Files
ent/entc/integration/ent/spec.go
Ariel Mashraki 27935a8c6c entc/gen: add <E>Loaded for <T>Edges (#319)
This helps to determine if the edge was loaded (or requested) in
eager-loading even if it's empty.
2020-01-29 11:39:19 +02:00

114 lines
3.1 KiB
Go

// Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
// This source code is licensed under the Apache 2.0 license found
// in the LICENSE file in the root directory of this source tree.
// Code generated by entc, DO NOT EDIT.
package ent
import (
"fmt"
"strconv"
"strings"
"github.com/facebookincubator/ent/dialect/sql"
"github.com/facebookincubator/ent/entc/integration/ent/spec"
)
// Spec is the model entity for the Spec schema.
type Spec struct {
config
// ID of the ent.
ID string `json:"id,omitempty"`
// Edges holds the relations/edges for other nodes in the graph.
// The values are being populated by the SpecQuery when eager-loading is set.
Edges SpecEdges `json:"edges"`
}
// SpecEdges holds the relations/edges for other nodes in the graph.
type SpecEdges struct {
// Card holds the value of the card edge.
Card []*Card
// loadedTypes holds the information for reporting if a
// type was loaded (or requested) in eager-loading or not.
loadedTypes [1]bool
}
// CardWithError returns the Card value or an error if the edge
// was not loaded in eager-loading.
func (e SpecEdges) CardWithError() ([]*Card, error) {
if e.loadedTypes[0] {
return e.Card, nil
}
return nil, &NotLoadedError{edge: "card"}
}
// scanValues returns the types for scanning values from sql.Rows.
func (*Spec) scanValues() []interface{} {
return []interface{}{
&sql.NullInt64{}, // id
}
}
// assignValues assigns the values that were returned from sql.Rows (after scanning)
// to the Spec fields.
func (s *Spec) assignValues(values ...interface{}) error {
if m, n := len(values), len(spec.Columns); m < n {
return fmt.Errorf("mismatch number of scan values: %d != %d", m, n)
}
value, ok := values[0].(*sql.NullInt64)
if !ok {
return fmt.Errorf("unexpected type %T for field id", value)
}
s.ID = strconv.FormatInt(value.Int64, 10)
values = values[1:]
return nil
}
// QueryCard queries the card edge of the Spec.
func (s *Spec) QueryCard() *CardQuery {
return (&SpecClient{s.config}).QueryCard(s)
}
// Update returns a builder for updating this Spec.
// Note that, you need to call Spec.Unwrap() before calling this method, if this Spec
// was returned from a transaction, and the transaction was committed or rolled back.
func (s *Spec) Update() *SpecUpdateOne {
return (&SpecClient{s.config}).UpdateOne(s)
}
// Unwrap unwraps the entity that was returned from a transaction after it was closed,
// so that all next queries will be executed through the driver which created the transaction.
func (s *Spec) Unwrap() *Spec {
tx, ok := s.config.driver.(*txDriver)
if !ok {
panic("ent: Spec is not a transactional entity")
}
s.config.driver = tx.drv
return s
}
// String implements the fmt.Stringer.
func (s *Spec) String() string {
var builder strings.Builder
builder.WriteString("Spec(")
builder.WriteString(fmt.Sprintf("id=%v", s.ID))
builder.WriteByte(')')
return builder.String()
}
// id returns the int representation of the ID field.
func (s *Spec) id() int {
id, _ := strconv.Atoi(s.ID)
return id
}
// Specs is a parsable slice of Spec.
type Specs []*Spec
func (s Specs) config(cfg config) {
for _i := range s {
s[_i].config = cfg
}
}