public static List<? extends PsiElement> resolveSimpleReference(
PsiElement scopeElement, String name) {
final List<DartComponentName> result = new ArrayList<DartComponentName>();
// local
final ResolveScopeProcessor resolveScopeProcessor =
new ResolveScopeProcessor(result, name, DartResolveUtil.isLValue(scopeElement));
PsiTreeUtil.treeWalkUp(resolveScopeProcessor, scopeElement, null, new ResolveState());
// supers
final DartClass dartClass = PsiTreeUtil.getParentOfType(scopeElement, DartClass.class);
final boolean inClass =
PsiTreeUtil.getParentOfType(scopeElement, DartClassBody.class, false) != null;
if (result.isEmpty() && dartClass != null && inClass) {
final DartComponent field = filterAccess(scopeElement, dartClass.findMembersByName(name));
if (field != null) {
return toResult(field.getComponentName());
}
}
// global
if (result.isEmpty()) {
final List<VirtualFile> libraryFiles =
DartResolveUtil.findLibrary(scopeElement.getContainingFile());
DartResolveUtil.processTopLevelDeclarations(
scopeElement, resolveScopeProcessor, libraryFiles, name);
}
// dart:core
if (result.isEmpty() && !"void".equals(name)) {
final List<VirtualFile> libraryFiles =
DartLibraryIndex.findLibraryClass(scopeElement, "dart:core");
DartResolveUtil.processTopLevelDeclarations(
scopeElement, resolveScopeProcessor, libraryFiles, name);
}
return result;
}
@NotNull
@Override
public ResolveResult[] multiResolve(boolean incompleteCode) {
final String libraryName = getText();
final List<VirtualFile> libFiles = DartResolveUtil.findLibraryByName(this, libraryName);
if (libFiles.isEmpty()) return ResolveResult.EMPTY_ARRAY;
final List<ResolveResult> result = new SmartList<ResolveResult>();
for (VirtualFile libFile : libFiles) {
final PsiFile psiFile = getManager().findFile(libFile);
for (PsiElement root : DartResolveUtil.findDartRoots(psiFile)) {
final DartLibraryStatement libraryStatement =
PsiTreeUtil.getChildOfType(root, DartLibraryStatement.class);
final DartLibraryNameElement libraryNameElement =
libraryStatement == null ? null : libraryStatement.getLibraryNameElement();
if (libraryNameElement != null) {
result.add(new PsiElementResolveResult(libraryNameElement));
}
}
}
return result.toArray(new ResolveResult[result.size()]);
}
@Nullable
@Override
public List<? extends PsiElement> resolve(
@NotNull DartReference reference, boolean incompleteCode) {
if (reference instanceof DartThisExpression) {
return toResult(PsiTreeUtil.getParentOfType(reference, DartClass.class));
}
if (reference instanceof DartParameterNameReferenceExpression) {
final DartCallExpression callExpression =
PsiTreeUtil.getParentOfType(reference, DartCallExpression.class);
final DartExpression expression =
callExpression != null ? callExpression.getExpression() : null;
final PsiElement target =
expression instanceof DartReference ? ((DartReference) expression).resolve() : null;
final DartFormalParameterList parameters =
PsiTreeUtil.getChildOfType(
target != null ? target.getParent() : null, DartFormalParameterList.class);
return toResult(DartResolveUtil.findParameterByName(parameters, reference.getText()));
}
if (DartResolveUtil.aloneOrFirstInChain(reference)) {
return resolveSimpleReference(reference);
}
final DartReference leftReference = DartResolveUtil.getLeftReference(reference);
// reference [node, node]
final DartReference[] references =
PsiTreeUtil.getChildrenOfType(reference, DartReference.class);
if (references != null && references.length == 2) {
// prefix
final List<DartComponentName> names =
DartResolveUtil.findComponentsInLibraryByPrefix(
reference, references[0].getCanonicalText(), references[1].getCanonicalText());
if (!names.isEmpty()) {
return toResult(names);
}
return toResult(references[1].resolve());
} else if (leftReference != null) {
final DartClassResolveResult classResolveResult = leftReference.resolveDartClass();
final DartClass dartClass = classResolveResult.getDartClass();
if (dartClass != null) {
final String name = reference.getCanonicalText();
final DartComponent subComponent =
leftReference instanceof DartType
? dartClass.findNamedConstructor(name)
: filterAccess(reference, dartClass.findMembersByName(name));
return toResult(subComponent == null ? null : subComponent.getComponentName());
}
// prefix
final List<DartComponentName> names =
DartResolveUtil.findComponentsInLibraryByPrefix(
reference, leftReference.getCanonicalText(), reference.getCanonicalText());
if (!names.isEmpty()) {
return toResult(names);
}
}
return null;
}
@Nullable
private static DartComponent filterAccess(PsiElement element, List<DartComponent> components) {
final boolean lValue = DartResolveUtil.isLValue(element);
return ContainerUtil.find(
components,
new Condition<DartComponent>() {
@Override
public boolean value(DartComponent component) {
if (lValue && component.isSetter()) {
return true;
} else if (!lValue && component.isGetter()) {
return true;
}
boolean isGetterOrSetter = component.isSetter() || component.isGetter();
return !isGetterOrSetter;
}
});
}
@Override
public void updateParameterInfo(@NotNull PsiElement place, UpdateParameterInfoContext context) {
int parameterIndex = DartResolveUtil.getArgumentIndex(place);
context.setCurrentParameter(parameterIndex);
if (context.getParameterOwner() == null) {
context.setParameterOwner(place);
} else if (context.getParameterOwner()
!= PsiTreeUtil.getParentOfType(place, DartCallExpression.class, DartNewExpression.class)) {
context.removeHint();
return;
}
final Object[] objects = context.getObjectsToView();
for (int i = 0; i < objects.length; i++) {
context.setUIComponentEnabled(i, true);
}
}
public static String generateDoc(final PsiElement element) {
if (!(element instanceof DartComponent) && !(element.getParent() instanceof DartComponent)) {
return null;
}
final DartComponent namedComponent =
(DartComponent) (element instanceof DartComponent ? element : element.getParent());
final String signatureHtml;
{
final StringBuilder builder = new StringBuilder();
appendSignature(namedComponent, builder);
signatureHtml = builder.toString();
}
final String containingLibraryName;
final PsiFile file = element.getContainingFile();
if (file != null) {
containingLibraryName = DartResolveUtil.getLibraryName(file);
} else {
containingLibraryName = null;
}
final String containingClassDescription;
final DartClass dartClass = PsiTreeUtil.getParentOfType(namedComponent, DartClass.class);
if (dartClass != null) {
final StringBuilder builder = new StringBuilder();
builder.append(dartClass.getName());
appendTypeParams(builder, dartClass.getTypeParameters());
containingClassDescription = builder.toString();
} else {
containingClassDescription = null;
}
final String docText = getDocumentationText(namedComponent);
return generateDoc(
signatureHtml,
true,
docText,
containingLibraryName,
containingClassDescription,
null,
null);
}
@NotNull
@Override
public Collection<StructureViewTreeElement> getChildrenBase() {
final NavigatablePsiElement element = getElement();
final List<StructureViewTreeElement> result = new ArrayList<StructureViewTreeElement>();
if (element instanceof DartFile || element instanceof DartEmbeddedContent) {
THashSet<DartComponentName> componentNames = new THashSet<DartComponentName>();
DartPsiCompositeElementImpl.processDeclarationsImpl(
element, new ComponentNameScopeProcessor(componentNames), ResolveState.initial(), null);
for (DartComponentName componentName : componentNames) {
PsiElement parent = componentName.getParent();
if (parent instanceof DartComponent) {
result.add(new DartStructureViewElement((DartComponent) parent));
}
}
} else if (element instanceof DartClass) {
for (DartComponent subNamedComponent :
DartResolveUtil.getNamedSubComponents((DartClass) element)) {
result.add(new DartStructureViewElement(subNamedComponent));
}
}
Collections.sort(
result,
new Comparator<StructureViewTreeElement>() {
@Override
public int compare(StructureViewTreeElement o1, StructureViewTreeElement o2) {
PsiElement element1, element2;
if (o1 instanceof DartStructureViewElement
&& o2 instanceof DartStructureViewElement
&& (element1 = ((DartStructureViewElement) o1).getElement()) != null
&& (element2 = ((DartStructureViewElement) o2).getElement()) != null) {
return element1.getTextRange().getStartOffset()
- element2.getTextRange().getStartOffset();
}
return 0;
}
});
return result;
}
@Override
public void showParameterInfo(@NotNull PsiElement element, CreateParameterInfoContext context) {
DartFunctionDescription functionDescription = null;
if (element instanceof DartCallExpression) {
functionDescription = DartFunctionDescription.tryGetDescription((DartCallExpression) element);
} else if (element instanceof DartNewExpression) {
final DartNewExpression newExpression = (DartNewExpression) element;
final DartType type = newExpression.getType();
final DartClassResolveResult classResolveResult = DartResolveUtil.resolveClassByType(type);
PsiElement psiElement = ((DartNewExpression) element).getReferenceExpression();
psiElement = psiElement == null && type != null ? type.getReferenceExpression() : psiElement;
final PsiElement target = psiElement != null ? ((DartReference) psiElement).resolve() : null;
if (target instanceof DartComponentName) {
functionDescription =
DartFunctionDescription.createDescription(
(DartComponent) target.getParent(), classResolveResult);
}
}
if (functionDescription != null && functionDescription.getParameters().length > 0) {
context.setItemsToShow(new Object[] {functionDescription});
context.showHint(element, element.getTextRange().getStartOffset(), this);
}
}
@Override
public void actionPerformed(final AnActionEvent e) {
final PsiFile psiFile = LangDataKeys.PSI_FILE.getData(e.getDataContext());
if (!(psiFile instanceof DartFile)) {
return;
}
final VirtualFile virtualFile = DartResolveUtil.getRealVirtualFile(psiFile);
if (virtualFile == null) {
return;
}
final DartSettings settings = DartSettingsUtil.getSettings();
final VirtualFile dart2js = settings.getDart2JS();
if (dart2js == null) {
Messages.showOkCancelDialog(
e.getProject(),
DartBundle.message("dart.sdk.bad.dart2js.path", settings.getDart2JSUrl()),
DartBundle.message("dart.warning"),
icons.DartIcons.Dart_16);
return;
}
final String jsFilePath = virtualFile.getPath() + ".js";
final Dart2JSSettingsDialog dialog =
new Dart2JSSettingsDialog(psiFile.getProject(), jsFilePath);
dialog.show();
if (!dialog.isOK()) {
return;
}
new Task.Backgroundable(psiFile.getProject(), "dart2js", true) {
public void run(@NotNull ProgressIndicator indicator) {
indicator.setText("Running dart2js...");
indicator.setFraction(0.0);
final GeneralCommandLine command = new GeneralCommandLine();
command.setExePath(dart2js.getPath());
if (dialog.isCheckedMode()) {
command.addParameter("--checked");
}
if (dialog.isMinify()) {
command.addParameter("--minify");
}
command.addParameter("--out=" + dialog.getOutputPath());
command.addParameter(virtualFile.getPath());
// save on disk
ApplicationManager.getApplication()
.invokeAndWait(
new Runnable() {
@Override
public void run() {
FileDocumentManager.getInstance().saveAllDocuments();
}
},
ModalityState.defaultModalityState());
try {
final String output = ScriptRunnerUtil.getProcessOutput(command);
ProgressManager.progress("");
LOG.debug(output);
boolean error = !output.isEmpty();
if (error) {
Notifications.Bus.notify(
new Notification(
e.getPresentation().getText(),
DartBundle.message("dart2js.title"),
DartBundle.message("dart2js.js.file.creation.error", output),
NotificationType.ERROR));
return;
}
Notifications.Bus.notify(
new Notification(
e.getPresentation().getText(),
DartBundle.message("dart2js.title"),
DartBundle.message("dart2js.js.file.created", jsFilePath),
NotificationType.INFORMATION));
final String parentDir = VfsUtil.getParentDir(dialog.getOutputPath());
assert parentDir != null;
final VirtualFile outputParentVirtualFile =
VirtualFileManager.getInstance().findFileByUrl(VfsUtilCore.pathToUrl(parentDir));
if (outputParentVirtualFile != null) {
outputParentVirtualFile.refresh(true, false);
}
} catch (ExecutionException ex) {
LOG.error(ex);
Notifications.Bus.notify(
new Notification(
e.getPresentation().getText(),
DartBundle.message("dart2js.title"),
DartBundle.message("dart2js.js.file.creation.error", ex.getMessage()),
NotificationType.ERROR));
}
indicator.setFraction(1.0);
}
}.setCancelText("Stop").queue();
}