importFrom("RCurl",
           "curlOptions", "getURL", "postForm", "fileUpload",
           "basicHeaderGatherer", "basicTextGatherer")

importFrom("XML",
           "xmlParse", "getNodeSet", "xmlToDataFrame")

export("w3c_markup_validate",
       "w3c_markup_validate_baseurl",
       "w3c_markup_validate_db",
       "w3c_markup_validate_files",
       "w3c_markup_validate_uris",
       "inspect")

S3method("format", "w3c_markup_validate")
S3method("print", "w3c_markup_validate")
S3method("as.data.frame", "w3c_markup_validate")

S3method("[", "w3c_markup_validate_db")
S3method("print", "w3c_markup_validate_db")
S3method("as.data.frame", "w3c_markup_validate_db")
S3method("c", "w3c_markup_validate_db")

S3method("inspect", "w3c_markup_validate")
S3method("inspect", "w3c_markup_validate_db")
