Minor corrections

lib/Parser/JSON/Entry.php

@@ -83,7 +83,7 @@ class Entry implements \JKingWeb\Lax\Parser\Entry {
                     } else {
                         $neg = false;
                     }
-                    while ($exp > 0) {
+                    while ($exp-- > 0) {
                         if ($mul && $dec) {
                             $int[] = array_shift($dec);
                         } elseif ($mul) {
@@ -93,7 +93,6 @@ class Entry implements \JKingWeb\Lax\Parser\Entry {
                         } else {
                             array_unshift($dec, "0");
                         }
-                        $exp--;
                     }
                     return ($neg ? "-" : "") . ($int ? implode("", $int) : "0") . ($dec ? ("." . rtrim(implode("", $dec), "0")) : "");
                 }

lib/Parser/XML/Feed.php

@@ -8,6 +8,7 @@ namespace JKingWeb\Lax\Parser\XML;
 
 use JKingWeb\Lax\Person\Collection as PersonCollection;
 use JKingWeb\Lax\Category\Collection as CategoryCollection;
+use JKingWeb\Lax\Feed as FeedStruct;
 use JKingWeb\Lax\Date;
 use JKingWeb\Lax\Text;
 
@@ -57,7 +58,8 @@ class Feed implements \JKingWeb\Lax\Parser\Feed {
     }
 
     /** Parses the feed to extract sundry metadata */
-    public function parse(\JKingWeb\Lax\Feed $feed): \JKingWeb\Lax\Feed {
+    public function parse(FeedStruct $feed = null): FeedStruct {
+        $feed = $feed ?? new FeedStruct;
         $feed->id = $this->getId();
         $feed->url = $this->getUrl();
         $feed->link = $this->getLink();
@@ -66,7 +68,7 @@ class Feed implements \JKingWeb\Lax\Parser\Feed {
         $feed->people = $this->getPeople();
         $feed->author = $this->people->primary();
         $feed->dateModified = $this->getDateModified();
-        $feed->entries = $this->getEntries();
+        $feed->entries = $this->getEntries($feed);
         // do a second pass on missing data we'd rather fill in
         $feed->link = strlen($this->link) ? $this->link : $this->url;
         $feed->title = strlen($this->title) ? $this->title : $this->link;
@@ -124,7 +126,7 @@ class Feed implements \JKingWeb\Lax\Parser\Feed {
     }
 
     /** General function to fetch the entries of a feed */
-    public function getEntries(): array {
+    public function getEntries(FeedStruct $feed = null): array {
         return $this->getEntriesAtom() ?? $this->getEntriesRss1() ?? $this->getEntriesRss2() ?? [];
     }
 }