Class yii\gii\console\GenerateAction

                protected function displayValidationErrors()
{
    $this->controller->stdout("Code not generated. Please fix the following errors:\n\n", Console::FG_RED);
    foreach ($this->generator->errors as $attribute => $errors) {
        echo ' - ' . $this->controller->ansiFormat($attribute, Console::FG_CYAN) . ': ' . implode('; ', $errors) . "\n";
    }
    echo "\n";
}

            

                protected function generateCode()
{
    $files = $this->generator->generate();
    $n = count($files);
    if ($n === 0) {
        echo "No code to be generated.\n";
        return;
    }
    echo "The following files will be generated:\n";
    $skipAll = $this->controller->interactive ? null : !$this->controller->overwrite;
    $answers = [];
    foreach ($files as $file) {
        $path = $file->getRelativePath();
        if (is_file($file->path)) {
            $existingFileContents = file_get_contents($file->path);
            if ($existingFileContents === $file->content) {
                echo '  ' . $this->controller->ansiFormat('[unchanged]', Console::FG_GREY);
                echo $this->controller->ansiFormat(" $path\n", Console::FG_CYAN);
                $answers[$file->id] = false;
            } else {
                echo '    ' . $this->controller->ansiFormat('[changed]', Console::FG_RED);
                echo $this->controller->ansiFormat(" $path\n", Console::FG_CYAN);
                if ($skipAll !== null) {
                    $answers[$file->id] = !$skipAll;
                } else {
                    do {
                        $answer = $this->controller->select("Do you want to overwrite this file?", [
                            'y' => 'Overwrite this file.',
                            'n' => 'Skip this file.',
                            'ya' => 'Overwrite this and the rest of the changed files.',
                            'na' => 'Skip this and the rest of the changed files.',
                            'v' => 'View difference',
                        ]);
                        if ($answer === 'v') {
                            $diff = new \Diff(explode("\n", $existingFileContents), explode("\n", $file->content));
                            echo $diff->render(new \Diff_Renderer_Text_Unified());
                        }
                    } while ($answer === 'v');
                    $answers[$file->id] = $answer === 'y' || $answer === 'ya';
                    if ($answer === 'ya') {
                        $skipAll = false;
                    } elseif ($answer === 'na') {
                        $skipAll = true;
                    }
                }
            }
        } else {
            echo '        ' . $this->controller->ansiFormat('[new]', Console::FG_GREEN);
            echo $this->controller->ansiFormat(" $path\n", Console::FG_CYAN);
            $answers[$file->id] = true;
        }
    }
    if (!array_sum($answers)) {
        $this->controller->stdout("\nNo files were chosen to be generated.\n", Console::FG_CYAN);
        return;
    }
    if (!$this->controller->confirm("\nReady to generate the selected files?", true)) {
        $this->controller->stdout("\nNo file was generated.\n", Console::FG_CYAN);
        return;
    }
    if ($this->generator->save($files, (array) $answers, $results)) {
        $this->controller->stdout("\nFiles were generated successfully!\n", Console::FG_GREEN);
    } else {
        $this->controller->stdout("\nSome errors occurred while generating the files.", Console::FG_RED);
    }
    echo preg_replace('%<span class="error">(.*?)</span>%', '\1', $results) . "\n";
}

            

                public function run()
{
    echo "Running '{$this->generator->getName()}'...\n\n";
    if ($this->generator->validate()) {
        $this->generateCode();
    } else {
        $this->displayValidationErrors();
    }
}