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

Changeset View

Standalone View

				<?php

				/**
				* Simple syntax highlighter for console output. We just try to highlight the
				* commands so it's easier to follow transcripts.
				*/
				final class PhutilConsoleSyntaxHighlighter extends Phobject {

				private $config = array();

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

				public function getHighlightFuture($source) {
				$in_command = false;
				$lines = explode("\n", $source);
				foreach ($lines as $key => $line) {
				$matches = null;

				// Parse commands like this:
				//
				// some/path/ $ ./bin/example # Do things
				//
				// ...into path, command, and comment components.

				$pattern =
				'@'.
				($in_command ? '()(.?)' : '^(\S+[\\\\/] )?([$] .?)').
				'(#.*\|\\\\)?$@';

				if (preg_match($pattern, $line, $matches)) {
				$lines[$key] = hsprintf(
				'%s<span class="gp">%s</span>%s',
				$matches[1],
				$matches[2],
				(!empty($matches[3])
				? hsprintf('<span class="k">%s</span>', $matches[3])
				: ''));
				$in_command = (idx($matches, 3) == '\\');
				} else {
				$lines[$key] = hsprintf('<span class="go">%s</span>', $line);
				}
				}
				$lines = phutil_implode_html("\n", $lines);

				return new ImmediateFuture($lines);
				}

				}