Module: HashHelper

Defined in:
app/helpers/hash_helper.rb

Instance Method Summary collapse

Instance Method Details

#get_value(key, hash, default_value = nil) ⇒ Object

Returns a specific value from the given hash (or the default value if not set).



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# File 'app/helpers/hash_helper.rb', line 7

def get_value(key, hash, default_value = nil)
  value = hash.delete key
  value = default_value if value.nil? and !default_value.nil?
  value
end

#pop_value(key, hash, default_value = nil) ⇒ Object

Removes and returns a specific value from the given hash (or the default value if not set).



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# File 'app/helpers/hash_helper.rb', line 14

def pop_value(key, hash, default_value = nil)
  symbolize_keys hash unless hash.empty?
  get_value key.to_sym, hash, default_value
end

#symbolize_keys(hash) ⇒ Object

all keys of the given hash symbolize.



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# File 'app/helpers/hash_helper.rb', line 20

def symbolize_keys(hash)
  result = {}
  hash.each { |key, value| result[key.to_sym] = value }
  hash.replace result
end