Fix for frozen string literal to prepare for ruby 3.4

Cf. https://gist.github.com/fxn/bf4eed2505c76f4fca03ab48c43adc72
mileszs · May 29, 2024 · 9ed3d41 · 9ed3d41
1 parent 26bc414
commit 9ed3d41
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/lib/wicked_pdf/tempfile.rb b/lib/wicked_pdf/tempfile.rb
@@ -23,9 +23,9 @@ def write_in_chunks(input_string)
     def read_in_chunks
       rewind
       binmode
-      output_string = ''
-      output_string << read(chunk_size) until eof?
-      output_string
+      chunks = []
+      chunks << read(chunk_size) until eof?
+      chunks.join
     rescue Errno::EINVAL => e
       raise e, file_too_large_message
     end