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author | Jari Vetoniemi <jari.vetoniemi@indooratlas.com> | 2020-03-16 18:49:26 +0900 |
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committer | Jari Vetoniemi <jari.vetoniemi@indooratlas.com> | 2020-03-30 00:39:06 +0900 |
commit | fcbf63e62c627deae76c1b8cb8c0876c536ed811 (patch) | |
tree | 64cb17de3f41a2b6fef2368028fbd00349946994 /jni/ruby/lib/rubygems/util |
Fresh start
Diffstat (limited to 'jni/ruby/lib/rubygems/util')
-rw-r--r-- | jni/ruby/lib/rubygems/util/list.rb | 48 | ||||
-rw-r--r-- | jni/ruby/lib/rubygems/util/stringio.rb | 34 |
2 files changed, 82 insertions, 0 deletions
diff --git a/jni/ruby/lib/rubygems/util/list.rb b/jni/ruby/lib/rubygems/util/list.rb new file mode 100644 index 0000000..9bc11fe --- /dev/null +++ b/jni/ruby/lib/rubygems/util/list.rb @@ -0,0 +1,48 @@ +module Gem + List = Struct.new(:value, :tail) + + class List + def each + n = self + while n + yield n.value + n = n.tail + end + end + + def to_a + ary = [] + n = self + while n + ary.unshift n.value + n = n.tail + end + + ary + end + + def find + n = self + while n + v = n.value + return v if yield(v) + n = n.tail + end + + nil + end + + def prepend(value) + List.new value, self + end + + def pretty_print q # :nodoc: + q.pp to_a + end + + def self.prepend(list, value) + return List.new(value) unless list + List.new value, list + end + end +end diff --git a/jni/ruby/lib/rubygems/util/stringio.rb b/jni/ruby/lib/rubygems/util/stringio.rb new file mode 100644 index 0000000..2ea6961 --- /dev/null +++ b/jni/ruby/lib/rubygems/util/stringio.rb @@ -0,0 +1,34 @@ +class Gem::StringSink + def initialize + @string = "" + end + + attr_reader :string + + def write(s) + @string += s + s.size + end + + def set_encoding(enc) + @string.force_encoding enc + end +end + +class Gem::StringSource + def initialize(str) + @string = str.dup + end + + def read(count=nil) + if count + @string.slice!(0,count) + else + s = @string + @string = "" + s + end + end + + alias_method :readpartial, :read +end |