public object GetLiteralValue(Language.AST.GraphQLValue value)
{
switch (value.Kind)
{
case Language.AST.ASTNodeKind.BooleanValue: return(((Language.AST.GraphQLValue <bool>)value).Value);
case Language.AST.ASTNodeKind.IntValue: return(((Language.AST.GraphQLValue <int>)value).Value);
case Language.AST.ASTNodeKind.FloatValue: return(((Language.AST.GraphQLValue <float>)value).Value);
case Language.AST.ASTNodeKind.StringValue: return(((Language.AST.GraphQLValue <string>)value).Value);
case Language.AST.ASTNodeKind.EnumValue: return(((Language.AST.GraphQLValue <string>)value).Value);
}
return(null);
}
public GraphQLException[] IsValidLiteralValue(GraphQLScalarType inputType, Language.AST.GraphQLValue astValue)
{
if (inputType is GraphQLNonNullType)
{
if (astValue == null)
{
return(new GraphQLException[]
{
new GraphQLException($"Expected {inputType.Name ?? "non-null"} found null")
});
}
return(this.IsValidLiteralValue(((GraphQLNonNullType)inputType).UnderlyingNullableType, astValue));
}
if (astValue == null)
{
return new GraphQLException[] { }
}
;
if (astValue.Kind == Language.AST.ASTNodeKind.Variable) // this method is checking only literals
{
return new GraphQLException[] { }
}
;
object value = this.GetLiteralValue(astValue);
try
{
ReflectionUtilities.ChangeValueType(value, this.GetType(inputType));
}
catch (Exception ex)
{
return(new GraphQLException[] { new GraphQLException($"Expected {inputType.Name ?? "non-null"} found null", ex) });
}
return(new GraphQLException[] { });
}
