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author | drbrain <drbrain@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-11-29 06:52:18 +0000 |
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committer | drbrain <drbrain@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-11-29 06:52:18 +0000 |
commit | 9694bb8cac12969300692dac5a1cf7aa4e3a46cd (patch) | |
tree | c3cb423d701f7049ba9382de052e2a937cd1302d /lib/rubygems/source_local.rb | |
parent | 3f606b7063fc7a8b191556365ad343a314719a8d (diff) | |
download | ruby-9694bb8cac12969300692dac5a1cf7aa4e3a46cd.tar.gz |
* lib/rubygems*: Updated to RubyGems 2.0
* test/rubygems*: ditto.
* common.mk (prelude): Updated for RubyGems 2.0 source rearrangement.
* tool/change_maker.rb: Allow invalid UTF-8 characters in source
files.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37976 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'lib/rubygems/source_local.rb')
-rw-r--r-- | lib/rubygems/source_local.rb | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/lib/rubygems/source_local.rb b/lib/rubygems/source_local.rb new file mode 100644 index 0000000000..44b170c4a4 --- /dev/null +++ b/lib/rubygems/source_local.rb @@ -0,0 +1,92 @@ +require 'rubygems/source' + +class Gem::Source::Local < Gem::Source + def initialize + @uri = nil + end + + def load_specs(type) + names = [] + + @specs = {} + + Dir["*.gem"].each do |file| + begin + pkg = Gem::Package.new(file) + rescue SystemCallError, Gem::Package::FormatError + # ignore + else + tup = pkg.spec.name_tuple + @specs[tup] = [File.expand_path(file), pkg] + + case type + when :released + unless pkg.spec.version.prerelease? + names << pkg.spec.name_tuple + end + when :prerelease + if pkg.spec.version.prerelease? + names << pkg.spec.name_tuple + end + when :latest + tup = pkg.spec.name_tuple + + cur = names.find { |x| x.name == tup.name } + if !cur + names << tup + elsif cur.version < tup.version + names.delete cur + names << tup + end + else + names << pkg.spec.name_tuple + end + end + end + + names + end + + def find_gem(gem_name, version=Gem::Requirement.default, + prerelease=false) + load_specs :complete + + found = [] + + @specs.each do |n, data| + if n.name == gem_name + s = data[1].spec + + if version.satisfied_by?(s.version) + if prerelease + found << s + elsif !s.version.prerelease? + found << s + end + end + end + end + + found.sort_by { |s| s.version }.last + end + + def fetch_spec(name) + load_specs :complete + + if data = @specs[name] + data.last.spec + else + raise Gem::Exception, "Unable to find spec for '#{name}'" + end + end + + def download(spec, cache_dir=nil) + load_specs :complete + + @specs.each do |name, data| + return data[0] if data[1].spec == spec + end + + raise Gem::Exception, "Unable to find file for '#{spec.full_name}'" + end +end |