Class: RubyBindgen::Namer

Inherits:
Object
  • Object
show all
Defined in:
lib/ruby-bindgen/namer.rb

Instance Method Summary collapse

Constructor Details

#initialize(rename_types = NameMapper.new, rename_methods = NameMapper.new, conversion_mappings = NameMapper.new) ⇒ Namer

Returns a new instance of Namer.



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# File 'lib/ruby-bindgen/namer.rb', line 3

def initialize(rename_types = NameMapper.new, rename_methods = NameMapper.new,
               conversion_mappings = NameMapper.new)
  @rename_types = rename_types
  @rename_methods = rename_methods
  @conversion_mappings = conversion_mappings
end

Instance Method Details

#apply_rename_types(*names) ⇒ Object

Apply rename_types to a generated Ruby class name. Accepts one or more candidate names to try (e.g., raw C++ name, camelized name). Returns the first match, or the last candidate as fallback.



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# File 'lib/ruby-bindgen/namer.rb', line 68

def apply_rename_types(*names)
  @rename_types.lookup(*names) || names.last
end

#cruby(cursor) ⇒ Object 



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# File 'lib/ruby-bindgen/namer.rb', line 41

def cruby(cursor)
  case cursor.kind
    when :cursor_class_decl
      "rb_c#{cursor.type.spelling.sub("(anonymous namespace)", "Anonymous").camelize}"
    when :cursor_struct
      "rb_c#{cursor.type.spelling.camelize}"
    when :cursor_enum_decl
      "rb_c#{cursor.type.spelling.sub("(anonymous namespace)", "Anonymous").camelize}"
    when :cursor_namespace
      if cursor.anonymous?
        # qualified_name is nil for translation units
        "rb_m#{cursor.semantic_parent.qualified_name&.camelize}Anonymous"
      else
        "rb_m#{cursor.qualified_name.camelize}"
      end
    when :cursor_typedef_decl
      "rb_c#{cursor.spelling.sub("(anonymous namespace)", "Anonymous").camelize}"
    when :cursor_translation_unit
      "Class(rb_cObject)"
    else
      cursor.spelling.underscore
  end
end

#ruby(cursor) ⇒ Object 



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# File 'lib/ruby-bindgen/namer.rb', line 10

def ruby(cursor)
  if cursor.anonymous? && cursor.kind == :cursor_namespace
    "Anonymous"
  elsif cursor.anonymous?
    definer = cursor.anonymous_definer
    definer ? definer.spelling.camelize : nil
  else
    case cursor.kind
      when :cursor_translation_unit
        basename = File.basename(cursor.spelling, File.extname(cursor.spelling))
        basename.camelize
      when :cursor_conversion_function
        ruby_conversion_function(cursor)
      when :cursor_function, :cursor_cxx_method
        ruby_operator_or_method(cursor)
      when :cursor_struct, :cursor_union, :cursor_enum_decl, :cursor_class_decl, :cursor_namespace
        @rename_types.lookup(cursor.spelling) || cursor.spelling.camelize
      when :cursor_field_decl
        cursor.spelling.underscore
      when :cursor_typedef_decl
        cursor.underlying_type.declaration.invalid? ?
          cursor.spelling.underscore :
          ruby(cursor.underlying_type.declaration)
      when :cursor_variable
        cursor.spelling.camelize
      else
        cursor.spelling.underscore
    end
  end
end