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-rw-r--r--lib/rubygems/uninstaller.rb60
1 files changed, 40 insertions, 20 deletions
@@ -12,6 +12,11 @@ require 'rubygems/user_interaction'
##
# An Uninstaller.
class Gem::Uninstaller
@@ -46,8 +51,17 @@ class Gem::Uninstaller
@force_ignore = options[:ignore]
@bin_dir = options[:bin_dir]
spec_dir = File.join @gem_home, 'specifications'
@source_index = Gem::SourceIndex.from_gems_in spec_dir
end
##
@@ -56,9 +70,10 @@ class Gem::Uninstaller
def uninstall
list = @source_index.find_name @gem, @version
if list.empty? then
- raise Gem::InstallError, "Unknown gem #{@gem} #{@version}"
elsif list.size > 1 and @force_all then
remove_all list.dup
@@ -91,8 +106,8 @@ class Gem::Uninstaller
hook.call self
end
- specs.each { |s| remove_executables s }
- remove spec, specs
Gem.post_uninstall_hooks.each do |hook|
hook.call self
@@ -105,29 +120,29 @@ class Gem::Uninstaller
# Removes installed executables and batch files (windows only) for
# +gemspec+.
- def remove_executables(gemspec)
- return if gemspec.nil?
- if gemspec.executables.size > 0 then
- bindir = @bin_dir ? @bin_dir : (Gem.bindir @gem_home)
- list = @source_index.find_name(gemspec.name).delete_if { |spec|
- spec.version == gemspec.version
}
- executables = gemspec.executables.clone
- list.each do |spec|
- spec.executables.each do |exe_name|
- executables.delete(exe_name)
end
end
- return if executables.size == 0
answer = if @force_executables.nil? then
ask_yes_no("Remove executables:\n" \
- "\t#{gemspec.executables.join(", ")}\n\nin addition to the gem?",
true) # " # appease ruby-mode - don't ask
else
@force_executables
@@ -138,7 +153,7 @@ class Gem::Uninstaller
else
raise Gem::FilePermissionError, bindir unless File.writable? bindir
- gemspec.executables.each do |exe_name|
say "Removing #{exe_name}"
FileUtils.rm_f File.join(bindir, exe_name)
FileUtils.rm_f File.join(bindir, "#{exe_name}.bat")
@@ -169,7 +184,8 @@ class Gem::Uninstaller
"Uninstallation aborted due to dependent gem(s)"
end
- unless path_ok? spec then
e = Gem::GemNotInHomeException.new \
"Gem is not installed in directory #{@gem_home}"
e.spec = spec
@@ -210,9 +226,12 @@ class Gem::Uninstaller
list.delete spec
end
- def path_ok?(spec)
- full_path = File.join @gem_home, 'gems', spec.full_name
- original_path = File.join @gem_home, 'gems', spec.original_name
full_path == spec.full_gem_path || original_path == spec.full_gem_path
end
@@ -221,6 +240,7 @@ class Gem::Uninstaller
return true if @force_ignore
deplist = Gem::DependencyList.from_source_index @source_index
deplist.ok_to_remove?(spec.full_name) || ask_if_ok(spec)
end