protected override IExpression VisitLiteralValue(LiteralValue literalValue)
{
ITacticParameter tacticParameter;
string parameterName;
Type valueType;
if ((object)literalValue == null)
throw new ArgumentNullException(nameof(literalValue));
if ((object)literalValue.__ == null)
throw new InvalidOperationException(string.Format("Cannot use the constant literal value NULL as a literalValue operand; use UnaryExpression(..., UnaryOperator.IsNull) instead."));
parameterName = this.SqlNuance.GetParameterName(string.Format("expr_{0}", Guid.NewGuid().ToString("N")));
valueType = literalValue.__.GetType();
/*
BACKLOG([email protected] / 2015 - 12 - 18):
Find the column mapping attribute and lookup this junk...
*/
tacticParameter = new TacticParameter()
{
ParameterDirection = ParameterDirection.Input,
ParameterDbType = DatazoidLegacyInstanceAccessor.AdoNetBufferingLegacyInstance.InferDbTypeForClrType(valueType),
ParameterSize = default(int),
ParameterPrecision = default(byte),
ParameterScale = default(byte),
ParameterNullable = true,
ParameterName = parameterName,
ParameterValue = literalValue.__
};
this.TacticParameters.Add(parameterName, tacticParameter);
this.Strings.Append(parameterName);
return literalValue;
}
protected abstract IExpression VisitLiteralValue(LiteralValue literalValue);
