Class: RBS::Annotate::RDocAnnotator

Inherits:
Object
  • Object
show all
Defined in:
lib/rbs/annotate/rdoc_annotator.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(source:) ⇒ RDocAnnotator

Returns a new instance of RDocAnnotator.



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 9

def initialize(source:)
  @source = source

  @include_arg_lists = true
  @include_filename = true
end

Instance Attribute Details

#include_arg_lists ⇒ Object

Returns the value of attribute include_arg_lists.



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 7

def include_arg_lists
  @include_arg_lists
end

#include_filename ⇒ Object

Returns the value of attribute include_filename.



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 7

def include_filename
  @include_filename
end

#source ⇒ Object (readonly)

Returns the value of attribute source.



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 6

def source
  @source
end

Instance Method Details

#annotate_alias(typename, als) ⇒ Object 



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 282

def annotate_alias(typename, als)
  annots = annotations(als)

  unless annots.skip?
    text = resolve_doc_source(annots.copy_annotation, tester: annots) do
      case als.kind
      when :instance
        doc_for_method(typename, instance_method: als.new_name, tester: annots)
      when :singleton
        doc_for_method(typename, singleton_method: als.new_name, tester: annots)
      end
    end
  end

  replace_comment(als, text)
end

#annotate_attribute(typename, attr) ⇒ Object 



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 341

def annotate_attribute(typename, attr)
  annots = annotations(attr)

  unless annots.skip?
    text = resolve_doc_source(annots.copy_annotation, tester: annots) do
      # @type var docs: Array[String?]
      docs = []

      case attr.kind
      when :instance
        if attr.is_a?(AST::Members::AttrReader) || attr.is_a?(AST::Members::AttrAccessor)
          docs << doc_for_method(typename, instance_method: attr.name, tester: annots)
        end
        if attr.is_a?(AST::Members::AttrWriter) || attr.is_a?(AST::Members::AttrAccessor)
          docs << doc_for_method(typename, instance_method: :"#{attr.name}=", tester: annots)
        end
      when :singleton
        if attr.is_a?(AST::Members::AttrReader) || attr.is_a?(AST::Members::AttrAccessor)
          docs << doc_for_method(typename, singleton_method: attr.name, tester: annots)
        end
        if attr.is_a?(AST::Members::AttrWriter) || attr.is_a?(AST::Members::AttrAccessor)
          docs << doc_for_method(typename, singleton_method: :"#{attr.name}=", tester: annots)
        end
      end
      join_docs(docs.uniq)
    end
  end

  replace_comment(attr, text)
end

#annotate_class(decl, outer:) ⇒ Object 



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 245

def annotate_class(decl, outer:)
  annots = annotations(decl)

  full_name = resolve_name(decl.name, outer: outer)
  unless annots.skip?
    text = resolve_doc_source(annots.copy_annotation, tester: annots) { doc_for_class(full_name, tester: annots) }
  end

  replace_comment(decl, text)

  unless annots.skip_all?
    outer_ = outer + [decl.name.to_namespace]

    decl.each_member do |member|
      case member
      when AST::Members::MethodDefinition
        annotate_method(full_name, member)
      when AST::Members::Alias
        annotate_alias(full_name, member)
      when AST::Members::AttrReader, AST::Members::AttrAccessor, AST::Members::AttrWriter
        annotate_attribute(full_name, member)
      end
    end

    annotate_decls(decl.each_decl.to_a, outer: outer_)
  end
end

#annotate_constant(const, outer:) ⇒ Object 



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 273

def annotate_constant(const, outer:)
  annots = Annotations.new([])

  full_name = resolve_name(const.name, outer: outer)
  text = doc_for_constant(full_name, tester: annots)

  replace_comment(const, text)
end

#annotate_decls(decls, outer: []) ⇒ Object 



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 28

def annotate_decls(decls, outer: [])
  decls.each do |decl|
    case decl
    when AST::Declarations::Class, AST::Declarations::Module
      annotate_class(decl, outer: outer)
    when AST::Declarations::Constant
      annotate_constant(decl, outer: outer)
    end
  end
end

#annotate_file(path, preserve:) ⇒ Object 



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 16

def annotate_file(path, preserve:)
  content = path.read()

  decls = Parser.parse_signature(content)

  annotate_decls(decls)

  path.open("w") do |io|
    Writer.new(out: io).preserve!(preserve: preserve).write(decls)
  end
end

#annotate_method(typename, method) ⇒ Object 



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 312

def annotate_method(typename, method)
  annots = annotations(method)

  unless annots.skip?
    text = resolve_doc_source(annots.copy_annotation, tester: annots) {
      case method.kind
      when :singleton
        doc_for_method(typename, singleton_method: method.name, tester: annots)
      when :instance
        if method.name == :initialize
          doc_for_method(typename, instance_method: :initialize, tester: annots) ||
            doc_for_method(typename, singleton_method: :new, tester: annots)
        else
          doc_for_method(typename, instance_method: method.name, tester: annots)
        end
      when :singleton_instance
        join_docs(
          [
            doc_for_method(typename, singleton_method: method.name, tester: annots),
            doc_for_method(typename, instance_method: method.name, tester: annots)
          ].uniq
        )
      end
    }
  end

  replace_comment(method, text)
end

#annotations(annots) ⇒ Object 



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 393

def annotations(annots)
  # @type var as: Array[Annotations::t]
  as = _ = annots.annotations.map {|annot| Annotations.parse(annot) }.compact
  Annotations.new(as)
end

#doc_for_alias(typename, name:, singleton:, tester:) ⇒ Object 



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 187

def doc_for_alias(typename, name:, singleton:, tester:)
  if as =
    if singleton
      source.find_method(typename, singleton_method: name)
    else
      source.find_method(typename, instance_method: name)
    end

    formatter = Formatter.new

    each_part(as, tester: tester) do |doc, obj|
      # @type var method: RDoc::AnyMethod
      method = _ = obj

      if method.is_alias_for
        text = Formatter.translate(doc) or next

        unless text.empty?
          formatter << "<!-- rdoc-file=#{doc.file} -->" if include_filename
          formatter << text
        end
      end
    end

    formatter.format(newline_at_end: true)
  end
end

#doc_for_attribute(typename, attr_name, require: nil, singleton:, tester:) ⇒ Object 



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 215

def doc_for_attribute(typename, attr_name, require: nil, singleton:, tester:)
  if as = source.find_attribute(typename, attr_name, singleton: singleton)
    as = as.select do |attr|
      case require
      when "R"
        attr.rw == "R" || attr.rw == "RW"
      when "W"
        attr.rw == "W" || attr.rw == "RW"
      else
        true
      end
    end

    return if as.empty?

    formatter = Formatter.new()

    each_part(as, tester: tester) do |doc, obj|
      if text = Formatter.translate(doc)
        unless text.empty?
          formatter << "<!-- rdoc-file=#{doc.file} -->" if include_filename
          formatter << text
        end
      end
    end

    formatter.format(newline_at_end: true)
  end
end

#doc_for_class(name, tester:) ⇒ Object 



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 66

def doc_for_class(name, tester:)
  if clss = source.find_class(name)
    formatter = Formatter.new()

    each_part(clss, tester: tester) do |doc, _|
      text = Formatter.translate(doc) or next

      unless text.empty?
        if include_filename
          formatter << "<!-- rdoc-file=#{doc.file} -->"
        end
        formatter << text

        formatter.margin
      end
    end

    formatter.format(newline_at_end: true)
  end
end

#doc_for_constant(name, tester:) ⇒ Object 



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 87

def doc_for_constant(name, tester:)
  if constants = source.find_const(name)
    formatter = Formatter.new

    each_part(constants, tester: tester) do |doc, _|
      text = Formatter.translate(doc) or next

      unless text.empty?
        if include_filename
          formatter << "<!-- rdoc-file=#{doc.file} -->"
        end

        formatter << text

        formatter.margin
      end
    end

    formatter.format(newline_at_end: true)
  end
end

#doc_for_method(typename, instance_method: nil, singleton_method: nil, tester:) ⇒ Object 



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 145

def doc_for_method(typename, instance_method: nil, singleton_method: nil, tester:)
  formatter = Formatter.new()

  case
  when method = instance_method
    doc = doc_for_alias(typename, name: method, singleton: false, tester: tester)
    doc = doc_for_method0(typename, instance_method: method, tester: tester) if !doc || doc.empty?
    if !doc || doc.empty?
      if (s = method.to_s) =~ /\A[a-zA-Z_]/
        # may be attribute
        doc =
          if s.end_with?("=")
            doc_for_attribute(typename, s.delete_suffix("=").to_sym, require: "W", singleton: false, tester: tester)
          else
            doc_for_attribute(typename, s.to_sym, require: "R", singleton: false, tester: tester)
          end
      end
    end
  when method = singleton_method
    doc = doc_for_alias(typename, name: method, singleton: true, tester: tester)
    doc = doc_for_method0(typename, singleton_method: method, tester: tester) if !doc || doc.empty?
    if !doc || doc.empty?
      if (s = method.to_s) =~ /\A[a-zA-Z_]/
        # may be attribute
        doc =
          if s.end_with?("=")
            doc_for_attribute(typename, s.delete_suffix("=").to_sym, require: "W", singleton: true, tester: tester)
          else
            doc_for_attribute(typename, s.to_sym, require: "R", singleton: true, tester: tester)
          end
      end
    end
  else
    raise
  end

  if doc
    formatter << doc
    formatter.format(newline_at_end: true)
  end
end

#doc_for_method0(typename, instance_method: nil, singleton_method: nil, tester:) ⇒ Object 



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 109

def doc_for_method0(typename, instance_method: nil, singleton_method: nil, tester:)
  ms = source.find_method(typename, instance_method: instance_method) if instance_method
  ms = source.find_method(typename, singleton_method: singleton_method) if singleton_method

  if ms
    formatter = Formatter.new

    each_part(ms, tester: tester) do |doc, method|
      text = Formatter.translate(doc) or next
      # @type var as: String?
      as = (_ = method).arglists

      if include_arg_lists && as
        formatter << "<!--"
        formatter << "  rdoc-file=#{doc.file}" if include_filename
        as.chomp.split("\n").each do |line|
          formatter << "  - #{line.strip}"
        end
        formatter << "-->"
      else
        if include_filename
          formatter << "<!-- rdoc-file=#{doc.file} -->"
        end
      end

      unless text.empty?
        formatter << text
      end

      formatter.margin(separator: "----")
    end

    formatter.format(newline_at_end: false)
  end
end

#each_part(subjects, tester:) ⇒ Object 



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 39

def each_part(subjects, tester:)
  if block_given?
    subjects.each do |subject, docs|
      Formatter.each_part(subject.comment) do |doc|
        if tester.test_path(doc.file || raise)
          yield [doc, subject]
        end
      end
    end
  else
    enum_for :each_part, tester: tester
  end
end

#join_docs(docs, separator: "----") ⇒ Object 



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 299

def join_docs(docs, separator: "----")
  formatter = Formatter.new()

  docs.each do |doc|
    formatter << doc
    formatter.margin(separator: separator)
  end

  unless formatter.empty?
    formatter.format(newline_at_end: true)
  end
end

#replace_comment(commented, string) ⇒ Object 



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 372

def replace_comment(commented, string)
  if string
    if string.empty?
      commented.instance_variable_set(:@comment, nil)
    else
      commented.instance_variable_set(
        :@comment,
        AST::Comment.new(location: nil, string: string)
      )
    end
  end
end

#resolve_doc_source(copy, tester:) ⇒ Object 



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 53

def resolve_doc_source(copy, tester:)
  case
  when copy && (mn = copy.method_name) && copy.singleton?
    doc_for_method(copy.type_name, singleton_method: mn, tester: tester)
  when copy && (mn = copy.method_name) && !copy.singleton?
    doc_for_method(copy.type_name, instance_method: mn, tester: tester)
  when copy
    doc_for_class(copy.type_name, tester: tester) || doc_for_constant(copy.type_name, tester: tester)
  else
    yield
  end
end

#resolve_name(name, outer:) ⇒ Object 



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# File 'lib/rbs/annotate/rdoc_annotator.rb', line 385

def resolve_name(name, outer:)
  namespace = outer.inject(RBS::Namespace.root) do |ns1, ns2|
    ns1 + ns2
  end

  name.with_prefix(namespace).relative!
end