/
RuleBuilder.cs
136 lines (122 loc) · 6.06 KB
/
RuleBuilder.cs
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
#region License
// Copyright (c) .NET Foundation and contributors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// The latest version of this file can be found at https://github.com/FluentValidation/FluentValidation
#endregion
namespace ServiceStack.FluentValidation.Internal {
using System;
using System.Linq.Expressions;
using Validators;
/// <summary>
/// Builds a validation rule and constructs a validator.
/// </summary>
/// <typeparam name="T">Type of object being validated</typeparam>
/// <typeparam name="TProperty">Type of property being validated</typeparam>
public class RuleBuilder<T, TProperty> : IRuleBuilderOptions<T, TProperty>, IRuleBuilderInitial<T, TProperty>, IRuleBuilderInitialCollection<T,TProperty>, IExposesParentValidator<T> {
/// <summary>
/// The rule being created by this RuleBuilder.
/// </summary>
public PropertyRule Rule { get; }
/// <summary>
/// Parent validator
/// </summary>
public IValidator<T> ParentValidator { get; }
/// <summary>
/// Creates a new instance of the <see cref="RuleBuilder{T,TProperty}">RuleBuilder</see> class.
/// </summary>
public RuleBuilder(PropertyRule rule, IValidator<T> parent) {
Rule = rule;
ParentValidator = parent;
}
/// <summary>
/// Sets the validator associated with the rule.
/// </summary>
/// <param name="validator">The validator to set</param>
/// <returns></returns>
public IRuleBuilderOptions<T, TProperty> SetValidator(IPropertyValidator validator) {
validator.Guard("Cannot pass a null validator to SetValidator.", nameof(validator));
Rule.AddValidator(validator);
return this;
}
/// <summary>
/// Sets the validator associated with the rule. Use with complex properties where an IValidator instance is already declared for the property type.
/// </summary>
/// <param name="validator">The validator to set</param>
/// <param name="ruleSets"></param>
public IRuleBuilderOptions<T, TProperty> SetValidator(IValidator<TProperty> validator, params string[] ruleSets) {
validator.Guard("Cannot pass a null validator to SetValidator", nameof(validator));
var adaptor = new ChildValidatorAdaptor<T,TProperty>(validator, validator.GetType()) {
RuleSets = ruleSets
};
SetValidator(adaptor);
return this;
}
/// <summary>
/// Sets the validator associated with the rule. Use with complex properties where an IValidator instance is already declared for the property type.
/// </summary>
/// <param name="validatorProvider">The validator provider to set</param>
/// <param name="ruleSets"></param>
public IRuleBuilderOptions<T, TProperty> SetValidator<TValidator>(Func<T, TValidator> validatorProvider, params string[] ruleSets)
where TValidator : IValidator<TProperty> {
validatorProvider.Guard("Cannot pass a null validatorProvider to SetValidator", nameof(validatorProvider));
SetValidator(new ChildValidatorAdaptor<T,TProperty>(context => validatorProvider((T) context.InstanceToValidate), typeof (TValidator)) {
RuleSets = ruleSets
});
return this;
}
/// <summary>
/// Associates a validator provider with the current property rule.
/// </summary>
/// <param name="validatorProvider">The validator provider to use</param>
/// <param name="ruleSets"></param>
public IRuleBuilderOptions<T, TProperty> SetValidator<TValidator>(Func<T, TProperty, TValidator> validatorProvider, params string[] ruleSets) where TValidator : IValidator<TProperty> {
validatorProvider.Guard("Cannot pass a null validatorProvider to SetValidator", nameof(validatorProvider));
SetValidator(new ChildValidatorAdaptor<T,TProperty>(context => validatorProvider((T) context.InstanceToValidate, (TProperty) context.PropertyValue), typeof (TValidator)) {
RuleSets = ruleSets
});
return this;
}
/// <summary>
/// Sets the validator associated with the rule. Use with complex properties where an IValidator instance is already declared for the property type.
/// </summary>
/// <param name="validatorProvider">The validator provider to set</param>
public IRuleBuilderOptions<T,TProperty> SetValidator<TValidator>(Func<ICommonContext, TValidator> validatorProvider) where TValidator : IValidator<TProperty> {
validatorProvider.Guard("Cannot pass a null validatorProvider to SetValidator", nameof(validatorProvider));
SetValidator(new ChildValidatorAdaptor<T,TProperty>(context => validatorProvider(context), typeof (TValidator)));
return this;
}
IRuleBuilderOptions<T, TProperty> IConfigurable<PropertyRule, IRuleBuilderOptions<T, TProperty>>.Configure(Action<PropertyRule> configurator) {
configurator(Rule);
return this;
}
IRuleBuilderInitial<T, TProperty> IConfigurable<PropertyRule, IRuleBuilderInitial<T, TProperty>>.Configure(Action<PropertyRule> configurator) {
configurator(Rule);
return this;
}
IRuleBuilderInitialCollection<T, TProperty> IConfigurable<CollectionPropertyRule<T, TProperty>, IRuleBuilderInitialCollection<T, TProperty>>.Configure(Action<CollectionPropertyRule<T, TProperty>> configurator) {
configurator((CollectionPropertyRule<T, TProperty>) Rule);
return this;
}
[Obsolete("Use RuleFor(x => x.Property, transformer) instead. This method will be removed in FluentValidation 10.")]
public IRuleBuilderInitial<T, TNew> Transform<TNew>(Func<TProperty, TNew> transformationFunc) {
if (transformationFunc == null) throw new ArgumentNullException(nameof(transformationFunc));
Rule.Transformer = transformationFunc.CoerceToNonGeneric();
return new RuleBuilder<T, TNew>(Rule, ParentValidator);
}
}
internal interface IExposesParentValidator<T> {
IValidator<T> ParentValidator { get; }
}
}