widl-nan/templates/argumentList.def

Auto generate native C++ addon source code by parsing Web IDL definition

{{#def.idlType}}
{{#def.enum}}
{{#def.buildValidEnumValuesList}}
{{#def.extractV8Value}}

{{
var argumentListStr = '';
var returnList = [];
if ( p.arguments ) {
  p.arguments.forEach((arg, idx) => {
    returnList.push('arg' + idx);
  });
}
argumentListStr = returnList.join(', ');
}}

{{~ p.arguments :q:j }}
{{
  var enumCheck = isEnumType(q.idlType, it.refTypeMap);
  var enumDef = getEnumDef(q.idlType, it.refTypeMap);
  var enumName = enumDef.name;
  var paramName = 'arg' + j;
  var finalParamName = paramName;
  var paramIsInterface = isInterface(q.idlType, it.refTypeMap);
  if (paramIsInterface) {
    paramName = 'nan_' + paramName;
  }
}}
      auto {{=paramName}} = {{=extractArgument(q.idlType, it.refTypeMap)}}(info[{{=j}}]);

{{? enumCheck }}
      // Valid enum values for parameter info{{=j}}, original IDL type: {{=enumName}}
      const char* VALID_ENUM_{{=(enumName.toUpperCase())}}_INFO[] = { {{=buildValidEnumValuesList(enumDef)}} };
      if (!IsEnumValueValid({{=paramName}}, VALID_ENUM_{{=(enumName.toUpperCase())}}_INFO)) {
        // TODO: modify argumentList.def to handle this case
        std::string err = "Illegal argument: ";
        err += "{{=enumName}}";
        err += " ";
        err += "{{=paramName}}";
        err += " == ";
        err += "'";
        err += {{=paramName}};
        err += "'";
        Nan::ThrowTypeError(err.c_str());
      }
{{?? paramIsInterface }}
      // Convert to impl {{=q.idlType.idlType}} pointer
      auto {{=finalParamName}} = *(ObjectWrap::Unwrap<Nan{{=q.idlType.idlType}}>({{=paramName}})->{{=generateGetImplMethodName(q.idlType.idlType)}}());
{{?}}

{{~}}