/// <summary>
/// Builds an array of signatures for date time functions.
/// </summary>
/// <param name="propertyName">The name of the property on DateTime to access.</param>
/// <returns>The array of signatures for a date time functions.</returns>
private static BuiltInFunctionSignature[] CreateDateTimeFunctionSignatureArray(string propertyName)
{
BuiltInFunctionSignature signatureNonNullable = BuiltInFunctionSignature.CreateFromPropertyAccess(
propertyName,
PrimitiveTypeUtils.Int32ResourceType,
PrimitiveTypeUtils.DateTimeResourceType);
BuiltInFunctionSignature signatureNullable = BuiltInFunctionSignature.CreateFromPropertyAccess(
propertyName,
PrimitiveTypeUtils.Int32ResourceType,
PrimitiveTypeUtils.NullableDateTimeResourceType);
return(new BuiltInFunctionSignature[] { signatureNonNullable, signatureNullable });
}
/// <summary>
/// Creates all string functions.
/// </summary>
private static void CreateStringFunctions()
{
BuiltInFunctionSignature signature;
BuiltInFunctionSignature[] signatures;
// bool endswith(string, string)
signature = BuiltInFunctionSignature.CreateFromInstanceMethodCall(
"EndsWith",
PrimitiveTypeUtils.BoolResourceType,
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.StringResourceType);
builtInFunctions.Add("endswith", new BuiltInFunctionSignature[] { signature });
// int indexof(string, string)
signature = BuiltInFunctionSignature.CreateFromInstanceMethodCall(
"IndexOf",
PrimitiveTypeUtils.Int32ResourceType,
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.StringResourceType);
builtInFunctions.Add("indexof", new BuiltInFunctionSignature[] { signature });
// string replace(string, string, string)
signature = BuiltInFunctionSignature.CreateFromInstanceMethodCall(
"Replace",
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.StringResourceType);
builtInFunctions.Add("replace", new BuiltInFunctionSignature[] { signature });
// bool startswith(string, string)
signature = BuiltInFunctionSignature.CreateFromInstanceMethodCall(
"StartsWith",
PrimitiveTypeUtils.BoolResourceType,
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.StringResourceType);
builtInFunctions.Add("startswith", new BuiltInFunctionSignature[] { signature });
// string tolower(string)
signature = BuiltInFunctionSignature.CreateFromInstanceMethodCall(
"ToLower",
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.StringResourceType);
builtInFunctions.Add("tolower", new BuiltInFunctionSignature[] { signature });
// string toupper(string)
signature = BuiltInFunctionSignature.CreateFromInstanceMethodCall(
"ToUpper",
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.StringResourceType);
builtInFunctions.Add("toupper", new BuiltInFunctionSignature[] { signature });
// string trim(string)
signature = BuiltInFunctionSignature.CreateFromInstanceMethodCall(
"Trim",
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.StringResourceType);
builtInFunctions.Add("trim", new BuiltInFunctionSignature[] { signature });
signatures = new BuiltInFunctionSignature[]
{
// string substring(string, int)
BuiltInFunctionSignature.CreateFromInstanceMethodCall(
"Substring",
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.Int32ResourceType),
// string substring(string, int?)
BuiltInFunctionSignature.CreateFromInstanceMethodCall(
"Substring",
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.NullableInt32ResourceType),
// string substring(string, int, int)
BuiltInFunctionSignature.CreateFromInstanceMethodCall(
"Substring",
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.Int32ResourceType,
PrimitiveTypeUtils.Int32ResourceType),
// string substring(string, int?, int)
BuiltInFunctionSignature.CreateFromInstanceMethodCall(
"Substring",
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.NullableInt32ResourceType,
PrimitiveTypeUtils.Int32ResourceType),
// string substring(string, int, int?)
BuiltInFunctionSignature.CreateFromInstanceMethodCall(
"Substring",
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.Int32ResourceType,
PrimitiveTypeUtils.NullableInt32ResourceType),
// string substring(string, int?, int?)
BuiltInFunctionSignature.CreateFromInstanceMethodCall(
"Substring",
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.NullableInt32ResourceType,
PrimitiveTypeUtils.NullableInt32ResourceType)
};
builtInFunctions.Add("substring", signatures);
// bool substringof(string, string)
signature = new BuiltInFunctionSignature(
BuildSubstringOfExpression,
PrimitiveTypeUtils.BoolResourceType,
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.StringResourceType);
builtInFunctions.Add("substringof", new BuiltInFunctionSignature[] { signature });
// string concat(string, string)
signature = BuiltInFunctionSignature.CreateFromStaticMethodCall(
typeof(string),
"Concat",
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.StringResourceType,
PrimitiveTypeUtils.StringResourceType);
builtInFunctions.Add("concat", new BuiltInFunctionSignature[] { signature });
// int length(string)
signature = BuiltInFunctionSignature.CreateFromPropertyAccess(
"Length",
PrimitiveTypeUtils.Int32ResourceType,
PrimitiveTypeUtils.StringResourceType);
builtInFunctions.Add("length", new BuiltInFunctionSignature[] { signature });
}