Core Extensions
# File lib/core/facets/blank.rb, line 20 20: def blank? 21: true 22: end
# File lib/core/facets/duplicable.rb, line 10 10: def clone? ; false ; end
# File lib/core/facets/duplicable.rb, line 9 9: def dup? ; false ; end
Compliments Kernel#ergo.
"a".ergo{ |o| o.upcase } #=> "A" nil.ergo{ |o| o.bar } #=> nil
CREDIT: Daniel DeLorme
# File lib/core/facets/kernel/ergo.rb, line 36 36: def ergo 37: @_ergo ||= Functor.new{ nil } 38: @_ergo unless block_given? 39: end
# File lib/core/facets/boolean.rb, line 81 81: def to_bool 82: false 83: end
Allows nil to respond to #. Always returns 0.
nil.to_f #=> 0.0
CREDIT: Matz
# File lib/core/facets/nilclass/to_f.rb, line 12 12: def to_f; 0.0; end
Allows nil to create an empty hash, similar to # and #.
nil.to_h #=> {}
CREDIT: Trans
# File lib/core/facets/to_hash.rb, line 264 264: def to_h; {}; end
Nil converts to an empty OpenObject.
# File lib/more/facets/openobject.rb, line 233 233: def to_openobject 234: OpenObject.new 235: end
Disabled; run with --debug to generate this.
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