Fix Ascii85 encoding

 # Changelog
 
+## 1.3.19
+
+- Fix Ascii85 encoding
+
 ## 1.3.18
 
 - Implement InlineSpan and WidgetSpan

@@ -68,16 +68,14 @@ class Ascii85Encoder extends Converter<List<int>, List<int>> {
         v ~/= 85;
       }
 
-      // If input was short, discard the low destination bytes.
-      int m = 5;
       if (input.length - s < 4) {
-        m -= 4 - (input.length - s);
+        // If input was short, discard the low destination bytes.
+        b += input.length - s + 1;
         break;
-      } else {
-        s += 4;
       }
 
-      b += m;
+      s += 4;
+      b += 5;
     }
 
     buffer[b] = 0x7e;

@@ -4,7 +4,7 @@ description: A pdf producer for Dart. It can create pdf files for both web or fl
 homepage: https://github.com/DavBfr/dart_pdf/tree/master/pdf
 repository: https://github.com/DavBfr/dart_pdf
 issue_tracker: https://github.com/DavBfr/dart_pdf/issues
-version: 1.3.18
+version: 1.3.19
 
 environment:
   sdk: ">=2.1.0 <3.0.0"