@Override
public Void visitFunctionTypedFormalParameter(FunctionTypedFormalParameter node) {
SimpleIdentifier parameterName = node.getIdentifier();
ParameterElementImpl parameter = new ParameterElementImpl(parameterName);
parameter.setParameterKind(node.getKind());
currentHolder.addParameter(parameter);
parameterName.setElement(parameter);
return null;
}
@Override
public Void visitSimpleFormalParameter(SimpleFormalParameter node) {
SimpleIdentifier parameterName = node.getIdentifier();
ParameterElementImpl parameter = new ParameterElementImpl(parameterName);
parameter.setConst(node.isConst());
parameter.setFinal(node.isFinal());
parameter.setParameterKind(node.getKind());
currentHolder.addParameter(parameter);
parameterName.setElement(parameter);
return null;
}
@Override
public Void visitSimpleFormalParameter(SimpleFormalParameter node) {
if (!(node.getParent() instanceof DefaultFormalParameter)) {
SimpleIdentifier parameterName = node.getIdentifier();
ParameterElementImpl parameter = new ParameterElementImpl(parameterName);
parameter.setConst(node.isConst());
parameter.setFinal(node.isFinal());
parameter.setParameterKind(node.getKind());
setParameterVisibleRange(node, parameter);
currentHolder.addParameter(parameter);
parameterName.setStaticElement(parameter);
}
return super.visitSimpleFormalParameter(node);
}
@Override
public Void visitFunctionTypedFormalParameter(FunctionTypedFormalParameter node) {
if (!(node.getParent() instanceof DefaultFormalParameter)) {
SimpleIdentifier parameterName = node.getIdentifier();
ParameterElementImpl parameter = new ParameterElementImpl(parameterName);
parameter.setParameterKind(node.getKind());
setParameterVisibleRange(node, parameter);
currentHolder.addParameter(parameter);
parameterName.setStaticElement(parameter);
}
//
// The children of this parameter include any parameters defined on the type of this parameter.
//
ElementHolder holder = new ElementHolder();
visitChildren(holder, node);
((ParameterElementImpl) node.getElement()).setParameters(holder.getParameters());
holder.validate();
return null;
}
@Override
public Void visitDefaultFormalParameter(DefaultFormalParameter node) {
ElementHolder holder = new ElementHolder();
visitChildren(holder, node.getDefaultValue());
FunctionElementImpl initializer = new FunctionElementImpl();
initializer.setFunctions(holder.getFunctions());
initializer.setLabels(holder.getLabels());
initializer.setLocalVariables(holder.getVariables());
initializer.setParameters(holder.getParameters());
SimpleIdentifier parameterName = node.getParameter().getIdentifier();
ParameterElementImpl parameter = new ParameterElementImpl(parameterName);
parameter.setConst(node.isConst());
parameter.setFinal(node.isFinal());
parameter.setInitializer(initializer);
parameter.setParameterKind(node.getKind());
currentHolder.addParameter(parameter);
parameterName.setElement(parameter);
return null;
}
@Override
public Void visitDefaultFormalParameter(DefaultFormalParameter node) {
ElementHolder holder = new ElementHolder();
SimpleIdentifier parameterName = node.getParameter().getIdentifier();
ParameterElementImpl parameter;
if (node.getParameter() instanceof FieldFormalParameter) {
parameter = new DefaultFieldFormalParameterElementImpl(parameterName);
} else {
parameter = new DefaultParameterElementImpl(parameterName);
}
parameter.setConst(node.isConst());
parameter.setFinal(node.isFinal());
parameter.setParameterKind(node.getKind());
// set initializer, default value range
Expression defaultValue = node.getDefaultValue();
if (defaultValue != null) {
visit(holder, defaultValue);
FunctionElementImpl initializer =
new FunctionElementImpl(defaultValue.getBeginToken().getOffset());
initializer.setFunctions(holder.getFunctions());
initializer.setLabels(holder.getLabels());
initializer.setLocalVariables(holder.getLocalVariables());
initializer.setParameters(holder.getParameters());
initializer.setSynthetic(true);
parameter.setInitializer(initializer);
parameter.setDefaultValueRange(defaultValue.getOffset(), defaultValue.getLength());
}
// visible range
setParameterVisibleRange(node, parameter);
currentHolder.addParameter(parameter);
parameterName.setStaticElement(parameter);
node.getParameter().accept(this);
holder.validate();
return null;
}
/** Sets the visible source range for formal parameter. */
private void setParameterVisibleRange(FormalParameter node, ParameterElementImpl element) {
FunctionBody body = getFunctionBody(node);
if (body != null) {
element.setVisibleRange(body.getOffset(), body.getLength());
}
}
@Override
public Void visitVariableDeclaration(VariableDeclaration node) {
Token keyword = ((VariableDeclarationList) node.getParent()).getKeyword();
boolean isConst = matches(keyword, Keyword.CONST);
boolean isFinal = matches(keyword, Keyword.FINAL);
boolean hasInitializer = node.getInitializer() != null;
VariableElementImpl element;
if (inFieldContext) {
SimpleIdentifier fieldName = node.getName();
FieldElementImpl field;
if (isConst && hasInitializer) {
field = new ConstFieldElementImpl(fieldName);
} else {
field = new FieldElementImpl(fieldName);
}
element = field;
currentHolder.addField(field);
fieldName.setStaticElement(field);
} else if (inFunction) {
SimpleIdentifier variableName = node.getName();
LocalVariableElementImpl variable;
if (isConst && hasInitializer) {
variable = new ConstLocalVariableElementImpl(variableName);
} else {
variable = new LocalVariableElementImpl(variableName);
}
element = variable;
Block enclosingBlock = node.getAncestor(Block.class);
int functionEnd = node.getOffset() + node.getLength();
int blockEnd = enclosingBlock.getOffset() + enclosingBlock.getLength();
// TODO(brianwilkerson) This isn't right for variables declared in a for loop.
variable.setVisibleRange(functionEnd, blockEnd - functionEnd - 1);
currentHolder.addLocalVariable(variable);
variableName.setStaticElement(element);
} else {
SimpleIdentifier variableName = node.getName();
TopLevelVariableElementImpl variable;
if (isConst && hasInitializer) {
variable = new ConstTopLevelVariableElementImpl(variableName);
} else {
variable = new TopLevelVariableElementImpl(variableName);
}
element = variable;
currentHolder.addTopLevelVariable(variable);
variableName.setStaticElement(element);
}
element.setConst(isConst);
element.setFinal(isFinal);
if (hasInitializer) {
ElementHolder holder = new ElementHolder();
boolean wasInFieldContext = inFieldContext;
inFieldContext = false;
try {
visit(holder, node.getInitializer());
} finally {
inFieldContext = wasInFieldContext;
}
FunctionElementImpl initializer =
new FunctionElementImpl(node.getInitializer().getBeginToken().getOffset());
initializer.setFunctions(holder.getFunctions());
initializer.setLabels(holder.getLabels());
initializer.setLocalVariables(holder.getLocalVariables());
initializer.setSynthetic(true);
element.setInitializer(initializer);
holder.validate();
}
if (element instanceof PropertyInducingElementImpl) {
PropertyInducingElementImpl variable = (PropertyInducingElementImpl) element;
if (inFieldContext) {
((FieldElementImpl) variable)
.setStatic(
matches(
((FieldDeclaration) node.getParent().getParent()).getStaticKeyword(),
Keyword.STATIC));
}
PropertyAccessorElementImpl getter = new PropertyAccessorElementImpl(variable);
getter.setGetter(true);
getter.setStatic(variable.isStatic());
currentHolder.addAccessor(getter);
variable.setGetter(getter);
if (!isFinal) {
PropertyAccessorElementImpl setter = new PropertyAccessorElementImpl(variable);
setter.setSetter(true);
setter.setStatic(variable.isStatic());
ParameterElementImpl parameter =
new ParameterElementImpl("_" + variable.getName(), variable.getNameOffset());
parameter.setSynthetic(true);
parameter.setParameterKind(ParameterKind.REQUIRED);
setter.setParameters(new ParameterElement[] {parameter});
currentHolder.addAccessor(setter);
variable.setSetter(setter);
}
}
return null;
}