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class UsageError < RuntimeError; end
class FormulaUnspecifiedError < UsageError; end
class KegUnspecifiedError < UsageError; end
class MultipleVersionsInstalledError < RuntimeError
attr :name
def initialize name
@name = name
super "#{name} has multiple installed versions"
end
end
class NotAKegError < RuntimeError; end
class NoSuchKegError < RuntimeError
attr :name
def initialize name
@name = name
super "No such keg: #{HOMEBREW_CELLAR}/#{name}"
end
end
class FormulaUnavailableError < RuntimeError
attr :name
attr :dependent, true
def dependent_s
"(dependency of #{dependent})" if dependent and dependent != name
end
def to_s
if name =~ %r{(\w+)/(\w+)/([^/]+)} then <<-EOS.undent
No available formula for #$3 #{dependent_s}
Please tap it and then try again: brew tap #$1/#$2
EOS
else
"No available formula for #{name} #{dependent_s}"
end
end
def initialize name
@name = name
end
end
module Homebrew
class InstallationError < RuntimeError
attr :formula
def initialize formula, message=""
super message
@formula = formula
end
end
end
class CannotInstallFormulaError < RuntimeError
end
class FormulaInstallationAlreadyAttemptedError < Homebrew::InstallationError
def message
"Formula installation already attempted: #{formula}"
end
end
class UnsatisfiedRequirements < Homebrew::InstallationError
attr :reqs
def initialize formula, reqs
@reqs = reqs
message = (reqs.length == 1) \
? "An unsatisfied requirement failed this build." \
: "Unsatisifed requirements failed this build."
super formula, message
end
end
class BuildError < Homebrew::InstallationError
attr :exit_status
attr :command
attr :env
def initialize formula, cmd, args, es
@command = cmd
@env = ENV.to_hash
@exit_status = es.exitstatus rescue 1
args = args.map{ |arg| arg.to_s.gsub " ", "\\ " }.join(" ")
super formula, "Failed executing: #{command} #{args}"
end
def was_running_configure?
@command == './configure'
end
def dump
logs = "#{ENV['HOME']}/Library/Logs/Homebrew/#{formula}/"
puts
onoe "#{formula.name} did not build"
puts "Logs: #{logs}" unless Dir["#{logs}/*"].empty?
puts "Help: #{Tty.em}https://github.com/mxcl/homebrew/wiki/troubleshooting#{Tty.reset}"
issues = GitHub.issues_for_formula(formula.name)
puts *issues.map{ |s| " #{Tty.em}#{s}#{Tty.reset}" } unless issues.empty?
end
end
# raised in CurlDownloadStrategy.fetch
class CurlDownloadStrategyError < RuntimeError
end
# raised by safe_system in utils.rb
class ErrorDuringExecution < RuntimeError
end
# raised by Pathname#verify_checksum when "expected" is nil or empty
class ChecksumMissingError < ArgumentError
end
# raised by Pathname#verify_checksum when verification fails
class ChecksumMismatchError < RuntimeError
attr :advice, true
attr :expected
attr :actual
attr :hash_type
def initialize expected, actual
@expected = expected
@actual = actual
@hash_type = expected.hash_type.to_s.upcase
super <<-EOS.undent
#{@hash_type} mismatch
Expected: #{@expected}
Actual: #{@actual}
EOS
end
def to_s
super + advice.to_s
end
end
module Homebrew extend self
SUDO_BAD_ERRMSG = <<-EOS.undent
You can use brew with sudo, but only if the brew executable is owned by root.
However, this is both not recommended and completely unsupported so do so at
your own risk.
EOS
end
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