Sha256: 5df7fa56cccd2866cf9a0f0a58b314ea08fda3ce2c24bc72e32d354919b4aab5
Contents?: true
Size: 684 Bytes
Versions: 14
Compression:
Stored size: 684 Bytes
Contents
module Configliere
#
# EnvVar -- load configuration from environment variables
#
module EnvVar
def env_vars *envs
envs.each do |env|
case env
when Hash
env.each do |env_param, env_var|
adopt_env_var! env_param, env_var
end
else
param = env.to_s.downcase.to_sym
adopt_env_var! param, env
end
end
end
protected
def adopt_env_var! param, env
env = env.to_s
definition_of(param)[:env_var] ||= env
val = ENV[env]
self[param] = val if val
end
end
Param.on_use(:env_var) do
use :commandline
extend Configliere::EnvVar
end
end
Version data entries
14 entries across 14 versions & 1 rubygems