/** Processes a OBJECTLIT node. */
private void handleObjectLit(NodeTraversal t, Node n) {
Node child = n.getFirstChild();
while (child != null) {
// Maybe STRING, NUMBER, GET, SET
if (child.getType() != Token.NUMBER) {
// We should never see a mix of numbers and strings.
String name = child.getString();
T type = typeSystem.getType(getScope(), n, name);
Property prop = getProperty(name);
if (!prop.scheduleRenaming(child, processProperty(t, prop, type, null))) {
if (showInvalidationWarnings) {
compiler.report(
JSError.make(
t.getSourceName(),
child,
INVALIDATION,
name,
(type == null ? "null" : type.toString()),
n.toString()));
}
}
}
child = child.getNext();
}
}
/** Processes a GETPROP node. */
private void handleGetProp(NodeTraversal t, Node n) {
String name = n.getLastChild().getString();
T type = typeSystem.getType(getScope(), n.getFirstChild(), name);
Property prop = getProperty(name);
if (!prop.scheduleRenaming(n.getLastChild(), processProperty(t, prop, type, null))) {
if (showInvalidationWarnings) {
compiler.report(
JSError.make(
t.getSourceName(),
n,
INVALIDATION,
name,
(type == null ? "null" : type.toString()),
n.toString()));
}
}
}
@SuppressWarnings("incomplete-switch")
@Override
public void visit(NodeTraversal t, Node n, Node parent) {
if (!n.isCall()) {
return;
}
String callName = n.getFirstChild().getQualifiedName();
TweakFunction tweakFunc = TWEAK_FUNCTIONS_MAP.get(callName);
if (tweakFunc == null) {
return;
}
if (tweakFunc == TweakFunction.GET_COMPILER_OVERRIDES) {
getOverridesCalls.add(new TweakFunctionCall(tweakFunc, n));
return;
}
// Ensure the first parameter (the tweak ID) is a string literal.
Node tweakIdNode = n.getFirstChild().getNext();
if (!tweakIdNode.isString()) {
compiler.report(t.makeError(tweakIdNode, NON_LITERAL_TWEAK_ID_ERROR));
return;
}
String tweakId = tweakIdNode.getString();
// Make sure there is a TweakInfo structure for it.
TweakInfo tweakInfo = allTweaks.get(tweakId);
if (tweakInfo == null) {
tweakInfo = new TweakInfo(tweakId);
allTweaks.put(tweakId, tweakInfo);
}
switch (tweakFunc) {
case REGISTER_BOOLEAN:
case REGISTER_NUMBER:
case REGISTER_STRING:
// Ensure the ID contains only valid characters.
if (!ID_MATCHER.matchesAllOf(tweakId)) {
compiler.report(t.makeError(tweakIdNode, INVALID_TWEAK_ID_ERROR));
}
// Ensure tweaks are registered in the global scope.
if (!t.inGlobalScope()) {
compiler.report(t.makeError(n, NON_GLOBAL_TWEAK_INIT_ERROR, tweakId));
break;
}
// Ensure tweaks are registered only once.
if (tweakInfo.isRegistered()) {
compiler.report(t.makeError(n, TWEAK_MULTIPLY_REGISTERED_ERROR, tweakId));
break;
}
Node tweakDefaultValueNode = tweakIdNode.getNext().getNext();
tweakInfo.addRegisterCall(t.getSourceName(), tweakFunc, n, tweakDefaultValueNode);
break;
case OVERRIDE_DEFAULT_VALUE:
// Ensure tweaks overrides occur in the global scope.
if (!t.inGlobalScope()) {
compiler.report(t.makeError(n, NON_GLOBAL_TWEAK_INIT_ERROR, tweakId));
break;
}
// Ensure tweak overrides occur before the tweak is registered.
if (tweakInfo.isRegistered()) {
compiler.report(t.makeError(n, TWEAK_OVERRIDE_AFTER_REGISTERED_ERROR, tweakId));
break;
}
tweakDefaultValueNode = tweakIdNode.getNext();
tweakInfo.addOverrideDefaultValueCall(
t.getSourceName(), tweakFunc, n, tweakDefaultValueNode);
break;
case GET_BOOLEAN:
case GET_NUMBER:
case GET_STRING:
tweakInfo.addGetterCall(t.getSourceName(), tweakFunc, n);
}
}
