| /*=============================================================================# |
| # Copyright (c) 2015, 2020 Stephan Wahlbrink and others. |
| # |
| # This program and the accompanying materials are made available under the |
| # terms of the Eclipse Public License 2.0 which is available at |
| # https://www.eclipse.org/legal/epl-2.0, or the Apache License, Version 2.0 |
| # which is available at https://www.apache.org/licenses/LICENSE-2.0. |
| # |
| # SPDX-License-Identifier: EPL-2.0 OR Apache-2.0 |
| # |
| # Contributors: |
| # Stephan Wahlbrink <sw@wahlbrink.eu> - initial API and implementation |
| #=============================================================================*/ |
| |
| package org.eclipse.statet.internal.r.ui; |
| |
| import java.util.List; |
| |
| import org.eclipse.statet.ltk.model.core.elements.IModelElement; |
| import org.eclipse.statet.r.core.model.IRFrame; |
| import org.eclipse.statet.r.core.model.IRMethod; |
| import org.eclipse.statet.r.core.model.RElementName; |
| import org.eclipse.statet.r.core.model.RModel; |
| import org.eclipse.statet.r.ui.sourceediting.RFrameSearchPath; |
| import org.eclipse.statet.r.ui.sourceediting.RFrameSearchPath.RFrameIterator; |
| |
| |
| public class FCallNamePattern { |
| |
| |
| private final RElementName elementName; |
| |
| private final String packageName; |
| |
| private final String assignName; |
| private final int assignLength; |
| |
| |
| public FCallNamePattern(final RElementName name) { |
| this.elementName= name; |
| |
| this.packageName= (name.getScope() != null |
| && RElementName.isPackageFacetScopeType(name.getScope().getType()) ) ? |
| name.getScope().getSegmentName() : null; |
| |
| if (this.elementName.getNextSegment() == null) { |
| this.assignName= this.elementName.getSegmentName(); |
| this.assignLength= this.assignName.length(); |
| } |
| else { |
| this.assignName= null; |
| this.assignLength= 0; |
| } |
| } |
| |
| |
| public final RElementName getElementName() { |
| return this.elementName; |
| } |
| |
| public boolean matches(final RElementName candidateName) { |
| String candidate0; |
| return (candidateName != null |
| && (this.elementName.equals(candidateName) |
| || (this.assignName != null && candidateName.getNextSegment() == null |
| && this.assignLength == (candidate0= candidateName.getSegmentName()).length() - 2 |
| && this.elementName.getType() == candidateName.getType() |
| && candidate0.charAt(this.assignLength) == '<' && candidate0.charAt(this.assignLength + 1) == '-' |
| && candidate0.regionMatches(false, 0, this.assignName, 0, this.assignLength) ))); |
| } |
| |
| |
| public void searchFDef(final RFrameSearchPath searchPath) { |
| ITER_FRAMES: for (final RFrameIterator iter= searchPath.iterator(); iter.hasNext(); ) { |
| final IRFrame frame= iter.next(); |
| if (this.packageName != null) { |
| final RElementName frameName= frame.getElementName(); |
| if (!(frameName != null |
| && RElementName.isPackageFacetScopeType(frameName.getType()) |
| && this.packageName.equals(frameName.getSegmentName()) )) { |
| continue ITER_FRAMES; |
| } |
| } |
| final List<? extends IModelElement> elements= frame.getModelChildren(null); |
| for (final IModelElement candidate : elements) { |
| if (candidate.getModelTypeId() == RModel.R_TYPE_ID |
| && (candidate.getElementType() & IModelElement.MASK_C1) == IModelElement.C1_METHOD |
| && matches((RElementName) candidate.getElementName()) ) { |
| handleMatch((IRMethod) candidate, frame, iter); |
| } |
| } |
| } |
| } |
| |
| protected void handleMatch(final IRMethod element, final IRFrame frame, |
| final RFrameIterator iterator) { |
| } |
| |
| } |