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sql regen: extends hooks & compact parseTokens

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Gregory.Shrago
2013-05-29 23:04:45 +04:00
parent 20fa1dad02
commit 559f0cfa83
1 changed files with 24 additions and 0 deletions
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platform/lang-impl/src/com/intellij/lang/parser/GeneratedParserUtilBase.java
+24
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@@ -19,6 +19,7 @@ import com.intellij.psi.impl.source.resolve.FileContextUtil;
import com.intellij.psi.impl.source.tree.CompositePsiElement;
import com.intellij.psi.tree.ICompositeElementType;
import com.intellij.psi.tree.IElementType;
import com.intellij.psi.tree.TokenSet;
import com.intellij.util.Function;
import com.intellij.util.containers.LimitedPool;
import gnu.trove.THashSet;
@@ -86,6 +87,17 @@ public class GeneratedParserUtilBase {
return frame == null || frame.errorReportedAt <= builder_.getCurrentOffset();
}
public static TokenSet create_token_set_(IElementType... tokenTypes_) {
return TokenSet.create(tokenTypes_);
}
public static boolean type_extends_impl_(TokenSet[] extendsSet_, IElementType child_, IElementType parent_) {
for (TokenSet set : extendsSet_) {
if (set.contains(child_) && set.contains(parent_)) return true;
}
return false;
}
public static boolean consumeTokens(PsiBuilder builder_, int pin_, IElementType... tokens_) {
ErrorState state = ErrorState.get(builder_);
if (state.completionState != null && state.predicateSign) {
@@ -107,6 +119,18 @@ public class GeneratedParserUtilBase {
return pinned_ || result_;
}
public static boolean parseTokens(PsiBuilder builder_, int pin_, IElementType... tokens_) {
PsiBuilder.Marker marker_ = builder_.mark();
boolean result_ = consumeTokens(builder_, pin_, tokens_);
if (!result_) {
marker_.rollbackTo();
}
else {
marker_.drop();
}
return result_;
}
public static boolean consumeToken(PsiBuilder builder_, IElementType token) {
if (nextTokenIsInner(builder_, token, true)) {
builder_.advanceLexer();