Mercurial > projects > dwt-addons
annotate dwtx/jface/internal/text/revisions/HunkComputer.d @ 192:c3583c6ec027
Added missing default cases for switch statements
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Mon, 03 Nov 2008 22:52:26 +0100 |
| parents | 25f1f92fa3df |
| children |
| rev | line source |
|---|---|
| 129 | 1 /******************************************************************************* |
| 2 * Copyright (c) 2006 IBM Corporation and others. | |
| 3 * All rights reserved. This program and the accompanying materials | |
| 4 * are made available under the terms of the Eclipse Public License v1.0 | |
| 5 * which accompanies this distribution, and is available at | |
| 6 * http://www.eclipse.org/legal/epl-v10.html | |
| 7 * | |
| 8 * Contributors: | |
| 9 * IBM Corporation - initial API and implementation | |
| 10 * Port to the D programming language: | |
| 11 * Frank Benoit <benoit@tionex.de> | |
| 12 *******************************************************************************/ | |
| 13 module dwtx.jface.internal.text.revisions.HunkComputer; | |
| 14 | |
| 131 | 15 import dwtx.jface.internal.text.revisions.LineIndexOutOfBoundsException; // packageimport |
| 16 import dwtx.jface.internal.text.revisions.Hunk; // packageimport | |
| 17 import dwtx.jface.internal.text.revisions.Colors; // packageimport | |
| 18 import dwtx.jface.internal.text.revisions.ChangeRegion; // packageimport | |
| 19 import dwtx.jface.internal.text.revisions.Range; // packageimport | |
| 20 import dwtx.jface.internal.text.revisions.RevisionPainter; // packageimport | |
| 21 import dwtx.jface.internal.text.revisions.RevisionSelectionProvider; // packageimport | |
| 22 | |
| 23 | |
| 129 | 24 import dwt.dwthelper.utils; |
| 25 | |
|
153
f70d9508c95c
Fix java Collection imports
Frank Benoit <benoit@tionex.de>
parents:
133
diff
changeset
|
26 import dwtx.dwtxhelper.Collection; |
|
f70d9508c95c
Fix java Collection imports
Frank Benoit <benoit@tionex.de>
parents:
133
diff
changeset
|
27 |
| 129 | 28 |
| 29 import dwtx.jface.text.source.ILineDiffInfo; | |
| 30 import dwtx.jface.text.source.ILineDiffer; | |
| 31 | |
| 32 | |
| 33 /** | |
| 34 * Computes the diff hunks from an {@link ILineDiffer}. | |
| 158 | 35 * |
| 129 | 36 * @since 3.3 |
| 37 */ | |
| 38 public final class HunkComputer { | |
| 39 /** | |
| 40 * Converts the line-based information of {@link ILineDiffer} into {@link Hunk}s, grouping | |
| 41 * contiguous blocks of lines that are changed (added, deleted). | |
| 158 | 42 * |
| 129 | 43 * @param differ the line differ to query |
| 44 * @param lines the number of lines to query | |
| 45 * @return the corresponding {@link Hunk} information | |
| 46 */ | |
| 47 public static Hunk[] computeHunks(ILineDiffer differ, int lines) { | |
| 48 List hunks= new ArrayList(lines); | |
| 49 | |
| 50 int added= 0; | |
| 51 int changed= 0; | |
| 52 ILineDiffInfo info= null; | |
| 53 for (int line= 0; line < lines; line++) { | |
| 54 info= differ.getLineInfo(line); | |
| 55 if (info is null) | |
| 56 continue; | |
| 57 | |
| 58 int changeType= info.getChangeType(); | |
| 59 switch (changeType) { | |
| 60 case ILineDiffInfo.ADDED: | |
| 61 added++; | |
| 62 continue; | |
| 63 case ILineDiffInfo.CHANGED: | |
| 64 changed++; | |
| 65 continue; | |
| 66 case ILineDiffInfo.UNCHANGED: | |
| 67 added -= info.getRemovedLinesAbove(); | |
| 68 if (added !is 0 || changed !is 0) { | |
| 69 hunks.add(new Hunk(line - changed - Math.max(0, added), added, changed)); | |
| 70 added= 0; | |
| 71 changed= 0; | |
| 72 } | |
|
192
c3583c6ec027
Added missing default cases for switch statements
Frank Benoit <benoit@tionex.de>
parents:
158
diff
changeset
|
73 default: |
| 129 | 74 } |
| 75 } | |
| 76 | |
| 77 // last hunk | |
| 78 if (info !is null) { | |
| 79 added -= info.getRemovedLinesBelow(); | |
| 80 if (added !is 0 || changed !is 0) { | |
| 81 hunks.add(new Hunk(lines - changed, added, changed)); | |
| 82 added= 0; | |
| 83 changed= 0; | |
| 84 } | |
| 85 } | |
| 158 | 86 |
| 87 return arraycast!(Hunk)( hunks.toArray()); | |
| 129 | 88 } |
|
133
7d818bd32d63
Fix ctors to this with gvim regexp
Frank Benoit <benoit@tionex.de>
parents:
131
diff
changeset
|
89 private this() { |
| 129 | 90 } |
| 91 } |