| /* |
| * Copyright 2000-2014 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| /* |
| * @author max |
| */ |
| package com.intellij.psi; |
| |
| import com.intellij.openapi.util.TextRange; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| |
| public class ReferenceRange { |
| private ReferenceRange() { |
| } |
| |
| @NotNull |
| public static List<TextRange> getRanges(@NotNull PsiReference ref) { |
| if (ref instanceof MultiRangeReference) { |
| return ((MultiRangeReference)ref).getRanges(); |
| } |
| return Collections.singletonList(ref.getRangeInElement()); |
| } |
| |
| @NotNull |
| public static List<TextRange> getAbsoluteRanges(@NotNull PsiReference ref) { |
| final PsiElement elt = ref.getElement(); |
| final List<TextRange> relativeRanges = getRanges(ref); |
| final List<TextRange> answer = new ArrayList<TextRange>(relativeRanges.size()); |
| final int parentOffset = elt.getTextRange().getStartOffset(); |
| for (TextRange relativeRange : relativeRanges) { |
| answer.add(relativeRange.shiftRight(parentOffset)); |
| } |
| return answer; |
| } |
| |
| public static TextRange getRange(@NotNull PsiReference ref) { |
| if (ref instanceof MultiRangeReference) { |
| final List<TextRange> ranges = ((MultiRangeReference)ref).getRanges(); |
| return new TextRange(ranges.get(0).getStartOffset(), ranges.get(ranges.size() - 1).getEndOffset()); |
| } |
| |
| return ref.getRangeInElement(); |
| } |
| |
| public static boolean containsOffsetInElement(@NotNull PsiReference ref, int offset) { |
| if (ref instanceof MultiRangeReference) { |
| for (TextRange range : ((MultiRangeReference)ref).getRanges()) { |
| if (range.containsOffset(offset)) return true; |
| } |
| |
| return false; |
| } |
| TextRange rangeInElement = ref.getRangeInElement(); |
| return rangeInElement != null && rangeInElement.containsOffset(offset); |
| } |
| |
| public static boolean containsRangeInElement(@NotNull PsiReference ref, @NotNull TextRange rangeInElement) { |
| if (ref instanceof MultiRangeReference) { |
| for (TextRange range : ((MultiRangeReference)ref).getRanges()) { |
| if (range.contains(rangeInElement)) return true; |
| } |
| |
| return false; |
| } |
| TextRange rangeInElement1 = ref.getRangeInElement(); |
| return rangeInElement1 != null && rangeInElement1.contains(rangeInElement); |
| } |
| } |