Class: Homebrew::CLI::Args

Inherits:
OpenStruct
  • Object
show all
Defined in:
cli/args.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ void 



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# File 'cli/args.rb', line 15

def initialize
  require "cli/named_args"

  super()

  @processed_options = []
  @options_only = []
  @flags_only = []
  @cask_options = false

  # Can set these because they will be overwritten by freeze_named_args!
  # (whereas other values below will only be overwritten if passed).
  self[:named] = NamedArgs.new(parent: self)
  self[:remaining] = []
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method_name, *args) ⇒ Object (private) 



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# File 'cli/args.rb', line 171

def method_missing(method_name, *args)
  return_value = super

  # Once we are frozen, verify any arg method calls are already defined in the table.
  # The default OpenStruct behaviour is to return nil for anything unknown.
  if frozen? && args.empty? && !@table.key?(method_name)
    raise NoMethodError, "CLI arg for `#{method_name}` is not declared for this command"
  end

  return_value
end

Instance Attribute Details

#flags_only ⇒ Object (readonly)

Returns the value of attribute flags_only.



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# File 'cli/args.rb', line 9

def flags_only
  @flags_only
end

#options_only ⇒ Object (readonly)

Returns the value of attribute options_only.



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# File 'cli/args.rb', line 9

def options_only
  @options_only
end

Instance Method Details

#build_from_source_formulae ⇒ Object 



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# File 'cli/args.rb', line 69

def build_from_source_formulae
  if build_from_source? || self[:HEAD?] || self[:build_bottle?]
    named.to_formulae.map(&:full_name)
  else
    []
  end
end

#context ⇒ Context::ContextStruct

Returns:



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# File 'cli/args.rb', line 94

def context
  Context::ContextStruct.new(debug: debug?, quiet: quiet?, verbose: verbose?)
end

#freeze_named_args!(named_args, cask_options:) ⇒ Object 



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# File 'cli/args.rb', line 35

def freeze_named_args!(named_args, cask_options:)
  options = {}
  options[:force_bottle] = true if self[:force_bottle?]
  options[:override_spec] = :head if self[:HEAD?]
  options[:flags] = flags_only unless flags_only.empty?
  self[:named] = NamedArgs.new(
    *named_args.freeze,
    parent:       self,
    cask_options: cask_options,
    **options,
  )
end

#freeze_processed_options!(processed_options) ⇒ Object 



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# File 'cli/args.rb', line 48

def freeze_processed_options!(processed_options)
  # Reset cache values reliant on processed_options
  @cli_args = nil

  @processed_options += processed_options
  @processed_options.freeze

  @options_only = cli_args.select { |a| a.start_with?("-") }.freeze
  @flags_only = cli_args.select { |a| a.start_with?("--") }.freeze
end

#freeze_remaining_args!(remaining_args) ⇒ Object 



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# File 'cli/args.rb', line 31

def freeze_remaining_args!(remaining_args)
  self[:remaining] = remaining_args.freeze
end

#include_test_formulae ⇒ Object 



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# File 'cli/args.rb', line 77

def include_test_formulae
  if include_test?
    named.to_formulae.map(&:full_name)
  else
    []
  end
end

#named ⇒ NamedArgs

Returns:



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# File 'cli/args.rb', line 60

def named
  require "formula"
  self[:named]
end

#no_named? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'cli/args.rb', line 65

def no_named?
  named.blank?
end

#only_formula_or_cask ⇒ Object 



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# File 'cli/args.rb', line 98

def only_formula_or_cask
  return :formula if formula? && !cask?
  return :cask if cask? && !formula?
end

#os_arch_combinations ⇒ Array<Array(Symbol, Symbol)>

Returns:



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# File 'cli/args.rb', line 104

def os_arch_combinations
  skip_invalid_combinations = false

  oses = case (os_sym = os&.to_sym)
  when nil
    [SimulateSystem.current_os]
  when :all
    skip_invalid_combinations = true

    [
      *MacOSVersions::SYMBOLS.keys,
      :linux,
    ]
  else
    [os_sym]
  end

  arches = case (arch_sym = arch&.to_sym)
  when nil
    [SimulateSystem.current_arch]
  when :all
    skip_invalid_combinations = true
    OnSystem::ARCH_OPTIONS
  else
    [arch_sym]
  end

  oses.product(arches).select do |os, arch|
    if skip_invalid_combinations
      bottle_tag = Utils::Bottles::Tag.new(system: os, arch: arch)
      bottle_tag.valid_combination?
    else
      true
    end
  end
end

#value(name) ⇒ Object 



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# File 'cli/args.rb', line 85

def value(name)
  arg_prefix = "--#{name}="
  flag_with_value = flags_only.find { |arg| arg.start_with?(arg_prefix) }
  return unless flag_with_value

  flag_with_value.delete_prefix(arg_prefix)
end