This source file includes following definitions.
- getErrorEntry
- create
- toString
- toStringForConsole
- getErrorName
- getErrorMessage
- getLegacyErrorCode
#include "config.h"
#include "core/dom/DOMException.h"
#include "ExceptionCode.h"
namespace WebCore {
static const struct CoreException {
const char* const name;
const char* const message;
const int code;
} coreExceptions[] = {
{ "IndexSizeError", "Index or size was negative, or greater than the allowed value.", 1 },
{ "HierarchyRequestError", "A Node was inserted somewhere it doesn't belong.", 3 },
{ "WrongDocumentError", "A Node was used in a different document than the one that created it (that doesn't support it).", 4 },
{ "InvalidCharacterError", "The string contains invalid characters.", 5 },
{ "NoModificationAllowedError", "An attempt was made to modify an object where modifications are not allowed.", 7 },
{ "NotFoundError", "An attempt was made to reference a Node in a context where it does not exist.", 8 },
{ "NotSupportedError", "The implementation did not support the requested type of object or operation.", 9 },
{ "InUseAttributeError", "An attempt was made to add an attribute that is already in use elsewhere.", 10 },
{ "InvalidStateError", "An attempt was made to use an object that is not, or is no longer, usable.", 11 },
{ "SyntaxError", "An invalid or illegal string was specified.", 12 },
{ "InvalidModificationError", "The object can not be modified in this way.", 13 },
{ "NamespaceError", "An attempt was made to create or change an object in a way which is incorrect with regard to namespaces.", 14 },
{ "InvalidAccessError", "A parameter or an operation was not supported by the underlying object.", 15 },
{ "TypeMismatchError", "The type of an object was incompatible with the expected type of the parameter associated to the object.", 17 },
{ "SecurityError", "An attempt was made to break through the security policy of the user agent.", 18 },
{ "NetworkError", "A network error occurred.", 19 },
{ "AbortError", "The user aborted a request.", 20 },
{ "URLMismatchError", "A worker global scope represented an absolute URL that is not equal to the resulting absolute URL.", 21 },
{ "QuotaExceededError", "An attempt was made to add something to storage that exceeded the quota.", 22 },
{ "TimeoutError", "A timeout occurred.", 23 },
{ "InvalidNodeTypeError", "The supplied node is invalid or has an invalid ancestor for this operation.", 24 },
{ "DataCloneError", "An object could not be cloned.", 25 },
{ "UnknownError", "An unknown error occurred within Indexed Database.", 0 },
{ "ConstraintError", "A mutation operation in the transaction failed because a constraint was not satisfied.", 0 },
{ "DataError", "The data provided does not meet requirements.", 0 },
{ "TransactionInactiveError", "A request was placed against a transaction which is either currently not active, or which is finished.", 0 },
{ "ReadOnlyError", "A write operation was attempted in a read-only transaction.", 0 },
{ "VersionError", "An attempt was made to open a database using a lower version than the existing version.", 0 },
{ "NotReadableError", "The requested file could not be read, typically due to permission problems that have occurred after a reference to a file was acquired.", 0 },
{ "EncodingError", "A URI supplied to the API was malformed, or the resulting Data URL has exceeded the URL length limitations for Data URLs.", 0 },
{ "PathExistsError", "An attempt was made to create a file or directory where an element already exists.", 0 },
{ "DatabaseError", "The operation failed for some reason related to the database.", 0 },
};
static const CoreException* getErrorEntry(ExceptionCode ec)
{
size_t tableSize = WTF_ARRAY_LENGTH(coreExceptions);
size_t tableIndex = ec - IndexSizeError;
return tableIndex < tableSize ? &coreExceptions[tableIndex] : 0;
}
DOMException::DOMException(unsigned short code, const String& name, const String& sanitizedMessage, const String& unsanitizedMessage)
{
ASSERT(name);
m_code = code;
m_name = name;
m_sanitizedMessage = sanitizedMessage;
m_unsanitizedMessage = unsanitizedMessage;
ScriptWrappable::init(this);
}
PassRefPtr<DOMException> DOMException::create(ExceptionCode ec, const String& sanitizedMessage, const String& unsanitizedMessage)
{
const CoreException* entry = getErrorEntry(ec);
ASSERT(entry);
return adoptRef(new DOMException(entry->code,
entry->name ? entry->name : "Error",
sanitizedMessage.isNull() ? String(entry->message) : sanitizedMessage,
unsanitizedMessage));
}
String DOMException::toString() const
{
return name() + ": " + message();
}
String DOMException::toStringForConsole() const
{
return name() + ": " + messageForConsole();
}
String DOMException::getErrorName(ExceptionCode ec)
{
const CoreException* entry = getErrorEntry(ec);
ASSERT(entry);
if (!entry)
return "UnknownError";
return entry->name;
}
String DOMException::getErrorMessage(ExceptionCode ec)
{
const CoreException* entry = getErrorEntry(ec);
ASSERT(entry);
if (!entry)
return "Unknown error.";
return entry->message;
}
unsigned short DOMException::getLegacyErrorCode(ExceptionCode ec)
{
const CoreException* entry = getErrorEntry(ec);
ASSERT(entry);
return (entry && entry->code) ? entry->code : 0;
}
}