generate_completions: fix shell_parameter_format: :none

2022-09-02 15:40:24 +02:00 · 2022-09-02 15:40:24 +02:00 · b41dd8c729
commit b41dd8c729
parent e689cc07d9
1 changed files with 2 additions and 2 deletions
--- a/Library/Homebrew/formula.rb
+++ b/Library/Homebrew/formula.rb
@ -1745,14 +1745,14 @@ class Formula
      elsif shell_parameter_format == :arg
        "--shell=#{shell}"
      elsif shell_parameter_format == :none
-        ""
+        nil
      else
        "#{shell_parameter_format}#{shell}"
      end

      popen_read_args = %w[]
      popen_read_args << commands
-      popen_read_args << shell_parameter
+      popen_read_args << shell_parameter unless shell_parameter.nil?
      popen_read_args.flatten!

      script_path.dirname.mkpath