pvalidator

Description:

pvalidator

A simple package to validate inputs in flutter.



Features #
Avaliable rules

Accept values: list of accepted values
Date: test with DateTime.tryParse
Email: email validate
Max numeric: check max number
Max string: check max string size
Min numeric: check min number
Min string: check min string size
Numeric: check value is numeric
Regexp: validate with regular expression
Required: check if exist value
Requiredif: check if exist value if
Same: value must be same
Size string: value size check
Minimum date time: parse string and check is date is after the minimum
maximum date time: parse string and check is date is before the maximum
Size string: value size check
Integer: check value is a integer
Only one: check if only one value was entered

packages.yaml #
pvalidator: <lastest version>
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Usage #
Mandatory field validation example:
TextFormField(
validator: (string) {
return PValidator([
PRuleRequired(string),
]).val();
},
)
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PValidator is the master class. PRuleRequired is the validate rule. Set one or more rules to validate.
Validate with multiple rules:
TextFormField(
validator: (string) {
return PValidator([
PRuleRequired(string),
PRuleSizeString(string, 5),
]).val();
},
)
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Create your custom rule
import 'package:pvalidator/src/rules/rule.dart';

class MyCustomRule implements Rule {
String? _value;
String message;

MyCustomRule(this._value, {this.message = "Value must be equal test"});

@override
String? validate() {
if (_value == null || _value?.trim().length == 0) {
return null;
} else if (_value != "test") {
return message;
} else {
return null;
}
}
}
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