/** Constraint: (y=LookAhead2 x='b' z='d') */
protected void sequence_LookAhead1(EObject context, LookAhead1 semanticObject) {
if (errorAcceptor != null) {
if (transientValues.isValueTransient(semanticObject, LookaheadLangPackage.Literals.ALTS__X)
== ValueTransient.YES)
errorAcceptor.accept(
diagnosticProvider.createFeatureValueMissing(
semanticObject, LookaheadLangPackage.Literals.ALTS__X));
if (transientValues.isValueTransient(
semanticObject, LookaheadLangPackage.Literals.LOOK_AHEAD1__Y)
== ValueTransient.YES)
errorAcceptor.accept(
diagnosticProvider.createFeatureValueMissing(
semanticObject, LookaheadLangPackage.Literals.LOOK_AHEAD1__Y));
if (transientValues.isValueTransient(
semanticObject, LookaheadLangPackage.Literals.LOOK_AHEAD1__Z)
== ValueTransient.YES)
errorAcceptor.accept(
diagnosticProvider.createFeatureValueMissing(
semanticObject, LookaheadLangPackage.Literals.LOOK_AHEAD1__Z));
}
INodesForEObjectProvider nodes = createNodeProvider(semanticObject);
SequenceFeeder feeder = createSequencerFeeder(semanticObject, nodes);
feeder.accept(
grammarAccess.getLookAhead1Access().getYLookAhead2ParserRuleCall_1_0(),
semanticObject.getY());
feeder.accept(grammarAccess.getLookAhead1Access().getXBKeyword_2_0(), semanticObject.getX());
feeder.accept(grammarAccess.getLookAhead1Access().getZDKeyword_3_0(), semanticObject.getZ());
feeder.finish();
}
// $ANTLR start "ruleLookAhead1"
// ../org.eclipse.xtext.tests/src-gen/org/eclipse/xtext/testlanguages/parser/antlr/internal/InternalLookaheadTestLanguage.g:205:1: ruleLookAhead1 returns [EObject current=null] : (otherlv_0= 'foo' ( (lv_y_1_0= ruleLookAhead2 ) ) ( (lv_x_2_0= 'b' ) ) ( (lv_x_3_0= 'd' ) ) ) ;
public final EObject ruleLookAhead1() throws RecognitionException {
EObject current = null;
Token otherlv_0 = null;
Token lv_x_2_0 = null;
Token lv_x_3_0 = null;
EObject lv_y_1_0 = null;
enterRule();
try {
// ../org.eclipse.xtext.tests/src-gen/org/eclipse/xtext/testlanguages/parser/antlr/internal/InternalLookaheadTestLanguage.g:208:28: ( (otherlv_0= 'foo' ( (lv_y_1_0= ruleLookAhead2 ) ) ( (lv_x_2_0= 'b' ) ) ( (lv_x_3_0= 'd' ) ) ) )
// ../org.eclipse.xtext.tests/src-gen/org/eclipse/xtext/testlanguages/parser/antlr/internal/InternalLookaheadTestLanguage.g:209:1: (otherlv_0= 'foo' ( (lv_y_1_0= ruleLookAhead2 ) ) ( (lv_x_2_0= 'b' ) ) ( (lv_x_3_0= 'd' ) ) )
{
// ../org.eclipse.xtext.tests/src-gen/org/eclipse/xtext/testlanguages/parser/antlr/internal/InternalLookaheadTestLanguage.g:209:1: (otherlv_0= 'foo' ( (lv_y_1_0= ruleLookAhead2 ) ) ( (lv_x_2_0= 'b' ) ) ( (lv_x_3_0= 'd' ) ) )
// ../org.eclipse.xtext.tests/src-gen/org/eclipse/xtext/testlanguages/parser/antlr/internal/InternalLookaheadTestLanguage.g:209:3: otherlv_0= 'foo' ( (lv_y_1_0= ruleLookAhead2 ) ) ( (lv_x_2_0= 'b' ) ) ( (lv_x_3_0= 'd' ) )
{
otherlv_0 = (Token) match(input, 13, FollowSets000.FOLLOW_13_in_ruleLookAhead1473);
newLeafNode(otherlv_0, grammarAccess.getLookAhead1Access().getFooKeyword_0());
// ../org.eclipse.xtext.tests/src-gen/org/eclipse/xtext/testlanguages/parser/antlr/internal/InternalLookaheadTestLanguage.g:213:1: ( (lv_y_1_0= ruleLookAhead2 ) )
// ../org.eclipse.xtext.tests/src-gen/org/eclipse/xtext/testlanguages/parser/antlr/internal/InternalLookaheadTestLanguage.g:214:1: (lv_y_1_0= ruleLookAhead2 )
{
// ../org.eclipse.xtext.tests/src-gen/org/eclipse/xtext/testlanguages/parser/antlr/internal/InternalLookaheadTestLanguage.g:214:1: (lv_y_1_0= ruleLookAhead2 )
// ../org.eclipse.xtext.tests/src-gen/org/eclipse/xtext/testlanguages/parser/antlr/internal/InternalLookaheadTestLanguage.g:215:3: lv_y_1_0= ruleLookAhead2
{
newCompositeNode(
grammarAccess.getLookAhead1Access().getYLookAhead2ParserRuleCall_1_0());
pushFollow(FollowSets000.FOLLOW_ruleLookAhead2_in_ruleLookAhead1494);
lv_y_1_0 = ruleLookAhead2();
state._fsp--;
if (current == null) {
current = createModelElementForParent(grammarAccess.getLookAhead1Rule());
}
set(current, "y", lv_y_1_0, "LookAhead2");
afterParserOrEnumRuleCall();
}
}
// ../org.eclipse.xtext.tests/src-gen/org/eclipse/xtext/testlanguages/parser/antlr/internal/InternalLookaheadTestLanguage.g:231:2: ( (lv_x_2_0= 'b' ) )
// ../org.eclipse.xtext.tests/src-gen/org/eclipse/xtext/testlanguages/parser/antlr/internal/InternalLookaheadTestLanguage.g:232:1: (lv_x_2_0= 'b' )
{
// ../org.eclipse.xtext.tests/src-gen/org/eclipse/xtext/testlanguages/parser/antlr/internal/InternalLookaheadTestLanguage.g:232:1: (lv_x_2_0= 'b' )
// ../org.eclipse.xtext.tests/src-gen/org/eclipse/xtext/testlanguages/parser/antlr/internal/InternalLookaheadTestLanguage.g:233:3: lv_x_2_0= 'b'
{
lv_x_2_0 = (Token) match(input, 14, FollowSets000.FOLLOW_14_in_ruleLookAhead1512);
newLeafNode(lv_x_2_0, grammarAccess.getLookAhead1Access().getXBKeyword_2_0());
if (current == null) {
current = createModelElement(grammarAccess.getLookAhead1Rule());
}
setWithLastConsumed(current, "x", lv_x_2_0, "b");
}
}
// ../org.eclipse.xtext.tests/src-gen/org/eclipse/xtext/testlanguages/parser/antlr/internal/InternalLookaheadTestLanguage.g:246:2: ( (lv_x_3_0= 'd' ) )
// ../org.eclipse.xtext.tests/src-gen/org/eclipse/xtext/testlanguages/parser/antlr/internal/InternalLookaheadTestLanguage.g:247:1: (lv_x_3_0= 'd' )
{
// ../org.eclipse.xtext.tests/src-gen/org/eclipse/xtext/testlanguages/parser/antlr/internal/InternalLookaheadTestLanguage.g:247:1: (lv_x_3_0= 'd' )
// ../org.eclipse.xtext.tests/src-gen/org/eclipse/xtext/testlanguages/parser/antlr/internal/InternalLookaheadTestLanguage.g:248:3: lv_x_3_0= 'd'
{
lv_x_3_0 = (Token) match(input, 15, FollowSets000.FOLLOW_15_in_ruleLookAhead1543);
newLeafNode(lv_x_3_0, grammarAccess.getLookAhead1Access().getXDKeyword_3_0());
if (current == null) {
current = createModelElement(grammarAccess.getLookAhead1Rule());
}
setWithLastConsumed(current, "x", lv_x_3_0, "d");
}
}
}
}
leaveRule();
} catch (RecognitionException re) {
recover(input, re);
appendSkippedTokens();
} finally {
}
return current;
}