private Node transform(JsObjectLiteral x) {
Node n = IR.objectlit();
for (Object element : x.getPropertyInitializers()) {
JsPropertyInitializer propInit = (JsPropertyInitializer) element;
Node key;
if (propInit.getLabelExpr().getKind() == NodeKind.NUMBER) {
key = transformNumberAsString((JsNumberLiteral) propInit.getLabelExpr());
key.putBooleanProp(Node.QUOTED_PROP, true);
} else if (propInit.getLabelExpr().getKind() == NodeKind.NAME_REF) {
key =
transformNameAsString(
((JsNameRef) propInit.getLabelExpr()).getShortIdent(), propInit.getLabelExpr());
} else {
key = transform(propInit.getLabelExpr());
}
Preconditions.checkState(key.isString(), key);
key.setType(Token.STRING_KEY);
// Set as quoted as the rhino version we use does not distinguish one from the other.
// Closure assumes unquoted property names are obfuscatable, but since there is no way to
// distinguish between them at this point they have to be assumed quoted, hence not
// obfuscatable.
// TODO(rluble): Make sure this is handled correctly once rhino is upgraded.
key.putBooleanProp(Node.QUOTED_PROP, true);
n.addChildToBack(IR.propdef(key, transform(propInit.getValueExpr())));
}
return applySourceInfo(n, x);
}
@Override
JsLiteral translate(JExpression literal) {
SourceInfo sourceInfo = literal.getSourceInfo();
long[] values = LongLib.getAsLongArray(((JLongLiteral) literal).getValue());
if (values.length == 1) {
return new JsNumberLiteral(literal.getSourceInfo(), ((JLongLiteral) literal).getValue());
}
JsObjectLiteral objectLiteral = new JsObjectLiteral(sourceInfo);
objectLiteral.setInternable();
assert values.length == names.length;
for (int i = 0; i < names.length; i++) {
addPropertyToObject(sourceInfo, names[i], values[i], objectLiteral);
}
return objectLiteral;
}
private static void addPropertyToObject(
SourceInfo sourceInfo,
JsName propertyName,
long propertyValue,
JsObjectLiteral objectLiteral) {
JsExpression label = propertyName.makeRef(sourceInfo);
JsExpression value = new JsNumberLiteral(sourceInfo, propertyValue);
objectLiteral.addProperty(sourceInfo, label, value);
}