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| |
| #include "qv4propertykey_p.h" |
| |
| #include <QtCore/qstring.h> |
| #include <qv4string_p.h> |
| #include <qv4engine_p.h> |
| #include <qv4scopedvalue_p.h> |
| |
| QV4::Heap::StringOrSymbol *QV4::PropertyKey::toStringOrSymbol(QV4::ExecutionEngine *e) |
| { |
| if (isArrayIndex()) |
| return Value::fromUInt32(asArrayIndex()).toString(e); |
| return static_cast<Heap::StringOrSymbol *>(asStringOrSymbol()); |
| } |
| |
| bool QV4::PropertyKey::isString() const { |
| Heap::StringOrSymbol *s = asStringOrSymbol(); |
| return s && s->internalClass->vtable->isString; |
| } |
| |
| bool QV4::PropertyKey::isSymbol() const { |
| Heap::Base *s = asStringOrSymbol(); |
| return s && !s->internalClass->vtable->isString && s->internalClass->vtable->isStringOrSymbol; |
| } |
| |
| bool QV4::PropertyKey::isCanonicalNumericIndexString() const |
| { |
| if (isArrayIndex()) |
| return true; |
| if (isSymbol()) |
| return false; |
| Heap::String *s = static_cast<Heap::String *>(asStringOrSymbol()); |
| Scope scope(s->internalClass->engine); |
| ScopedString str(scope, s); |
| double d = str->toNumber(); |
| if (d == 0. && std::signbit(d)) |
| return true; |
| ScopedString converted(scope, Value::fromDouble(d).toString(scope.engine)); |
| if (converted->equals(str)) |
| return true; |
| return false; |
| } |
| |
| QString QV4::PropertyKey::toQString() const |
| { |
| if (isArrayIndex()) |
| return QString::number(asArrayIndex()); |
| Heap::StringOrSymbol *s = asStringOrSymbol(); |
| Q_ASSERT(s->internalClass->vtable->isStringOrSymbol); |
| return s->toQString(); |
| } |
| |
| QV4::Heap::String *QV4::PropertyKey::asFunctionName(ExecutionEngine *engine, FunctionNamePrefix prefix) const |
| { |
| QString n; |
| if (prefix == Getter) |
| n = QStringLiteral("get "); |
| else if (prefix == Setter) |
| n = QStringLiteral("set "); |
| if (isArrayIndex()) |
| n += QString::number(asArrayIndex()); |
| else { |
| Heap::StringOrSymbol *s = asStringOrSymbol(); |
| QString str = s->toQString(); |
| if (s->internalClass->vtable->isString) |
| n += s->toQString(); |
| else if (str.length() > 1) |
| n += QChar::fromLatin1('[') + str.midRef(1) + QChar::fromLatin1(']'); |
| } |
| return engine->newString(n); |
| } |