1 files changed, 151 insertions, 0 deletions
diff --git a/lib/bundler/dependency.rb b/lib/bundler/dependency.rb
new file mode 100644
index 0000000000..cb9c7a76ea
--- /dev/null
+++ b/lib/bundler/dependency.rb
@@ -0,0 +1,151 @@
+# frozen_string_literal: true
+
+require "rubygems/dependency"
+require_relative "shared_helpers"
+
+module Bundler
+  class Dependency < Gem::Dependency
+    def initialize(name, version, options = {}, &blk)
+      type = options["type"] || :runtime
+      super(name, version, type)
+
+      @options = options
+    end
+
+    def groups
+      @groups ||= Array(@options["group"] || :default).map(&:to_sym)
+    end
+
+    def source
+      return @source if defined?(@source)
+
+      @source = @options["source"]
+    end
+
+    def path
+      return @path if defined?(@path)
+
+      @path = @options["path"]
+    end
+
+    def git
+      return @git if defined?(@git)
+
+      @git = @options["git"]
+    end
+
+    def github
+      return @github if defined?(@github)
+
+      @github = @options["github"]
+    end
+
+    def branch
+      return @branch if defined?(@branch)
+
+      @branch = @options["branch"]
+    end
+
+    def ref
+      return @ref if defined?(@ref)
+
+      @ref = @options["ref"]
+    end
+
+    def glob
+      return @glob if defined?(@glob)
+
+      @glob = @options["glob"]
+    end
+
+    def platforms
+      @platforms ||= Array(@options["platforms"])
+    end
+
+    def env
+      return @env if defined?(@env)
+
+      @env = @options["env"]
+    end
+
+    def should_include
+      @should_include ||= @options.fetch("should_include", true)
+    end
+
+    def gemfile
+      return @gemfile if defined?(@gemfile)
+
+      @gemfile = @options["gemfile"]
+    end
+
+    def force_ruby_platform
+      return @force_ruby_platform if defined?(@force_ruby_platform)
+
+      @force_ruby_platform = @options["force_ruby_platform"]
+    end
+
+    def autorequire
+      return @autorequire if defined?(@autorequire)
+
+      @autorequire = Array(@options["require"] || []) if @options.key?("require")
+    end
+
+    RUBY_PLATFORM_ARRAY = [Gem::Platform::RUBY].freeze
+    private_constant :RUBY_PLATFORM_ARRAY
+
+    # Returns the platforms this dependency is valid for, in the same order as
+    # passed in the `valid_platforms` parameter
+    def gem_platforms(valid_platforms)
+      return RUBY_PLATFORM_ARRAY if force_ruby_platform
+      return valid_platforms if platforms.empty?
+
+      valid_platforms.select {|p| expanded_platforms.include?(Gem::Platform.generic(p)) }
+    end
+
+    def expanded_platforms
+      @expanded_platforms ||= platforms.filter_map {|pl| CurrentRuby::PLATFORM_MAP[pl] }.flatten.uniq
+    end
+
+    def should_include?
+      should_include && current_env? && current_platform?
+    end
+
+    def gemspec_dev_dep?
+      @gemspec_dev_dep ||= @options.fetch("gemspec_dev_dep", false)
+    end
+
+    def gemfile_dep?
+      !gemspec_dev_dep?
+    end
+
+    def current_env?
+      return true unless env
+      if env.is_a?(Hash)
+        env.all? do |key, val|
+          ENV[key.to_s] && (val.is_a?(String) ? ENV[key.to_s] == val : ENV[key.to_s] =~ val)
+        end
+      else
+        ENV[env.to_s]
+      end
+    end
+
+    def current_platform?
+      return true if platforms.empty?
+      platforms.any? do |p|
+        Bundler.current_ruby.send("#{p}?")
+      end
+    end
+
+    def to_lock
+      out = super
+      out << "!" if source
+      out
+    end
+
+    def specific?
+      super
+    rescue NoMethodError
+      requirement != ">= 0"
+    end
+  end
+end