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- // Code generated by entc, DO NOT EDIT.
- package ent
- import (
- "context"
- "errors"
- "fmt"
- "math"
- "code.osinet.fr/fgm/go__ent_demo/ent/car"
- "code.osinet.fr/fgm/go__ent_demo/ent/predicate"
- "code.osinet.fr/fgm/go__ent_demo/ent/user"
- "entgo.io/ent/dialect/sql"
- "entgo.io/ent/dialect/sql/sqlgraph"
- "entgo.io/ent/schema/field"
- )
- // CarQuery is the builder for querying Car entities.
- type CarQuery struct {
- config
- limit *int
- offset *int
- unique *bool
- order []OrderFunc
- fields []string
- predicates []predicate.Car
- // eager-loading edges.
- withOwner *UserQuery
- withFKs bool
- // intermediate query (i.e. traversal path).
- sql *sql.Selector
- path func(context.Context) (*sql.Selector, error)
- }
- // Where adds a new predicate for the CarQuery builder.
- func (cq *CarQuery) Where(ps ...predicate.Car) *CarQuery {
- cq.predicates = append(cq.predicates, ps...)
- return cq
- }
- // Limit adds a limit step to the query.
- func (cq *CarQuery) Limit(limit int) *CarQuery {
- cq.limit = &limit
- return cq
- }
- // Offset adds an offset step to the query.
- func (cq *CarQuery) Offset(offset int) *CarQuery {
- cq.offset = &offset
- return cq
- }
- // Unique configures the query builder to filter duplicate records on query.
- // By default, unique is set to true, and can be disabled using this method.
- func (cq *CarQuery) Unique(unique bool) *CarQuery {
- cq.unique = &unique
- return cq
- }
- // Order adds an order step to the query.
- func (cq *CarQuery) Order(o ...OrderFunc) *CarQuery {
- cq.order = append(cq.order, o...)
- return cq
- }
- // QueryOwner chains the current query on the "owner" edge.
- func (cq *CarQuery) QueryOwner() *UserQuery {
- query := &UserQuery{config: cq.config}
- query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
- if err := cq.prepareQuery(ctx); err != nil {
- return nil, err
- }
- selector := cq.sqlQuery(ctx)
- if err := selector.Err(); err != nil {
- return nil, err
- }
- step := sqlgraph.NewStep(
- sqlgraph.From(car.Table, car.FieldID, selector),
- sqlgraph.To(user.Table, user.FieldID),
- sqlgraph.Edge(sqlgraph.M2O, true, car.OwnerTable, car.OwnerColumn),
- )
- fromU = sqlgraph.SetNeighbors(cq.driver.Dialect(), step)
- return fromU, nil
- }
- return query
- }
- // First returns the first Car entity from the query.
- // Returns a *NotFoundError when no Car was found.
- func (cq *CarQuery) First(ctx context.Context) (*Car, error) {
- nodes, err := cq.Limit(1).All(ctx)
- if err != nil {
- return nil, err
- }
- if len(nodes) == 0 {
- return nil, &NotFoundError{car.Label}
- }
- return nodes[0], nil
- }
- // FirstX is like First, but panics if an error occurs.
- func (cq *CarQuery) FirstX(ctx context.Context) *Car {
- node, err := cq.First(ctx)
- if err != nil && !IsNotFound(err) {
- panic(err)
- }
- return node
- }
- // FirstID returns the first Car ID from the query.
- // Returns a *NotFoundError when no Car ID was found.
- func (cq *CarQuery) FirstID(ctx context.Context) (id int, err error) {
- var ids []int
- if ids, err = cq.Limit(1).IDs(ctx); err != nil {
- return
- }
- if len(ids) == 0 {
- err = &NotFoundError{car.Label}
- return
- }
- return ids[0], nil
- }
- // FirstIDX is like FirstID, but panics if an error occurs.
- func (cq *CarQuery) FirstIDX(ctx context.Context) int {
- id, err := cq.FirstID(ctx)
- if err != nil && !IsNotFound(err) {
- panic(err)
- }
- return id
- }
- // Only returns a single Car entity found by the query, ensuring it only returns one.
- // Returns a *NotSingularError when more than one Car entity is found.
- // Returns a *NotFoundError when no Car entities are found.
- func (cq *CarQuery) Only(ctx context.Context) (*Car, error) {
- nodes, err := cq.Limit(2).All(ctx)
- if err != nil {
- return nil, err
- }
- switch len(nodes) {
- case 1:
- return nodes[0], nil
- case 0:
- return nil, &NotFoundError{car.Label}
- default:
- return nil, &NotSingularError{car.Label}
- }
- }
- // OnlyX is like Only, but panics if an error occurs.
- func (cq *CarQuery) OnlyX(ctx context.Context) *Car {
- node, err := cq.Only(ctx)
- if err != nil {
- panic(err)
- }
- return node
- }
- // OnlyID is like Only, but returns the only Car ID in the query.
- // Returns a *NotSingularError when more than one Car ID is found.
- // Returns a *NotFoundError when no entities are found.
- func (cq *CarQuery) OnlyID(ctx context.Context) (id int, err error) {
- var ids []int
- if ids, err = cq.Limit(2).IDs(ctx); err != nil {
- return
- }
- switch len(ids) {
- case 1:
- id = ids[0]
- case 0:
- err = &NotFoundError{car.Label}
- default:
- err = &NotSingularError{car.Label}
- }
- return
- }
- // OnlyIDX is like OnlyID, but panics if an error occurs.
- func (cq *CarQuery) OnlyIDX(ctx context.Context) int {
- id, err := cq.OnlyID(ctx)
- if err != nil {
- panic(err)
- }
- return id
- }
- // All executes the query and returns a list of Cars.
- func (cq *CarQuery) All(ctx context.Context) ([]*Car, error) {
- if err := cq.prepareQuery(ctx); err != nil {
- return nil, err
- }
- return cq.sqlAll(ctx)
- }
- // AllX is like All, but panics if an error occurs.
- func (cq *CarQuery) AllX(ctx context.Context) []*Car {
- nodes, err := cq.All(ctx)
- if err != nil {
- panic(err)
- }
- return nodes
- }
- // IDs executes the query and returns a list of Car IDs.
- func (cq *CarQuery) IDs(ctx context.Context) ([]int, error) {
- var ids []int
- if err := cq.Select(car.FieldID).Scan(ctx, &ids); err != nil {
- return nil, err
- }
- return ids, nil
- }
- // IDsX is like IDs, but panics if an error occurs.
- func (cq *CarQuery) IDsX(ctx context.Context) []int {
- ids, err := cq.IDs(ctx)
- if err != nil {
- panic(err)
- }
- return ids
- }
- // Count returns the count of the given query.
- func (cq *CarQuery) Count(ctx context.Context) (int, error) {
- if err := cq.prepareQuery(ctx); err != nil {
- return 0, err
- }
- return cq.sqlCount(ctx)
- }
- // CountX is like Count, but panics if an error occurs.
- func (cq *CarQuery) CountX(ctx context.Context) int {
- count, err := cq.Count(ctx)
- if err != nil {
- panic(err)
- }
- return count
- }
- // Exist returns true if the query has elements in the graph.
- func (cq *CarQuery) Exist(ctx context.Context) (bool, error) {
- if err := cq.prepareQuery(ctx); err != nil {
- return false, err
- }
- return cq.sqlExist(ctx)
- }
- // ExistX is like Exist, but panics if an error occurs.
- func (cq *CarQuery) ExistX(ctx context.Context) bool {
- exist, err := cq.Exist(ctx)
- if err != nil {
- panic(err)
- }
- return exist
- }
- // Clone returns a duplicate of the CarQuery builder, including all associated steps. It can be
- // used to prepare common query builders and use them differently after the clone is made.
- func (cq *CarQuery) Clone() *CarQuery {
- if cq == nil {
- return nil
- }
- return &CarQuery{
- config: cq.config,
- limit: cq.limit,
- offset: cq.offset,
- order: append([]OrderFunc{}, cq.order...),
- predicates: append([]predicate.Car{}, cq.predicates...),
- withOwner: cq.withOwner.Clone(),
- // clone intermediate query.
- sql: cq.sql.Clone(),
- path: cq.path,
- unique: cq.unique,
- }
- }
- // WithOwner tells the query-builder to eager-load the nodes that are connected to
- // the "owner" edge. The optional arguments are used to configure the query builder of the edge.
- func (cq *CarQuery) WithOwner(opts ...func(*UserQuery)) *CarQuery {
- query := &UserQuery{config: cq.config}
- for _, opt := range opts {
- opt(query)
- }
- cq.withOwner = query
- return cq
- }
- // GroupBy is used to group vertices by one or more fields/columns.
- // It is often used with aggregate functions, like: count, max, mean, min, sum.
- //
- // Example:
- //
- // var v []struct {
- // Model string `json:"model,omitempty"`
- // Count int `json:"count,omitempty"`
- // }
- //
- // client.Car.Query().
- // GroupBy(car.FieldModel).
- // Aggregate(ent.Count()).
- // Scan(ctx, &v)
- //
- func (cq *CarQuery) GroupBy(field string, fields ...string) *CarGroupBy {
- group := &CarGroupBy{config: cq.config}
- group.fields = append([]string{field}, fields...)
- group.path = func(ctx context.Context) (prev *sql.Selector, err error) {
- if err := cq.prepareQuery(ctx); err != nil {
- return nil, err
- }
- return cq.sqlQuery(ctx), nil
- }
- return group
- }
- // Select allows the selection one or more fields/columns for the given query,
- // instead of selecting all fields in the entity.
- //
- // Example:
- //
- // var v []struct {
- // Model string `json:"model,omitempty"`
- // }
- //
- // client.Car.Query().
- // Select(car.FieldModel).
- // Scan(ctx, &v)
- //
- func (cq *CarQuery) Select(fields ...string) *CarSelect {
- cq.fields = append(cq.fields, fields...)
- return &CarSelect{CarQuery: cq}
- }
- func (cq *CarQuery) prepareQuery(ctx context.Context) error {
- for _, f := range cq.fields {
- if !car.ValidColumn(f) {
- return &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
- }
- }
- if cq.path != nil {
- prev, err := cq.path(ctx)
- if err != nil {
- return err
- }
- cq.sql = prev
- }
- return nil
- }
- func (cq *CarQuery) sqlAll(ctx context.Context) ([]*Car, error) {
- var (
- nodes = []*Car{}
- withFKs = cq.withFKs
- _spec = cq.querySpec()
- loadedTypes = [1]bool{
- cq.withOwner != nil,
- }
- )
- if cq.withOwner != nil {
- withFKs = true
- }
- if withFKs {
- _spec.Node.Columns = append(_spec.Node.Columns, car.ForeignKeys...)
- }
- _spec.ScanValues = func(columns []string) ([]interface{}, error) {
- node := &Car{config: cq.config}
- nodes = append(nodes, node)
- return node.scanValues(columns)
- }
- _spec.Assign = func(columns []string, values []interface{}) error {
- if len(nodes) == 0 {
- return fmt.Errorf("ent: Assign called without calling ScanValues")
- }
- node := nodes[len(nodes)-1]
- node.Edges.loadedTypes = loadedTypes
- return node.assignValues(columns, values)
- }
- if err := sqlgraph.QueryNodes(ctx, cq.driver, _spec); err != nil {
- return nil, err
- }
- if len(nodes) == 0 {
- return nodes, nil
- }
- if query := cq.withOwner; query != nil {
- ids := make([]int, 0, len(nodes))
- nodeids := make(map[int][]*Car)
- for i := range nodes {
- if nodes[i].user_cars == nil {
- continue
- }
- fk := *nodes[i].user_cars
- if _, ok := nodeids[fk]; !ok {
- ids = append(ids, fk)
- }
- nodeids[fk] = append(nodeids[fk], nodes[i])
- }
- query.Where(user.IDIn(ids...))
- neighbors, err := query.All(ctx)
- if err != nil {
- return nil, err
- }
- for _, n := range neighbors {
- nodes, ok := nodeids[n.ID]
- if !ok {
- return nil, fmt.Errorf(`unexpected foreign-key "user_cars" returned %v`, n.ID)
- }
- for i := range nodes {
- nodes[i].Edges.Owner = n
- }
- }
- }
- return nodes, nil
- }
- func (cq *CarQuery) sqlCount(ctx context.Context) (int, error) {
- _spec := cq.querySpec()
- _spec.Node.Columns = cq.fields
- if len(cq.fields) > 0 {
- _spec.Unique = cq.unique != nil && *cq.unique
- }
- return sqlgraph.CountNodes(ctx, cq.driver, _spec)
- }
- func (cq *CarQuery) sqlExist(ctx context.Context) (bool, error) {
- n, err := cq.sqlCount(ctx)
- if err != nil {
- return false, fmt.Errorf("ent: check existence: %w", err)
- }
- return n > 0, nil
- }
- func (cq *CarQuery) querySpec() *sqlgraph.QuerySpec {
- _spec := &sqlgraph.QuerySpec{
- Node: &sqlgraph.NodeSpec{
- Table: car.Table,
- Columns: car.Columns,
- ID: &sqlgraph.FieldSpec{
- Type: field.TypeInt,
- Column: car.FieldID,
- },
- },
- From: cq.sql,
- Unique: true,
- }
- if unique := cq.unique; unique != nil {
- _spec.Unique = *unique
- }
- if fields := cq.fields; len(fields) > 0 {
- _spec.Node.Columns = make([]string, 0, len(fields))
- _spec.Node.Columns = append(_spec.Node.Columns, car.FieldID)
- for i := range fields {
- if fields[i] != car.FieldID {
- _spec.Node.Columns = append(_spec.Node.Columns, fields[i])
- }
- }
- }
- if ps := cq.predicates; len(ps) > 0 {
- _spec.Predicate = func(selector *sql.Selector) {
- for i := range ps {
- ps[i](selector)
- }
- }
- }
- if limit := cq.limit; limit != nil {
- _spec.Limit = *limit
- }
- if offset := cq.offset; offset != nil {
- _spec.Offset = *offset
- }
- if ps := cq.order; len(ps) > 0 {
- _spec.Order = func(selector *sql.Selector) {
- for i := range ps {
- ps[i](selector)
- }
- }
- }
- return _spec
- }
- func (cq *CarQuery) sqlQuery(ctx context.Context) *sql.Selector {
- builder := sql.Dialect(cq.driver.Dialect())
- t1 := builder.Table(car.Table)
- columns := cq.fields
- if len(columns) == 0 {
- columns = car.Columns
- }
- selector := builder.Select(t1.Columns(columns...)...).From(t1)
- if cq.sql != nil {
- selector = cq.sql
- selector.Select(selector.Columns(columns...)...)
- }
- if cq.unique != nil && *cq.unique {
- selector.Distinct()
- }
- for _, p := range cq.predicates {
- p(selector)
- }
- for _, p := range cq.order {
- p(selector)
- }
- if offset := cq.offset; offset != nil {
- // limit is mandatory for offset clause. We start
- // with default value, and override it below if needed.
- selector.Offset(*offset).Limit(math.MaxInt32)
- }
- if limit := cq.limit; limit != nil {
- selector.Limit(*limit)
- }
- return selector
- }
- // CarGroupBy is the group-by builder for Car entities.
- type CarGroupBy struct {
- config
- fields []string
- fns []AggregateFunc
- // intermediate query (i.e. traversal path).
- sql *sql.Selector
- path func(context.Context) (*sql.Selector, error)
- }
- // Aggregate adds the given aggregation functions to the group-by query.
- func (cgb *CarGroupBy) Aggregate(fns ...AggregateFunc) *CarGroupBy {
- cgb.fns = append(cgb.fns, fns...)
- return cgb
- }
- // Scan applies the group-by query and scans the result into the given value.
- func (cgb *CarGroupBy) Scan(ctx context.Context, v interface{}) error {
- query, err := cgb.path(ctx)
- if err != nil {
- return err
- }
- cgb.sql = query
- return cgb.sqlScan(ctx, v)
- }
- // ScanX is like Scan, but panics if an error occurs.
- func (cgb *CarGroupBy) ScanX(ctx context.Context, v interface{}) {
- if err := cgb.Scan(ctx, v); err != nil {
- panic(err)
- }
- }
- // Strings returns list of strings from group-by.
- // It is only allowed when executing a group-by query with one field.
- func (cgb *CarGroupBy) Strings(ctx context.Context) ([]string, error) {
- if len(cgb.fields) > 1 {
- return nil, errors.New("ent: CarGroupBy.Strings is not achievable when grouping more than 1 field")
- }
- var v []string
- if err := cgb.Scan(ctx, &v); err != nil {
- return nil, err
- }
- return v, nil
- }
- // StringsX is like Strings, but panics if an error occurs.
- func (cgb *CarGroupBy) StringsX(ctx context.Context) []string {
- v, err := cgb.Strings(ctx)
- if err != nil {
- panic(err)
- }
- return v
- }
- // String returns a single string from a group-by query.
- // It is only allowed when executing a group-by query with one field.
- func (cgb *CarGroupBy) String(ctx context.Context) (_ string, err error) {
- var v []string
- if v, err = cgb.Strings(ctx); err != nil {
- return
- }
- switch len(v) {
- case 1:
- return v[0], nil
- case 0:
- err = &NotFoundError{car.Label}
- default:
- err = fmt.Errorf("ent: CarGroupBy.Strings returned %d results when one was expected", len(v))
- }
- return
- }
- // StringX is like String, but panics if an error occurs.
- func (cgb *CarGroupBy) StringX(ctx context.Context) string {
- v, err := cgb.String(ctx)
- if err != nil {
- panic(err)
- }
- return v
- }
- // Ints returns list of ints from group-by.
- // It is only allowed when executing a group-by query with one field.
- func (cgb *CarGroupBy) Ints(ctx context.Context) ([]int, error) {
- if len(cgb.fields) > 1 {
- return nil, errors.New("ent: CarGroupBy.Ints is not achievable when grouping more than 1 field")
- }
- var v []int
- if err := cgb.Scan(ctx, &v); err != nil {
- return nil, err
- }
- return v, nil
- }
- // IntsX is like Ints, but panics if an error occurs.
- func (cgb *CarGroupBy) IntsX(ctx context.Context) []int {
- v, err := cgb.Ints(ctx)
- if err != nil {
- panic(err)
- }
- return v
- }
- // Int returns a single int from a group-by query.
- // It is only allowed when executing a group-by query with one field.
- func (cgb *CarGroupBy) Int(ctx context.Context) (_ int, err error) {
- var v []int
- if v, err = cgb.Ints(ctx); err != nil {
- return
- }
- switch len(v) {
- case 1:
- return v[0], nil
- case 0:
- err = &NotFoundError{car.Label}
- default:
- err = fmt.Errorf("ent: CarGroupBy.Ints returned %d results when one was expected", len(v))
- }
- return
- }
- // IntX is like Int, but panics if an error occurs.
- func (cgb *CarGroupBy) IntX(ctx context.Context) int {
- v, err := cgb.Int(ctx)
- if err != nil {
- panic(err)
- }
- return v
- }
- // Float64s returns list of float64s from group-by.
- // It is only allowed when executing a group-by query with one field.
- func (cgb *CarGroupBy) Float64s(ctx context.Context) ([]float64, error) {
- if len(cgb.fields) > 1 {
- return nil, errors.New("ent: CarGroupBy.Float64s is not achievable when grouping more than 1 field")
- }
- var v []float64
- if err := cgb.Scan(ctx, &v); err != nil {
- return nil, err
- }
- return v, nil
- }
- // Float64sX is like Float64s, but panics if an error occurs.
- func (cgb *CarGroupBy) Float64sX(ctx context.Context) []float64 {
- v, err := cgb.Float64s(ctx)
- if err != nil {
- panic(err)
- }
- return v
- }
- // Float64 returns a single float64 from a group-by query.
- // It is only allowed when executing a group-by query with one field.
- func (cgb *CarGroupBy) Float64(ctx context.Context) (_ float64, err error) {
- var v []float64
- if v, err = cgb.Float64s(ctx); err != nil {
- return
- }
- switch len(v) {
- case 1:
- return v[0], nil
- case 0:
- err = &NotFoundError{car.Label}
- default:
- err = fmt.Errorf("ent: CarGroupBy.Float64s returned %d results when one was expected", len(v))
- }
- return
- }
- // Float64X is like Float64, but panics if an error occurs.
- func (cgb *CarGroupBy) Float64X(ctx context.Context) float64 {
- v, err := cgb.Float64(ctx)
- if err != nil {
- panic(err)
- }
- return v
- }
- // Bools returns list of bools from group-by.
- // It is only allowed when executing a group-by query with one field.
- func (cgb *CarGroupBy) Bools(ctx context.Context) ([]bool, error) {
- if len(cgb.fields) > 1 {
- return nil, errors.New("ent: CarGroupBy.Bools is not achievable when grouping more than 1 field")
- }
- var v []bool
- if err := cgb.Scan(ctx, &v); err != nil {
- return nil, err
- }
- return v, nil
- }
- // BoolsX is like Bools, but panics if an error occurs.
- func (cgb *CarGroupBy) BoolsX(ctx context.Context) []bool {
- v, err := cgb.Bools(ctx)
- if err != nil {
- panic(err)
- }
- return v
- }
- // Bool returns a single bool from a group-by query.
- // It is only allowed when executing a group-by query with one field.
- func (cgb *CarGroupBy) Bool(ctx context.Context) (_ bool, err error) {
- var v []bool
- if v, err = cgb.Bools(ctx); err != nil {
- return
- }
- switch len(v) {
- case 1:
- return v[0], nil
- case 0:
- err = &NotFoundError{car.Label}
- default:
- err = fmt.Errorf("ent: CarGroupBy.Bools returned %d results when one was expected", len(v))
- }
- return
- }
- // BoolX is like Bool, but panics if an error occurs.
- func (cgb *CarGroupBy) BoolX(ctx context.Context) bool {
- v, err := cgb.Bool(ctx)
- if err != nil {
- panic(err)
- }
- return v
- }
- func (cgb *CarGroupBy) sqlScan(ctx context.Context, v interface{}) error {
- for _, f := range cgb.fields {
- if !car.ValidColumn(f) {
- return &ValidationError{Name: f, err: fmt.Errorf("invalid field %q for group-by", f)}
- }
- }
- selector := cgb.sqlQuery()
- if err := selector.Err(); err != nil {
- return err
- }
- rows := &sql.Rows{}
- query, args := selector.Query()
- if err := cgb.driver.Query(ctx, query, args, rows); err != nil {
- return err
- }
- defer rows.Close()
- return sql.ScanSlice(rows, v)
- }
- func (cgb *CarGroupBy) sqlQuery() *sql.Selector {
- selector := cgb.sql.Select()
- aggregation := make([]string, 0, len(cgb.fns))
- for _, fn := range cgb.fns {
- aggregation = append(aggregation, fn(selector))
- }
- // If no columns were selected in a custom aggregation function, the default
- // selection is the fields used for "group-by", and the aggregation functions.
- if len(selector.SelectedColumns()) == 0 {
- columns := make([]string, 0, len(cgb.fields)+len(cgb.fns))
- for _, f := range cgb.fields {
- columns = append(columns, selector.C(f))
- }
- columns = append(columns, aggregation...)
- selector.Select(columns...)
- }
- return selector.GroupBy(selector.Columns(cgb.fields...)...)
- }
- // CarSelect is the builder for selecting fields of Car entities.
- type CarSelect struct {
- *CarQuery
- // intermediate query (i.e. traversal path).
- sql *sql.Selector
- }
- // Scan applies the selector query and scans the result into the given value.
- func (cs *CarSelect) Scan(ctx context.Context, v interface{}) error {
- if err := cs.prepareQuery(ctx); err != nil {
- return err
- }
- cs.sql = cs.CarQuery.sqlQuery(ctx)
- return cs.sqlScan(ctx, v)
- }
- // ScanX is like Scan, but panics if an error occurs.
- func (cs *CarSelect) ScanX(ctx context.Context, v interface{}) {
- if err := cs.Scan(ctx, v); err != nil {
- panic(err)
- }
- }
- // Strings returns list of strings from a selector. It is only allowed when selecting one field.
- func (cs *CarSelect) Strings(ctx context.Context) ([]string, error) {
- if len(cs.fields) > 1 {
- return nil, errors.New("ent: CarSelect.Strings is not achievable when selecting more than 1 field")
- }
- var v []string
- if err := cs.Scan(ctx, &v); err != nil {
- return nil, err
- }
- return v, nil
- }
- // StringsX is like Strings, but panics if an error occurs.
- func (cs *CarSelect) StringsX(ctx context.Context) []string {
- v, err := cs.Strings(ctx)
- if err != nil {
- panic(err)
- }
- return v
- }
- // String returns a single string from a selector. It is only allowed when selecting one field.
- func (cs *CarSelect) String(ctx context.Context) (_ string, err error) {
- var v []string
- if v, err = cs.Strings(ctx); err != nil {
- return
- }
- switch len(v) {
- case 1:
- return v[0], nil
- case 0:
- err = &NotFoundError{car.Label}
- default:
- err = fmt.Errorf("ent: CarSelect.Strings returned %d results when one was expected", len(v))
- }
- return
- }
- // StringX is like String, but panics if an error occurs.
- func (cs *CarSelect) StringX(ctx context.Context) string {
- v, err := cs.String(ctx)
- if err != nil {
- panic(err)
- }
- return v
- }
- // Ints returns list of ints from a selector. It is only allowed when selecting one field.
- func (cs *CarSelect) Ints(ctx context.Context) ([]int, error) {
- if len(cs.fields) > 1 {
- return nil, errors.New("ent: CarSelect.Ints is not achievable when selecting more than 1 field")
- }
- var v []int
- if err := cs.Scan(ctx, &v); err != nil {
- return nil, err
- }
- return v, nil
- }
- // IntsX is like Ints, but panics if an error occurs.
- func (cs *CarSelect) IntsX(ctx context.Context) []int {
- v, err := cs.Ints(ctx)
- if err != nil {
- panic(err)
- }
- return v
- }
- // Int returns a single int from a selector. It is only allowed when selecting one field.
- func (cs *CarSelect) Int(ctx context.Context) (_ int, err error) {
- var v []int
- if v, err = cs.Ints(ctx); err != nil {
- return
- }
- switch len(v) {
- case 1:
- return v[0], nil
- case 0:
- err = &NotFoundError{car.Label}
- default:
- err = fmt.Errorf("ent: CarSelect.Ints returned %d results when one was expected", len(v))
- }
- return
- }
- // IntX is like Int, but panics if an error occurs.
- func (cs *CarSelect) IntX(ctx context.Context) int {
- v, err := cs.Int(ctx)
- if err != nil {
- panic(err)
- }
- return v
- }
- // Float64s returns list of float64s from a selector. It is only allowed when selecting one field.
- func (cs *CarSelect) Float64s(ctx context.Context) ([]float64, error) {
- if len(cs.fields) > 1 {
- return nil, errors.New("ent: CarSelect.Float64s is not achievable when selecting more than 1 field")
- }
- var v []float64
- if err := cs.Scan(ctx, &v); err != nil {
- return nil, err
- }
- return v, nil
- }
- // Float64sX is like Float64s, but panics if an error occurs.
- func (cs *CarSelect) Float64sX(ctx context.Context) []float64 {
- v, err := cs.Float64s(ctx)
- if err != nil {
- panic(err)
- }
- return v
- }
- // Float64 returns a single float64 from a selector. It is only allowed when selecting one field.
- func (cs *CarSelect) Float64(ctx context.Context) (_ float64, err error) {
- var v []float64
- if v, err = cs.Float64s(ctx); err != nil {
- return
- }
- switch len(v) {
- case 1:
- return v[0], nil
- case 0:
- err = &NotFoundError{car.Label}
- default:
- err = fmt.Errorf("ent: CarSelect.Float64s returned %d results when one was expected", len(v))
- }
- return
- }
- // Float64X is like Float64, but panics if an error occurs.
- func (cs *CarSelect) Float64X(ctx context.Context) float64 {
- v, err := cs.Float64(ctx)
- if err != nil {
- panic(err)
- }
- return v
- }
- // Bools returns list of bools from a selector. It is only allowed when selecting one field.
- func (cs *CarSelect) Bools(ctx context.Context) ([]bool, error) {
- if len(cs.fields) > 1 {
- return nil, errors.New("ent: CarSelect.Bools is not achievable when selecting more than 1 field")
- }
- var v []bool
- if err := cs.Scan(ctx, &v); err != nil {
- return nil, err
- }
- return v, nil
- }
- // BoolsX is like Bools, but panics if an error occurs.
- func (cs *CarSelect) BoolsX(ctx context.Context) []bool {
- v, err := cs.Bools(ctx)
- if err != nil {
- panic(err)
- }
- return v
- }
- // Bool returns a single bool from a selector. It is only allowed when selecting one field.
- func (cs *CarSelect) Bool(ctx context.Context) (_ bool, err error) {
- var v []bool
- if v, err = cs.Bools(ctx); err != nil {
- return
- }
- switch len(v) {
- case 1:
- return v[0], nil
- case 0:
- err = &NotFoundError{car.Label}
- default:
- err = fmt.Errorf("ent: CarSelect.Bools returned %d results when one was expected", len(v))
- }
- return
- }
- // BoolX is like Bool, but panics if an error occurs.
- func (cs *CarSelect) BoolX(ctx context.Context) bool {
- v, err := cs.Bool(ctx)
- if err != nil {
- panic(err)
- }
- return v
- }
- func (cs *CarSelect) sqlScan(ctx context.Context, v interface{}) error {
- rows := &sql.Rows{}
- query, args := cs.sql.Query()
- if err := cs.driver.Query(ctx, query, args, rows); err != nil {
- return err
- }
- defer rows.Close()
- return sql.ScanSlice(rows, v)
- }
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