module Fig::EnvironmentVariables
Abstract manager of a set of environment variables.
Public Class Methods
new(variables_override = nil)
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# File lib/fig/environment_variables.rb, line 7 def initialize(variables_override = nil) @variables = variables_override || get_system_environment_variables end
Public Instance Methods
empty?()
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# File lib/fig/environment_variables.rb, line 11 def empty? return @variables.empty? end
keys()
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# File lib/fig/environment_variables.rb, line 15 def keys return @variables.keys end
with_environment() { || ... }
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# File lib/fig/environment_variables.rb, line 19 def with_environment original_environment = {} original_environment.merge!(ENV.to_hash) begin set_system_environment_variables(@variables) yield ensure ENV.clear set_system_environment_variables(original_environment) end return end
Private Instance Methods
get_system_environment_variables()
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# File lib/fig/environment_variables.rb, line 36 def get_system_environment_variables vars = {} ENV.each { |key,value| vars[key]=value } return vars end
set_system_environment_variables(variables)
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# File lib/fig/environment_variables.rb, line 43 def set_system_environment_variables(variables) variables.each { |key, value| ENV[key] = value } end