private static void getAllMethods(
ClassOrInterface c, TypeDeclaration t, List<MethodWithContainer> members) {
for (Declaration d : t.getMembers()) {
if (d instanceof Function) {
Function m = (Function) d;
boolean contains = false;
for (MethodWithContainer member : members) {
if (member.getMethod().getName().equals(m.getName())) {
contains = true;
break;
}
}
if (!contains) {
members.add(new MethodWithContainer(c, m));
}
}
}
Type et = t.getExtendedType();
if (et != null) {
getAllMethods(c, et.getDeclaration(), members);
}
for (Type st : t.getSatisfiedTypes()) {
getAllMethods(c, st.getDeclaration(), members);
}
}
static String asIntersectionTypeString(List<Type> types) {
StringBuffer missingSatisfiedTypesText = new StringBuffer();
for (Type missingSatisfiedType : types) {
if (missingSatisfiedTypesText.length() != 0) {
missingSatisfiedTypesText.append(" & ");
}
missingSatisfiedTypesText.append(missingSatisfiedType.asString());
}
return missingSatisfiedTypesText.toString();
}
public static boolean isInBounds(List<Type> upperBounds, Type t) {
boolean ok = true;
for (Type ub : upperBounds) {
if (!t.isSubtypeOf(ub)
&& !(ub.involvesTypeParameters() && t.getDeclaration().inherits(ub.getDeclaration()))) {
ok = false;
break;
}
}
return ok;
}
public static Declaration getRefinedDeclaration(Declaration declaration) {
// Reproduces the algorithm used to build the type hierarchy
// first walk up the superclass hierarchy
if (declaration.isClassOrInterfaceMember() && declaration.isShared()) {
TypeDeclaration dec = (TypeDeclaration) declaration.getContainer();
List<Type> signature = getSignature(declaration);
Declaration refined = declaration.getRefinedDeclaration();
while (dec != null) {
Type extended = dec.getExtendedType();
if (extended != null) {
TypeDeclaration superDec = extended.getDeclaration();
Declaration superMemberDec =
superDec.getDirectMember(declaration.getName(), signature, false);
if (superMemberDec != null) {
Declaration superRefined = superMemberDec.getRefinedDeclaration();
if (superRefined != null
&& refined != null
&& !isAbstraction(superMemberDec)
&& superRefined.equals(refined)) {
return superMemberDec;
}
}
dec = superDec;
} else {
dec = null;
}
}
// now look at the very top of the hierarchy, even if it is an interface
Declaration refinedDeclaration = refined;
if (refinedDeclaration != null && !declaration.equals(refinedDeclaration)) {
List<Declaration> directlyInheritedMembers =
getInterveningRefinements(
declaration.getName(),
signature,
refinedDeclaration,
(TypeDeclaration) declaration.getContainer(),
(TypeDeclaration) refinedDeclaration.getContainer());
directlyInheritedMembers.remove(refinedDeclaration);
// TODO: do something for the case of
// multiple intervening interfaces?
if (directlyInheritedMembers.size() == 1) {
// exactly one intervening interface
return directlyInheritedMembers.get(0);
} else {
// no intervening interfaces
return refinedDeclaration;
}
}
}
return null;
}
static String anonFunctionHeader(Type requiredType, Unit unit) {
StringBuilder text = new StringBuilder();
text.append("(");
boolean first = true;
char c = 'a';
List<Type> argTypes = unit.getCallableArgumentTypes(requiredType);
for (Type paramType : argTypes) {
if (first) {
first = false;
} else {
text.append(", ");
}
text.append(paramType.asSourceCodeString(unit)).append(" ").append(c++);
}
text.append(")");
return text.toString();
}
@Override
public void visit(Tree.TypedDeclaration that) {
super.visit(that);
Tree.Identifier id = that.getIdentifier();
if (id != null) {
Type type = that.getType().getTypeModel();
if (type != null) {
TypeDeclaration td = type.getDeclaration();
if ((td instanceof ClassOrInterface || td instanceof TypeParameter)
&& td.equals(declaration)) {
String text = id.getText();
String name = declaration.getName();
if (text.equalsIgnoreCase(name) || text.endsWith(name)) {
identifiers.add(id);
}
}
}
}
}
static String defaultValue(Unit unit, Type t) {
if (isTypeUnknown(t)) {
return "nothing";
}
if (unit.isOptionalType(t)) {
return "null";
}
if (t.isTypeAlias() || t.isClassOrInterface() && t.getDeclaration().isAlias()) {
return defaultValue(unit, t.getExtendedType());
}
if (t.isClass()) {
TypeDeclaration c = t.getDeclaration();
if (c.equals(unit.getBooleanDeclaration())) {
return "false";
} else if (c.equals(unit.getIntegerDeclaration())) {
return "0";
} else if (c.equals(unit.getFloatDeclaration())) {
return "0.0";
} else if (c.equals(unit.getStringDeclaration())) {
return "\"\"";
} else if (c.equals(unit.getByteDeclaration())) {
return "0.byte";
} else if (c.equals(unit.getTupleDeclaration())) {
final int minimumLength = unit.getTupleMinimumLength(t);
final List<Type> tupleTypes = unit.getTupleElementTypes(t);
final StringBuilder sb = new StringBuilder();
for (int i = 0; i < minimumLength; i++) {
sb.append(sb.length() == 0 ? "[" : ", ");
Type currentType = tupleTypes.get(i);
if (unit.isSequentialType(currentType)) {
currentType = unit.getSequentialElementType(currentType);
}
sb.append(defaultValue(unit, currentType));
}
sb.append(']');
return sb.toString();
} else if (unit.isSequentialType(t)) {
final StringBuilder sb = new StringBuilder();
sb.append('[');
if (!unit.getEmptyType().isSubtypeOf(t)) {
sb.append(defaultValue(unit, unit.getSequentialElementType(t)));
}
sb.append(']');
return sb.toString();
} else if (unit.isIterableType(t)) {
final StringBuilder sb = new StringBuilder();
sb.append('{');
if (!unit.getEmptyType().isSubtypeOf(t)) {
sb.append(defaultValue(unit, unit.getIteratedType(t)));
}
sb.append('}');
return sb.toString();
} else {
return "nothing";
}
} else {
return "nothing";
}
}
/**
* See #547 - a generic actual method that has different names in its type parameters as the one
* it's refining, can receive the type arguments of the parent instead.
*/
static void addParentMethodTypeParameters(final Function m, final GenerateJsVisitor gen) {
List<TypeParameter> tps = m.getTypeParameters();
if (m.isActual() && tps != null && !tps.isEmpty()) {
// This gives us the root declaration
Function sm = (Function) m.getRefinedDeclaration();
for (int i = 0; i < tps.size(); i++) {
boolean end = false;
end |= copyMissingTypeParameters(m, sm, i, true, gen);
// We still need to find intermediate declarations
if (m.isClassOrInterfaceMember()) {
final Set<Declaration> decs = new HashSet<Declaration>();
decs.add(sm);
decs.add(m);
// This gives us the containing type
TypeDeclaration cont = ModelUtil.getContainingClassOrInterface(m);
for (TypeDeclaration sup : cont.getSupertypeDeclarations()) {
Declaration d = sup.getDirectMember(m.getName(), null, false);
if (d instanceof Function && !decs.contains(d)) {
decs.add(d);
end |= copyMissingTypeParameters(m, (Function) d, i, false, gen);
}
}
for (Type sup : cont.getSatisfiedTypes()) {
Declaration d = sup.getDeclaration().getDirectMember(m.getName(), null, false);
if (d instanceof Function && !decs.contains(d)) {
decs.add(d);
end |= copyMissingTypeParameters(m, (Function) d, i, false, gen);
}
}
}
if (end) {
gen.endLine(true);
}
}
}
}