public void Should_choose_parameter_less_version_of_function()
{
Assert.DoesNotThrow(() =>
{
var result = SyntaxTreeExpression.Function(typeof(string), "ToString");
});
}
public static object[] CaseInsensitiveTests()
{
return(new object[] {
new object[] { "UserName", SyntaxTreeExpression.Property(typeof(CaseTestModel), "UserName") },
new object[] { "userName", SyntaxTreeExpression.Field(typeof(CaseTestModel), "userName") },
new object[] { "username", SyntaxTreeExpression.Property(typeof(CaseTestModel), "UserName") },
new object[] { "USERNAME", SyntaxTreeExpression.Property(typeof(CaseTestModel), "UserName") },
new object[] { "FOO", SyntaxTreeExpression.Field(typeof(CaseTestModel), "foo") },
new object[] { "function()", SyntaxTreeExpression.Function(typeof(CaseTestModel), "Function") },
new object[] { "submodel.subproperty", SyntaxTreeExpression.SubModel(SyntaxTreeExpression.Property(typeof(CaseTestModel), "SubModel"), SyntaxTreeExpression.Property(typeof(SubModel), "SubProperty")) },
new object[] { "submodel.subsubmodel.subsubfield", SyntaxTreeExpression.SubModel(SyntaxTreeExpression.Property(typeof(CaseTestModel), "SubModel"), SyntaxTreeExpression.SubModel(SyntaxTreeExpression.Field(typeof(SubModel), "SubSubModel"), SyntaxTreeExpression.Field(typeof(SubSubModel), "SubSubField"))) }
});
}
private static ExpressionNode ParseAgainstModel(Type modelType, string expression, ExpressionScope expressionScope, int recursionLevel, IMemberLocator memberLocator, SourceLocation location)
{
var dotIndex = expression.IndexOf('.');
if (dotIndex >= 0)
{
var subModel = ParseAgainstModel(modelType, expression.Substring(0, dotIndex), expressionScope, recursionLevel, memberLocator, location.SetLength(dotIndex));
return(SyntaxTreeExpression.SubModel(
subModel,
ParseAgainstModel(subModel.ResultType, expression.Substring(dotIndex + 1), ExpressionScope.CurrentModelOnStack, 0, memberLocator, location.MoveIndex(dotIndex + 1)),
location
));
}
if (expression.EndsWith("()"))
{
var func = memberLocator.FindMember(modelType, expression.Substring(0, expression.Length - 2), MemberTypes.Method);
if (func != null)
{
return(SyntaxTreeExpression.Function(modelType, func.Name, location, expressionScope));
}
}
var prop = memberLocator.FindMember(modelType, expression, MemberTypes.Property | MemberTypes.Field);
if (prop != null)
{
switch (prop.MemberType)
{
case MemberTypes.Property: return(SyntaxTreeExpression.Property(modelType, prop.Name, location, expressionScope, recursionLevel));
case MemberTypes.Field: return(SyntaxTreeExpression.Field(modelType, prop.Name, location, expressionScope, recursionLevel));
}
}
if (IsLateBoundAcceptingType(modelType))
{
return(SyntaxTreeExpression.LateBound(expression, location, memberLocator, false, expressionScope, recursionLevel));
}
throw new VeilParserException(String.Format("Unable to parse model expression '{0}' againt model '{1}'", expression, modelType.Name), location);
}
private static ExpressionNode ParseAgainstModel(Type modelType, string expression, ExpressionScope expressionScope)
{
var dotIndex = expression.IndexOf('.');
if (dotIndex >= 0)
{
var subModel = HandlebarsExpressionParser.ParseAgainstModel(modelType, expression.Substring(0, dotIndex), expressionScope);
return(SyntaxTreeExpression.SubModel(
subModel,
HandlebarsExpressionParser.ParseAgainstModel(subModel.ResultType, expression.Substring(dotIndex + 1), ExpressionScope.CurrentModelOnStack)
));
}
if (expression.EndsWith("()"))
{
var func = FindMember(modelType, expression.Substring(0, expression.Length - 2), MemberTypes.Method);
if (func != null)
{
return(SyntaxTreeExpression.Function(modelType, func.Name, expressionScope));
}
}
var prop = FindMember(modelType, expression, MemberTypes.Property | MemberTypes.Field);
if (prop != null)
{
switch (prop.MemberType)
{
case MemberTypes.Property: return(SyntaxTreeExpression.Property(modelType, prop.Name, expressionScope));
case MemberTypes.Field: return(SyntaxTreeExpression.Field(modelType, prop.Name, expressionScope));
}
}
if (IsLateBoundAcceptingType(modelType))
{
return(SyntaxTreeExpression.LateBound(expression, false, expressionScope));
}
throw new VeilParserException(String.Format("Unable to parse model expression '{0}' against model '{1}'", expression, modelType.Name));
}
public void Should_choose_parameter_less_version_of_function()
{
var result = SyntaxTreeExpression.Function(typeof(string), "ToString");
}
public void Should_parse_function_from_submodel()
{
var result = HandlebarsExpressionParser.Parse(CreateScopes(typeof(Model)), "Function()");
result.ShouldDeepEqual(SyntaxTreeExpression.Function(typeof(Model), "Function"));
}
