Handle regex not finding anything

2019-02-03 10:52:09 -08:00 · 2019-02-03 10:52:09 -08:00 · 6db1b0abd8
commit 6db1b0abd8
parent b0124c4fb0
1 changed files with 1 additions and 1 deletions
--- a/Library/Homebrew/utils/curl.rb
+++ b/Library/Homebrew/utils/curl.rb
@ -60,7 +60,7 @@ def curl_download(*args, to: nil, **options)
  supports_partial_download = http_status.to_i == 206 # Partial Content
  if supports_partial_download &&
     destination.exist? &&
-     destination.size == %r{^.*Content-Range: bytes \d+-\d+/(\d+)\r\n.*$}m.match(headers)[1].to_i
+     destination.size == %r{^.*Content-Range: bytes \d+-\d+/(\d+)\r\n.*$}m.match(headers)&.[](1)&.to_i
    return # We've already downloaded all the bytes
  end