fix parse method comments as flag rules

Author: inhere

src/Annotate/DocblockRules.php

@@ -145,7 +145,7 @@ protected function parseMultiLines(array $lines): array
  continue;
  }
 
- $nodes = Str::explode($trimmed, '  ', 2);
+ $nodes = Str::explode($trimmed, ' ', 2);
  if (!isset($nodes[1])) {
  if ($index === 0) { // invalid first line
  continue;
@@ -156,14 +156,18 @@ protected function parseMultiLines(array $lines): array
  continue;
  }
 
- $name = $nodes[0];
+ $name = trim($nodes[0], '.');
  if (!preg_match('/^[\w ,-]{0,48}$/', $name)) {
+ if ($index === 0) { // invalid first line
+ continue;
+ }
+
  // multi desc message.
  $rules[$index - 1][1] .= "\n" . $trimmed;
  continue;
  }
 
- $rules[$index] = $nodes;
+ $rules[$index] = [$name, $nodes[1]];
  $index++;
  }