Class: Munson::KeyFormatter

Inherits:
Object
  • Object
show all
Defined in:
lib/munson/key_formatter.rb

Instance Method Summary collapse

Constructor Details

#initialize(resource_key_format) ⇒ KeyFormatter

Returns a new instance of KeyFormatter.

Parameters:

  • resource_key_format (Symbol) 


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# File 'lib/munson/key_formatter.rb', line 3

def initialize(resource_key_format)
  @format = resource_key_format
end

Instance Method Details

#externalize(hash) ⇒ Object

Converts underscored keys to ‘format`



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# File 'lib/munson/key_formatter.rb', line 8

def externalize(hash)
  deep_transform_keys(hash) do |key|
    if @format == :dasherize
      dasherize(key)
    elsif @format == :camelize
      camelize(key)
    else
      raise UnrecognizedKeyFormatter, "      No key formatter found for `\#{@format}`.\n\n      Valid :key_format values are `:camelize` and `:underscore`.\n      You may also provide a hash of lambdas `{format:->(key){}, unformat:->(key){}}`\n      ERR\n    end\n  end\nend\n"

#internalize(hash) ⇒ Object

Converts keys formatted in ‘format` to underscore



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# File 'lib/munson/key_formatter.rb', line 26

def internalize(hash)
  deep_transform_keys(hash) do |key|
    if @format == :dasherize
      undasherize(key)
    elsif @format == :camelize
      underscore(key)
    else
      raise UnrecognizedKeyFormatter, "      No key formatter found for `\#{@format}`.\n\n      Valid :key_format values are `:camelize` and `:underscore`.\n      You may also provide a hash of lambdas `{format:->(key){}, unformat:->(key){}}`\n      ERR\n    end\n  end\nend\n"