// <summary>
// Declares inline function in the query local metadata.
// </summary>
internal void DeclareInlineFunction(string name, InlineFunctionInfo functionInfo)
{
DebugCheck.NotEmpty(name);
DebugCheck.NotNull(functionInfo);
List <InlineFunctionInfo> overloads;
if (!_functionDefinitions.TryGetValue(name, out overloads))
{
overloads = new List <InlineFunctionInfo>();
_functionDefinitions.Add(name, overloads);
}
//
// Check overload uniqueness.
//
if (overloads.Exists(
overload =>
overload.Parameters.Select(p => p.ResultType).SequenceEqual(
functionInfo.Parameters.Select(p => p.ResultType), TypeUsageStructuralComparer.Instance)))
{
var errCtx = functionInfo.FunctionDefAst.ErrCtx;
var message = Strings.DuplicatedInlineFunctionOverload(name);
throw EntitySqlException.Create(errCtx, message, null);
}
overloads.Add(functionInfo);
}
internal void DeclareInlineFunction(string name, InlineFunctionInfo functionInfo)
{
List <InlineFunctionInfo> inlineFunctionInfoList;
if (!this._functionDefinitions.TryGetValue(name, out inlineFunctionInfoList))
{
inlineFunctionInfoList = new List <InlineFunctionInfo>();
this._functionDefinitions.Add(name, inlineFunctionInfoList);
}
if (inlineFunctionInfoList.Exists((Predicate <InlineFunctionInfo>)(overload => overload.Parameters.Select <DbVariableReferenceExpression, TypeUsage>((Func <DbVariableReferenceExpression, TypeUsage>)(p => p.ResultType)).SequenceEqual <TypeUsage>(functionInfo.Parameters.Select <DbVariableReferenceExpression, TypeUsage>((Func <DbVariableReferenceExpression, TypeUsage>)(p => p.ResultType)), (IEqualityComparer <TypeUsage>)TypeResolver.TypeUsageStructuralComparer.Instance))))
{
throw EntitySqlException.Create(functionInfo.FunctionDefAst.ErrCtx, Strings.DuplicatedInlineFunctionOverload((object)name), (Exception)null);
}
inlineFunctionInfoList.Add(functionInfo);
}
