Class: Grande::ConfigLoader

Inherits:
Object
  • Object
show all
Defined in:
lib/grande/config_loader.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ConfigLoader

Returns a new instance of ConfigLoader.



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# File 'lib/grande/config_loader.rb', line 5

def initialize
  @conf = nil

  default_path = File.join(Grande.c.app.root_path, 'config/config.yml')

  if ENV.key?('GRANDE_CONFIG_PATH')
    path = ENV['GRANDE_CONFIG_PATH']
    if !File.exist?(path)
      raise "GRANDE_CONFIG_PATH set but file does not exist. Either remove the env var or create the file"
    end
    Grande.logger.info("Loading configuration from #{path}")
    load_conf_file!(path)
  elsif File.exist?(default_path)
    Grande.logger.info("Found config.yml at #{path}. Will load config from that")

    load_conf_file!(default_path)
  else
    Grande.logger.info('Configuration file not provided. Loading all configuration from environment variables')
  end
end

Instance Method Details

#get_int(key, default = nil) ⇒ Object 



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# File 'lib/grande/config_loader.rb', line 26

def get_int(key, default=nil)
  value = get_str(key)
  return default if value == nil
  Integer(value)
end

#get_int!(key) ⇒ Object 



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# File 'lib/grande/config_loader.rb', line 32

def get_int!(key)
  value = get_int(key)
  raise "Config key #{key} is required" unless value
  Integer(value)
end

#get_str(key, default = nil) ⇒ Object 



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# File 'lib/grande/config_loader.rb', line 38

def get_str(key, default=nil)
  env_var_name = key_to_env_var_name(key)
  return ENV[env_var_name] if ENV.key?(env_var_name)

  parts = key.split('.')
  base_obj = if parts.length == 1
    @conf
  else
    @conf.dig(*parts[0...-1])
  end

  # binding.pry if key =="redis.url"

  base_obj.fetch(parts.last, default)
end

#get_str!(key) ⇒ Object 



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# File 'lib/grande/config_loader.rb', line 54

def get_str!(key)
  none = Object.new
  value = get_str(key, none)
  raise "Config key #{key} is required" if value == none

  value
end