使用情况
     * @access public
     * @param  integer|string $dec 小数位
     * @return string
     */
    public function getUseMem(int $dec = 2): string
    {
        $size = memory_get_usage() - $this->app->getBeginMem();
        $a    = ['B', 'KB', 'MB', 'GB', 'TB'];
        $pos  = 0;

        while ($size >= 1024) {
            $size /= 1024;
            $pos++;
        }

        return round($size, $dec) . " " . $a[$pos];
    }

    /**
     * 统计区间的内存峰值情况
     * @access public
     * @param  string            $start 开始标签
     * @param  string            $end 结束标签

     * @param  integer|string    $dec 小数位

     * @return string
     */
    public function getMemPeak(string $start, string $end, int $dec = 2): string
    {
        if (!isset($this->mem['peak'][$end])) {
            $this->mem['peak'][$end] = memory_get_peak_usage();
        }

        $size = $this->mem['peak'][$end] - $this->mem['peak'][$start];
        $a    = ['B', 'KB', 'MB', 'GB', 'TB'];
        $pos  = 0;

        while ($size >= 1024) {
            $size /= 1024;
            $pos++;
        }

        return round($size, $dec) . " " . $a[$pos];
    }

    /**
     * 浏览器友好的变量输出
     * @access public
     * @param  mixed         $var 变量

     * @param  boolean       $echo 是否输出 默认为true 如果为false 则返回输出字符串

     * @param  string        $label 标签 默认为空
     * @return void|string
     */
    public function dump($var, bool $echo = true, string $label = null)
    {
        $label = (null === $label) ? '' : rtrim($label) . ':';
        if ($var instanceof Model || $var instanceof ModelCollection) {
            $var = $var->toArray();
        }

        ob_start();
        var_dump($var);


        $output = ob_get_clean();
        $output = preg_replace('/\]\=\>\n(\s+)/m', '] => ', $output);

        if (PHP_SAPI == 'cli') {
            $output = PHP_EOL . $label . $output . PHP_EOL;
        } else {
            if (!extension_loaded('xdebug')) {
                $output = htmlspecialchars($output, ENT_SUBSTITUTE);
            }
            $output = '<pre>' . $label . $output . '</pre>';
        }
        if ($echo) {
            echo $output;
            return;
        }
        return $output;
    }

}

top-think / framework

Push — 6.0 ( bcbbbf...49864a )

Debug::getMemPeak() A

Complexity

Size

Duplication

Code Coverage

Importance

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