本文整理汇总了Java中org.eclipse.xtext.parser.impl.PartialParsingPointers类的典型用法代码示例。如果您正苦于以下问题：Java PartialParsingPointers类的具体用法？Java PartialParsingPointers怎么用？Java PartialParsingPointers使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
PartialParsingPointers类属于org.eclipse.xtext.parser.impl包，在下文中一共展示了PartialParsingPointers类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: getOldSemanticElement
import org.eclipse.xtext.parser.impl.PartialParsingPointers; //导入依赖的package包/类
protected EObject getOldSemanticElement(ICompositeNode replaceMe, PartialParsingPointers parsingPointers) {
EObject oldSemanticElement = null;
if (replaceMe.hasDirectSemanticElement()) {
oldSemanticElement = replaceMe.getSemanticElement();
} else {
List<ICompositeNode> nodesEnclosingRegion = parsingPointers.getNodesEnclosingRegion();
for (int i = nodesEnclosingRegion.size() - 1; i >= 0; --i) {
ICompositeNode enclosingNode = nodesEnclosingRegion.get(i);
if (enclosingNode == replaceMe) {
break;
}
if (enclosingNode.hasDirectSemanticElement())
oldSemanticElement = enclosingNode.getSemanticElement();
}
}
return oldSemanticElement;
}
示例2: calculatePartialParsingPointers
import org.eclipse.xtext.parser.impl.PartialParsingPointers; //导入依赖的package包/类
protected PartialParsingPointers calculatePartialParsingPointers(ICompositeNode oldRoot, ILeafNode left, ILeafNode right) {
ICompositeNode result = right.getParent();
while(result.getTotalOffset() > left.getTotalOffset()) {
result = result.getParent();
}
List<ICompositeNode> nodesEnclosingRegion = getAllParents(result);
Range range = new Range(left.getTotalOffset(), right.getTotalEndOffset());
List<ICompositeNode> validReplaceRootNodes = internalFindValidReplaceRootNodeForChangeRegion(nodesEnclosingRegion);
filterInvalidRootNodes(validReplaceRootNodes);
if (validReplaceRootNodes.isEmpty()) {
validReplaceRootNodes = Collections.singletonList(oldRoot);
}
return new PartialParsingPointers(oldRoot, range.getOffset(), range.getLength(), validReplaceRootNodes, nodesEnclosingRegion);
}
示例3: checkParseRegionPointers
import org.eclipse.xtext.parser.impl.PartialParsingPointers; //导入依赖的package包/类
protected void checkParseRegionPointers(
PartialParsingPointers parsingPointers,
String expectedRegion,
String expectedGrammarElementClassName,
String expectedEntryRuleName) {
assertEquals(expectedRegion, getReparseRegion(parsingPointers));
EObject grammarElement = parsingPointers.getDefaultReplaceRootNode().getGrammarElement();
String grammarElementName = grammarElement.eClass().getName();
assertEquals(expectedGrammarElementClassName, grammarElementName);
EObject ruleOrRuleCall = parsingPointers.findEntryRuleOrRuleCall(parsingPointers.getDefaultReplaceRootNode());
if (ruleOrRuleCall instanceof RuleCall) {
ruleOrRuleCall = ((RuleCall) ruleOrRuleCall).getRule();
}
assertEquals(expectedEntryRuleName, ((AbstractRule) ruleOrRuleCall).getName());
}
示例4: replaceAndReparse
import org.eclipse.xtext.parser.impl.PartialParsingPointers; //导入依赖的package包/类
protected void replaceAndReparse(String model, int offset, int length, String change, String expectedReparseRegion)
throws Exception {
IParseResult parseResult = getParseResult(model);
PartialParsingPointers parsingPointers = getPartialParser().calculatePartialParsingPointers(parseResult, offset,
length);
String reparseRegion = getPartialParser().insertChangeIntoReplaceRegion(parsingPointers
.getDefaultReplaceRootNode(), new ReplaceRegion(offset, length, change));
assertEquals(expectedReparseRegion, reparseRegion);
final Wrapper<Boolean> unloaded = Wrapper.wrap(Boolean.FALSE);
getPartialParser().setUnloader(new IReferableElementsUnloader() {
@Override
public void unloadRoot(EObject root) {
unloaded.set(Boolean.TRUE);
}
});
IParseResult partiallyReparse = reparse(parseResult, offset, length, change);
assertTrue("unloaded", unloaded.get());
assertFalse(partiallyReparse.getRootNode().getText(), partiallyReparse.hasSyntaxErrors());
String expectedReparseModel = model.substring(0, offset) + change + model.substring(offset + length);
assertEquals(expectedReparseModel, partiallyReparse.getRootNode().getText());
}
示例5: replaceAndReparse
import org.eclipse.xtext.parser.impl.PartialParsingPointers; //导入依赖的package包/类
protected void replaceAndReparse(String model, int offset, int length, String change, String expectedReparseRegion)
throws Exception {
IParseResult parseResult = getParseResultAndExpect(model, UNKNOWN_EXPECTATION);
PartialParsingPointers parsingPointers = getPartialParser().calculatePartialParsingPointers(parseResult, offset,
length);
String reparseRegion = getPartialParser().insertChangeIntoReplaceRegion(parsingPointers
.getDefaultReplaceRootNode(), new ReplaceRegion(offset, length, change));
assertEquals(expectedReparseRegion, reparseRegion);
final Wrapper<Boolean> unloaded = Wrapper.wrap(Boolean.FALSE);
getPartialParser().setUnloader(new IReferableElementsUnloader() {
@Override
public void unloadRoot(EObject root) {
unloaded.set(Boolean.TRUE);
}
});
IParseResult partiallyReparse = reparse(parseResult, offset, length, change);
assertTrue("unloaded", unloaded.get());
String expectedReparseModel = model.substring(0, offset) + change + model.substring(offset + length);
assertEquals(expectedReparseModel, partiallyReparse.getRootNode().getText());
compareWithFullParse(model, offset, length, change);
}
示例6: calculatePartialParsingPointers
import org.eclipse.xtext.parser.impl.PartialParsingPointers; //导入依赖的package包/类
public PartialParsingPointers calculatePartialParsingPointers(final IParseResult previousParseResult, final int offset, final int replacedTextLength) {
int myOffset = offset;
int myReplacedTextLength = replacedTextLength;
ICompositeNode oldRootNode = previousParseResult.getRootNode();
if (myOffset == oldRootNode.getTotalLength() && myOffset != 0) {
// newText is appended, so look for the last original character instead
--myOffset;
myReplacedTextLength = 1;
}
// include any existing parse errors
Range range = new Range(myOffset, myReplacedTextLength + myOffset);
if (previousParseResult.hasSyntaxErrors()) {
range.mergeAllSyntaxErrors(oldRootNode);
}
myOffset = range.getOffset();
List<ICompositeNode> nodesEnclosingRegion = collectNodesEnclosingChangeRegion(oldRootNode, range);
List<ICompositeNode> validReplaceRootNodes = internalFindValidReplaceRootNodeForChangeRegion(nodesEnclosingRegion, range);
filterInvalidRootNodes(oldRootNode, validReplaceRootNodes);
if (validReplaceRootNodes.isEmpty()) {
validReplaceRootNodes = Collections.singletonList(oldRootNode);
}
return new PartialParsingPointers(oldRootNode, myOffset, myReplacedTextLength, validReplaceRootNodes, nodesEnclosingRegion);
}
示例7: getReplacedNode
import org.eclipse.xtext.parser.impl.PartialParsingPointers; //导入依赖的package包/类
protected ICompositeNode getReplacedNode(PartialParsingPointers parsingPointers) {
List<ICompositeNode> validReplaceRootNodes = parsingPointers.getValidReplaceRootNodes();
ICompositeNode replaceMe = null;
for (int i = validReplaceRootNodes.size() - 1; i >= 0; --i) {
replaceMe = validReplaceRootNodes.get(i);
if (!(replaceMe instanceof SyntheticCompositeNode)) {
break;
}
}
return replaceMe;
}
示例8: doParseRegion
import org.eclipse.xtext.parser.impl.PartialParsingPointers; //导入依赖的package包/类
protected IParseResult doParseRegion(IParser parser, PartialParsingPointers parsingPointers,
ICompositeNode replaceMe, String reparseRegion) {
EObject entryRuleOrRuleCall = parsingPointers.findEntryRuleOrRuleCall(replaceMe);
IParseResult newParseResult = null;
try {
if (entryRuleOrRuleCall instanceof RuleCall)
newParseResult = parser.parse((RuleCall)entryRuleOrRuleCall, new StringReader(reparseRegion), replaceMe.getLookAhead());
else
newParseResult = parser.parse((ParserRule)entryRuleOrRuleCall, new StringReader(reparseRegion));
} catch (ParseException exc) {
}
return newParseResult;
}
示例9: testLookahead_0_2
import org.eclipse.xtext.parser.impl.PartialParsingPointers; //导入依赖的package包/类
@Test public void testLookahead_0_2() throws Exception {
String model = "bar a foo bar c b d foo bar b c";
for (int i = 0; i < 3; ++i) {
PartialParsingPointers parsingPointers = calculatePartialParsingPointers(model, i, 1);
checkParseRegionPointers(parsingPointers, model, "ParserRule", "Entry");
}
}
示例10: testLookahead_3_4
import org.eclipse.xtext.parser.impl.PartialParsingPointers; //导入依赖的package包/类
@Test public void testLookahead_3_4() throws Exception {
String model = "bar a foo bar c b d foo bar b c";
for (int i = 3; i < 5; ++i) {
PartialParsingPointers parsingPointers = calculatePartialParsingPointers(model, i, 1);
checkParseRegionPointers(parsingPointers, "bar a", "RuleCall", "LookAhead0");
}
}
示例11: testLookahead_6_8
import org.eclipse.xtext.parser.impl.PartialParsingPointers; //导入依赖的package包/类
@Test public void testLookahead_6_8() throws Exception {
String model = "bar a foo bar c b d foo bar b c";
for (int i = 6; i < 9; ++i) {
PartialParsingPointers parsingPointers = calculatePartialParsingPointers(model, i, 1);
checkParseRegionPointers(parsingPointers, model, "ParserRule", "Entry");
}
}
示例12: testLookahead_9_14
import org.eclipse.xtext.parser.impl.PartialParsingPointers; //导入依赖的package包/类
@Test public void testLookahead_9_14() throws Exception {
String model = "bar a foo bar c b d foo bar b c";
for (int i = 9; i < 15; ++i) {
PartialParsingPointers parsingPointers = calculatePartialParsingPointers(model, i, 1);
// actual expecation would lead to yet more complexity in partial parser
// checkParseRegionPointers(parsingPointers, " foo bar c b d", "RuleCall", "Alts");
checkParseRegionPointers(parsingPointers, model, "ParserRule", "Entry");
}
}
示例13: testLookahead_15_18
import org.eclipse.xtext.parser.impl.PartialParsingPointers; //导入依赖的package包/类
@Test public void testLookahead_15_18() throws Exception {
String model = "bar a foo bar c b d foo bar b c";
for (int i = 15; i < 19; ++i) {
PartialParsingPointers parsingPointers = calculatePartialParsingPointers(model, i, 1);
checkParseRegionPointers(parsingPointers, " foo bar c b d", "RuleCall", "LookAhead1");
}
}
示例14: testLookahead_19_22
import org.eclipse.xtext.parser.impl.PartialParsingPointers; //导入依赖的package包/类
@Test public void testLookahead_19_22() throws Exception {
String model = "bar a foo bar c b d foo bar b c";
for (int i = 19; i < 22; ++i) {
PartialParsingPointers parsingPointers = calculatePartialParsingPointers(model, i, 1);
checkParseRegionPointers(parsingPointers, model, "ParserRule", "Entry");
}
}
示例15: testLookahead_23_28
import org.eclipse.xtext.parser.impl.PartialParsingPointers; //导入依赖的package包/类
@Test public void testLookahead_23_28() throws Exception {
String model = "bar a foo bar c b d foo bar b c";
for (int i = 23; i < 29; ++i) {
PartialParsingPointers parsingPointers = calculatePartialParsingPointers(model, i, 1);
checkParseRegionPointers(parsingPointers, model, "ParserRule", "Entry");
}
}