/*
* (non-Javadoc)
* @see com.aptana.editor.js.parsing.ast.JSTreeWalker#visit(com.aptana.editor.js.parsing.ast.JSFunctionNode)
*/
@Override
public void visit(JSFunctionNode node) {
List<String> types = new ArrayList<String>();
JSScope scope = this.getActiveScope(node.getBody().getStartingOffset());
boolean foundReturnExpression = false;
// infer return types
for (JSReturnNode returnValue : node.getReturnNodes()) {
IParseNode expression = returnValue.getExpression();
if (!expression.isEmpty()) {
foundReturnExpression = true;
types.addAll(this.getTypes(expression, scope));
}
}
// If we couldn't infer a return type and we had a return
// expression, then have it return Object
if (foundReturnExpression && types.isEmpty()) {
types.add(JSTypeConstants.OBJECT_TYPE);
}
// build function type, including return values
String type = JSTypeUtil.toFunctionType(types);
this.addType(type);
}
/*
* (non-Javadoc)
* @see
* com.aptana.editor.js.parsing.ast.JSTreeWalker#visit(com.aptana.editor.js.parsing.ast.JSArithmeticOperatorNode)
*/
@Override
public void visit(JSBinaryArithmeticOperatorNode node) {
String type = JSTypeConstants.NUMBER_TYPE;
if (node.getNodeType() == IJSNodeTypes.ADD) {
IParseNode lhs = node.getLeftHandSide();
IParseNode rhs = node.getRightHandSide();
// NOTE: Iterate down the tree until we find the first non-addition node or the first string
while (lhs.getNodeType() == IJSNodeTypes.ADD) {
rhs = lhs.getLastChild();
lhs = lhs.getFirstChild();
if (rhs instanceof JSStringNode) {
break;
}
}
if (lhs instanceof JSStringNode || rhs instanceof JSStringNode) {
type = JSTypeConstants.STRING_TYPE;
} else {
List<String> lhsTypes = this.getTypes(lhs);
List<String> rhsTypes = this.getTypes(rhs);
if (lhsTypes.contains(JSTypeConstants.STRING_TYPE)
|| rhsTypes.contains(JSTypeConstants.STRING_TYPE)) {
type = JSTypeConstants.STRING_TYPE;
}
}
}
this.addType(type);
}
@Override
public Object getParent(Object element) {
if (element instanceof CommonOutlineItem) {
IParseNode node = ((CommonOutlineItem) element).getReferenceNode();
IParseNode parent = node.getParent();
if (parent instanceof ParseRootNode) {
// we're at the root of the nested language, which is not displayed; go one level up
parent = parent.getParent();
}
return getOutlineItem(parent);
}
return super.getParent(element);
}
/**
* @param document
* @param hasBlockedChild
* @param node
*/
public FormatterJSIfNode(
IFormatterDocument document,
boolean hasBlockedChild,
IParseNode node,
boolean hasCommentBefore) {
super(document, hasBlockedChild, node, hasCommentBefore);
// Check if this node is located in the 'false' block of a parent 'if'. In that case, we can say
// for sure that
// this 'if' arrives right after an 'else'.
if (node.getParent().getNodeType() == JSNodeTypes.IF) {
JSIfNode parentIfNode = (JSIfNode) node.getParent();
inElseIf = parentIfNode.getFalseBlock() == node;
}
}
private void processPHPBlock(IParseNode root, int sourceLength)
throws IOException, Exception // $codepro.audit.disable
{
Symbol startTag = getCurrentSymbol();
advance();
// finds the entire php block
int start = getCurrentSymbol().getStart();
int end = start;
short id = getCurrentSymbol().getId();
while (id != PHTMLTokens.PHP_END && id != PHTMLTokens.EOF) {
end = getCurrentSymbol().getEnd();
advance();
id = getCurrentSymbol().getId();
}
IParseNode result = getParseResult(IPHPConstants.CONTENT_TYPE_PHP, start, end);
if (result != null) {
Symbol endTag = getCurrentSymbol();
ParseNode phpNode = new ParseNode(IPHPConstants.CONTENT_TYPE_PHP);
int endOffset;
if ("?>".equals(endTag.value)) // $NON-NLS-1$
{
endOffset = endTag.getEnd() + 1;
} else {
endOffset = endTag.getEnd();
}
phpNode.setLocation(startTag.getStart(), Math.min(endOffset, sourceLength - 1));
root.addChild(phpNode);
}
}
@Override
public CommonOutlineItem getOutlineItem(IParseNode node) {
if (node instanceof HTMLNode) {
return new HTMLOutlineItem(node.getNameNode().getNameRange(), node);
}
return super.getOutlineItem(node);
}
/*
* (non-Javadoc)
* @see com.aptana.editor.js.parsing.ast.JSTreeWalker#visit(com.aptana.editor.js.parsing.ast.JSIdentifierNode)
*/
@Override
public void visit(JSIdentifierNode node) {
String name = node.getText();
Collection<PropertyElement> properties = null;
if (this._scope != null && this._scope.hasSymbol(name)) {
IParseNode parent = node.getParent();
if (parent != null && parent.getNodeType() == IJSNodeTypes.PARAMETERS) {
// special handling of parameters to potentially get the type
// from documentation and to prevent an infinite loop since
// parameters point to themselves in the symbol table
this.addParameterTypes(node);
} else {
// Check the local scope for type first
JSSymbolTypeInferrer symbolInferrer =
new JSSymbolTypeInferrer(this._scope, this._index, this._location);
PropertyElement property = symbolInferrer.getSymbolPropertyElement(name);
if (property != null) {
// We found a match in the local scope
properties = CollectionsUtil.newList(property);
} else {
// No match in the local scope, query the globals in index
properties = this._queryHelper.getGlobals(this._index, getProject(), getFileName(), name);
}
}
} else {
// Scope says it doesn't has a symbol with that name, so query the globals in index
properties = this._queryHelper.getGlobals(this._index, getProject(), getFileName(), name);
}
// Hopefully we found at least one match...
if (properties != null) {
for (PropertyElement property : properties) {
if (property instanceof FunctionElement) {
FunctionElement function = (FunctionElement) property;
for (String type : function.getSignatureTypes()) {
this.addType(type);
}
} else {
for (String type : property.getTypeNames()) {
this.addType(type);
}
}
}
}
}
private void filterRecursively(IParseNode[] nodes, List<CommonOutlineItem> list) {
IPHPParseNode element;
for (IParseNode node : nodes) {
if (node instanceof IPHPParseNode) {
element = (IPHPParseNode) node;
// filters out any item that should not be in the outline
if (!element.isFilteredFromOutline()) {
list.add(getOutlineItem(element));
} else {
// the node may have children that we don't want to filter (like a function within an 'if'
// statement).
filterRecursively(node.getChildren(), list);
}
} else if (!(node instanceof HTMLTextNode)) {
list.add(getOutlineItem(node));
}
}
}
/* (non-Javadoc)
* @see com.aptana.editor.json.parsing.ast.JSONTreeWalker#visit(com.aptana.editor.json.parsing.ast.JSONEntryNode)
*/
@Override
public void visit(JSONEntryNode node) {
JSONEntryFormatNode entry = new JSONEntryFormatNode(_document);
IParseNode name = node.getFirstChild();
Symbol colon = node.getColon();
IParseNode value = node.getLastChild();
IFormatterTextNode nameText =
createTextNode(_document, name.getStartingOffset(), name.getEndingOffset() + 1);
IFormatterTextNode colonText =
createTextNode(_document, colon.getStart(), colon.getEnd() + 1);
// add children
entry.addChild(nameText);
entry.addChild(colonText);
// push node, visit children, then remove from stack
push(entry);
this.visit(value);
checkedPop(entry, node.getEndingOffset() + 1);
}
@Override
public CommonOutlineItem getOutlineItem(IParseNode node) {
if (node == null) {
return null;
}
if (node instanceof IPHPParseNode) {
return new PHPOutlineItem(node.getNameNode().getNameRange(), node);
} else {
return super.getOutlineItem(node);
}
}
/*
* (non-Javadoc)
* @see com.aptana.editor.js.parsing.ast.JSTreeWalker#visit(com.aptana.editor.js.parsing.ast.JSGetPropertyNode)
*/
@Override
public void visit(JSGetPropertyNode node) {
IParseNode lhs = node.getLeftHandSide();
if (lhs instanceof JSNode) {
IParseNode rhs = node.getRightHandSide();
String memberName = rhs.getText();
for (String typeName : this.getTypes(lhs)) {
// Fix up type names as might be necessary
typeName = JSTypeMapper.getInstance().getMappedType(typeName);
// TODO Combine with similar code from ParseUtil.getParentObjectTypes
if (JSTypeConstants.FUNCTION_JQUERY.equals(typeName)
&& lhs instanceof JSIdentifierNode
&& (JSTypeConstants.DOLLAR.equals(lhs.getText())
|| JSTypeConstants.JQUERY.equals(lhs.getText()))) {
typeName = JSTypeConstants.CLASS_JQUERY;
}
// lookup up rhs name in type and add that value's type here
Collection<PropertyElement> properties =
this._queryHelper.getTypeMembers(this._index, typeName, memberName);
if (properties != null) {
for (PropertyElement property : properties) {
if (property instanceof FunctionElement) {
FunctionElement function = (FunctionElement) property;
for (String type : function.getSignatureTypes()) {
this.addType(type);
}
} else {
for (String type : property.getTypeNames()) {
this.addType(type);
}
}
}
}
}
}
}
/**
* A private helper function for {@link #toTreeString(IParseNode)}
*
* @param buffer
* @param node
*/
private static void toTreeString(List<String> buffer, IParseNode node) {
// TODO: Move to an iterative (non-recursive) implementation if this gets used outside of unit
// testing
buffer.add("("); // $NON-NLS-1$
buffer.add(node.getElementName());
if (node.hasChildren()) {
IParseNode lastChild = node.getLastChild();
buffer.add(" "); // $NON-NLS-1$
for (IParseNode child : node) {
toTreeString(buffer, child);
if (child != lastChild) {
buffer.add(" "); // $NON-NLS-1$
}
}
}
buffer.add(")"); // $NON-NLS-1$
}
/**
* addParameterTypes
*
* @param identifierNode
*/
private void addParameterTypes(JSIdentifierNode identifierNode) {
IParseNode parent = identifierNode.getParent();
IParseNode grandparent = (parent != null) ? parent.getParent() : null;
boolean foundType = false;
if (grandparent != null && grandparent.getNodeType() == IJSNodeTypes.FUNCTION) {
DocumentationBlock docs = ((JSNode) grandparent).getDocumentation();
if (docs != null) {
String name = identifierNode.getText();
int index = identifierNode.getIndex();
List<Tag> params = docs.getTags(TagType.PARAM);
if (params != null && index < params.size()) {
ParamTag param = (ParamTag) params.get(index);
if (name.equals(param.getName())) {
for (Type parameterType : param.getTypes()) {
String type = parameterType.getName();
// Fix up type names as might be necessary
type = JSTypeMapper.getInstance().getMappedType(type);
this.addType(type);
foundType = true;
}
}
}
}
}
// Use "Object" as parameter type if we didn't find types by other
// means
if (!foundType) {
this.addType(JSTypeConstants.DEFAULT_PARAMETER_TYPE);
}
}
/**
* @param parseResult
* @param document
* @return
*/
public IFormatterContainerNode build(IParseNode parseResult, FormatterDocument document) {
this.document = document;
final IFormatterContainerNode rootNode = new FormatterCSSRootNode(document);
start(rootNode);
IParseNode[] children = parseResult.getChildren();
addNodes(children);
checkedPop(rootNode, document.getLength());
// Collect Off/On tags
if (parseResult instanceof IParseRootNode) {
setOffOnRegions(
resolveOffOnRegions(
(IParseRootNode) parseResult,
document,
CSSFormatterConstants.FORMATTER_OFF_ON_ENABLED,
CSSFormatterConstants.FORMATTER_OFF,
CSSFormatterConstants.FORMATTER_ON));
}
return rootNode;
}
/*
* (non-Javadoc)
* @see com.aptana.editor.js.parsing.ast.JSTreeWalker#visit(com.aptana.editor.js.parsing.ast.JSInvokeNode)
*/
@Override
public void visit(JSInvokeNode node) {
IParseNode child = node.getExpression();
if (child instanceof JSNode) {
// TODO hang the "require" string as a constant somewhere!
if (child instanceof JSIdentifierNode
&& "require".equals(child.getNameNode().getName())) // $NON-NLS-1$
{
// it's a requires!
JSArgumentsNode args = (JSArgumentsNode) node.getArguments();
IParseNode[] children = args.getChildren();
for (IParseNode arg : children) {
if (arg instanceof JSStringNode) {
JSStringNode string = (JSStringNode) arg;
String text = string.getText();
// strip quotes TODO Use util method to strip quotes!
if (text.startsWith("'") || text.startsWith("\"")) // $NON-NLS-1$ //$NON-NLS-2$
{
text = text.substring(1, text.length() - 1);
}
// Handle resolving absolute versus relative module ids!
URI resolved = _location.resolve(text);
URI relative = _index.getRelativeDocumentPath(resolved);
this.addType(relative.getPath() + ".exports"); // $NON-NLS-1$
}
}
}
List<String> types = this.getTypes(child);
// NOTE: This is a special case for functions used as a RHS of assignments or as part of a
// property chain.
// If the invocation returns undefined, we change that to Object.
// TODO: As a refinement, we want to check that the function being called is not defined in
// the current
// scope
if (types.isEmpty()) {
IParseNode parent = node.getParent();
if (parent != null) {
switch (parent.getNodeType()) {
case IJSNodeTypes.ASSIGN:
if (node.getIndex() == 1) {
this.addType(JSTypeConstants.OBJECT_TYPE);
}
break;
case IJSNodeTypes.GET_PROPERTY:
this.addType(JSTypeConstants.OBJECT_TYPE);
break;
default:
break;
}
}
}
for (String typeName : types) {
if (JSTypeUtil.isFunctionPrefix(typeName)) {
List<String> returnTypes = JSTypeUtil.getFunctionSignatureReturnTypeNames(typeName);
for (String returnTypeName : returnTypes) {
this.addType(returnTypeName);
}
}
}
}
}
