119 lines
2.3 KiB
Ruby
119 lines
2.3 KiB
Ruby
class UsageError <RuntimeError; end
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class FormulaUnspecifiedError <UsageError; end
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class KegUnspecifiedError <UsageError; end
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class MultipleVersionsInstalledError <RuntimeError
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attr :name
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def initialize name
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@name = name
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super "#{name} has multiple installed versions"
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end
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end
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class NotAKegError < RuntimeError; end
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class NoSuchKegError <RuntimeError
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attr :name
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def initialize name
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@name = name
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super "No such keg: #{HOMEBREW_CELLAR}/#{name}"
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end
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end
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class FormulaUnavailableError < RuntimeError
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attr :name
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def initialize name
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@name = name
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super "No available formula for #{name}"
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end
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end
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module Homebrew
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class InstallationError < RuntimeError
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attr :formula
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def initialize formula, message=""
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super message
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@formula = formula
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end
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end
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end
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class FormulaAlreadyInstalledError < Homebrew::InstallationError
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def message
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"Formula already installed: #{formula}"
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end
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end
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class FormulaInstallationAlreadyAttemptedError < Homebrew::InstallationError
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def message
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"Formula installation already attempted: #{formula}"
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end
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end
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class UnsatisfiedExternalDependencyError < Homebrew::InstallationError
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attr :type
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def initialize formula, type
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@type = type
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@formula = formula
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end
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def message
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<<-EOS.undent
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Unsatisfied dependency: #{formula}
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Homebrew does not provide #{type.to_s.capitalize} dependencies, #{tool} does:
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#{command_line} #{formula}
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EOS
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end
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private
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def tool
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case type
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when :python then 'pip'
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when :ruby, :jruby then 'rubygems'
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when :perl then 'cpan'
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end
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end
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def command_line
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case type
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when :python
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"#{brew_pip}pip install"
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when :ruby
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"gem install"
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when :perl
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"cpan -i"
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when :jruby
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"jruby -S gem install"
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end
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end
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def brew_pip
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'brew install pip && ' unless Formula.factory('pip').installed?
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end
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end
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class BuildError < Homebrew::InstallationError
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attr :exit_status
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attr :command
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attr :env
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def initialize formula, cmd, args, es
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@command = cmd
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@env = ENV.to_hash
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@exit_status = es.exitstatus rescue 1
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args = args.map{ |arg| arg.gsub " ", "\\ " }.join(" ")
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super formula, "Failed executing: #{command} #{args}"
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end
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def was_running_configure?
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@command == './configure'
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end
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end
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