addClass method

@override void addClass(ClassInfo classInfo)

Define a bound class in the JS context.

Implementation

@override
void addClass(ClassInfo classInfo) {
  List<String> arr = ["(function(privateKey, call, classInfo) { \nfunction ${classInfo.name}() {"];
  arr.add("if (arguments[0] != privateKey) this[privateKey] = call.apply(this, [classInfo, 0, Array.prototype.slice.call(arguments)])");
  arr.add("};");

  Map<String, _WebField> fields = {};
  for (int i = 1, t = classInfo.members.length; i < t; ++i) {
    var member = classInfo.members[i];
    if (member.type & MEMBER_FUNCTION != 0) {
      arr.add("""
${classInfo.name}${member.type & MEMBER_STATIC == 0 ? '.prototype' : ''}.${member.name} = function() {
return call.apply(this, [classInfo, $i, Array.prototype.slice.call(arguments)]);
};
      """);
    } else {
      _WebField field = fields.containsKey(member.name)
          ? fields[member.name]!
          : (fields[member.name] = new _WebField());
      if (member.type & MEMBER_GETTER != 0) {
        field.getter = i;
      } else if (member.type & MEMBER_SETTER != 0) {
        field.setter = i;
      }
      field.isStatic = member.type & MEMBER_STATIC != 0;
    }
  }
  for (var iter in fields.entries) {
    String name = iter.key;
    var field = iter.value;
    arr.add('Object.defineProperty(${classInfo.name}${field.isStatic ? '' : '.prototype'}, "$name", {');
    if (field.getter != 0) {
      arr.add("""
get: function() {
  return call.apply(this, [classInfo, ${field.getter}, Array.prototype.slice.call(arguments)])
},
      """);

    }
    if (field.setter != 0) {
      arr.add("""
set: function() {
  return call.apply(this, [classInfo, ${field.setter}, Array.prototype.slice.call(arguments)])
}
      """);
    }
    arr.add('});');
  }
  arr.add("return ${classInfo.name}});");
  js.JsFunction func = _eval.apply([arr.join('\n')]);
  js.JsFunction clazz = func.apply([privateKey, callFunction, classInfo]);
  clazz[classPrivateKey] = classInfo;
  global[classInfo.name] = clazz;
  classes[classInfo] = clazz;
}