Module: StockCruncher::Config

Defined in:
lib/stockcruncher/config.rb

Overview

this is a module to load configuration file and environment variable

Class Method Summary collapse

Class Method Details

.load(file) ⇒ Object

Load config file and override with env variables



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# File 'lib/stockcruncher/config.rb', line 12

def load(file)
  config = YAML.load_file(file)
  overload_alphavantage(config)
  overload_influxdb(config)
end

.overload(config, prefix, component, items) ⇒ Object 



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# File 'lib/stockcruncher/config.rb', line 18

def overload(config, prefix, component, items)
  items.each do |key|
    var = "#{prefix}#{key.upcase}"
    config[component][key] = ENV[var] unless ENV[var].nil?
  end
  config
end

.overload_alphavantage(config) ⇒ Object 



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# File 'lib/stockcruncher/config.rb', line 26

def overload_alphavantage(config)
  prefix = 'SCR_AV_'
  component = 'AlphaVantage'
  items = %w[apikey]
  overload(config, prefix, component, items)
end

.overload_influxdb(config) ⇒ Object 



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# File 'lib/stockcruncher/config.rb', line 33

def overload_influxdb(config)
  prefix = 'SCR_IDB_'
  component = 'InfluxDB'
  items = %w[scheme host port user password dbname]
  overload(config, prefix, component, items)
end