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amroelamroel
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change SqlGenerator to use dialect specfic bitwise operations identified as "band", "bor", "bxor" and "bnot" which can be overriden by Subclasses of Dialect
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9 files changed

+381
-198
lines changed

9 files changed

+381
-198
lines changed

‎src/NHibernate/Dialect/Dialect.cs‎

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Original file line numberDiff line numberDiff line change
@@ -113,6 +113,12 @@ protected Dialect()
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RegisterFunction("month", new SQLFunctionTemplate(NHibernateUtil.Int32, "extract(month from ?1)"));
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RegisterFunction("year", new SQLFunctionTemplate(NHibernateUtil.Int32, "extract(year from ?1)"));
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//RegisterFunction("band", new SQLFunctionTemplate(NHibernateUtil.Int64, "?1 & ?2"));
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RegisterFunction("band", new NativeBitwiseOpetration("&"));
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RegisterFunction("bor", new NativeBitwiseOpetration("|"));
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RegisterFunction("bxor", new NativeBitwiseOpetration("^"));
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RegisterFunction("bnot", new NativeBitwiseOpetration("~"));
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RegisterFunction("str", new SQLFunctionTemplate(NHibernateUtil.String, "cast(?1 as char)"));
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// register hibernate types for default use in scalar sqlquery type auto detection

‎src/NHibernate/Dialect/NativeBitwiseOperation.cs‎

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,84 @@
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using System;
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using System.Collections;
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using NHibernate.Dialect.Function;
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using NHibernate.Engine;
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using NHibernate.SqlCommand;
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using NHibernate.Type;
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namespace NHibernate.Dialect
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{
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[Serializable]
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public class NativeBitwiseOperation : ISQLFunction
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{
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private readonly string _sqlToken;
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private Queue _args;
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private SqlStringBuilder _sqlBuffer;
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public NativeBitwiseOperation(string sqlToken)
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{
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_sqlToken = sqlToken;
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}
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#region ISQLFunction Members
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public IType ReturnType(IType columnType, IMapping mapping)
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{
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return NHibernateUtil.Int64;
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}
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public bool HasArguments
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{
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get { return true; }
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}
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public bool HasParenthesesIfNoArguments
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{
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get { return false; }
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}
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public SqlString Render(IList args, ISessionFactoryImplementor factory)
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{
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Prepare(args);
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if (_sqlToken != "~")
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AddFirstArgument();
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AddToken();
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AddRestOfArguments();
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return _sqlBuffer.ToSqlString();
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}
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#endregion
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private void Prepare(IList args)
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{
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_sqlBuffer = new SqlStringBuilder();
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_args = new Queue(args);
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}
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private void AddFirstArgument()
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{
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AddToBuffer(_args.Dequeue());
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}
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private void AddToken()
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{
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AddToBuffer(string.Format(" {0} ", _sqlToken));
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}
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private void AddRestOfArguments()
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{
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while (_args.Count > 0)
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{
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AddToBuffer(_args.Dequeue());
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}
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}
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private void AddToBuffer(object arg)
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{
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if (arg is Parameter || arg is SqlString)
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_sqlBuffer.AddObject(arg);
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else
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_sqlBuffer.Add(arg.ToString());
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}
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}
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}

‎src/NHibernate/Hql/Ast/ANTLR/Generated/HqlLexer.cs‎

Lines changed: 2 additions & 2 deletions
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@@ -1,4 +1,4 @@
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// $ANTLR 3.2 Sep 23, 2009 12:02:23 Hql.g 2011-05-22 07:45:50
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// $ANTLR 3.2 Sep 23, 2009 12:02:23 Hql.g 2014-07-05 12:15:51
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// The variable 'variable' is assigned but its value is never used.
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#pragma warning disable 168, 219
@@ -19,8 +19,8 @@ namespace NHibernate.Hql.Ast.ANTLR
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public partial class HqlLexer : Lexer {
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public const int LT = 109;
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public const int EXPONENT = 130;
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public const int STAR = 120;
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public const int FLOAT_SUFFIX = 131;
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public const int STAR = 120;
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public const int LITERAL_by = 56;
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public const int CASE = 57;
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public const int NEW = 37;

‎src/NHibernate/Hql/Ast/ANTLR/Generated/HqlParser.cs‎

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Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
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// $ANTLR 3.2 Sep 23, 2009 12:02:23 Hql.g 2011-05-22 07:45:49
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// $ANTLR 3.2 Sep 23, 2009 12:02:23 Hql.g 2014-07-05 12:15:51
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// The variable 'variable' is assigned but its value is never used.
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#pragma warning disable 168, 219
@@ -1067,7 +1067,7 @@ public HqlParser.optionalFromTokenFromClause_return optionalFromTokenFromClause(
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// AST REWRITE
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// elements: path, asAlias
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// elements: asAlias, path
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// token labels:
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// rule labels: retval
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// token list labels:
@@ -3555,7 +3555,7 @@ public HqlParser.fromClassOrOuterQueryPath_return fromClassOrOuterQueryPath() //
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// AST REWRITE
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// elements: propertyFetch, asAlias, path
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// elements: asAlias, propertyFetch, path
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// token labels:
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// rule labels: retval
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// token list labels:
@@ -3801,7 +3801,7 @@ public HqlParser.inCollectionDeclaration_return inCollectionDeclaration() // thr
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// AST REWRITE
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// elements: alias, path
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// elements: path, alias
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// token labels:
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// rule labels: retval
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// token list labels:
@@ -3952,7 +3952,7 @@ public HqlParser.inCollectionElementsDeclaration_return inCollectionElementsDecl
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// AST REWRITE
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// elements: path, alias
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// elements: alias, path
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// token labels:
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// rule labels: retval
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// token list labels:
@@ -8084,7 +8084,7 @@ public HqlParser.caseExpression_return caseExpression() // throws RecognitionExc
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// AST REWRITE
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// elements: whenClause, CASE, elseClause
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// elements: CASE, elseClause, whenClause
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// token labels:
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// rule labels: retval
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// token list labels:

‎src/NHibernate/Hql/Ast/ANTLR/Generated/HqlSqlWalker.cs‎

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@@ -1,4 +1,4 @@
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// $ANTLR 3.2 Sep 23, 2009 12:02:23 HqlSqlWalker.g 2011-06-14 20:28:08
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// $ANTLR 3.2 Sep 23, 2009 12:02:23 HqlSqlWalker.g 2014-07-05 12:15:52
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// The variable 'variable' is assigned but its value is never used.
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#pragma warning disable 168, 219
@@ -180,8 +180,8 @@ public partial class HqlSqlWalker : TreeParser
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public const int SELECT_COLUMNS = 144;
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public const int LT = 109;
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public const int EXPONENT = 130;
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public const int STAR = 120;
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public const int FLOAT_SUFFIX = 131;
184+
public const int STAR = 120;
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public const int FILTERS = 147;
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public const int LITERAL_by = 56;
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public const int PROPERTY_REF = 142;
@@ -681,7 +681,7 @@ public HqlSqlWalker.updateStatement_return updateStatement() // throws Recogniti
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// AST REWRITE
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// elements: w, f, s, u
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// elements: u, w, s, f
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// token labels: u
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// rule labels: f, w, retval, s
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// token list labels:
@@ -1845,7 +1845,7 @@ public HqlSqlWalker.unionedQuery_return unionedQuery() // throws RecognitionExce
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// AST REWRITE
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// elements: sk, o, h, g, s, tk, w, f
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// elements: sk, o, h, s, tk, g, w, f
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// token labels:
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// rule labels: f, w, g, sk, retval, s, o, tk, h
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// token list labels:
@@ -2745,7 +2745,7 @@ public HqlSqlWalker.selectClause_return selectClause() // throws RecognitionExce
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// AST REWRITE
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// elements: x, d
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// elements: d, x
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// token labels: d
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// rule labels: retval, x
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// token list labels:
@@ -9179,7 +9179,7 @@ public HqlSqlWalker.addrExprIndex_return addrExprIndex(bool root) // throws Reco
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// AST REWRITE
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// elements: i, rhs2, lhs2
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// elements: rhs2, i, lhs2
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// token labels: i
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// rule labels: retval, rhs2, lhs2
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// token list labels:
@@ -9681,7 +9681,7 @@ public HqlSqlWalker.propertyRefPath_return propertyRefPath() // throws Recogniti
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// AST REWRITE
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// elements: d, rhs, lhs
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// elements: rhs, lhs, d
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// token labels: d
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// rule labels: retval, rhs, lhs
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// token list labels:

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