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bundler-2.3.27
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Filename :
lockfile_parser.rb
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# frozen_string_literal: true module Bundler class LockfileParser attr_reader :sources, :dependencies, :specs, :platforms, :bundler_version, :ruby_version BUNDLED = "BUNDLED WITH".freeze DEPENDENCIES = "DEPENDENCIES".freeze PLATFORMS = "PLATFORMS".freeze RUBY = "RUBY VERSION".freeze GIT = "GIT".freeze GEM = "GEM".freeze PATH = "PATH".freeze PLUGIN = "PLUGIN SOURCE".freeze SPECS = " specs:".freeze OPTIONS = /^ ([a-z]+): (.*)$/i.freeze SOURCE = [GIT, GEM, PATH, PLUGIN].freeze SECTIONS_BY_VERSION_INTRODUCED = { Gem::Version.create("1.0") => [DEPENDENCIES, PLATFORMS, GIT, GEM, PATH].freeze, Gem::Version.create("1.10") => [BUNDLED].freeze, Gem::Version.create("1.12") => [RUBY].freeze, Gem::Version.create("1.13") => [PLUGIN].freeze, }.freeze KNOWN_SECTIONS = SECTIONS_BY_VERSION_INTRODUCED.values.flatten.freeze ENVIRONMENT_VERSION_SECTIONS = [BUNDLED, RUBY].freeze def self.sections_in_lockfile(lockfile_contents) lockfile_contents.scan(/^\w[\w ]*$/).uniq end def self.unknown_sections_in_lockfile(lockfile_contents) sections_in_lockfile(lockfile_contents) - KNOWN_SECTIONS end def self.sections_to_ignore(base_version = nil) base_version &&= base_version.release base_version ||= Gem::Version.create("1.0".dup) attributes = [] SECTIONS_BY_VERSION_INTRODUCED.each do |version, introduced| next if version <= base_version attributes += introduced end attributes end def self.bundled_with lockfile = Bundler.default_lockfile return unless lockfile.file? lockfile_contents = Bundler.read_file(lockfile) return unless lockfile_contents.include?(BUNDLED) lockfile_contents.split(BUNDLED).last.strip end def initialize(lockfile) @platforms = [] @sources = [] @dependencies = {} @state = nil @specs = {} if lockfile.match(/<<<<<<<|=======|>>>>>>>|\|\|\|\|\|\|\|/) raise LockfileError, "Your #{Bundler.default_lockfile.relative_path_from(SharedHelpers.pwd)} contains merge conflicts.\n" \ "Run `git checkout HEAD -- #{Bundler.default_lockfile.relative_path_from(SharedHelpers.pwd)}` first to get a clean lock." end lockfile.split(/(?:\r?\n)+/).each do |line| if SOURCE.include?(line) @state = :source parse_source(line) elsif line == DEPENDENCIES @state = :dependency elsif line == PLATFORMS @state = :platform elsif line == RUBY @state = :ruby elsif line == BUNDLED @state = :bundled_with elsif line =~ /^[^\s]/ @state = nil elsif @state send("parse_#{@state}", line) end end @specs = @specs.values.sort_by(&:identifier) rescue ArgumentError => e Bundler.ui.debug(e) raise LockfileError, "Your lockfile is unreadable. Run `rm #{Bundler.default_lockfile.relative_path_from(SharedHelpers.pwd)}` " \ "and then `bundle install` to generate a new lockfile." end def may_include_redundant_platform_specific_gems? bundler_version.nil? || bundler_version < Gem::Version.new("1.16.2") end private TYPES = { GIT => Bundler::Source::Git, GEM => Bundler::Source::Rubygems, PATH => Bundler::Source::Path, PLUGIN => Bundler::Plugin, }.freeze def parse_source(line) case line when SPECS case @type when PATH @current_source = TYPES[@type].from_lock(@opts) @sources << @current_source when GIT @current_source = TYPES[@type].from_lock(@opts) @sources << @current_source when GEM @opts["remotes"] = Array(@opts.delete("remote")).reverse @current_source = TYPES[@type].from_lock(@opts) @sources << @current_source when PLUGIN @current_source = Plugin.source_from_lock(@opts) @sources << @current_source end when OPTIONS value = $2 value = true if value == "true" value = false if value == "false" key = $1 if @opts[key] @opts[key] = Array(@opts[key]) @opts[key] << value else @opts[key] = value end when *SOURCE @current_source = nil @opts = {} @type = line else parse_spec(line) end end space = / / NAME_VERSION = / ^(#{space}{2}|#{space}{4}|#{space}{6})(?!#{space}) # Exactly 2, 4, or 6 spaces at the start of the line (.*?) # Name (?:#{space}\(([^-]*) # Space, followed by version (?:-(.*))?\))? # Optional platform (!)? # Optional pinned marker $ # Line end /xo.freeze def parse_dependency(line) return unless line =~ NAME_VERSION spaces = $1 return unless spaces.size == 2 name = $2 version = $3 pinned = $5 version = version.split(",").map(&:strip) if version dep = Bundler::Dependency.new(name, version) if pinned && dep.name != "bundler" spec = @specs.find {|_, v| v.name == dep.name } dep.source = spec.last.source if spec # Path sources need to know what the default name / version # to use in the case that there are no gemspecs present. A fake # gemspec is created based on the version set on the dependency # TODO: Use the version from the spec instead of from the dependency if version && version.size == 1 && version.first =~ /^\s*= (.+)\s*$/ && dep.source.is_a?(Bundler::Source::Path) dep.source.name = name dep.source.version = $1 end end @dependencies[dep.name] = dep end def parse_spec(line) return unless line =~ NAME_VERSION spaces = $1 name = $2 version = $3 platform = $4 if spaces.size == 4 version = Gem::Version.new(version) platform = platform ? Gem::Platform.new(platform) : Gem::Platform::RUBY @current_spec = LazySpecification.new(name, version, platform) @current_spec.source = @current_source @current_source.add_dependency_names(name) @specs[@current_spec.identifier] = @current_spec elsif spaces.size == 6 version = version.split(",").map(&:strip) if version dep = Gem::Dependency.new(name, version) @current_spec.dependencies << dep end end def parse_platform(line) @platforms << Gem::Platform.new($1) if line =~ /^ (.*)$/ end def parse_bundled_with(line) line = line.strip return unless Gem::Version.correct?(line) @bundler_version = Gem::Version.create(line) end def parse_ruby(line) @ruby_version = line.strip end end end