public static IPropertyValidator <T, TProperty> NotEmpty <T, TProperty>(this IPropertyValidator <T, TProperty> @this)
=> @this.Add(v => {
object value = v.Value;
bool b;
var s = value as string;
if (s != null)
{
b = string.IsNullOrWhiteSpace(s);
}
else
{
var enumerable = value as IEnumerable;
if (enumerable != null)
{
b = !enumerable.Cast <object>().Any();
}
else
{
b = Equals(value, default(TProperty));
}
}
return(b
? v.CreateFailureData("'{PropertyName}' should not be empty.")
: null);
});
public static IPropertyValidator <T, TProperty> NotNull <T, TProperty>(this IPropertyValidator <T, TProperty> @this)
=> @this.Add(v => {
object value = v.Value;
return(value == null
? v.CreateFailureData("'{PropertyName}' must not be empty.")
: null);
});
public static IPropertyValidator <T, TProperty> NotEmpty <T, TProperty>(this IPropertyValidator <T, TProperty> @this, Func <string> message = null)
=> @this.Add(v => {
object value = v.Value;
bool b;
var s = value as string;
if (s != null)
{
b = string.IsNullOrWhiteSpace(s);
}
else
{
var enumerable = value as IEnumerable;
if (enumerable != null)
{
b = !enumerable.Cast <object>().Any();
}
else
{
b = Equals(value, default(TProperty));
}
}
return(b
? v.CreateErrorInfo(Message(message, () => Messages.notempty_error))
: null);
});
public static IPropertyValidator <T, TProperty> NotNull <T, TProperty>(this IPropertyValidator <T, TProperty> @this, Func <string> message = null)
=> @this.Add(v => {
object value = v.Value;
return(value == null
? v.CreateErrorInfo(Message(message, () => Messages.notnull_error))
: null);
});
public static IPropertyValidator <T, TProperty> ExclusiveBetween <T, TProperty>(this IPropertyValidator <T, TProperty> @this, TProperty from, TProperty to)
where TProperty : IComparable <TProperty>, IComparable
=> @this.Add(v => from.CompareTo(@this.Value) >= 0 || to.CompareTo(@this.Value) <= 0
? v.CreateFailureData("'{PropertyName}' must be between {From} and {To}. You entered {Value}.",
text => text.ReplacePlaceholderWithValue(
MessageFormatter.CreateTuple("From", from),
MessageFormatter.CreateTuple("To", to),
MessageFormatter.CreateTuple("Value", @this.Value)))
: null);
public static IPropertyValidator <T, string> Length <T>(this IPropertyValidator <T, string> @this, int minLength, int maxLength)
=> @this.Add(v => {
var length = @this.Value?.Length ?? 0;
return(length < minLength || length > maxLength
? v.CreateFailureData("'{PropertyName}' must be between {MinLength} and {MaxLength} characters. You entered {TotalLength} characters.",
text => text.ReplacePlaceholderWithValue(
MessageFormatter.CreateTuple("MaxLength", maxLength),
MessageFormatter.CreateTuple("MinLength", minLength),
MessageFormatter.CreateTuple("TotalLength", length)))
: null);
});
public static IPropertyValidator <T, string> Length <T>(this IPropertyValidator <T, string> @this, int minLength, int maxLength,
Func <string> message = null)
=> @this.Add(v => {
var length = @this.Value?.Length ?? 0;
return(length < minLength || length > maxLength
? v.CreateErrorInfo(Message(message, () => Messages.length_error),
text => text.ReplacePlaceholderWithValue(
CreateTuple("MaxLength", maxLength),
CreateTuple("MinLength", minLength),
CreateTuple("TotalLength", length)))
: null);
});
public static IPropertyValidator <T, TProperty> NotEqual <T, TProperty>(this IPropertyValidator <T, TProperty> @this, TProperty comparisonValue)
=> @this.Add(v => Equals(v.Value, comparisonValue)
? v.CreateFailureData("'{PropertyName}' should not be equal to '{ComparisonValue}'.",
text => text.ReplacePlaceholderWithValue(MessageFormatter.CreateTuple("ComparisonValue", comparisonValue)))
: null);
public static IPropertyValidator <T, TProperty> NotEqual <T, TProperty>(this IPropertyValidator <T, TProperty> @this, TProperty comparisonValue,
Func <string> message = null)
=> @this.Add(v => Equals(v.Value, comparisonValue)
? v.CreateErrorInfo(Message(message, () => Messages.notequal_error),
text => text.ReplacePlaceholderWithValue(CreateTuple("ComparisonValue", comparisonValue)))
: null);
