36 lines
860 B
Go
36 lines
860 B
Go
package utils
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import (
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"reflect"
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"strings"
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"github.com/go-playground/validator/v10"
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)
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// NewValidator func for create a new validator for model fields.
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func NewValidator() *validator.Validate {
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// Create a new validator for a Book model.
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validate := validator.New()
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// RegisterTagNameFunc registers a function to get alternate names for StructFields.
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// eg. Title become title, CreatedAt become created_at
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validate.RegisterTagNameFunc(func(fld reflect.StructField) string {
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name := strings.SplitN(fld.Tag.Get("json"), ",", 2)[0]
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if name == "-" {
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return ""
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}
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return name
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})
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// Custom validation for uuid.UUID fields.
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/*_ = validate.RegisterValidation("uuid", func(fl validator.FieldLevel) bool {
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field := fl.Field().String()
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if _, err := uuid.Parse(field); err != nil {
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return true
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}
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return false
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})*/
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return validate
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}
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