Style-DirEmpty.md

Pattern: Missing use of Dir.empty?('path/to/dir')

Issue: -

Description

Prefer to use Dir.empty?('path/to/dir') when checking if a directory is empty.

Examples

# bad
Dir.entries('path/to/dir').size == 2
Dir.children('path/to/dir').empty?
Dir.children('path/to/dir').size == 0
Dir.each_child('path/to/dir').none?

# good
Dir.empty?('path/to/dir')

Further Reading

• RuboCop - Style/DirEmpty