Class: TypeProf::RubySignatureExporter

# File 'lib/typeprof/export.rb', line 98

def conv_class(namespace, class_def, inner_classes)
  @scratch.namespace = namespace

  if class_def.klass_obj.superclass != :__root__ && class_def.klass_obj.superclass
    omit = class_def.klass_obj.superclass == Type::Builtin[:obj] || class_def.klass_obj == Type::Builtin[:obj]
    superclass = omit ? nil : @scratch.get_class_name(class_def.klass_obj.superclass)
    type_args = class_def.klass_obj.superclass_type_args
    if type_args && !type_args.empty?
      superclass += "[#{ type_args.map {|ty| ty.screen_name(@scratch) }.join(", ") }]"
    end
  end

  @scratch.namespace = class_def.name

  consts = {}
  class_def.consts.each do |name, (ty, absolute_path)|
    next if ty.is_a?(Type::Class)
    next if !absolute_path || Config.check_dir_filter(absolute_path) == :exclude
    consts[name] = ty.screen_name(@scratch)
  end

  modules = class_def.modules.to_h do |kind, mods|
    mods = mods.to_h do |singleton, mods|
      mods = mods.filter_map do |mod_def, _type_args, absolute_paths|
        next if absolute_paths.all? {|path| !path || Config.check_dir_filter(path) == :exclude }
        Type::Instance.new(mod_def.klass_obj).screen_name(@scratch)
      end
      [singleton, mods]
    end
    [kind, mods]
  end

  visibilities = {}
  source_locations = {}
  methods = {}
  ivars = class_def.ivars.dump
  cvars = class_def.cvars.dump

  class_def.methods.each do |(singleton, mid), mdefs|
    mdefs.each do |mdef|
      case mdef
      when ISeqMethodDef
        ctxs = @iseq_method_to_ctxs[mdef]
        next unless ctxs

        ctx = ctxs.find {|ctx| ctx.mid == mid } || ctxs.first

        next if Config.check_dir_filter(ctx.iseq.absolute_path) == :exclude

        method_name = mid
        method_name = "self.#{ method_name }" if singleton

        key = [:iseq, method_name]
        visibilities[key] ||= mdef.pub_meth
        source_locations[key] ||= ctx.iseq.source_location(0)
        (methods[key] ||= []) << @scratch.show_method_signature(ctx)
      when AliasMethodDef
        next if mdef.def_ep && Config.check_dir_filter(mdef.def_ep.source_location) == :exclude
        alias_name, orig_name = mid, mdef.orig_mid
        if singleton
          alias_name = "self.#{ alias_name }"
          orig_name = "self.#{ orig_name }"
        end
        key = [:alias, alias_name]
        visibilities[key] ||= mdef.pub_meth
        source_locations[key] ||= mdef.def_ep&.source_location
        methods[key] = orig_name
      when AttrMethodDef
        next if !mdef.def_ep
        absolute_path = mdef.def_ep.ctx.iseq.absolute_path
        next if !absolute_path || Config.check_dir_filter(absolute_path) == :exclude
        mid = mid.to_s[0..-2].to_sym if mid.to_s.end_with?("=")
        method_name = mid
        method_name = "self.#{ mid }" if singleton
        method_name = [method_name, :"@#{ mid }" != mdef.ivar]
        key = [:attr, method_name]
        visibilities[key] ||= mdef.pub_meth
        source_locations[key] ||= mdef.def_ep.source_location
        if methods[key]
          if methods[key][0] != mdef.kind
            methods[key][0] = :accessor
          end
        else
          entry = ivars[[singleton, mdef.ivar]]
          ty = entry ? entry.type : Type.any
          methods[key] = [mdef.kind, ty.screen_name(@scratch), ty.include_untyped?(@scratch)]
        end
      when TypedMethodDef
        if mdef.rbs_source
          method_name, sigs = mdef.rbs_source
          key = [:rbs, method_name]
          methods[key] = sigs
          visibilities[key] ||= mdef.pub_meth
        end
      end
    end
  end

  ivars = ivars.map do |(singleton, var), entry|
    next if entry.absolute_paths.all? {|path| Config.check_dir_filter(path) == :exclude }
    ty = entry.type
    next unless var.to_s.start_with?("@")
    var = "self.#{ var }" if singleton
    next if methods[[:attr, [singleton ? "self.#{ var.to_s[1..] }" : var.to_s[1..].to_sym, false]]]
    next if entry.rbs_declared
    [var, ty.screen_name(@scratch)]
  end.compact

  cvars = cvars.map do |var, entry|
    next if entry.absolute_paths.all? {|path| Config.check_dir_filter(path) == :exclude }
    next if entry.rbs_declared
    [var, entry.type.screen_name(@scratch)]
  end.compact

  if !class_def.absolute_path || Config.check_dir_filter(class_def.absolute_path) == :exclude
    if methods.keys.all? {|type,| type == :rbs }
      return nil if consts.empty? && modules[:before][true].empty? && modules[:before][false].empty? && modules[:after][true].empty? && modules[:after][false].empty? && ivars.empty? && cvars.empty? && inner_classes.empty?
    end
  end

  @scratch.namespace = nil

  ClassData.new(
    kind: class_def.kind,
    name: class_def.name,
    superclass: superclass,
    consts: consts,
    modules: modules,
    ivars: ivars,
    cvars: cvars,
    methods: methods,
    visibilities: visibilities,
    source_locations: source_locations,
    inner_classes: inner_classes,
  )
end

# File 'lib/typeprof/export.rb', line 237

def show(stat_eps, output)
  # make the class hierarchy
  root = {}
  @class_defs.each_value do |class_def|
    h = root
    class_def.name.each do |name|
      h = h[name] ||= {}
    end
    h[:class_def] = class_def
  end

  hierarchy = build_class_hierarchy([], root)

  output.puts "# Classes" # and Modules

  prev_nil = true
  show_class_hierarchy(0, hierarchy).each do |line|
    if line == nil
      output.puts line unless prev_nil
      prev_nil = true
    else
      output.puts line
      prev_nil = false
    end
  end

  if ENV["TP_STAT"]
    output.puts ""
    output.puts "# TypeProf statistics:"
    output.puts "#   %d execution points" % stat_eps.size
  end

  if ENV["TP_COVERAGE"]
    coverage = {}
    stat_eps.each do |ep|
      path = ep.ctx.iseq.path
      lineno = ep.ctx.iseq.linenos[ep.pc] - 1
      (coverage[path] ||= [])[lineno] ||= 0
      (coverage[path] ||= [])[lineno] += 1
    end
    File.binwrite("typeprof-analysis-coverage.dump", Marshal.dump(coverage))
  end
end

# File 'lib/typeprof/export.rb', line 305

def show_class_data(depth, class_data)
  indent = "  " * depth
  name = class_data.name.last
  superclass = " < " + class_data.superclass if class_data.superclass
  first_line = indent + "#{ class_data.kind } #{ name }#{ superclass }"
  lines = []
  class_data.consts.each do |name, ty|
    lines << (indent + "  #{ name }: #{ ty }")
  end
  class_data.modules.each do |kind, mods|
    mods.each do |singleton, mods|
      case
      when kind == :before &&  singleton then directive = nil
      when kind == :before && !singleton then directive = "prepend"
      when kind == :after  &&  singleton then directive = "extend"
      when kind == :after  && !singleton then directive = "include"
      end
      mods.each do |mod|
        lines << (indent + "  #{ directive } #{ mod }") if directive
      end
    end
  end
  class_data.ivars.each do |var, ty|
    lines << (indent + "  #{ var }: #{ ty }") unless var.start_with?("_")
  end
  class_data.cvars.each do |var, ty|
    lines << (indent + "  #{ var }: #{ ty }")
  end
  lines << nil
  prev_vis = true
  class_data.methods.each do |key, arg|
    vis = class_data.visibilities[key]
    if prev_vis != vis
      lines << nil
      lines << (indent + "  #{ vis ? "public" : "private" }")
      prev_vis = vis
    end
    source_location = class_data.source_locations[key]
    if Config.options[:show_source_locations] && source_location
      lines << nil
      lines << (indent + "  # #{ source_location }")
    end
    type, (method_name, hidden) = key
    case type
    when :attr
      kind, ty, untyped = *arg
      exclude = Config.options[:exclude_untyped] && untyped ? "#" : " " # XXX
      lines << (indent + "#{ exclude } attr_#{ kind } #{ method_name }#{ hidden ? "()" : "" }: #{ ty }")
    when :rbs
      sigs = arg.sort.join("\n" + indent + "#" + " " * (method_name.size + 5) + "| ")
      lines << (indent + "# def #{ method_name }: #{ sigs }")
    when :iseq
      sigs = []
      untyped = false
      arg.each do |sig, untyped0|
        sigs << sig
        untyped ||= untyped0
      end
      sigs = sigs.sort.join("\n" + indent + " " * (method_name.size + 6) + "| ")
      exclude = Config.options[:exclude_untyped] && untyped ? "#" : " " # XXX
      lines << (indent + "#{ exclude } def #{ method_name }: #{ sigs }")
    when :alias
      orig_name = arg
      lines << (indent + "  alias #{ method_name } #{ orig_name }")
    end
  end
  lines.concat show_class_hierarchy(depth + 1, class_data.inner_classes)
  lines.shift until lines.empty? || lines.first
  lines.pop until lines.empty? || lines.last
  lines.unshift first_line
  lines << (indent + "end")
end

# File 'lib/typeprof/export.rb', line 289

def show_class_hierarchy(depth, hierarchy)
  lines = []
  hierarchy.each do |class_data|
    lines << nil
    lines.concat show_class_data(depth, class_data)
  end
  lines
end

# File 'lib/typeprof/export.rb', line 298

def show_const(namespace, path)
  return path.last.to_s if namespace == path
  i = 0
  i += 1 while namespace[i] && namespace[i] == path[i]
  path[i..].join("::")
end