PhutilConsoleSyntaxHighlighter.php
4f9915ecac81stable

PhutilConsoleSyntaxHighlighter.php
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			<?php

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

			private $config = array();
			private $replaceClass;

			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)) {
			$line = '';
			if ($matches[1]) {
			$line .= phutil_escape_html($matches[1]);
			}
			$line .= '<span class="gp">'.phutil_escape_html($matches[2]).'</span>';
			if (!empty($matches[3])) {
			$line .= '<span class="k">'.phutil_escape_html($matches[3]).'</span>';
			}
			$lines[$key] = $line;
			$in_command = ($matches[3] == '\\');
			} else {
			$lines[$key] = '<span class="go">'.phutil_escape_html($line).'</span>';
			}
			}
			$lines = implode("\n", $lines);

			return new ImmediateFuture($lines);
			}

			}