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Merge pull request #25134 from malept/consistent-hash-examples 

Normalize whitespace for Hash#compact documentation
This commit is contained in:
Jon Moss 2016-05-24 18:57:26 -04:00
parent 3ac9956bfc be1b716d77
commit bf219714dc
1 changed files with 6 additions and 6 deletions
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12
activesupport/lib/active_support/core_ext/hash/compact.rb
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@ -1,9 +1,9 @@
class Hash
# Returns a hash with non +nil+ values.
#
# hash = { a: true, b: false, c: nil}
# hash.compact # => { a: true, b: false}
# hash # => { a: true, b: false, c: nil}
# hash = { a: true, b: false, c: nil }
# hash.compact # => { a: true, b: false }
# hash # => { a: true, b: false, c: nil }
# { c: nil }.compact # => {}
def compact
self.select { |_, value| !value.nil? }
@ -11,9 +11,9 @@ class Hash
# Replaces current hash with non +nil+ values.
#
# hash = { a: true, b: false, c: nil}
# hash.compact! # => { a: true, b: false}
# hash # => { a: true, b: false}
# hash = { a: true, b: false, c: nil }
# hash.compact! # => { a: true, b: false }
# hash # => { a: true, b: false }
def compact!
self.reject! { |_, value| value.nil? }
end