```ruby
#!/usr/bin/env ruby
require 'pathname'

unless File.symlink?(__FILE__)
  STDERR.puts "This file is not meant to be called directly."
  exit 2
end

%W[causes_hook git_hook].each do |dep|
  require File.expand_path "../#{dep}", Pathname.new(__FILE__).realpath
end

Causes.load_hooks
Causes::GitHook.run_hooks(*ARGV)
```

Convert double to single quotes
user
```ruby
#!/usr/bin/env ruby
require 'pathname'

unless File.symlink?(__FILE__)
  STDERR.puts 'This file is not meant to be called directly.'
  exit 2
end

%W[causes_hook git_hook].each do |dep|
  require File.expand_path "../#{dep}", Pathname.new(__FILE__).realpath
end

Causes.load_hooks
Causes::GitHook.run_hooks(*ARGV)
```
assistant