entv1

package
v0.1.5-0...-40e571d Latest Latest
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 Go to latest Published: Apr 13, 2020 License: Apache-2.0 Imports: 18 Imported by: 0

Documentation

Index

Constants

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

	// Node types.
	TypeCar  = "Car"
	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 MaskNotFound 

func MaskNotFound(err error) error

MaskNotFound masks nor 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 Aggregate 

type Aggregate func(*sql.Selector) string

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

func As 

func As(fn Aggregate, end string) Aggregate

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

GroupBy(field1, field2).
Aggregate(entv1.As(entv1.Sum(field1), "sum_field1"), (entv1.As(entv1.Sum(field2), "sum_field2")).
Scan(ctx, &v)

func Count 

func Count() Aggregate

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

func Max 

func Max(field string) Aggregate

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

func Mean 

func Mean(field string) Aggregate

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

func Min 

func Min(field string) Aggregate

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

func Sum 

func Sum(field string) Aggregate

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

type Car 

type Car struct {

	// ID of the ent.
	ID int `json:"id,omitempty"`
	// Edges holds the relations/edges for other nodes in the graph.
	// The values are being populated by the CarQuery when eager-loading is set.
	Edges CarEdges `json:"edges"`
	// contains filtered or unexported fields
}

Car is the model entity for the Car schema.

func (*Car) QueryOwner 

func (c *Car) QueryOwner() *UserQuery

QueryOwner queries the owner edge of the Car.

func (*Car) String 

func (c *Car) String() string

String implements the fmt.Stringer.

func (*Car) Unwrap 

func (c *Car) Unwrap() *Car

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 (*Car) Update 

func (c *Car) Update() *CarUpdateOne

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

type CarClient 

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

CarClient is a client for the Car schema.

func NewCarClient 

func NewCarClient(c config) *CarClient

NewCarClient returns a client for the Car from the given config.

func (*CarClient) Create 

func (c *CarClient) Create() *CarCreate

Create returns a create builder for Car.

func (*CarClient) Delete 

func (c *CarClient) Delete() *CarDelete

Delete returns a delete builder for Car.

func (*CarClient) DeleteOne 

func (c *CarClient) DeleteOne(ca *Car) *CarDeleteOne

DeleteOne returns a delete builder for the given entity.

func (*CarClient) DeleteOneID 

func (c *CarClient) DeleteOneID(id int) *CarDeleteOne

DeleteOneID returns a delete builder for the given id.

func (*CarClient) Get 

func (c *CarClient) Get(ctx context.Context, id int) (*Car, error)

Get returns a Car entity by its id.

func (*CarClient) GetX 

func (c *CarClient) GetX(ctx context.Context, id int) *Car

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

func (*CarClient) Hooks 

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

Hooks returns the client hooks.

func (*CarClient) Query 

func (c *CarClient) Query() *CarQuery

Create returns a query builder for Car.

func (*CarClient) QueryOwner 

func (c *CarClient) QueryOwner(ca *Car) *UserQuery

QueryOwner queries the owner edge of a Car.

func (*CarClient) Update 

func (c *CarClient) Update() *CarUpdate

Update returns an update builder for Car.

func (*CarClient) UpdateOne 

func (c *CarClient) UpdateOne(ca *Car) *CarUpdateOne

UpdateOne returns an update builder for the given entity.

func (*CarClient) UpdateOneID 

func (c *CarClient) UpdateOneID(id int) *CarUpdateOne

UpdateOneID returns an update builder for the given id.

func (*CarClient) Use 

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

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

type CarCreate 

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

CarCreate is the builder for creating a Car entity.

func (*CarCreate) Save 

func (cc *CarCreate) Save(ctx context.Context) (*Car, error)

Save creates the Car in the database.

func (*CarCreate) SaveX 

func (cc *CarCreate) SaveX(ctx context.Context) *Car

SaveX calls Save and panics if Save returns an error.

func (*CarCreate) SetNillableOwnerID 

func (cc *CarCreate) SetNillableOwnerID(id *int) *CarCreate

SetNillableOwnerID sets the owner edge to User by id if the given value is not nil.

func (*CarCreate) SetOwner 

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

SetOwner sets the owner edge to User.

func (*CarCreate) SetOwnerID 

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

SetOwnerID sets the owner edge to User by id.

type CarDelete 

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

CarDelete is the builder for deleting a Car entity.

func (*CarDelete) Exec 

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

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

func (*CarDelete) ExecX 

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

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

func (*CarDelete) Where 

func (cd *CarDelete) Where(ps ...predicate.Car) *CarDelete

Where adds a new predicate to the delete builder.

type CarDeleteOne 

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

CarDeleteOne is the builder for deleting a single Car entity.

func (*CarDeleteOne) Exec 

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

Exec executes the deletion query.

func (*CarDeleteOne) ExecX 

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

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

type CarEdges 

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

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

func (CarEdges) OwnerOrErr 

func (e CarEdges) 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 CarGroupBy 

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

CarGroupBy is the builder for group-by Car entities.

func (*CarGroupBy) Aggregate 

func (cgb *CarGroupBy) Aggregate(fns ...Aggregate) *CarGroupBy

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

func (*CarGroupBy) Bools 

func (cgb *CarGroupBy) 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 (*CarGroupBy) BoolsX 

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

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

func (*CarGroupBy) Float64s 

func (cgb *CarGroupBy) 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 (*CarGroupBy) Float64sX 

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

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

func (*CarGroupBy) Ints 

func (cgb *CarGroupBy) 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 (*CarGroupBy) IntsX 

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

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

func (*CarGroupBy) Scan 

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

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

func (*CarGroupBy) ScanX 

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

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

func (*CarGroupBy) Strings 

func (cgb *CarGroupBy) 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 (*CarGroupBy) StringsX 

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

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

type CarMutation 

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

CarMutation represents an operation that mutate the Cars nodes in the graph.

func (*CarMutation) AddField 

func (m *CarMutation) 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 (*CarMutation) AddedEdges 

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

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

func (*CarMutation) AddedField 

func (m *CarMutation) 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 (*CarMutation) AddedFields 

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

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

func (*CarMutation) AddedIDs 

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

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

func (*CarMutation) ClearEdge 

func (m *CarMutation) 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 (*CarMutation) ClearField 

func (m *CarMutation) 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 (*CarMutation) ClearOwner 

func (m *CarMutation) ClearOwner()

ClearOwner clears the owner edge to User.

func (*CarMutation) ClearedEdges 

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

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

func (*CarMutation) ClearedFields 

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

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

func (CarMutation) Client 

func (m CarMutation) 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 (*CarMutation) EdgeCleared 

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

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

func (*CarMutation) Field 

func (m *CarMutation) 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 (*CarMutation) FieldCleared 

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

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

func (*CarMutation) Fields 

func (m *CarMutation) 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 (*CarMutation) ID 

func (m *CarMutation) 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 (*CarMutation) Op 

func (m *CarMutation) Op() Op

Op returns the operation name.

func (*CarMutation) OwnerCleared 

func (m *CarMutation) OwnerCleared() bool

OwnerCleared returns if the edge owner was cleared.

func (*CarMutation) OwnerID 

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

OwnerID returns the owner id in the mutation.

func (*CarMutation) OwnerIDs 

func (m *CarMutation) 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 (*CarMutation) RemovedEdges 

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

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

func (*CarMutation) RemovedIDs 

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

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

func (*CarMutation) ResetEdge 

func (m *CarMutation) 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 (*CarMutation) ResetField 

func (m *CarMutation) 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 (*CarMutation) ResetOwner 

func (m *CarMutation) ResetOwner()

ResetOwner reset all changes of the owner edge.

func (*CarMutation) SetField 

func (m *CarMutation) 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 (*CarMutation) SetOwnerID 

func (m *CarMutation) SetOwnerID(id int)

SetOwnerID sets the owner edge to User by id.

func (CarMutation) Tx 

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

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

func (*CarMutation) Type 

func (m *CarMutation) Type() string

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

type CarQuery 

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

CarQuery is the builder for querying Car entities.

func (*CarQuery) All 

func (cq *CarQuery) All(ctx context.Context) ([]*Car, error)

All executes the query and returns a list of Cars.

func (*CarQuery) AllX 

func (cq *CarQuery) AllX(ctx context.Context) []*Car

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

func (*CarQuery) Clone 

func (cq *CarQuery) Clone() *CarQuery

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 (*CarQuery) Count 

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

Count returns the count of the given query.

func (*CarQuery) CountX 

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

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

func (*CarQuery) Exist 

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

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

func (*CarQuery) ExistX 

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

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

func (*CarQuery) First 

func (cq *CarQuery) First(ctx context.Context) (*Car, error)

First returns the first Car entity in the query. Returns *NotFoundError when no car was found.

func (*CarQuery) FirstID 

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

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

func (*CarQuery) FirstX 

func (cq *CarQuery) FirstX(ctx context.Context) *Car

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

func (*CarQuery) FirstXID 

func (cq *CarQuery) FirstXID(ctx context.Context) int

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

func (*CarQuery) GroupBy 

func (cq *CarQuery) GroupBy(field string, fields ...string) *CarGroupBy

GroupBy used to group vertices by one or more fields/columns. It is often used with aggregate functions, like: count, max, mean, min, sum.

func (*CarQuery) IDs 

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

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

func (*CarQuery) IDsX 

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

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

func (*CarQuery) Limit 

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

Limit adds a limit step to the query.

func (*CarQuery) Offset 

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

Offset adds an offset step to the query.

func (*CarQuery) Only 

func (cq *CarQuery) Only(ctx context.Context) (*Car, error)

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

func (*CarQuery) OnlyID 

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

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

func (*CarQuery) OnlyX 

func (cq *CarQuery) OnlyX(ctx context.Context) *Car

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

func (*CarQuery) OnlyXID 

func (cq *CarQuery) OnlyXID(ctx context.Context) int

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

func (*CarQuery) Order 

func (cq *CarQuery) Order(o ...Order) *CarQuery

Order adds an order step to the query.

func (*CarQuery) QueryOwner 

func (cq *CarQuery) QueryOwner() *UserQuery

QueryOwner chains the current query on the owner edge.

func (*CarQuery) Select 

func (cq *CarQuery) Select(field string, fields ...string) *CarSelect

Select one or more fields from the given query.

func (*CarQuery) Where 

func (cq *CarQuery) Where(ps ...predicate.Car) *CarQuery

Where adds a new predicate for the builder.

func (*CarQuery) WithOwner 

func (cq *CarQuery) WithOwner(opts ...func(*UserQuery)) *CarQuery
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 CarSelect 

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

CarSelect is the builder for select fields of Car entities.

func (*CarSelect) Bools 

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

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

func (*CarSelect) BoolsX 

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

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

func (*CarSelect) Float64s 

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

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

func (*CarSelect) Float64sX 

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

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

func (*CarSelect) Ints 

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

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

func (*CarSelect) IntsX 

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

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

func (*CarSelect) Scan 

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

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

func (*CarSelect) ScanX 

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

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

func (*CarSelect) Strings 

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

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

func (*CarSelect) StringsX 

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

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

type CarUpdate 

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

CarUpdate is the builder for updating Car entities.

func (*CarUpdate) ClearOwner 

func (cu *CarUpdate) ClearOwner() *CarUpdate

ClearOwner clears the owner edge to User.

func (*CarUpdate) Exec 

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

Exec executes the query.

func (*CarUpdate) ExecX 

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

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

func (*CarUpdate) Save 

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

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

func (*CarUpdate) SaveX 

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

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

func (*CarUpdate) SetNillableOwnerID 

func (cu *CarUpdate) SetNillableOwnerID(id *int) *CarUpdate

SetNillableOwnerID sets the owner edge to User by id if the given value is not nil.

func (*CarUpdate) SetOwner 

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

SetOwner sets the owner edge to User.

func (*CarUpdate) SetOwnerID 

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

SetOwnerID sets the owner edge to User by id.

func (*CarUpdate) Where 

func (cu *CarUpdate) Where(ps ...predicate.Car) *CarUpdate

Where adds a new predicate for the builder.

type CarUpdateOne 

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

CarUpdateOne is the builder for updating a single Car entity.

func (*CarUpdateOne) ClearOwner 

func (cuo *CarUpdateOne) ClearOwner() *CarUpdateOne

ClearOwner clears the owner edge to User.

func (*CarUpdateOne) Exec 

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

Exec executes the query on the entity.

func (*CarUpdateOne) ExecX 

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

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

func (*CarUpdateOne) Save 

func (cuo *CarUpdateOne) Save(ctx context.Context) (*Car, error)

Save executes the query and returns the updated entity.

func (*CarUpdateOne) SaveX 

func (cuo *CarUpdateOne) SaveX(ctx context.Context) *Car

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

func (*CarUpdateOne) SetNillableOwnerID 

func (cuo *CarUpdateOne) SetNillableOwnerID(id *int) *CarUpdateOne

SetNillableOwnerID sets the owner edge to User by id if the given value is not nil.

func (*CarUpdateOne) SetOwner 

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

SetOwner sets the owner edge to User.

func (*CarUpdateOne) SetOwnerID 

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

SetOwnerID sets the owner edge to User by id.

type Cars 

type Cars []*Car

Cars is a parsable slice of Car.

type Client 

type Client struct {

	// Schema is the client for creating, migrating and dropping schema.
	Schema *migrate.Schema
	// Car is the client for interacting with the Car builders.
	Car *CarClient
	// 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 connection to the database specified by the driver name and a driver-specific data source name, and returns a new client attached to it. Optional parameters can be added for configuring the client.

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().
	Car.
	Query().
	Count(ctx)

func (*Client) Tx 

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

Tx returns a new transactional client.

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 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 Order 

type Order func(*sql.Selector)

Order applies an ordering on either graph traversal or sql selector.

func Asc 

func Asc(fields ...string) Order

Asc applies the given fields in ASC order.

func Desc 

func Desc(fields ...string) Order

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 Tx 

type Tx struct {

	// Car is the client for interacting with the Car builders.
	Car *CarClient
	// 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 func(error))

OnCommit adds a function to call on commit.

func (*Tx) OnRollback 

func (tx *Tx) OnRollback(f func(error))

OnRollback adds a function 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 int32 `json:"age,omitempty"`
	// Name holds the value of the "name" field.
	Name string `json:"name,omitempty"`
	// Nickname holds the value of the "nickname" field.
	Nickname string `json:"nickname,omitempty"`
	// Address holds the value of the "address" field.
	Address string `json:"address,omitempty"`
	// Renamed holds the value of the "renamed" field.
	Renamed string `json:"renamed,omitempty"`
	// Blob holds the value of the "blob" field.
	Blob []byte `json:"blob,omitempty"`
	// State holds the value of the "state" field.
	State user.State `json:"state,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) QueryCar 

func (u *User) QueryCar() *CarQuery

QueryCar queries the car edge of the User.

func (*User) QueryChildren 

func (u *User) QueryChildren() *UserQuery

QueryChildren queries the children edge of the User.

func (*User) QueryParent 

func (u *User) QueryParent() *UserQuery

QueryParent queries the parent edge of the User.

func (*User) QuerySpouse 

func (u *User) QuerySpouse() *UserQuery

QuerySpouse queries the spouse 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) 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

Create returns a query builder for User.

func (*UserClient) QueryCar 

func (c *UserClient) QueryCar(u *User) *CarQuery

QueryCar queries the car edge of a User.

func (*UserClient) QueryChildren 

func (c *UserClient) QueryChildren(u *User) *UserQuery

QueryChildren queries the children edge of a User.

func (*UserClient) QueryParent 

func (c *UserClient) QueryParent(u *User) *UserQuery

QueryParent queries the parent edge of a User.

func (*UserClient) QuerySpouse 

func (c *UserClient) QuerySpouse(u *User) *UserQuery

QuerySpouse queries the spouse 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) AddChildIDs 

func (uc *UserCreate) AddChildIDs(ids ...int) *UserCreate

AddChildIDs adds the children edge to User by ids.

func (*UserCreate) AddChildren 

func (uc *UserCreate) AddChildren(u ...*User) *UserCreate

AddChildren adds the children edges to User.

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) SetAddress 

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

SetAddress sets the address field.

func (*UserCreate) SetAge 

func (uc *UserCreate) SetAge(i int32) *UserCreate

SetAge sets the age field.

func (*UserCreate) SetBlob 

func (uc *UserCreate) SetBlob(b []byte) *UserCreate

SetBlob sets the blob field.

func (*UserCreate) SetCar 

func (uc *UserCreate) SetCar(c *Car) *UserCreate

SetCar sets the car edge to Car.

func (*UserCreate) SetCarID 

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

SetCarID sets the car edge to Car by id.

func (*UserCreate) SetID 

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

SetID sets the id field.

func (*UserCreate) SetName 

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

SetName sets the name field.

func (*UserCreate) SetNickname 

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

SetNickname sets the nickname field.

func (*UserCreate) SetNillableAddress 

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

SetNillableAddress sets the address field if the given value is not nil.

func (*UserCreate) SetNillableCarID 

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

SetNillableCarID sets the car edge to Car by id if the given value is not nil.

func (*UserCreate) SetNillableParentID 

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

SetNillableParentID sets the parent edge to User by id if the given value is not nil.

func (*UserCreate) SetNillableRenamed 

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

SetNillableRenamed sets the renamed field if the given value is not nil.

func (*UserCreate) SetNillableSpouseID 

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

SetNillableSpouseID sets the spouse edge to User by id if the given value is not nil.

func (*UserCreate) SetNillableState 

func (uc *UserCreate) SetNillableState(u *user.State) *UserCreate

SetNillableState sets the state field if the given value is not nil.

func (*UserCreate) SetParent 

func (uc *UserCreate) SetParent(u *User) *UserCreate

SetParent sets the parent edge to User.

func (*UserCreate) SetParentID 

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

SetParentID sets the parent edge to User by id.

func (*UserCreate) SetRenamed 

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

SetRenamed sets the renamed field.

func (*UserCreate) SetSpouse 

func (uc *UserCreate) SetSpouse(u *User) *UserCreate

SetSpouse sets the spouse edge to User.

func (*UserCreate) SetSpouseID 

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

SetSpouseID sets the spouse edge to User by id.

func (*UserCreate) SetState 

func (uc *UserCreate) SetState(u user.State) *UserCreate

SetState sets the state field.

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 {
	// Parent holds the value of the parent edge.
	Parent *User
	// Children holds the value of the children edge.
	Children []*User
	// Spouse holds the value of the spouse edge.
	Spouse *User
	// Car holds the value of the car edge.
	Car *Car
	// contains filtered or unexported fields
}

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

func (UserEdges) CarOrErr 

func (e UserEdges) CarOrErr() (*Car, error)

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

func (UserEdges) ChildrenOrErr 

func (e UserEdges) ChildrenOrErr() ([]*User, error)

ChildrenOrErr returns the Children value or an error if the edge was not loaded in eager-loading.

func (UserEdges) ParentOrErr 

func (e UserEdges) ParentOrErr() (*User, error)

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

func (UserEdges) SpouseOrErr 

func (e UserEdges) SpouseOrErr() (*User, error)

SpouseOrErr returns the Spouse 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 ...Aggregate) *UserGroupBy

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

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) 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) 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) 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 int32)

AddAge adds i to age.

func (*UserMutation) AddChildIDs 

func (m *UserMutation) AddChildIDs(ids ...int)

AddChildIDs adds the children edge to User by ids.

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 int32, 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) Address 

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

Address returns the address value in the mutation.

func (*UserMutation) AddressCleared 

func (m *UserMutation) AddressCleared() bool

AddressCleared returns if the field address was cleared in this mutation.

func (*UserMutation) Age 

func (m *UserMutation) Age() (r int32, exists bool)

Age returns the age value in the mutation.

func (*UserMutation) Blob 

func (m *UserMutation) Blob() (r []byte, exists bool)

Blob returns the blob value in the mutation.

func (*UserMutation) BlobCleared 

func (m *UserMutation) BlobCleared() bool

BlobCleared returns if the field blob was cleared in this mutation.

func (*UserMutation) CarCleared 

func (m *UserMutation) CarCleared() bool

CarCleared returns if the edge car was cleared.

func (*UserMutation) CarID 

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

CarID returns the car id in the mutation.

func (*UserMutation) CarIDs 

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

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

func (*UserMutation) ChildrenIDs 

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

ChildrenIDs returns the children ids in the mutation.

func (*UserMutation) ClearAddress 

func (m *UserMutation) ClearAddress()

ClearAddress clears the value of address.

func (*UserMutation) ClearBlob 

func (m *UserMutation) ClearBlob()

ClearBlob clears the value of blob.

func (*UserMutation) ClearCar 

func (m *UserMutation) ClearCar()

ClearCar clears the car edge to Car.

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) ClearParent 

func (m *UserMutation) ClearParent()

ClearParent clears the parent edge to User.

func (*UserMutation) ClearRenamed 

func (m *UserMutation) ClearRenamed()

ClearRenamed clears the value of renamed.

func (*UserMutation) ClearSpouse 

func (m *UserMutation) ClearSpouse()

ClearSpouse clears the spouse edge to User.

func (*UserMutation) ClearState 

func (m *UserMutation) ClearState()

ClearState clears the value of state.

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) Nickname 

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

Nickname returns the nickname value in the mutation.

func (*UserMutation) Op 

func (m *UserMutation) Op() Op

Op returns the operation name.

func (*UserMutation) ParentCleared 

func (m *UserMutation) ParentCleared() bool

ParentCleared returns if the edge parent was cleared.

func (*UserMutation) ParentID 

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

ParentID returns the parent id in the mutation.

func (*UserMutation) ParentIDs 

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

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

func (*UserMutation) RemoveChildIDs 

func (m *UserMutation) RemoveChildIDs(ids ...int)

RemoveChildIDs removes the children edge to User by ids.

func (*UserMutation) RemovedChildrenIDs 

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

RemovedChildren returns the removed ids of children.

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) Renamed 

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

Renamed returns the renamed value in the mutation.

func (*UserMutation) RenamedCleared 

func (m *UserMutation) RenamedCleared() bool

RenamedCleared returns if the field renamed was cleared in this mutation.

func (*UserMutation) ResetAddress 

func (m *UserMutation) ResetAddress()

ResetAddress reset all changes of the address field.

func (*UserMutation) ResetAge 

func (m *UserMutation) ResetAge()

ResetAge reset all changes of the age field.

func (*UserMutation) ResetBlob 

func (m *UserMutation) ResetBlob()

ResetBlob reset all changes of the blob field.

func (*UserMutation) ResetCar 

func (m *UserMutation) ResetCar()

ResetCar reset all changes of the car edge.

func (*UserMutation) ResetChildren 

func (m *UserMutation) ResetChildren()

ResetChildren reset all changes of the children 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) ResetNickname 

func (m *UserMutation) ResetNickname()

ResetNickname reset all changes of the nickname field.

func (*UserMutation) ResetParent 

func (m *UserMutation) ResetParent()

ResetParent reset all changes of the parent edge.

func (*UserMutation) ResetRenamed 

func (m *UserMutation) ResetRenamed()

ResetRenamed reset all changes of the renamed field.

func (*UserMutation) ResetSpouse 

func (m *UserMutation) ResetSpouse()

ResetSpouse reset all changes of the spouse edge.

func (*UserMutation) ResetState 

func (m *UserMutation) ResetState()

ResetState reset all changes of the state field.

func (*UserMutation) SetAddress 

func (m *UserMutation) SetAddress(s string)

SetAddress sets the address field.

func (*UserMutation) SetAge 

func (m *UserMutation) SetAge(i int32)

SetAge sets the age field.

func (*UserMutation) SetBlob 

func (m *UserMutation) SetBlob(b []byte)

SetBlob sets the blob field.

func (*UserMutation) SetCarID 

func (m *UserMutation) SetCarID(id int)

SetCarID sets the car edge to Car 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) SetID 

func (m *UserMutation) SetID(id int)

SetID sets the value of the id field. Note that, this operation is accepted only on User creation.

func (*UserMutation) SetName 

func (m *UserMutation) SetName(s string)

SetName sets the name field.

func (*UserMutation) SetNickname 

func (m *UserMutation) SetNickname(s string)

SetNickname sets the nickname field.

func (*UserMutation) SetParentID 

func (m *UserMutation) SetParentID(id int)

SetParentID sets the parent edge to User by id.

func (*UserMutation) SetRenamed 

func (m *UserMutation) SetRenamed(s string)

SetRenamed sets the renamed field.

func (*UserMutation) SetSpouseID 

func (m *UserMutation) SetSpouseID(id int)

SetSpouseID sets the spouse edge to User by id.

func (*UserMutation) SetState 

func (m *UserMutation) SetState(u user.State)

SetState sets the state field.

func (*UserMutation) SpouseCleared 

func (m *UserMutation) SpouseCleared() bool

SpouseCleared returns if the edge spouse was cleared.

func (*UserMutation) SpouseID 

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

SpouseID returns the spouse id in the mutation.

func (*UserMutation) SpouseIDs 

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

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

func (*UserMutation) State 

func (m *UserMutation) State() (r user.State, exists bool)

State returns the state value in the mutation.

func (*UserMutation) StateCleared 

func (m *UserMutation) StateCleared() bool

StateCleared returns if the field state was cleared in this mutation.

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) FirstX 

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

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

func (*UserQuery) FirstXID 

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

FirstXID is like FirstID, 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 int32 `json:"age,omitempty"`
	Count int `json:"count,omitempty"`
}

client.User.Query().
	GroupBy(user.FieldAge).
	Aggregate(entv1.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) OnlyX 

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

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

func (*UserQuery) OnlyXID 

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

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

func (*UserQuery) Order 

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

Order adds an order step to the query.

func (*UserQuery) QueryCar 

func (uq *UserQuery) QueryCar() *CarQuery

QueryCar chains the current query on the car edge.

func (*UserQuery) QueryChildren 

func (uq *UserQuery) QueryChildren() *UserQuery

QueryChildren chains the current query on the children edge.

func (*UserQuery) QueryParent 

func (uq *UserQuery) QueryParent() *UserQuery

QueryParent chains the current query on the parent edge.

func (*UserQuery) QuerySpouse 

func (uq *UserQuery) QuerySpouse() *UserQuery

QuerySpouse chains the current query on the spouse 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 int32 `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) WithCar 

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

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

func (*UserQuery) WithChildren 

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

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

func (*UserQuery) WithParent 

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

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

func (*UserQuery) WithSpouse 

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

the "spouse" 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) 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) 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) 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) 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 int32) *UserUpdate

AddAge adds i to age.

func (*UserUpdate) AddChildIDs 

func (uu *UserUpdate) AddChildIDs(ids ...int) *UserUpdate

AddChildIDs adds the children edge to User by ids.

func (*UserUpdate) AddChildren 

func (uu *UserUpdate) AddChildren(u ...*User) *UserUpdate

AddChildren adds the children edges to User.

func (*UserUpdate) ClearAddress 

func (uu *UserUpdate) ClearAddress() *UserUpdate

ClearAddress clears the value of address.

func (*UserUpdate) ClearBlob 

func (uu *UserUpdate) ClearBlob() *UserUpdate

ClearBlob clears the value of blob.

func (*UserUpdate) ClearCar 

func (uu *UserUpdate) ClearCar() *UserUpdate

ClearCar clears the car edge to Car.

func (*UserUpdate) ClearParent 

func (uu *UserUpdate) ClearParent() *UserUpdate

ClearParent clears the parent edge to User.

func (*UserUpdate) ClearRenamed 

func (uu *UserUpdate) ClearRenamed() *UserUpdate

ClearRenamed clears the value of renamed.

func (*UserUpdate) ClearSpouse 

func (uu *UserUpdate) ClearSpouse() *UserUpdate

ClearSpouse clears the spouse edge to User.

func (*UserUpdate) ClearState 

func (uu *UserUpdate) ClearState() *UserUpdate

ClearState clears the value of state.

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) RemoveChildIDs 

func (uu *UserUpdate) RemoveChildIDs(ids ...int) *UserUpdate

RemoveChildIDs removes the children edge to User by ids.

func (*UserUpdate) RemoveChildren 

func (uu *UserUpdate) RemoveChildren(u ...*User) *UserUpdate

RemoveChildren removes children edges to User.

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) SetAddress 

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

SetAddress sets the address field.

func (*UserUpdate) SetAge 

func (uu *UserUpdate) SetAge(i int32) *UserUpdate

SetAge sets the age field.

func (*UserUpdate) SetBlob 

func (uu *UserUpdate) SetBlob(b []byte) *UserUpdate

SetBlob sets the blob field.

func (*UserUpdate) SetCar 

func (uu *UserUpdate) SetCar(c *Car) *UserUpdate

SetCar sets the car edge to Car.

func (*UserUpdate) SetCarID 

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

SetCarID sets the car edge to Car by id.

func (*UserUpdate) SetName 

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

SetName sets the name field.

func (*UserUpdate) SetNickname 

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

SetNickname sets the nickname field.

func (*UserUpdate) SetNillableAddress 

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

SetNillableAddress sets the address field if the given value is not nil.

func (*UserUpdate) SetNillableCarID 

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

SetNillableCarID sets the car edge to Car by id if the given value is not nil.

func (*UserUpdate) SetNillableParentID 

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

SetNillableParentID sets the parent edge to User by id if the given value is not nil.

func (*UserUpdate) SetNillableRenamed 

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

SetNillableRenamed sets the renamed field if the given value is not nil.

func (*UserUpdate) SetNillableSpouseID 

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

SetNillableSpouseID sets the spouse edge to User by id if the given value is not nil.

func (*UserUpdate) SetNillableState 

func (uu *UserUpdate) SetNillableState(u *user.State) *UserUpdate

SetNillableState sets the state field if the given value is not nil.

func (*UserUpdate) SetParent 

func (uu *UserUpdate) SetParent(u *User) *UserUpdate

SetParent sets the parent edge to User.

func (*UserUpdate) SetParentID 

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

SetParentID sets the parent edge to User by id.

func (*UserUpdate) SetRenamed 

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

SetRenamed sets the renamed field.

func (*UserUpdate) SetSpouse 

func (uu *UserUpdate) SetSpouse(u *User) *UserUpdate

SetSpouse sets the spouse edge to User.

func (*UserUpdate) SetSpouseID 

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

SetSpouseID sets the spouse edge to User by id.

func (*UserUpdate) SetState 

func (uu *UserUpdate) SetState(u user.State) *UserUpdate

SetState sets the state field.

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 int32) *UserUpdateOne

AddAge adds i to age.

func (*UserUpdateOne) AddChildIDs 

func (uuo *UserUpdateOne) AddChildIDs(ids ...int) *UserUpdateOne

AddChildIDs adds the children edge to User by ids.

func (*UserUpdateOne) AddChildren 

func (uuo *UserUpdateOne) AddChildren(u ...*User) *UserUpdateOne

AddChildren adds the children edges to User.

func (*UserUpdateOne) ClearAddress 

func (uuo *UserUpdateOne) ClearAddress() *UserUpdateOne

ClearAddress clears the value of address.

func (*UserUpdateOne) ClearBlob 

func (uuo *UserUpdateOne) ClearBlob() *UserUpdateOne

ClearBlob clears the value of blob.

func (*UserUpdateOne) ClearCar 

func (uuo *UserUpdateOne) ClearCar() *UserUpdateOne

ClearCar clears the car edge to Car.

func (*UserUpdateOne) ClearParent 

func (uuo *UserUpdateOne) ClearParent() *UserUpdateOne

ClearParent clears the parent edge to User.

func (*UserUpdateOne) ClearRenamed 

func (uuo *UserUpdateOne) ClearRenamed() *UserUpdateOne

ClearRenamed clears the value of renamed.

func (*UserUpdateOne) ClearSpouse 

func (uuo *UserUpdateOne) ClearSpouse() *UserUpdateOne

ClearSpouse clears the spouse edge to User.

func (*UserUpdateOne) ClearState 

func (uuo *UserUpdateOne) ClearState() *UserUpdateOne

ClearState clears the value of state.

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) RemoveChildIDs 

func (uuo *UserUpdateOne) RemoveChildIDs(ids ...int) *UserUpdateOne

RemoveChildIDs removes the children edge to User by ids.

func (*UserUpdateOne) RemoveChildren 

func (uuo *UserUpdateOne) RemoveChildren(u ...*User) *UserUpdateOne

RemoveChildren removes children edges to User.

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) SetAddress 

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

SetAddress sets the address field.

func (*UserUpdateOne) SetAge 

func (uuo *UserUpdateOne) SetAge(i int32) *UserUpdateOne

SetAge sets the age field.

func (*UserUpdateOne) SetBlob 

func (uuo *UserUpdateOne) SetBlob(b []byte) *UserUpdateOne

SetBlob sets the blob field.

func (*UserUpdateOne) SetCar 

func (uuo *UserUpdateOne) SetCar(c *Car) *UserUpdateOne

SetCar sets the car edge to Car.

func (*UserUpdateOne) SetCarID 

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

SetCarID sets the car edge to Car by id.

func (*UserUpdateOne) SetName 

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

SetName sets the name field.

func (*UserUpdateOne) SetNickname 

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

SetNickname sets the nickname field.

func (*UserUpdateOne) SetNillableAddress 

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

SetNillableAddress sets the address field if the given value is not nil.

func (*UserUpdateOne) SetNillableCarID 

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

SetNillableCarID sets the car edge to Car by id if the given value is not nil.

func (*UserUpdateOne) SetNillableParentID 

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

SetNillableParentID sets the parent edge to User by id if the given value is not nil.

func (*UserUpdateOne) SetNillableRenamed 

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

SetNillableRenamed sets the renamed field if the given value is not nil.

func (*UserUpdateOne) SetNillableSpouseID 

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

SetNillableSpouseID sets the spouse edge to User by id if the given value is not nil.

func (*UserUpdateOne) SetNillableState 

func (uuo *UserUpdateOne) SetNillableState(u *user.State) *UserUpdateOne

SetNillableState sets the state field if the given value is not nil.

func (*UserUpdateOne) SetParent 

func (uuo *UserUpdateOne) SetParent(u *User) *UserUpdateOne

SetParent sets the parent edge to User.

func (*UserUpdateOne) SetParentID 

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

SetParentID sets the parent edge to User by id.

func (*UserUpdateOne) SetRenamed 

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

SetRenamed sets the renamed field.

func (*UserUpdateOne) SetSpouse 

func (uuo *UserUpdateOne) SetSpouse(u *User) *UserUpdateOne

SetSpouse sets the spouse edge to User.

func (*UserUpdateOne) SetSpouseID 

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

SetSpouseID sets the spouse edge to User by id.

func (*UserUpdateOne) SetState 

func (uuo *UserUpdateOne) SetState(u user.State) *UserUpdateOne

SetState sets the state field.

type Users 

type Users []*User

Users is a parsable slice of User.

type Value 

type Value = ent.Value

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

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