Class: LogicaCompiler::Deps::Env

Inherits:
Object
  • Object
show all
Defined in:
lib/logica_compiler/deps/env.rb

Constant Summary collapse

MISSING = 
:__missing__

Instance Method Summary collapse

Instance Method Details

#[](key) ⇒ Object 



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# File 'lib/logica_compiler/deps/env.rb', line 8

def [](key) = ENV[key]

#delete(key) ⇒ Object 



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# File 'lib/logica_compiler/deps/env.rb', line 16

def delete(key)
  ENV.delete(key)
end

#fetch(key, *args, &block) ⇒ Object 



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# File 'lib/logica_compiler/deps/env.rb', line 9

def fetch(key, *args, &block) = ENV.fetch(key, *args, &block)

#key?(key) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/logica_compiler/deps/env.rb', line 10

def key?(key) = ENV.key?(key)

#set(key, value) ⇒ Object 



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# File 'lib/logica_compiler/deps/env.rb', line 12

def set(key, value)
  ENV[key] = value
end

#with_temp(updates) ⇒ Object 



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# File 'lib/logica_compiler/deps/env.rb', line 20

def with_temp(updates)
  previous = {}
  updates.each do |k, v|
    previous[k] = key?(k) ? ENV[k] : MISSING
    v.nil? ? delete(k) : set(k, v)
  end

  yield
ensure
  previous.each do |k, v|
    v == MISSING ? delete(k) : set(k, v)
  end
end