src/pretty/types/FunctionTypeRenderer.php
<?php
/**
* Quack Compiler and toolkit
* Copyright (C) 2015-2017 Quack and CONTRIBUTORS
*
* This file is part of Quack.
*
* Quack is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Quack is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Quack. If not, see <http://www.gnu.org/licenses/>.
*/
namespace QuackCompiler\Pretty\Types;
use \QuackCompiler\Pretty\Colorizer;
trait FunctionTypeRenderer
{
private function fromUnicode($char)
{
return json_decode('"' . $char . '"');
}
public function render(Colorizer $renderer)
{
$result = '';
if (count($this->generics) > 0) {
$result .= $renderer->bold($this->fromUnicode('\u2200')) . ' ';
$result .= implode(', ', array_map([$renderer, 'red'], $this->generics));
$result .= ' ';
}
$result .= $renderer->magenta('&[');
$result .= implode(', ', array_map(function ($parameter) use ($renderer) {
return $parameter->render($renderer);
}, $this->parameters));
$result .= $renderer->magenta(']');
$result .= ': ';
$result .= $this->return->render($renderer);
return $result;
}
}