private void go(Tree.Declaration dec) {
CeylonEditor editor = (CeylonEditor) getCurrentEditor();
if (dec != null) {
IPath path =
getNodePath(
dec,
editor.getParseController().getProject(),
editor.getParseController().getTypeChecker());
gotoLocation(path, getStartOffset(dec));
}
}
static Tree.CompilationUnit getRootNode(PhasedUnit unit) {
IEditorPart ce = getCurrentEditor();
if (ce instanceof CeylonEditor) {
CeylonEditor editor = (CeylonEditor) ce;
CeylonParseController cpc = editor.getParseController();
if (cpc != null) {
Tree.CompilationUnit rn = cpc.getTypecheckedRootNode();
if (rn != null) {
Unit u = rn.getUnit();
if (u.equals(unit.getUnit())) {
return rn;
}
}
}
}
return unit.getCompilationUnit();
}
private Tree.Declaration getSelectionTarget(ITextSelection textSel) {
CeylonEditor editor = (CeylonEditor) getCurrentEditor();
CeylonParseController pc = editor.getParseController();
if (pc == null) {
return null;
} else {
Tree.CompilationUnit ast = pc.getRootNode();
if (ast == null) {
return null;
} else {
Object sourceNode = findNode(ast, textSel.getOffset());
if (sourceNode == null) {
return null;
} else {
return getReferencedNode(sourceNode, pc);
}
}
}
}
static void addRemoveAliasProposal(
Tree.ImportMemberOrType imt,
Collection<ICompletionProposal> proposals,
IFile file,
CeylonEditor editor) {
if (imt != null) {
Declaration dec = imt.getDeclarationModel();
Tree.CompilationUnit upToDateAndTypechecked =
editor.getParseController().getTypecheckedRootNode();
if (dec != null && imt.getAlias() != null && upToDateAndTypechecked != null) {
TextFileChange change = new TextFileChange("Remove Alias", file);
change.setEdit(new MultiTextEdit());
Tree.Identifier aid = imt.getAlias().getIdentifier();
change.addEdit(
new DeleteEdit(
aid.getStartIndex(), imt.getIdentifier().getStartIndex() - aid.getStartIndex()));
upToDateAndTypechecked.visit(new AliasRemovalVisitor(dec, change, aid));
proposals.add(new RemoveAliasProposal(file, dec, change));
}
}
}
public ICompletionProposal[] computeCompletionProposals(ITextViewer viewer, int offset) {
try {
if (lastOffset >= 0 && offset > 0 && !isIdentifierCharacter(viewer, offset)) {
// user typed a whitespace char with an open
// completions window, so close the window
return NO_COMPLETIONS;
}
} catch (BadLocationException e1) {
e1.printStackTrace();
return NO_COMPLETIONS;
}
if (offset == lastOffset) {
filter = !filter;
}
lastOffset = offset;
try {
return contentProposer.getContentProposals(
editor.getParseController(), offset, viewer, filter);
} catch (Exception e) {
e.printStackTrace();
return NO_COMPLETIONS;
}
}
@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
CeylonEditor editor = (CeylonEditor) getCurrentEditor();
Tree.CompilationUnit cu = editor.getParseController().getRootNode();
if (cu != null) {
String imports = imports(cu);
if (imports != null) {
TextFileChange tfc =
new TextFileChange(
"Clean Imports", ((IFileEditorInput) editor.getEditorInput()).getFile());
tfc.setEdit(new MultiTextEdit());
ImportList il = cu.getImportList();
int start;
int length;
String extra;
if (il == null || il.getImports().isEmpty()) {
start = 0;
length = 0;
extra = "\n";
} else {
start = il.getStartIndex();
length = il.getStopIndex() - il.getStartIndex() + 1;
extra = "";
}
// if (!imports.trim().isEmpty()) {
tfc.addEdit(new ReplaceEdit(start, length, imports + extra));
tfc.initializeValidationData(null);
try {
getWorkspace().run(new PerformChangeOperation(tfc), new NullProgressMonitor());
} catch (CoreException ce) {
throw new ExecutionException("Error cleaning imports", ce);
}
// }
}
}
return null;
}
@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
IEditorPart editor = getCurrentEditor();
if (editor instanceof CeylonEditor) {
CeylonEditor ce = (CeylonEditor) editor;
Tree.CompilationUnit rootNode = ce.getParseController().getRootNode();
if (rootNode != null) {
IRegion selection = ce.getSelection();
int start = selection.getOffset();
int end = start + selection.getLength();
Node node = findNode(rootNode, start, end);
List<ICompletionProposal> list = new ArrayList<ICompletionProposal>();
addPrintProposal(rootNode, list, node, start);
if (!list.isEmpty()) {
IDocument doc = ce.getCeylonSourceViewer().getDocument();
ICompletionProposal proposal = list.get(0);
proposal.apply(doc);
Point point = proposal.getSelection(doc);
ce.getSelectionProvider().setSelection(new TextSelection(point.x, point.y));
}
}
}
return null;
}
public static void refineFormalMembers(CeylonEditor editor) throws ExecutionException {
Tree.CompilationUnit cu = editor.getParseController().getRootNode();
if (cu == null) return;
Node node = getSelectedNode(editor);
IDocument document = editor.getDocumentProvider().getDocument(editor.getEditorInput());
final TextChange change = new DocumentChange("Refine Formal Members", document);
change.setEdit(new MultiTextEdit());
// TODO: copy/pasted from CeylonQuickFixAssistant
Tree.Body body;
int offset;
if (node instanceof Tree.ClassDefinition) {
body = ((Tree.ClassDefinition) node).getClassBody();
offset = -1;
} else if (node instanceof Tree.InterfaceDefinition) {
body = ((Tree.InterfaceDefinition) node).getInterfaceBody();
offset = -1;
} else if (node instanceof Tree.ObjectDefinition) {
body = ((Tree.ObjectDefinition) node).getClassBody();
offset = -1;
} else if (node instanceof Tree.ClassBody || node instanceof Tree.InterfaceBody) {
body = (Tree.Body) node;
offset = editor.getSelection().getOffset();
} else {
// TODO run a visitor to find the containing body!
return; // TODO popup error dialog
}
boolean isInterface = body instanceof Tree.InterfaceBody;
// TODO: copy/pasted from ImplementFormalMembersProposal
List<Statement> statements = body.getStatements();
String indent;
String bodyIndent = getIndent(body, document);
if (statements.isEmpty()) {
indent = "\n" + bodyIndent + getDefaultIndent();
if (offset < 0) offset = body.getStartIndex() + 1;
} else {
Statement statement = statements.get(statements.size() - 1);
indent = "\n" + getIndent(statement, document);
if (offset < 0) offset = statement.getStopIndex() + 1;
}
StringBuilder result = new StringBuilder();
Set<Declaration> already = new HashSet<Declaration>();
for (DeclarationWithProximity dwp : getProposals(node, cu).values()) {
Declaration d = dwp.getDeclaration();
if (d.isFormal() && ((ClassOrInterface) node.getScope()).isInheritedFromSupertype(d)) {
ProducedReference pr = getRefinedProducedReference(node, d);
result
.append(indent)
.append(getRefinementTextFor(d, pr, isInterface, indent))
.append(indent);
importSignatureTypes(d, cu, already);
}
}
try {
if (document.getChar(offset) == '}' && result.length() > 0) {
result.append("\n").append(bodyIndent);
}
} catch (BadLocationException e) {
e.printStackTrace();
}
applyImports(change, already, cu);
change.addEdit(new InsertEdit(offset, result.toString()));
change.initializeValidationData(null);
try {
getWorkspace().run(new PerformChangeOperation(change), new NullProgressMonitor());
} catch (CoreException ce) {
throw new ExecutionException("Error cleaning imports", ce);
}
}