Module: YAML

Defined in:
lib/knut_tools/yaml.rb

Overview

Extend YAML with some features:

  • YAML.load_with_warning Warn if a hash with double key is loaded.

  • Hash#to_yaml Sorted output

Class Method Summary collapse

Class Method Details

.load_with_warning(data) ⇒ Object

Load, but warn, if a Hash key was added before.

Works only on first level of hashs.

See forum.ruby-portal.de/viewtopic.php?f=19&t=9862



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# File 'lib/knut_tools/yaml.rb', line 23

def self.load_with_warning( data )
  keys = []
  doc = parse(data)
  doc.value.each {|key, value|
    puts "!YAML.load: Double Hash-key: #{key.value}" if keys.include?(key.value)
    keys << key.value
  }
  doc.transform
end