src/Debug/Output/Text.php
public function processLogEntry($method, $args = array(), $meta = array())
    {
        $prefixes = array(
            'error' => '⦻ ',
            'info' => 'ℹ ',
            'log' => '',
            'warn' => '⚠ ',
            'assert' => '≠ ',
            'clear' => '⌦ ',
            'count' => '✚ ',
            'countReset' => '✚ ',
            'time' => '⏱ ',
            'timeLog' => '⏱ ',
            'group' => '▸ ',
            'groupCollapsed' => '▸ ',
        );
        $prefix = isset($prefixes[$method])
            ? $prefixes[$method]
            : '';
        $strIndent = \str_repeat('    ', $this->depth);
        if (\in_array($method, array('assert','clear','error','info','log','warn'))) {
            if (\count($args) > 1 && \is_string($args[0])) {
                $hasSubs = false;
                $args = $this->processSubstitutions($args, $hasSubs);
                if ($hasSubs) {
                    $args = array( \implode('', $args) );
                }
            }
        } elseif ($method == 'alert') {
            $classToPrefix = array(
                'danger' => 'error',
                'info' => 'info',
                'success' => 'info',
                'warning' => 'warn',
            );
            $class = $meta['class'];
            $prefix = $prefixes[$classToPrefix[$class]];
            $prefix = '[Alert '.$prefix.$class.'] ';
            $args = array($args[0]);
        } elseif (\in_array($method, array('profileEnd','table'))) {
            if (\is_array($args[0])) {
                $args = array($this->methodTable($args[0], $meta['columns']));
            }
            if ($meta['caption']) {
                \array_unshift($args, $meta['caption']);
            }
        } elseif ($method == 'trace') {
            \array_unshift($args, 'trace');
        } elseif (\in_array($method, array('group','groupCollapsed'))) {
            $this->depth ++;
        } elseif ($method == 'groupEnd' && $this->depth > 0) {
            $this->depth --;
        }
        $str = $prefix.$this->buildArgString($args);
        $str = \rtrim($str);
        if ($str) {
            $str = $strIndent.\str_replace("\n", "\n".$strIndent, $str);
            return $str."\n";
        }
        return '';
    }
public function processLogEntry($method, $args = array(), $meta = array())
    {
        $prefixes = array(
            'error' => '⦻ ',
            'info' => 'ℹ ',
            'log' => '',
            'warn' => '⚠ ',
            'assert' => '≠ ',
            'clear' => '⌦ ',
            'count' => '✚ ',
            'countReset' => '✚ ',
            'time' => '⏱ ',
            'timeLog' => '⏱ ',
            'group' => '▸ ',
            'groupCollapsed' => '▸ ',
        );
        $prefix = isset($prefixes[$method])
            ? $prefixes[$method]
            : '';
        $strIndent = \str_repeat('    ', $this->depth);
        if (\in_array($method, array('assert','clear','error','info','log','warn'))) {
            if (\count($args) > 1 && \is_string($args[0])) {
                $hasSubs = false;
                $args = $this->processSubstitutions($args, $hasSubs);
                if ($hasSubs) {
                    $args = array( \implode('', $args) );
                }
            }
        } elseif ($method == 'alert') {
            $classToPrefix = array(
                'danger' => 'error',
                'info' => 'info',
                'success' => 'info',
                'warning' => 'warn',
            );
            $class = $meta['class'];
            $prefix = $prefixes[$classToPrefix[$class]];
            $prefix = '[Alert '.$prefix.$class.'] ';
            $args = array($args[0]);
        } elseif (\in_array($method, array('profileEnd','table'))) {
            if (\is_array($args[0])) {
                $args = array($this->methodTable($args[0], $meta['columns']));
            }
            if ($meta['caption']) {
                \array_unshift($args, $meta['caption']);
            }
        } elseif ($method == 'trace') {
            \array_unshift($args, 'trace');
        } elseif (\in_array($method, array('group','groupCollapsed'))) {
            $this->depth ++;
        } elseif ($method == 'groupEnd' && $this->depth > 0) {
            $this->depth --;
        }
        $str = $prefix.$this->buildArgString($args);
        $str = \rtrim($str);
        if ($str) {
            $str = $strIndent.\str_replace("\n", "\n".$strIndent, $str);
            return $str."\n";
        }
        return '';
    }
Return log entry as text

@param string $method method
@param array  $args   arguments
@param array  $meta   meta values

@return string