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module Bundler
module Resolver
module Builders
def build_index(&block)
index = Gem::SourceIndex.new
IndexBuilder.run(index, &block) if block_given?
index
end
def build_spec(name, version, &block)
spec = Gem::Specification.new
spec.instance_variable_set(:@name, name)
spec.instance_variable_set(:@version, Gem::Version.new(version))
DepBuilder.run(spec, &block) if block_given?
spec
end
def build_dep(name, requirements, type = :runtime)
Gem::Dependency.new(name, requirements, type)
end
class IndexBuilder
include Builders
def self.run(index, &block)
new(index).run(&block)
end
def initialize(index)
@index = index
end
def run(&block)
instance_eval(&block)
end
def add_spec(*args, &block)
@index.add_spec(build_spec(*args, &block))
end
end
class DepBuilder
def self.run(spec, &block)
new(spec).run(&block)
end
def initialize(spec)
@spec = spec
end
def run(&block)
instance_eval(&block)
end
def runtime(name, requirements)
@spec.add_runtime_dependency(name, requirements)
end
end
end
end
end
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