Differential D20977 Diff 49988 src/infrastructure/markup/syntax/highlighter/PhutilRainbowSyntaxHighlighter.php

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				<?php

				/**
				* Highlights source code with a rainbow of colors, regardless of the language.
				* This highlighter is useless, absurd, and extremely slow.
				*/
				final class PhutilRainbowSyntaxHighlighter extends Phobject {

				private $config = array();

				public function setConfig($key, $value) {
				$this->config[$key] = $value;
				return $this;
				}

				public function getHighlightFuture($source) {

				$color = 0;
				$colors = array(
				'rbw_r',
				'rbw_o',
				'rbw_y',
				'rbw_g',
				'rbw_b',
				'rbw_i',
				'rbw_v',
				);

				$result = array();
				foreach (phutil_utf8v($source) as $character) {
				if ($character == ' ' \|\| $character == "\n") {
				$result[] = $character;
				continue;
				}
				$result[] = phutil_tag(
				'span',
				array('class' => $colors[$color]),
				$character);
				$color = ($color + 1) % count($colors);
				}

				$result = phutil_implode_html('', $result);
				return new ImmediateFuture($result);
				}

				}