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Versions: 25
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Contents
# frozen_string_literal: true
class Sinclair
module EnvSettable
# @api private
# @author darthjee
#
# Env setting methods builder
#
# This builder does the magic of adding methods
# that will fetch variables from env or a default value
class Builder < Sinclair
# @param klass [Class] Class that will receive the methods
# @param prefix [String] Env keys prefix
# @param (see EnvSettable#with_settings)
def initialize(klass, prefix, *settings_name, **defaults)
super(klass, prefix: prefix)
@settings = Sinclair::InputHash.input_hash(*settings_name, **defaults)
add_all_methods
end
private
attr_reader :settings
# @method settings
# @private
# @api private
#
# Settings map with default values
#
# @return [Hash<Symbol,Object>]
delegate :prefix, to: :options_object
# @method prefix
# @private
# @api private
#
# Env keys prefix
#
# @return [String]
# @private
# @api private
#
# Process all settings adding the methods
#
# @return (see settings)
def add_all_methods
settings.each do |name, value|
key = [prefix, name].compact.join('_').to_s.upcase
add_class_method(name) do
ENV[key] || value
end
end
end
end
end
end
Version data entries
25 entries across 25 versions & 1 rubygems