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is_email.go
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/
is_email.go
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package string
import (
"context"
"net/mail"
"github.com/hashicorp/terraform-plugin-framework-validators/helpers/validatordiag"
"github.com/hashicorp/terraform-plugin-framework/schema/validator"
)
// Ensure our implementation satisfies the validator.String interface.
var _ validator.String = &emailValidator{}
type emailValidator struct{}
func (v emailValidator) Description(_ context.Context) string {
return "value must be a valid email address"
}
func (v emailValidator) MarkdownDescription(ctx context.Context) string {
return v.Description(ctx)
}
func (v emailValidator) ValidateString(ctx context.Context, request validator.StringRequest, response *validator.StringResponse) {
if request.ConfigValue.IsNull() || request.ConfigValue.IsUnknown() {
return
}
value := request.ConfigValue.ValueString()
_, err := mail.ParseAddress(value)
if err != nil {
response.Diagnostics.Append(validatordiag.InvalidAttributeValueMatchDiagnostic(
request.Path,
v.Description(ctx),
value,
))
}
}
func IsEmail() validator.String {
return emailValidator{}
}