Documentation

Index

Constants

const (
	// Operation types.
	OpCreate    = ent.OpCreate
	OpDelete    = ent.OpDelete
	OpDeleteOne = ent.OpDeleteOne
	OpUpdate    = ent.OpUpdate
	OpUpdateOne = ent.OpUpdateOne

	// Node types.
	TypeCard = "Card"
	TypeUser = "User"
)

Variables

This section is empty.

Functions

func IsConstraintError

func IsConstraintError(err error) bool

IsConstraintError returns a boolean indicating whether the error is a constraint failure.

func IsNotFound

func IsNotFound(err error) bool

IsNotFound returns a boolean indicating whether the error is a not found error.

func IsNotLoaded

func IsNotLoaded(err error) bool

IsNotLoaded returns a boolean indicating whether the error is a not loaded error.

func IsNotSingular

func IsNotSingular(err error) bool

IsNotSingular returns a boolean indicating whether the error is a not singular error.

func IsValidationError

func IsValidationError(err error) bool

IsValidationError returns a boolean indicating whether the error is a validaton error.

func MaskNotFound

func MaskNotFound(err error) error

MaskNotFound masks not found error.

func NewContext

func NewContext(parent context.Context, c *Client) context.Context

NewContext returns a new context with the given Client attached.

func NewTxContext

func NewTxContext(parent context.Context, tx *Tx) context.Context

NewTxContext returns a new context with the given Client attached.

Types

type AggregateFunc

type AggregateFunc func(*sql.Selector, func(string) bool) string

AggregateFunc applies an aggregation step on the group-by traversal/selector.

func As

func As(fn AggregateFunc, end string) AggregateFunc

As is a pseudo aggregation function for renaming another other functions with custom names. For example:

GroupBy(field1, field2).
Aggregate(ent.As(ent.Sum(field1), "sum_field1"), (ent.As(ent.Sum(field2), "sum_field2")).
Scan(ctx, &v)

func Count

func Count() AggregateFunc

Count applies the "count" aggregation function on each group.

func Max

func Max(field string) AggregateFunc

Max applies the "max" aggregation function on the given field of each group.

func Mean

func Mean(field string) AggregateFunc

Mean applies the "mean" aggregation function on the given field of each group.

func Min

func Min(field string) AggregateFunc

Min applies the "min" aggregation function on the given field of each group.

func Sum

func Sum(field string) AggregateFunc

Sum applies the "sum" aggregation function on the given field of each group.

type Card

type Card struct {

	// ID of the ent.
	ID int `json:"id,omitempty"`
	// Expired holds the value of the "expired" field.
	Expired time.Time `json:"expired,omitempty"`
	// Number holds the value of the "number" field.
	Number string `json:"number,omitempty"`
	// Edges holds the relations/edges for other nodes in the graph.
	// The values are being populated by the CardQuery when eager-loading is set.
	Edges CardEdges `json:"edges"`
	// contains filtered or unexported fields
}

Card is the model entity for the Card schema.

func (*Card) QueryOwner

func (c *Card) QueryOwner() *UserQuery

QueryOwner queries the owner edge of the Card.

func (*Card) String

func (c *Card) String() string

String implements the fmt.Stringer.

func (*Card) Unwrap

func (c *Card) Unwrap() *Card

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 (*Card) Update

func (c *Card) Update() *CardUpdateOne

Update returns a builder for updating this Card. Note that, you need to call Card.Unwrap() before calling this method, if this Card was returned from a transaction, and the transaction was committed or rolled back.

type CardClient

type CardClient struct {
	// contains filtered or unexported fields
}

CardClient is a client for the Card schema.

func NewCardClient

func NewCardClient(c config) *CardClient

NewCardClient returns a client for the Card from the given config.

func (*CardClient) Create

func (c *CardClient) Create() *CardCreate

Create returns a create builder for Card.

func (*CardClient) CreateBulk

func (c *CardClient) CreateBulk(builders ...*CardCreate) *CardCreateBulk

BulkCreate returns a builder for creating a bulk of Card entities.

func (*CardClient) Delete

func (c *CardClient) Delete() *CardDelete

Delete returns a delete builder for Card.

func (*CardClient) DeleteOne

func (c *CardClient) DeleteOne(ca *Card) *CardDeleteOne

DeleteOne returns a delete builder for the given entity.

func (*CardClient) DeleteOneID

func (c *CardClient) DeleteOneID(id int) *CardDeleteOne

DeleteOneID returns a delete builder for the given id.

func (*CardClient) Get

func (c *CardClient) Get(ctx context.Context, id int) (*Card, error)

Get returns a Card entity by its id.

func (*CardClient) GetX

func (c *CardClient) GetX(ctx context.Context, id int) *Card

GetX is like Get, but panics if an error occurs.

func (*CardClient) Hooks

func (c *CardClient) Hooks() []Hook

Hooks returns the client hooks.

func (*CardClient) Query

func (c *CardClient) Query() *CardQuery

Query returns a query builder for Card.

func (*CardClient) QueryOwner

func (c *CardClient) QueryOwner(ca *Card) *UserQuery

QueryOwner queries the owner edge of a Card.

func (*CardClient) Update

func (c *CardClient) Update() *CardUpdate

Update returns an update builder for Card.

func (*CardClient) UpdateOne

func (c *CardClient) UpdateOne(ca *Card) *CardUpdateOne

UpdateOne returns an update builder for the given entity.

func (*CardClient) UpdateOneID

func (c *CardClient) UpdateOneID(id int) *CardUpdateOne

UpdateOneID returns an update builder for the given id.

func (*CardClient) Use

func (c *CardClient) Use(hooks ...Hook)

Use adds a list of mutation hooks to the hooks stack. A call to `Use(f, g, h)` equals to `card.Hooks(f(g(h())))`.

type CardCreate

type CardCreate struct {
	// contains filtered or unexported fields
}

CardCreate is the builder for creating a Card entity.

func (*CardCreate) Mutation

func (cc *CardCreate) Mutation() *CardMutation

Mutation returns the CardMutation object of the builder.

func (*CardCreate) Save

func (cc *CardCreate) Save(ctx context.Context) (*Card, error)

Save creates the Card in the database.

func (*CardCreate) SaveX

func (cc *CardCreate) SaveX(ctx context.Context) *Card

SaveX calls Save and panics if Save returns an error.

func (*CardCreate) SetExpired

func (cc *CardCreate) SetExpired(t time.Time) *CardCreate

SetExpired sets the expired field.

func (*CardCreate) SetNumber

func (cc *CardCreate) SetNumber(s string) *CardCreate

SetNumber sets the number field.

func (*CardCreate) SetOwner

func (cc *CardCreate) SetOwner(u *User) *CardCreate

SetOwner sets the owner edge to User.

func (*CardCreate) SetOwnerID

func (cc *CardCreate) SetOwnerID(id int) *CardCreate

SetOwnerID sets the owner edge to User by id.

type CardCreateBulk

type CardCreateBulk struct {
	// contains filtered or unexported fields
}

CardCreateBulk is the builder for creating a bulk of Card entities.

func (*CardCreateBulk) Save

func (ccb *CardCreateBulk) Save(ctx context.Context) ([]*Card, error)

Save creates the Card entities in the database.

func (*CardCreateBulk) SaveX

func (ccb *CardCreateBulk) SaveX(ctx context.Context) []*Card

SaveX calls Save and panics if Save returns an error.

type CardDelete

type CardDelete struct {
	// contains filtered or unexported fields
}

CardDelete is the builder for deleting a Card entity.

func (*CardDelete) Exec

func (cd *CardDelete) Exec(ctx context.Context) (int, error)

Exec executes the deletion query and returns how many vertices were deleted.

func (*CardDelete) ExecX

func (cd *CardDelete) ExecX(ctx context.Context) int

ExecX is like Exec, but panics if an error occurs.

func (*CardDelete) Where

func (cd *CardDelete) Where(ps ...predicate.Card) *CardDelete

Where adds a new predicate to the delete builder.

type CardDeleteOne

type CardDeleteOne struct {
	// contains filtered or unexported fields
}

CardDeleteOne is the builder for deleting a single Card entity.

func (*CardDeleteOne) Exec

func (cdo *CardDeleteOne) Exec(ctx context.Context) error

Exec executes the deletion query.

func (*CardDeleteOne) ExecX

func (cdo *CardDeleteOne) ExecX(ctx context.Context)

ExecX is like Exec, but panics if an error occurs.

type CardEdges

type CardEdges struct {
	// Owner holds the value of the owner edge.
	Owner *User
	// contains filtered or unexported fields
}

CardEdges holds the relations/edges for other nodes in the graph.

func (CardEdges) OwnerOrErr

func (e CardEdges) OwnerOrErr() (*User, error)

OwnerOrErr returns the Owner value or an error if the edge was not loaded in eager-loading, or loaded but was not found.

type CardGroupBy

type CardGroupBy struct {
	// contains filtered or unexported fields
}

CardGroupBy is the builder for group-by Card entities.

func (*CardGroupBy) Aggregate

func (cgb *CardGroupBy) Aggregate(fns ...AggregateFunc) *CardGroupBy

Aggregate adds the given aggregation functions to the group-by query.

func (*CardGroupBy) Bool

func (cgb *CardGroupBy) Bool(ctx context.Context) (_ bool, err error)

Bool returns a single bool from group-by. It is only allowed when querying group-by with one field.

func (*CardGroupBy) BoolX

func (cgb *CardGroupBy) BoolX(ctx context.Context) bool

BoolX is like Bool, but panics if an error occurs.

func (*CardGroupBy) Bools

func (cgb *CardGroupBy) Bools(ctx context.Context) ([]bool, error)

Bools returns list of bools from group-by. It is only allowed when querying group-by with one field.

func (*CardGroupBy) BoolsX

func (cgb *CardGroupBy) BoolsX(ctx context.Context) []bool

BoolsX is like Bools, but panics if an error occurs.

func (*CardGroupBy) Float64

func (cgb *CardGroupBy) Float64(ctx context.Context) (_ float64, err error)

Float64 returns a single float64 from group-by. It is only allowed when querying group-by with one field.

func (*CardGroupBy) Float64X

func (cgb *CardGroupBy) Float64X(ctx context.Context) float64

Float64X is like Float64, but panics if an error occurs.

func (*CardGroupBy) Float64s

func (cgb *CardGroupBy) Float64s(ctx context.Context) ([]float64, error)

Float64s returns list of float64s from group-by. It is only allowed when querying group-by with one field.

func (*CardGroupBy) Float64sX

func (cgb *CardGroupBy) Float64sX(ctx context.Context) []float64

Float64sX is like Float64s, but panics if an error occurs.

func (*CardGroupBy) Int

func (cgb *CardGroupBy) Int(ctx context.Context) (_ int, err error)

Int returns a single int from group-by. It is only allowed when querying group-by with one field.

func (*CardGroupBy) IntX

func (cgb *CardGroupBy) IntX(ctx context.Context) int

IntX is like Int, but panics if an error occurs.

func (*CardGroupBy) Ints

func (cgb *CardGroupBy) Ints(ctx context.Context) ([]int, error)

Ints returns list of ints from group-by. It is only allowed when querying group-by with one field.

func (*CardGroupBy) IntsX

func (cgb *CardGroupBy) IntsX(ctx context.Context) []int

IntsX is like Ints, but panics if an error occurs.

func (*CardGroupBy) Scan

func (cgb *CardGroupBy) Scan(ctx context.Context, v interface{}) error

Scan applies the group-by query and scan the result into the given value.

func (*CardGroupBy) ScanX

func (cgb *CardGroupBy) ScanX(ctx context.Context, v interface{})

ScanX is like Scan, but panics if an error occurs.

func (*CardGroupBy) String

func (cgb *CardGroupBy) String(ctx context.Context) (_ string, err error)

String returns a single string from group-by. It is only allowed when querying group-by with one field.

func (*CardGroupBy) StringX

func (cgb *CardGroupBy) StringX(ctx context.Context) string

StringX is like String, but panics if an error occurs.

func (*CardGroupBy) Strings

func (cgb *CardGroupBy) Strings(ctx context.Context) ([]string, error)

Strings returns list of strings from group-by. It is only allowed when querying group-by with one field.

func (*CardGroupBy) StringsX

func (cgb *CardGroupBy) StringsX(ctx context.Context) []string

StringsX is like Strings, but panics if an error occurs.

type CardMutation

type CardMutation struct {
	// contains filtered or unexported fields
}

CardMutation represents an operation that mutate the Cards nodes in the graph.

func (*CardMutation) AddField

func (m *CardMutation) AddField(name string, value ent.Value) error

AddField adds the value for the given name. It returns an error if the field is not defined in the schema, or if the type mismatch the field type.

func (*CardMutation) AddedEdges

func (m *CardMutation) AddedEdges() []string

AddedEdges returns all edge names that were set/added in this mutation.

func (*CardMutation) AddedField

func (m *CardMutation) AddedField(name string) (ent.Value, bool)

AddedField returns the numeric value that was in/decremented from a field with the given name. The second value indicates that this field was not set, or was not define in the schema.

func (*CardMutation) AddedFields

func (m *CardMutation) AddedFields() []string

AddedFields returns all numeric fields that were incremented or decremented during this mutation.

func (*CardMutation) AddedIDs

func (m *CardMutation) AddedIDs(name string) []ent.Value

AddedIDs returns all ids (to other nodes) that were added for the given edge name.

func (*CardMutation) ClearEdge

func (m *CardMutation) ClearEdge(name string) error

ClearEdge clears the value for the given name. It returns an error if the edge name is not defined in the schema.

func (*CardMutation) ClearField

func (m *CardMutation) ClearField(name string) error

ClearField clears the value for the given name. It returns an error if the field is not defined in the schema.

func (*CardMutation) ClearOwner

func (m *CardMutation) ClearOwner()

ClearOwner clears the owner edge to User.

func (*CardMutation) ClearedEdges

func (m *CardMutation) ClearedEdges() []string

ClearedEdges returns all edge names that were cleared in this mutation.

func (*CardMutation) ClearedFields

func (m *CardMutation) ClearedFields() []string

ClearedFields returns all nullable fields that were cleared during this mutation.

func (CardMutation) Client

func (m CardMutation) Client() *Client

Client returns a new `ent.Client` from the mutation. If the mutation was executed in a transaction (ent.Tx), a transactional client is returned.

func (*CardMutation) EdgeCleared

func (m *CardMutation) EdgeCleared(name string) bool

EdgeCleared returns a boolean indicates if this edge was cleared in this mutation.

func (*CardMutation) Expired

func (m *CardMutation) Expired() (r time.Time, exists bool)

Expired returns the expired value in the mutation.

func (*CardMutation) Field

func (m *CardMutation) Field(name string) (ent.Value, bool)

Field returns the value of a field with the given name. The second boolean value indicates that this field was not set, or was not define in the schema.

func (*CardMutation) FieldCleared

func (m *CardMutation) FieldCleared(name string) bool

FieldCleared returns a boolean indicates if this field was cleared in this mutation.

func (*CardMutation) Fields

func (m *CardMutation) Fields() []string

Fields returns all fields that were changed during this mutation. Note that, in order to get all numeric fields that were in/decremented, call AddedFields().

func (*CardMutation) ID

func (m *CardMutation) ID() (id int, exists bool)

ID returns the id value in the mutation. Note that, the id is available only if it was provided to the builder.

func (*CardMutation) Number

func (m *CardMutation) Number() (r string, exists bool)

Number returns the number value in the mutation.

func (*CardMutation) OldExpired

func (m *CardMutation) OldExpired(ctx context.Context) (v time.Time, err error)

OldExpired returns the old expired value of the Card. If the Card object wasn't provided to the builder, the object is fetched from the database. An error is returned if the mutation operation is not UpdateOne, or database query fails.

func (*CardMutation) OldField

func (m *CardMutation) OldField(ctx context.Context, name string) (ent.Value, error)

OldField returns the old value of the field from the database. An error is returned if the mutation operation is not UpdateOne, or the query to the database was failed.

func (*CardMutation) OldNumber

func (m *CardMutation) OldNumber(ctx context.Context) (v string, err error)

OldNumber returns the old number value of the Card. If the Card object wasn't provided to the builder, the object is fetched from the database. An error is returned if the mutation operation is not UpdateOne, or database query fails.

func (*CardMutation) Op

func (m *CardMutation) Op() Op

Op returns the operation name.

func (*CardMutation) OwnerCleared

func (m *CardMutation) OwnerCleared() bool

OwnerCleared returns if the edge owner was cleared.

func (*CardMutation) OwnerID

func (m *CardMutation) OwnerID() (id int, exists bool)

OwnerID returns the owner id in the mutation.

func (*CardMutation) OwnerIDs

func (m *CardMutation) OwnerIDs() (ids []int)

OwnerIDs returns the owner ids in the mutation. Note that ids always returns len(ids) <= 1 for unique edges, and you should use OwnerID instead. It exists only for internal usage by the builders.

func (*CardMutation) RemovedEdges

func (m *CardMutation) RemovedEdges() []string

RemovedEdges returns all edge names that were removed in this mutation.

func (*CardMutation) RemovedIDs

func (m *CardMutation) RemovedIDs(name string) []ent.Value

RemovedIDs returns all ids (to other nodes) that were removed for the given edge name.

func (*CardMutation) ResetEdge

func (m *CardMutation) ResetEdge(name string) error

ResetEdge resets all changes in the mutation regarding the given edge name. It returns an error if the edge is not defined in the schema.

func (*CardMutation) ResetExpired

func (m *CardMutation) ResetExpired()

ResetExpired reset all changes of the "expired" field.

func (*CardMutation) ResetField

func (m *CardMutation) ResetField(name string) error

ResetField resets all changes in the mutation regarding the given field name. It returns an error if the field is not defined in the schema.

func (*CardMutation) ResetNumber

func (m *CardMutation) ResetNumber()

ResetNumber reset all changes of the "number" field.

func (*CardMutation) ResetOwner

func (m *CardMutation) ResetOwner()

ResetOwner reset all changes of the "owner" edge.

func (*CardMutation) SetExpired

func (m *CardMutation) SetExpired(t time.Time)

SetExpired sets the expired field.

func (*CardMutation) SetField

func (m *CardMutation) SetField(name string, value ent.Value) error

SetField sets the value for the given name. It returns an error if the field is not defined in the schema, or if the type mismatch the field type.

func (*CardMutation) SetNumber

func (m *CardMutation) SetNumber(s string)

SetNumber sets the number field.

func (*CardMutation) SetOwnerID

func (m *CardMutation) SetOwnerID(id int)

SetOwnerID sets the owner edge to User by id.

func (CardMutation) Tx

func (m CardMutation) Tx() (*Tx, error)

Tx returns an `ent.Tx` for mutations that were executed in transactions; it returns an error otherwise.

func (*CardMutation) Type

func (m *CardMutation) Type() string

Type returns the node type of this mutation (Card).

type CardQuery

type CardQuery struct {
	// contains filtered or unexported fields
}

CardQuery is the builder for querying Card entities.

func (*CardQuery) All

func (cq *CardQuery) All(ctx context.Context) ([]*Card, error)

All executes the query and returns a list of Cards.

func (*CardQuery) AllX

func (cq *CardQuery) AllX(ctx context.Context) []*Card

AllX is like All, but panics if an error occurs.

func (*CardQuery) Clone

func (cq *CardQuery) Clone() *CardQuery

Clone returns a duplicate of the query builder, including all associated steps. It can be used to prepare common query builders and use them differently after the clone is made.

func (*CardQuery) Count

func (cq *CardQuery) Count(ctx context.Context) (int, error)

Count returns the count of the given query.

func (*CardQuery) CountX

func (cq *CardQuery) CountX(ctx context.Context) int

CountX is like Count, but panics if an error occurs.

func (*CardQuery) Exist

func (cq *CardQuery) Exist(ctx context.Context) (bool, error)

Exist returns true if the query has elements in the graph.

func (*CardQuery) ExistX

func (cq *CardQuery) ExistX(ctx context.Context) bool

ExistX is like Exist, but panics if an error occurs.

func (*CardQuery) First

func (cq *CardQuery) First(ctx context.Context) (*Card, error)

First returns the first Card entity in the query. Returns *NotFoundError when no card was found.

func (*CardQuery) FirstID

func (cq *CardQuery) FirstID(ctx context.Context) (id int, err error)

FirstID returns the first Card id in the query. Returns *NotFoundError when no id was found.

func (*CardQuery) FirstIDX

func (cq *CardQuery) FirstIDX(ctx context.Context) int

FirstIDX is like FirstID, but panics if an error occurs.

func (*CardQuery) FirstX

func (cq *CardQuery) FirstX(ctx context.Context) *Card

FirstX is like First, but panics if an error occurs.

func (*CardQuery) GroupBy

func (cq *CardQuery) GroupBy(field string, fields ...string) *CardGroupBy

GroupBy 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 {
	Expired time.Time `json:"expired,omitempty"`
	Count int `json:"count,omitempty"`
}

client.Card.Query().
	GroupBy(card.FieldExpired).
	Aggregate(ent.Count()).
	Scan(ctx, &v)

func (*CardQuery) IDs

func (cq *CardQuery) IDs(ctx context.Context) ([]int, error)

IDs executes the query and returns a list of Card ids.

func (*CardQuery) IDsX

func (cq *CardQuery) IDsX(ctx context.Context) []int

IDsX is like IDs, but panics if an error occurs.

func (*CardQuery) Limit

func (cq *CardQuery) Limit(limit int) *CardQuery

Limit adds a limit step to the query.

func (*CardQuery) Offset

func (cq *CardQuery) Offset(offset int) *CardQuery

Offset adds an offset step to the query.

func (*CardQuery) Only

func (cq *CardQuery) Only(ctx context.Context) (*Card, error)

Only returns the only Card entity in the query, returns an error if not exactly one entity was returned.

func (*CardQuery) OnlyID

func (cq *CardQuery) OnlyID(ctx context.Context) (id int, err error)

OnlyID returns the only Card id in the query, returns an error if not exactly one id was returned.

func (*CardQuery) OnlyIDX

func (cq *CardQuery) OnlyIDX(ctx context.Context) int

OnlyIDX is like OnlyID, but panics if an error occurs.

func (*CardQuery) OnlyX

func (cq *CardQuery) OnlyX(ctx context.Context) *Card

OnlyX is like Only, but panics if an error occurs.

func (*CardQuery) Order

func (cq *CardQuery) Order(o ...OrderFunc) *CardQuery

Order adds an order step to the query.

func (*CardQuery) QueryOwner

func (cq *CardQuery) QueryOwner() *UserQuery

QueryOwner chains the current query on the owner edge.

func (*CardQuery) Select

func (cq *CardQuery) Select(field string, fields ...string) *CardSelect

Select one or more fields from the given query.

Example:

var v []struct {
	Expired time.Time `json:"expired,omitempty"`
}

client.Card.Query().
	Select(card.FieldExpired).
	Scan(ctx, &v)

func (*CardQuery) Where

func (cq *CardQuery) Where(ps ...predicate.Card) *CardQuery

Where adds a new predicate for the builder.

func (*CardQuery) WithOwner

func (cq *CardQuery) WithOwner(opts ...func(*UserQuery)) *CardQuery
WithOwner tells the query-builder to eager-loads the nodes that are connected to

the "owner" edge. The optional arguments used to configure the query builder of the edge.

type CardSelect

type CardSelect struct {
	// contains filtered or unexported fields
}

CardSelect is the builder for select fields of Card entities.

func (*CardSelect) Bool

func (cs *CardSelect) Bool(ctx context.Context) (_ bool, err error)

Bool returns a single bool from selector. It is only allowed when selecting one field.

func (*CardSelect) BoolX

func (cs *CardSelect) BoolX(ctx context.Context) bool

BoolX is like Bool, but panics if an error occurs.

func (*CardSelect) Bools

func (cs *CardSelect) Bools(ctx context.Context) ([]bool, error)

Bools returns list of bools from selector. It is only allowed when selecting one field.

func (*CardSelect) BoolsX

func (cs *CardSelect) BoolsX(ctx context.Context) []bool

BoolsX is like Bools, but panics if an error occurs.

func (*CardSelect) Float64

func (cs *CardSelect) Float64(ctx context.Context) (_ float64, err error)

Float64 returns a single float64 from selector. It is only allowed when selecting one field.

func (*CardSelect) Float64X

func (cs *CardSelect) Float64X(ctx context.Context) float64

Float64X is like Float64, but panics if an error occurs.

func (*CardSelect) Float64s

func (cs *CardSelect) Float64s(ctx context.Context) ([]float64, error)

Float64s returns list of float64s from selector. It is only allowed when selecting one field.

func (*CardSelect) Float64sX

func (cs *CardSelect) Float64sX(ctx context.Context) []float64

Float64sX is like Float64s, but panics if an error occurs.

func (*CardSelect) Int

func (cs *CardSelect) Int(ctx context.Context) (_ int, err error)

Int returns a single int from selector. It is only allowed when selecting one field.

func (*CardSelect) IntX

func (cs *CardSelect) IntX(ctx context.Context) int

IntX is like Int, but panics if an error occurs.

func (*CardSelect) Ints

func (cs *CardSelect) Ints(ctx context.Context) ([]int, error)

Ints returns list of ints from selector. It is only allowed when selecting one field.

func (*CardSelect) IntsX

func (cs *CardSelect) IntsX(ctx context.Context) []int

IntsX is like Ints, but panics if an error occurs.

func (*CardSelect) Scan

func (cs *CardSelect) Scan(ctx context.Context, v interface{}) error

Scan applies the selector query and scan the result into the given value.

func (*CardSelect) ScanX

func (cs *CardSelect) ScanX(ctx context.Context, v interface{})

ScanX is like Scan, but panics if an error occurs.

func (*CardSelect) String

func (cs *CardSelect) String(ctx context.Context) (_ string, err error)

String returns a single string from selector. It is only allowed when selecting one field.

func (*CardSelect) StringX

func (cs *CardSelect) StringX(ctx context.Context) string

StringX is like String, but panics if an error occurs.

func (*CardSelect) Strings

func (cs *CardSelect) Strings(ctx context.Context) ([]string, error)

Strings returns list of strings from selector. It is only allowed when selecting one field.

func (*CardSelect) StringsX

func (cs *CardSelect) StringsX(ctx context.Context) []string

StringsX is like Strings, but panics if an error occurs.

type CardUpdate

type CardUpdate struct {
	// contains filtered or unexported fields
}

CardUpdate is the builder for updating Card entities.

func (*CardUpdate) ClearOwner

func (cu *CardUpdate) ClearOwner() *CardUpdate

ClearOwner clears the "owner" edge to type User.

func (*CardUpdate) Exec

func (cu *CardUpdate) Exec(ctx context.Context) error

Exec executes the query.

func (*CardUpdate) ExecX

func (cu *CardUpdate) ExecX(ctx context.Context)

ExecX is like Exec, but panics if an error occurs.

func (*CardUpdate) Mutation

func (cu *CardUpdate) Mutation() *CardMutation

Mutation returns the CardMutation object of the builder.

func (*CardUpdate) Save

func (cu *CardUpdate) Save(ctx context.Context) (int, error)

Save executes the query and returns the number of rows/vertices matched by this operation.

func (*CardUpdate) SaveX

func (cu *CardUpdate) SaveX(ctx context.Context) int

SaveX is like Save, but panics if an error occurs.

func (*CardUpdate) SetExpired

func (cu *CardUpdate) SetExpired(t time.Time) *CardUpdate

SetExpired sets the expired field.

func (*CardUpdate) SetNumber

func (cu *CardUpdate) SetNumber(s string) *CardUpdate

SetNumber sets the number field.

func (*CardUpdate) SetOwner

func (cu *CardUpdate) SetOwner(u *User) *CardUpdate

SetOwner sets the owner edge to User.

func (*CardUpdate) SetOwnerID

func (cu *CardUpdate) SetOwnerID(id int) *CardUpdate

SetOwnerID sets the owner edge to User by id.

func (*CardUpdate) Where

func (cu *CardUpdate) Where(ps ...predicate.Card) *CardUpdate

Where adds a new predicate for the builder.

type CardUpdateOne

type CardUpdateOne struct {
	// contains filtered or unexported fields
}

CardUpdateOne is the builder for updating a single Card entity.

func (*CardUpdateOne) ClearOwner

func (cuo *CardUpdateOne) ClearOwner() *CardUpdateOne

ClearOwner clears the "owner" edge to type User.

func (*CardUpdateOne) Exec

func (cuo *CardUpdateOne) Exec(ctx context.Context) error

Exec executes the query on the entity.

func (*CardUpdateOne) ExecX

func (cuo *CardUpdateOne) ExecX(ctx context.Context)

ExecX is like Exec, but panics if an error occurs.

func (*CardUpdateOne) Mutation

func (cuo *CardUpdateOne) Mutation() *CardMutation

Mutation returns the CardMutation object of the builder.

func (*CardUpdateOne) Save

func (cuo *CardUpdateOne) Save(ctx context.Context) (*Card, error)

Save executes the query and returns the updated entity.

func (*CardUpdateOne) SaveX

func (cuo *CardUpdateOne) SaveX(ctx context.Context) *Card

SaveX is like Save, but panics if an error occurs.

func (*CardUpdateOne) SetExpired

func (cuo *CardUpdateOne) SetExpired(t time.Time) *CardUpdateOne

SetExpired sets the expired field.

func (*CardUpdateOne) SetNumber

func (cuo *CardUpdateOne) SetNumber(s string) *CardUpdateOne

SetNumber sets the number field.

func (*CardUpdateOne) SetOwner

func (cuo *CardUpdateOne) SetOwner(u *User) *CardUpdateOne

SetOwner sets the owner edge to User.

func (*CardUpdateOne) SetOwnerID

func (cuo *CardUpdateOne) SetOwnerID(id int) *CardUpdateOne

SetOwnerID sets the owner edge to User by id.

type Cards

type Cards []*Card

Cards is a parsable slice of Card.

type Client

type Client struct {

	// Schema is the client for creating, migrating and dropping schema.
	Schema *migrate.Schema
	// Card is the client for interacting with the Card builders.
	Card *CardClient
	// User is the client for interacting with the User builders.
	User *UserClient
	// contains filtered or unexported fields
}

Client is the client that holds all ent builders.

func FromContext

func FromContext(ctx context.Context) *Client

FromContext returns the Client stored in a context, or nil if there isn't one.

func NewClient

func NewClient(opts ...Option) *Client

NewClient creates a new client configured with the given options.

func Open

func Open(driverName, dataSourceName string, options ...Option) (*Client, error)

Open opens a database/sql.DB specified by the driver name and the data source name, and returns a new client attached to it. Optional parameters can be added for configuring the client.

func (*Client) BeginTx

func (c *Client) BeginTx(ctx context.Context, opts *sql.TxOptions) (*Tx, error)

BeginTx returns a transactional client with options.

func (*Client) Close

func (c *Client) Close() error

Close closes the database connection and prevents new queries from starting.

func (*Client) Debug

func (c *Client) Debug() *Client

Debug returns a new debug-client. It's used to get verbose logging on specific operations.

client.Debug().
	Card.
	Query().
	Count(ctx)

func (*Client) Tx

func (c *Client) Tx(ctx context.Context) (*Tx, error)

Tx returns a new transactional client. The provided context is used until the transaction is committed or rolled back.

func (*Client) Use

func (c *Client) Use(hooks ...Hook)

Use adds the mutation hooks to all the entity clients. In order to add hooks to a specific client, call: `client.Node.Use(...)`.

type CommitFunc

type CommitFunc func(context.Context, *Tx) error

The CommitFunc type is an adapter to allow the use of ordinary function as a Committer. If f is a function with the appropriate signature, CommitFunc(f) is a Committer that calls f.

func (CommitFunc) Commit

func (f CommitFunc) Commit(ctx context.Context, tx *Tx) error

Commit calls f(ctx, m).

type CommitHook

type CommitHook func(Committer) Committer

CommitHook defines the "commit middleware". A function that gets a Committer and returns a Committer. For example:

hook := func(next ent.Committer) ent.Committer {
	return ent.CommitFunc(func(context.Context, tx *ent.Tx) error {
		// Do some stuff before.
		if err := next.Commit(ctx, tx); err != nil {
			return err
		}
		// Do some stuff after.
		return nil
	})
}

type Committer

type Committer interface {
	Commit(context.Context, *Tx) error
}

Committer is the interface that wraps the Committer method.

type ConstraintError

type ConstraintError struct {
	// contains filtered or unexported fields
}

ConstraintError returns when trying to create/update one or more entities and one or more of their constraints failed. For example, violation of edge or field uniqueness.

func (ConstraintError) Error

func (e ConstraintError) Error() string

Error implements the error interface.

func (*ConstraintError) Unwrap

func (e *ConstraintError) Unwrap() error

Unwrap implements the errors.Wrapper interface.

type Hook

type Hook = ent.Hook

ent aliases to avoid import conflict in user's code.

type MutateFunc

type MutateFunc = ent.MutateFunc

ent aliases to avoid import conflict in user's code.

type Mutation

type Mutation = ent.Mutation

ent aliases to avoid import conflict in user's code.

type Mutator

type Mutator = ent.Mutator

ent aliases to avoid import conflict in user's code.

type NotFoundError

type NotFoundError struct {
	// contains filtered or unexported fields
}

NotFoundError returns when trying to fetch a specific entity and it was not found in the database.

func (*NotFoundError) Error

func (e *NotFoundError) Error() string

Error implements the error interface.

type NotLoadedError

type NotLoadedError struct {
	// contains filtered or unexported fields
}

NotLoadedError returns when trying to get a node that was not loaded by the query.

func (*NotLoadedError) Error

func (e *NotLoadedError) Error() string

Error implements the error interface.

type NotSingularError

type NotSingularError struct {
	// contains filtered or unexported fields
}

NotSingularError returns when trying to fetch a singular entity and more then one was found in the database.

func (*NotSingularError) Error

func (e *NotSingularError) Error() string

Error implements the error interface.

type Op

type Op = ent.Op

ent aliases to avoid import conflict in user's code.

type Option

type Option func(*config)

Option function to configure the client.

func Debug

func Debug() Option

Debug enables debug logging on the ent.Driver.

func Driver

func Driver(driver dialect.Driver) Option

Driver configures the client driver.

func Log

func Log(fn func(...interface{})) Option

Log sets the logging function for debug mode.

type OrderFunc

type OrderFunc func(*sql.Selector, func(string) bool)

OrderFunc applies an ordering on the sql selector.

func Asc

func Asc(fields ...string) OrderFunc

Asc applies the given fields in ASC order.

func Desc

func Desc(fields ...string) OrderFunc

Desc applies the given fields in DESC order.

type Policy

type Policy = ent.Policy

ent aliases to avoid import conflict in user's code.

type Query

type Query = ent.Query

ent aliases to avoid import conflict in user's code.

type RollbackFunc

type RollbackFunc func(context.Context, *Tx) error

The RollbackFunc type is an adapter to allow the use of ordinary function as a Rollbacker. If f is a function with the appropriate signature, RollbackFunc(f) is a Rollbacker that calls f.

func (RollbackFunc) Rollback

func (f RollbackFunc) Rollback(ctx context.Context, tx *Tx) error

Rollback calls f(ctx, m).

type RollbackHook

type RollbackHook func(Rollbacker) Rollbacker

RollbackHook defines the "rollback middleware". A function that gets a Rollbacker and returns a Rollbacker. For example:

hook := func(next ent.Rollbacker) ent.Rollbacker {
	return ent.RollbackFunc(func(context.Context, tx *ent.Tx) error {
		// Do some stuff before.
		if err := next.Rollback(ctx, tx); err != nil {
			return err
		}
		// Do some stuff after.
		return nil
	})
}

type Rollbacker

type Rollbacker interface {
	Rollback(context.Context, *Tx) error
}

Rollbacker is the interface that wraps the Rollbacker method.

type Tx

type Tx struct {

	// Card is the client for interacting with the Card builders.
	Card *CardClient
	// User is the client for interacting with the User builders.
	User *UserClient
	// contains filtered or unexported fields
}

Tx is a transactional client that is created by calling Client.Tx().

func TxFromContext

func TxFromContext(ctx context.Context) *Tx

TxFromContext returns the Tx stored in a context, or nil if there isn't one.

func (*Tx) Client

func (tx *Tx) Client() *Client

Client returns a Client that binds to current transaction.

func (*Tx) Commit

func (tx *Tx) Commit() error

Commit commits the transaction.

func (*Tx) OnCommit

func (tx *Tx) OnCommit(f CommitHook)

OnCommit adds a hook to call on commit.

func (*Tx) OnRollback

func (tx *Tx) OnRollback(f RollbackHook)

OnRollback adds a hook to call on rollback.

func (*Tx) Rollback

func (tx *Tx) Rollback() error

Rollback rollbacks the transaction.

type User

type User struct {

	// ID of the ent.
	ID int `json:"id,omitempty"`
	// Age holds the value of the "age" field.
	Age int `json:"age,omitempty"`
	// Name holds the value of the "name" field.
	Name string `json:"name,omitempty"`
	// Edges holds the relations/edges for other nodes in the graph.
	// The values are being populated by the UserQuery when eager-loading is set.
	Edges UserEdges `json:"edges"`
	// contains filtered or unexported fields
}

User is the model entity for the User schema.

func (*User) QueryCard

func (u *User) QueryCard() *CardQuery

QueryCard queries the card edge of the User.

func (*User) String

func (u *User) String() string

String implements the fmt.Stringer.

func (*User) Unwrap

func (u *User) Unwrap() *User

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 (*User) Update

func (u *User) Update() *UserUpdateOne

Update returns a builder for updating this User. Note that, you need to call User.Unwrap() before calling this method, if this User was returned from a transaction, and the transaction was committed or rolled back.

type UserClient

type UserClient struct {
	// contains filtered or unexported fields
}

UserClient is a client for the User schema.

func NewUserClient

func NewUserClient(c config) *UserClient

NewUserClient returns a client for the User from the given config.

func (*UserClient) Create

func (c *UserClient) Create() *UserCreate

Create returns a create builder for User.

func (*UserClient) CreateBulk

func (c *UserClient) CreateBulk(builders ...*UserCreate) *UserCreateBulk

BulkCreate returns a builder for creating a bulk of User entities.

func (*UserClient) Delete

func (c *UserClient) Delete() *UserDelete

Delete returns a delete builder for User.

func (*UserClient) DeleteOne

func (c *UserClient) DeleteOne(u *User) *UserDeleteOne

DeleteOne returns a delete builder for the given entity.

func (*UserClient) DeleteOneID

func (c *UserClient) DeleteOneID(id int) *UserDeleteOne

DeleteOneID returns a delete builder for the given id.

func (*UserClient) Get

func (c *UserClient) Get(ctx context.Context, id int) (*User, error)

Get returns a User entity by its id.

func (*UserClient) GetX

func (c *UserClient) GetX(ctx context.Context, id int) *User

GetX is like Get, but panics if an error occurs.

func (*UserClient) Hooks

func (c *UserClient) Hooks() []Hook

Hooks returns the client hooks.

func (*UserClient) Query

func (c *UserClient) Query() *UserQuery

Query returns a query builder for User.

func (*UserClient) QueryCard

func (c *UserClient) QueryCard(u *User) *CardQuery

QueryCard queries the card edge of a User.

func (*UserClient) Update

func (c *UserClient) Update() *UserUpdate

Update returns an update builder for User.

func (*UserClient) UpdateOne

func (c *UserClient) UpdateOne(u *User) *UserUpdateOne

UpdateOne returns an update builder for the given entity.

func (*UserClient) UpdateOneID

func (c *UserClient) UpdateOneID(id int) *UserUpdateOne

UpdateOneID returns an update builder for the given id.

func (*UserClient) Use

func (c *UserClient) Use(hooks ...Hook)

Use adds a list of mutation hooks to the hooks stack. A call to `Use(f, g, h)` equals to `user.Hooks(f(g(h())))`.

type UserCreate

type UserCreate struct {
	// contains filtered or unexported fields
}

UserCreate is the builder for creating a User entity.

func (*UserCreate) Mutation

func (uc *UserCreate) Mutation() *UserMutation

Mutation returns the UserMutation object of the builder.

func (*UserCreate) Save

func (uc *UserCreate) Save(ctx context.Context) (*User, error)

Save creates the User in the database.

func (*UserCreate) SaveX

func (uc *UserCreate) SaveX(ctx context.Context) *User

SaveX calls Save and panics if Save returns an error.

func (*UserCreate) SetAge

func (uc *UserCreate) SetAge(i int) *UserCreate

SetAge sets the age field.

func (*UserCreate) SetCard

func (uc *UserCreate) SetCard(c *Card) *UserCreate

SetCard sets the card edge to Card.

func (*UserCreate) SetCardID

func (uc *UserCreate) SetCardID(id int) *UserCreate

SetCardID sets the card edge to Card by id.

func (*UserCreate) SetName

func (uc *UserCreate) SetName(s string) *UserCreate

SetName sets the name field.

func (*UserCreate) SetNillableCardID

func (uc *UserCreate) SetNillableCardID(id *int) *UserCreate

SetNillableCardID sets the card edge to Card by id if the given value is not nil.

type UserCreateBulk

type UserCreateBulk struct {
	// contains filtered or unexported fields
}

UserCreateBulk is the builder for creating a bulk of User entities.

func (*UserCreateBulk) Save

func (ucb *UserCreateBulk) Save(ctx context.Context) ([]*User, error)

Save creates the User entities in the database.

func (*UserCreateBulk) SaveX

func (ucb *UserCreateBulk) SaveX(ctx context.Context) []*User

SaveX calls Save and panics if Save returns an error.

type UserDelete

type UserDelete struct {
	// contains filtered or unexported fields
}

UserDelete is the builder for deleting a User entity.

func (*UserDelete) Exec

func (ud *UserDelete) Exec(ctx context.Context) (int, error)

Exec executes the deletion query and returns how many vertices were deleted.

func (*UserDelete) ExecX

func (ud *UserDelete) ExecX(ctx context.Context) int

ExecX is like Exec, but panics if an error occurs.

func (*UserDelete) Where

func (ud *UserDelete) Where(ps ...predicate.User) *UserDelete

Where adds a new predicate to the delete builder.

type UserDeleteOne

type UserDeleteOne struct {
	// contains filtered or unexported fields
}

UserDeleteOne is the builder for deleting a single User entity.

func (*UserDeleteOne) Exec

func (udo *UserDeleteOne) Exec(ctx context.Context) error

Exec executes the deletion query.

func (*UserDeleteOne) ExecX

func (udo *UserDeleteOne) ExecX(ctx context.Context)

ExecX is like Exec, but panics if an error occurs.

type UserEdges

type UserEdges struct {
	// Card holds the value of the card edge.
	Card *Card
	// contains filtered or unexported fields
}

UserEdges holds the relations/edges for other nodes in the graph.

func (UserEdges) CardOrErr

func (e UserEdges) CardOrErr() (*Card, error)

CardOrErr returns the Card value or an error if the edge was not loaded in eager-loading, or loaded but was not found.

type UserGroupBy

type UserGroupBy struct {
	// contains filtered or unexported fields
}

UserGroupBy is the builder for group-by User entities.

func (*UserGroupBy) Aggregate

func (ugb *UserGroupBy) Aggregate(fns ...AggregateFunc) *UserGroupBy

Aggregate adds the given aggregation functions to the group-by query.

func (*UserGroupBy) Bool

func (ugb *UserGroupBy) Bool(ctx context.Context) (_ bool, err error)

Bool returns a single bool from group-by. It is only allowed when querying group-by with one field.

func (*UserGroupBy) BoolX

func (ugb *UserGroupBy) BoolX(ctx context.Context) bool

BoolX is like Bool, but panics if an error occurs.

func (*UserGroupBy) Bools

func (ugb *UserGroupBy) Bools(ctx context.Context) ([]bool, error)

Bools returns list of bools from group-by. It is only allowed when querying group-by with one field.

func (*UserGroupBy) BoolsX

func (ugb *UserGroupBy) BoolsX(ctx context.Context) []bool

BoolsX is like Bools, but panics if an error occurs.

func (*UserGroupBy) Float64

func (ugb *UserGroupBy) Float64(ctx context.Context) (_ float64, err error)

Float64 returns a single float64 from group-by. It is only allowed when querying group-by with one field.

func (*UserGroupBy) Float64X

func (ugb *UserGroupBy) Float64X(ctx context.Context) float64

Float64X is like Float64, but panics if an error occurs.

func (*UserGroupBy) Float64s

func (ugb *UserGroupBy) Float64s(ctx context.Context) ([]float64, error)

Float64s returns list of float64s from group-by. It is only allowed when querying group-by with one field.

func (*UserGroupBy) Float64sX

func (ugb *UserGroupBy) Float64sX(ctx context.Context) []float64

Float64sX is like Float64s, but panics if an error occurs.

func (*UserGroupBy) Int

func (ugb *UserGroupBy) Int(ctx context.Context) (_ int, err error)

Int returns a single int from group-by. It is only allowed when querying group-by with one field.

func (*UserGroupBy) IntX

func (ugb *UserGroupBy) IntX(ctx context.Context) int

IntX is like Int, but panics if an error occurs.

func (*UserGroupBy) Ints

func (ugb *UserGroupBy) Ints(ctx context.Context) ([]int, error)

Ints returns list of ints from group-by. It is only allowed when querying group-by with one field.

func (*UserGroupBy) IntsX

func (ugb *UserGroupBy) IntsX(ctx context.Context) []int

IntsX is like Ints, but panics if an error occurs.

func (*UserGroupBy) Scan

func (ugb *UserGroupBy) Scan(ctx context.Context, v interface{}) error

Scan applies the group-by query and scan the result into the given value.

func (*UserGroupBy) ScanX

func (ugb *UserGroupBy) ScanX(ctx context.Context, v interface{})

ScanX is like Scan, but panics if an error occurs.

func (*UserGroupBy) String

func (ugb *UserGroupBy) String(ctx context.Context) (_ string, err error)

String returns a single string from group-by. It is only allowed when querying group-by with one field.

func (*UserGroupBy) StringX

func (ugb *UserGroupBy) StringX(ctx context.Context) string

StringX is like String, but panics if an error occurs.

func (*UserGroupBy) Strings

func (ugb *UserGroupBy) Strings(ctx context.Context) ([]string, error)

Strings returns list of strings from group-by. It is only allowed when querying group-by with one field.

func (*UserGroupBy) StringsX

func (ugb *UserGroupBy) StringsX(ctx context.Context) []string

StringsX is like Strings, but panics if an error occurs.

type UserMutation

type UserMutation struct {
	// contains filtered or unexported fields
}

UserMutation represents an operation that mutate the Users nodes in the graph.

func (*UserMutation) AddAge

func (m *UserMutation) AddAge(i int)

AddAge adds i to age.

func (*UserMutation) AddField

func (m *UserMutation) AddField(name string, value ent.Value) error

AddField adds the value for the given name. It returns an error if the field is not defined in the schema, or if the type mismatch the field type.

func (*UserMutation) AddedAge

func (m *UserMutation) AddedAge() (r int, exists bool)

AddedAge returns the value that was added to the age field in this mutation.

func (*UserMutation) AddedEdges

func (m *UserMutation) AddedEdges() []string

AddedEdges returns all edge names that were set/added in this mutation.

func (*UserMutation) AddedField

func (m *UserMutation) AddedField(name string) (ent.Value, bool)

AddedField returns the numeric value that was in/decremented from a field with the given name. The second value indicates that this field was not set, or was not define in the schema.

func (*UserMutation) AddedFields

func (m *UserMutation) AddedFields() []string

AddedFields returns all numeric fields that were incremented or decremented during this mutation.

func (*UserMutation) AddedIDs

func (m *UserMutation) AddedIDs(name string) []ent.Value

AddedIDs returns all ids (to other nodes) that were added for the given edge name.

func (*UserMutation) Age

func (m *UserMutation) Age() (r int, exists bool)

Age returns the age value in the mutation.

func (*UserMutation) CardCleared

func (m *UserMutation) CardCleared() bool

CardCleared returns if the edge card was cleared.

func (*UserMutation) CardID

func (m *UserMutation) CardID() (id int, exists bool)

CardID returns the card id in the mutation.

func (*UserMutation) CardIDs

func (m *UserMutation) CardIDs() (ids []int)

CardIDs returns the card ids in the mutation. Note that ids always returns len(ids) <= 1 for unique edges, and you should use CardID instead. It exists only for internal usage by the builders.

func (*UserMutation) ClearCard

func (m *UserMutation) ClearCard()

ClearCard clears the card edge to Card.

func (*UserMutation) ClearEdge

func (m *UserMutation) ClearEdge(name string) error

ClearEdge clears the value for the given name. It returns an error if the edge name is not defined in the schema.

func (*UserMutation) ClearField

func (m *UserMutation) ClearField(name string) error

ClearField clears the value for the given name. It returns an error if the field is not defined in the schema.

func (*UserMutation) ClearedEdges

func (m *UserMutation) ClearedEdges() []string

ClearedEdges returns all edge names that were cleared in this mutation.

func (*UserMutation) ClearedFields

func (m *UserMutation) ClearedFields() []string

ClearedFields returns all nullable fields that were cleared during this mutation.

func (UserMutation) Client

func (m UserMutation) Client() *Client

Client returns a new `ent.Client` from the mutation. If the mutation was executed in a transaction (ent.Tx), a transactional client is returned.

func (*UserMutation) EdgeCleared

func (m *UserMutation) EdgeCleared(name string) bool

EdgeCleared returns a boolean indicates if this edge was cleared in this mutation.

func (*UserMutation) Field

func (m *UserMutation) Field(name string) (ent.Value, bool)

Field returns the value of a field with the given name. The second boolean value indicates that this field was not set, or was not define in the schema.

func (*UserMutation) FieldCleared

func (m *UserMutation) FieldCleared(name string) bool

FieldCleared returns a boolean indicates if this field was cleared in this mutation.

func (*UserMutation) Fields

func (m *UserMutation) Fields() []string

Fields returns all fields that were changed during this mutation. Note that, in order to get all numeric fields that were in/decremented, call AddedFields().

func (*UserMutation) ID

func (m *UserMutation) ID() (id int, exists bool)

ID returns the id value in the mutation. Note that, the id is available only if it was provided to the builder.

func (*UserMutation) Name

func (m *UserMutation) Name() (r string, exists bool)

Name returns the name value in the mutation.

func (*UserMutation) OldAge

func (m *UserMutation) OldAge(ctx context.Context) (v int, err error)

OldAge returns the old age value of the User. If the User object wasn't provided to the builder, the object is fetched from the database. An error is returned if the mutation operation is not UpdateOne, or database query fails.

func (*UserMutation) OldField

func (m *UserMutation) OldField(ctx context.Context, name string) (ent.Value, error)

OldField returns the old value of the field from the database. An error is returned if the mutation operation is not UpdateOne, or the query to the database was failed.

func (*UserMutation) OldName

func (m *UserMutation) OldName(ctx context.Context) (v string, err error)

OldName returns the old name value of the User. If the User object wasn't provided to the builder, the object is fetched from the database. An error is returned if the mutation operation is not UpdateOne, or database query fails.

func (*UserMutation) Op

func (m *UserMutation) Op() Op

Op returns the operation name.

func (*UserMutation) RemovedEdges

func (m *UserMutation) RemovedEdges() []string

RemovedEdges returns all edge names that were removed in this mutation.

func (*UserMutation) RemovedIDs

func (m *UserMutation) RemovedIDs(name string) []ent.Value

RemovedIDs returns all ids (to other nodes) that were removed for the given edge name.

func (*UserMutation) ResetAge

func (m *UserMutation) ResetAge()

ResetAge reset all changes of the "age" field.

func (*UserMutation) ResetCard

func (m *UserMutation) ResetCard()

ResetCard reset all changes of the "card" edge.

func (*UserMutation) ResetEdge

func (m *UserMutation) ResetEdge(name string) error

ResetEdge resets all changes in the mutation regarding the given edge name. It returns an error if the edge is not defined in the schema.

func (*UserMutation) ResetField

func (m *UserMutation) ResetField(name string) error

ResetField resets all changes in the mutation regarding the given field name. It returns an error if the field is not defined in the schema.

func (*UserMutation) ResetName

func (m *UserMutation) ResetName()

ResetName reset all changes of the "name" field.

func (*UserMutation) SetAge

func (m *UserMutation) SetAge(i int)

SetAge sets the age field.

func (*UserMutation) SetCardID

func (m *UserMutation) SetCardID(id int)

SetCardID sets the card edge to Card by id.

func (*UserMutation) SetField

func (m *UserMutation) SetField(name string, value ent.Value) error

SetField sets the value for the given name. It returns an error if the field is not defined in the schema, or if the type mismatch the field type.

func (*UserMutation) SetName

func (m *UserMutation) SetName(s string)

SetName sets the name field.

func (UserMutation) Tx

func (m UserMutation) Tx() (*Tx, error)

Tx returns an `ent.Tx` for mutations that were executed in transactions; it returns an error otherwise.

func (*UserMutation) Type

func (m *UserMutation) Type() string

Type returns the node type of this mutation (User).

type UserQuery

type UserQuery struct {
	// contains filtered or unexported fields
}

UserQuery is the builder for querying User entities.

func (*UserQuery) All

func (uq *UserQuery) All(ctx context.Context) ([]*User, error)

All executes the query and returns a list of Users.

func (*UserQuery) AllX

func (uq *UserQuery) AllX(ctx context.Context) []*User

AllX is like All, but panics if an error occurs.

func (*UserQuery) Clone

func (uq *UserQuery) Clone() *UserQuery

Clone returns a duplicate of the query builder, including all associated steps. It can be used to prepare common query builders and use them differently after the clone is made.

func (*UserQuery) Count

func (uq *UserQuery) Count(ctx context.Context) (int, error)

Count returns the count of the given query.

func (*UserQuery) CountX

func (uq *UserQuery) CountX(ctx context.Context) int

CountX is like Count, but panics if an error occurs.

func (*UserQuery) Exist

func (uq *UserQuery) Exist(ctx context.Context) (bool, error)

Exist returns true if the query has elements in the graph.

func (*UserQuery) ExistX

func (uq *UserQuery) ExistX(ctx context.Context) bool

ExistX is like Exist, but panics if an error occurs.

func (*UserQuery) First

func (uq *UserQuery) First(ctx context.Context) (*User, error)

First returns the first User entity in the query. Returns *NotFoundError when no user was found.

func (*UserQuery) FirstID

func (uq *UserQuery) FirstID(ctx context.Context) (id int, err error)

FirstID returns the first User id in the query. Returns *NotFoundError when no id was found.

func (*UserQuery) FirstIDX

func (uq *UserQuery) FirstIDX(ctx context.Context) int

FirstIDX is like FirstID, but panics if an error occurs.

func (*UserQuery) FirstX

func (uq *UserQuery) FirstX(ctx context.Context) *User

FirstX is like First, but panics if an error occurs.

func (*UserQuery) GroupBy

func (uq *UserQuery) GroupBy(field string, fields ...string) *UserGroupBy

GroupBy 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 {
	Age int `json:"age,omitempty"`
	Count int `json:"count,omitempty"`
}

client.User.Query().
	GroupBy(user.FieldAge).
	Aggregate(ent.Count()).
	Scan(ctx, &v)

func (*UserQuery) IDs

func (uq *UserQuery) IDs(ctx context.Context) ([]int, error)

IDs executes the query and returns a list of User ids.

func (*UserQuery) IDsX

func (uq *UserQuery) IDsX(ctx context.Context) []int

IDsX is like IDs, but panics if an error occurs.

func (*UserQuery) Limit

func (uq *UserQuery) Limit(limit int) *UserQuery

Limit adds a limit step to the query.

func (*UserQuery) Offset

func (uq *UserQuery) Offset(offset int) *UserQuery

Offset adds an offset step to the query.

func (*UserQuery) Only

func (uq *UserQuery) Only(ctx context.Context) (*User, error)

Only returns the only User entity in the query, returns an error if not exactly one entity was returned.

func (*UserQuery) OnlyID

func (uq *UserQuery) OnlyID(ctx context.Context) (id int, err error)

OnlyID returns the only User id in the query, returns an error if not exactly one id was returned.

func (*UserQuery) OnlyIDX

func (uq *UserQuery) OnlyIDX(ctx context.Context) int

OnlyIDX is like OnlyID, but panics if an error occurs.

func (*UserQuery) OnlyX

func (uq *UserQuery) OnlyX(ctx context.Context) *User

OnlyX is like Only, but panics if an error occurs.

func (*UserQuery) Order

func (uq *UserQuery) Order(o ...OrderFunc) *UserQuery

Order adds an order step to the query.

func (*UserQuery) QueryCard

func (uq *UserQuery) QueryCard() *CardQuery

QueryCard chains the current query on the card edge.

func (*UserQuery) Select

func (uq *UserQuery) Select(field string, fields ...string) *UserSelect

Select one or more fields from the given query.

Example:

var v []struct {
	Age int `json:"age,omitempty"`
}

client.User.Query().
	Select(user.FieldAge).
	Scan(ctx, &v)

func (*UserQuery) Where

func (uq *UserQuery) Where(ps ...predicate.User) *UserQuery

Where adds a new predicate for the builder.

func (*UserQuery) WithCard

func (uq *UserQuery) WithCard(opts ...func(*CardQuery)) *UserQuery
WithCard tells the query-builder to eager-loads the nodes that are connected to

the "card" edge. The optional arguments used to configure the query builder of the edge.

type UserSelect

type UserSelect struct {
	// contains filtered or unexported fields
}

UserSelect is the builder for select fields of User entities.

func (*UserSelect) Bool

func (us *UserSelect) Bool(ctx context.Context) (_ bool, err error)

Bool returns a single bool from selector. It is only allowed when selecting one field.

func (*UserSelect) BoolX

func (us *UserSelect) BoolX(ctx context.Context) bool

BoolX is like Bool, but panics if an error occurs.

func (*UserSelect) Bools

func (us *UserSelect) Bools(ctx context.Context) ([]bool, error)

Bools returns list of bools from selector. It is only allowed when selecting one field.

func (*UserSelect) BoolsX

func (us *UserSelect) BoolsX(ctx context.Context) []bool

BoolsX is like Bools, but panics if an error occurs.

func (*UserSelect) Float64

func (us *UserSelect) Float64(ctx context.Context) (_ float64, err error)

Float64 returns a single float64 from selector. It is only allowed when selecting one field.

func (*UserSelect) Float64X

func (us *UserSelect) Float64X(ctx context.Context) float64

Float64X is like Float64, but panics if an error occurs.

func (*UserSelect) Float64s

func (us *UserSelect) Float64s(ctx context.Context) ([]float64, error)

Float64s returns list of float64s from selector. It is only allowed when selecting one field.

func (*UserSelect) Float64sX

func (us *UserSelect) Float64sX(ctx context.Context) []float64

Float64sX is like Float64s, but panics if an error occurs.

func (*UserSelect) Int

func (us *UserSelect) Int(ctx context.Context) (_ int, err error)

Int returns a single int from selector. It is only allowed when selecting one field.

func (*UserSelect) IntX

func (us *UserSelect) IntX(ctx context.Context) int

IntX is like Int, but panics if an error occurs.

func (*UserSelect) Ints

func (us *UserSelect) Ints(ctx context.Context) ([]int, error)

Ints returns list of ints from selector. It is only allowed when selecting one field.

func (*UserSelect) IntsX

func (us *UserSelect) IntsX(ctx context.Context) []int

IntsX is like Ints, but panics if an error occurs.

func (*UserSelect) Scan

func (us *UserSelect) Scan(ctx context.Context, v interface{}) error

Scan applies the selector query and scan the result into the given value.

func (*UserSelect) ScanX

func (us *UserSelect) ScanX(ctx context.Context, v interface{})

ScanX is like Scan, but panics if an error occurs.

func (*UserSelect) String

func (us *UserSelect) String(ctx context.Context) (_ string, err error)

String returns a single string from selector. It is only allowed when selecting one field.

func (*UserSelect) StringX

func (us *UserSelect) StringX(ctx context.Context) string

StringX is like String, but panics if an error occurs.

func (*UserSelect) Strings

func (us *UserSelect) Strings(ctx context.Context) ([]string, error)

Strings returns list of strings from selector. It is only allowed when selecting one field.

func (*UserSelect) StringsX

func (us *UserSelect) StringsX(ctx context.Context) []string

StringsX is like Strings, but panics if an error occurs.

type UserUpdate

type UserUpdate struct {
	// contains filtered or unexported fields
}

UserUpdate is the builder for updating User entities.

func (*UserUpdate) AddAge

func (uu *UserUpdate) AddAge(i int) *UserUpdate

AddAge adds i to age.

func (*UserUpdate) ClearCard

func (uu *UserUpdate) ClearCard() *UserUpdate

ClearCard clears the "card" edge to type Card.

func (*UserUpdate) Exec

func (uu *UserUpdate) Exec(ctx context.Context) error

Exec executes the query.

func (*UserUpdate) ExecX

func (uu *UserUpdate) ExecX(ctx context.Context)

ExecX is like Exec, but panics if an error occurs.

func (*UserUpdate) Mutation

func (uu *UserUpdate) Mutation() *UserMutation

Mutation returns the UserMutation object of the builder.

func (*UserUpdate) Save

func (uu *UserUpdate) Save(ctx context.Context) (int, error)

Save executes the query and returns the number of rows/vertices matched by this operation.

func (*UserUpdate) SaveX

func (uu *UserUpdate) SaveX(ctx context.Context) int

SaveX is like Save, but panics if an error occurs.

func (*UserUpdate) SetAge

func (uu *UserUpdate) SetAge(i int) *UserUpdate

SetAge sets the age field.

func (*UserUpdate) SetCard

func (uu *UserUpdate) SetCard(c *Card) *UserUpdate

SetCard sets the card edge to Card.

func (*UserUpdate) SetCardID

func (uu *UserUpdate) SetCardID(id int) *UserUpdate

SetCardID sets the card edge to Card by id.

func (*UserUpdate) SetName

func (uu *UserUpdate) SetName(s string) *UserUpdate

SetName sets the name field.

func (*UserUpdate) SetNillableCardID

func (uu *UserUpdate) SetNillableCardID(id *int) *UserUpdate

SetNillableCardID sets the card edge to Card by id if the given value is not nil.

func (*UserUpdate) Where

func (uu *UserUpdate) Where(ps ...predicate.User) *UserUpdate

Where adds a new predicate for the builder.

type UserUpdateOne

type UserUpdateOne struct {
	// contains filtered or unexported fields
}

UserUpdateOne is the builder for updating a single User entity.

func (*UserUpdateOne) AddAge

func (uuo *UserUpdateOne) AddAge(i int) *UserUpdateOne

AddAge adds i to age.

func (*UserUpdateOne) ClearCard

func (uuo *UserUpdateOne) ClearCard() *UserUpdateOne

ClearCard clears the "card" edge to type Card.

func (*UserUpdateOne) Exec

func (uuo *UserUpdateOne) Exec(ctx context.Context) error

Exec executes the query on the entity.

func (*UserUpdateOne) ExecX

func (uuo *UserUpdateOne) ExecX(ctx context.Context)

ExecX is like Exec, but panics if an error occurs.

func (*UserUpdateOne) Mutation

func (uuo *UserUpdateOne) Mutation() *UserMutation

Mutation returns the UserMutation object of the builder.

func (*UserUpdateOne) Save

func (uuo *UserUpdateOne) Save(ctx context.Context) (*User, error)

Save executes the query and returns the updated entity.

func (*UserUpdateOne) SaveX

func (uuo *UserUpdateOne) SaveX(ctx context.Context) *User

SaveX is like Save, but panics if an error occurs.

func (*UserUpdateOne) SetAge

func (uuo *UserUpdateOne) SetAge(i int) *UserUpdateOne

SetAge sets the age field.

func (*UserUpdateOne) SetCard

func (uuo *UserUpdateOne) SetCard(c *Card) *UserUpdateOne

SetCard sets the card edge to Card.

func (*UserUpdateOne) SetCardID

func (uuo *UserUpdateOne) SetCardID(id int) *UserUpdateOne

SetCardID sets the card edge to Card by id.

func (*UserUpdateOne) SetName

func (uuo *UserUpdateOne) SetName(s string) *UserUpdateOne

SetName sets the name field.

func (*UserUpdateOne) SetNillableCardID

func (uuo *UserUpdateOne) SetNillableCardID(id *int) *UserUpdateOne

SetNillableCardID sets the card edge to Card by id if the given value is not nil.

type Users

type Users []*User

Users is a parsable slice of User.

type ValidationError

type ValidationError struct {
	Name string // Field or edge name.
	// contains filtered or unexported fields
}

ValidationError returns when validating a field fails.

func (*ValidationError) Error

func (e *ValidationError) Error() string

Error implements the error interface.

func (*ValidationError) Unwrap

func (e *ValidationError) Unwrap() error

Unwrap implements the errors.Wrapper interface.

type Value

type Value = ent.Value

ent aliases to avoid import conflict in user's code.

Directories

Path Synopsis
card
enttest
hook
migrate
predicate
runtime
schema
user