getMessages(); $path = $result->getPath(); $lines = explode("\n", $result->getData()); $text = array(); $text[] = phutil_console_format('**>>>** Lint for __%s__:', $path); $text[] = null; foreach ($messages as $message) { if ($message->isError()) { $color = 'red'; } else { $color = 'yellow'; } $severity = ArcanistLintSeverity::getStringForSeverity( $message->getSeverity()); $code = $message->getCode(); $name = $message->getName(); $description = phutil_console_wrap($message->getDescription(), 4); $text[] = phutil_console_format( " ** %s ** (%s) __%s__\n%s\n", $severity, $code, $name, $description); if ($message->hasFileContext()) { $text[] = $this->renderContext($message, $lines); } } $text[] = null; $text[] = null; return implode("\n", $text); } protected function renderContext( ArcanistLintMessage $message, array $line_data) { $lines_of_context = 3; $out = array(); $num_lines = count($line_data); // make line numbers line up with array indexes array_unshift($line_data, ''); $line_num = min($message->getLine(), $num_lines); $line_num = max(1, $line_num); // Print out preceding context before the impacted region. $cursor = max(1, $line_num - $lines_of_context); for (; $cursor < $line_num; $cursor++) { $out[] = $this->renderLine($cursor, $line_data[$cursor]); } $text = $message->getOriginalText(); // Refine original and replacement text to eliminate start and end in common if ($message->isPatchable()) { $start = $message->getChar() - 1; $patch = $message->getReplacementText(); $text_strlen = strlen($text); $patch_strlen = strlen($patch); $min_length = min($text_strlen, $patch_strlen); $same_at_front = 0; for ($ii = 0; $ii < $min_length; $ii++) { if ($text[$ii] !== $patch[$ii]) { break; } $same_at_front++; $start++; if ($text[$ii] == "\n") { $out[] = $this->renderLine($cursor, $line_data[$cursor]); $cursor++; $start = 0; $line_num++; } } // deal with shorter string ' ' longer string ' a ' $min_length -= $same_at_front; // And check the end of the string $same_at_end = 0; for ($ii = 1; $ii <= $min_length; $ii++) { if ($text[$text_strlen - $ii] !== $patch[$patch_strlen - $ii]) { break; } $same_at_end++; } $text = substr( $text, $same_at_front, $text_strlen - $same_at_end - $same_at_front ); $patch = substr( $patch, $same_at_front, $patch_strlen - $same_at_end - $same_at_front ); } // Print out the impacted region itself. $diff = $message->isPatchable() ? '-' : null; $text_lines = explode("\n", $text); $text_length = count($text_lines); if ($text) { for (; $cursor < $line_num + $text_length; $cursor++) { $chevron = ($cursor == $line_num); // We may not have any data if, e.g., the old file does not exist. $data = idx($line_data, $cursor, null); // Highlight the problem substring. $text_line = $text_lines[$cursor - $line_num]; if (strlen($text_line)) { $data = substr_replace( $data, phutil_console_format('##%s##', $text_line), ($cursor == $line_num) ? $message->getChar() - 1 : 0, strlen($text_line)); } $out[] = $this->renderLine($cursor, $data, $chevron, $diff); } } // Print out replacement text. if ($message->isPatchable()) { // Strip trailing newlines, since "explode" will create an extra patch // line for these. if (strlen($patch) && ($patch[strlen($patch) - 1] === "\n")) { $patch = substr($patch, 0, -1); } $patch_lines = explode("\n", $patch); $patch_length = count($patch_lines); $patch_line = $patch_lines[0]; $len = isset($text_lines[0]) ? strlen($text_lines[0]) : 0; $patched = phutil_console_format('##%s##', $patch_line); if ($text) { $patched = substr_replace( $line_data[$line_num], $patched, $start, $len); } $out[] = $this->renderLine(null, $patched, false, '+'); foreach (array_slice($patch_lines, 1) as $patch_line) { $out[] = $this->renderLine( null, phutil_console_format('##%s##', $patch_line), false, '+' ); } } $end = min($num_lines, $cursor + $lines_of_context); for (; $cursor < $end; $cursor++) { $out[] = $this->renderLine($cursor, $line_data[$cursor]); } $out[] = null; return implode("\n", $out); } protected function renderLine($line, $data, $chevron = false, $diff = null) { $chevron = $chevron ? '>>>' : ''; return sprintf( " %3s %1s %6s %s", $chevron, $diff, $line, $data); } public function renderOkayResult() { return phutil_console_format("** OKAY ** No lint warnings.\n"); } }