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test/fixedbugs/issue73309b.go
88 строк
1 KB
Cuong Manh Le
test: add another regression test for issue 73309
04 июн 2025, 17:40
04 июн 2025, 17:40
1f2a4d1
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// compile // Copyright 2025 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package main type Unsigned interface { ~uint | ~uint8 | ~uint16 | ~uint32 | ~uint64 | ~uintptr } // a Validator instance type Validator []Validable type Numeric interface { ~int | ~int8 | ~int16 | ~int32 | ~int64 | ~float32 | ~float64 } func (v Validator) Valid() bool { for _, field := range v { if !field.Validate() { return false } } return true } type Validable interface { Validate() bool } type FieldDef[T any] struct { value T rules []Rule[T] } func (f FieldDef[T]) Validate() bool { for _, rule := range f.rules { if !rule(f) { return false } } return true } type Rule[T any] = func(FieldDef[T]) bool func Field[T any](value T, rules ...Rule[T]) *FieldDef[T] { return &FieldDef[T]{value: value, rules: rules} } type StringRule = Rule[string] type NumericRule[T Numeric] = Rule[T] type UnsignedRule[T Unsigned] = Rule[T] func MinS(n int) StringRule { return func(fd FieldDef[string]) bool { return len(fd.value) < n } } func MinD[T Numeric](n T) NumericRule[T] { return func(fd FieldDef[T]) bool { return fd.value < n } } func MinU[T Unsigned](n T) UnsignedRule[T] { return func(fd FieldDef[T]) bool { return fd.value < n } } func main() { v := Validator{ Field("test", MinS(5)), } if !v.Valid() { println("invalid") return } println("valid") }