Class: WebIDL::RubySexpVisitor

Inherits:
Object
  • Object
show all
Defined in:
lib/webidl/generator/ruby_sexp_visitor.rb

Instance Method Summary collapse

Instance Method Details

#visit_argument(argument) ⇒ Object 



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# File 'lib/webidl/generator/ruby_sexp_visitor.rb', line 114

def visit_argument(argument)
  name = attrify(argument.name)
  arg = argument.variadic? ? "*#{name}" : name

  arg.to_sym
end

#visit_attribute(attribute) ⇒ Object 



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# File 'lib/webidl/generator/ruby_sexp_visitor.rb', line 52

def visit_attribute(attribute)
  func = attribute.readonly? ? :attr_reader : :attr_accessor
  [:call, nil, func, [:arglist, [:lit, attrify(attribute.name).to_sym]]]
end

#visit_callback(callback) ⇒ Object 



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# File 'lib/webidl/generator/ruby_sexp_visitor.rb', line 61

def visit_callback(callback)
  arguments = callback.arguments.map { |a| [:lit, attrify(a.name).to_sym] }

  [:defn, callback.name,
    [:args] + callback.arguments.map { |a| a.accept(self) },
    [:scope,
      [:block,
        [:call, nil, :raise,
          [:arglist,
            [:const, :NotImplementedError]
          ]
        ]
      ]
    ]
  ]
end

#visit_const(const) ⇒ Object 



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# File 'lib/webidl/generator/ruby_sexp_visitor.rb', line 40

def visit_const(const)
  [:cdecl, const.name, [:lit, const.value]] # FIXME: won't always be literals - need Literal AST node?
end

#visit_dictionary(dict) ⇒ Object 



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# File 'lib/webidl/generator/ruby_sexp_visitor.rb', line 23

def visit_dictionary(dict)
  [:module, classify(dict.name),
    ([:scope, [:block] + dict.inherits.map { |inherit| [:call, nil, :include, [:arglist, inherit.accept(self)]] }] unless dict.inherits.empty?),
    [:scope,
      [:block] + dict.members.map { |m| m.accept(self) }
    ]
  ].compact
end

#visit_dictionary_member(mem) ⇒ Object 



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# File 'lib/webidl/generator/ruby_sexp_visitor.rb', line 57

def visit_dictionary_member(mem)
  [:call, nil, :attr_accessor, [:arglist, [:lit, attrify(mem.name).to_sym]]]
end

#visit_enum(enum) ⇒ Object 



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# File 'lib/webidl/generator/ruby_sexp_visitor.rb', line 44

def visit_enum(enum)
  [:cdecl, enum.name, [:lit, enum.values]]
end

#visit_exception(ex) ⇒ Object 



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# File 'lib/webidl/generator/ruby_sexp_visitor.rb', line 32

def visit_exception(ex)
  [:class, classify(ex.name), [:const, :StandardError],
    [:scope,
      [:block] + ex.members.map { |m| m.accept(self)}
    ]
  ]
end

#visit_field(field) ⇒ Object 



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# File 'lib/webidl/generator/ruby_sexp_visitor.rb', line 48

def visit_field(field)
  [:call, nil, :attr_accessor, [:arglist, [:lit, field.name.to_sym]]]
end

#visit_implements_statement(impls) ⇒ Object 



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# File 'lib/webidl/generator/ruby_sexp_visitor.rb', line 125

def visit_implements_statement(impls)
  [:module, classify(impls.implementor),
    [:scope,
      [:call, nil, :include,
        [:arglist,
          [:const, classify(impls.implementee)]
        ]
      ]
    ]
  ]
end

#visit_includes_statement(incls) ⇒ Object 



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# File 'lib/webidl/generator/ruby_sexp_visitor.rb', line 137

def visit_includes_statement(incls)
  [:module, classify(incls.includer),
    [:scope,
      [:call, nil, :include,
        [:arglist,
          [:const, classify(impls.includee)]
        ]
      ]
    ]
  ]
end

#visit_interface(intf) ⇒ Object 



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# File 'lib/webidl/generator/ruby_sexp_visitor.rb', line 14

def visit_interface(intf)
  [:module, classify(intf.name),
    ([:scope, [:block] + intf.inherits.map { |inherit| [:call, nil, :include, [:arglist, inherit.accept(self)]] }] unless intf.inherits.empty?),
    [:scope,
      [:block] + intf.members.map { |m| m.accept(self) }
    ]
  ].compact
end

#visit_module(mod) ⇒ Object 



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# File 'lib/webidl/generator/ruby_sexp_visitor.rb', line 4

def visit_module(mod)
  [:block,
    [:module, classify(mod.name),
      [:scope,
        [:block] + mod.definitions.map { |d| d.accept(self) }
      ]
    ]
  ]
end

#visit_operation(operation) ⇒ Object 



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# File 'lib/webidl/generator/ruby_sexp_visitor.rb', line 78

def visit_operation(operation)
  if operation.name.empty?
    if operation.setter?
      meth = :[]=
    elsif operation.getter?
      meth = :[]
    elsif operation.creator?
      meth = :initialize
    elsif operation.stringifier?
      meth = :to_s
    elsif operation.deleter?
      meth = :delete!
    elsif operation.legacycaller?
      meth = operation.parent.name
    else
      raise "no name for operation #{operation.inspect}"
    end
  else
    meth = attrify(operation.name)
    meth << "=" if operation.setter?
  end

  [:defn, meth.to_sym,
    [:args] + operation.args.map { |a| a.accept(self) },
    [:scope,
      [:block,
        [:call, nil, :raise,
          [:arglist,
            [:const, :NotImplementedError]
          ]
        ]
      ]
    ]
  ]
end

#visit_scoped_name(sn) ⇒ Object 



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# File 'lib/webidl/generator/ruby_sexp_visitor.rb', line 149

def visit_scoped_name(sn)
  [:const, classify(sn.qualified_name)]
end

#visit_type_def(typedef) ⇒ Object 



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# File 'lib/webidl/generator/ruby_sexp_visitor.rb', line 121

def visit_type_def(typedef)
  # don't care
end