39427c35c3
* Do not modify Env logger from CLI; * Add verbose attribute to Env; * Implement Env#verbose?; * Remove Env#log_level and Env#log_level=; * Refactor related specs, improve some wording.
66 lines
1.4 KiB
Ruby
66 lines
1.4 KiB
Ruby
module Producer
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module Core
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class CLI
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ArgumentError = Class.new(::ArgumentError)
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USAGE = "Usage: #{File.basename $0} [-v] [-n] recipe_file".freeze
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EX_USAGE = 64
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EX_SOFTWARE = 70
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class << self
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def run!(arguments, output: $stderr)
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cli = new(arguments)
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begin
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cli.parse_arguments!
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cli.run
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rescue ArgumentError
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output.puts USAGE
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exit EX_USAGE
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rescue RuntimeError => e
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output.puts "#{e.class.name.split('::').last}: #{e.message}"
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exit EX_SOFTWARE
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end
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end
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end
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attr_reader :arguments, :stdout, :env, :recipe
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def initialize(args, stdout: $stdout)
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@arguments = args
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@stdout = stdout
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@env = Env.new(output: stdout)
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end
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def parse_arguments!
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@arguments = arguments.inject([]) do |m, e|
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case e
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when '-v'
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env.verbose = true
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when '-n'
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env.dry_run = true
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else
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m << e
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end
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m
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end
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raise ArgumentError unless arguments.any?
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end
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def run(worker: build_worker)
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load_recipe
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worker.process recipe.tasks
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end
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def load_recipe
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@recipe = Recipe.evaluate_from_file(@arguments.first, env)
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end
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def build_worker
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Worker.new(env)
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end
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end
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end
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end
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