ent

package
v0.11.5 Latest Latest
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 Go to latest Published: Jan 6, 2023 License: Apache-2.0 Imports: 25 Imported by: 0

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Index

Constants

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

	// Node types.
	TypeGroup = "Group"
	TypePet   = "Pet"
	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 validation 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 Tx attached.

Types

type AggregateFunc 

type AggregateFunc func(*sql.Selector) 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 Client 

type Client struct {

	// Schema is the client for creating, migrating and dropping schema.
	Schema *migrate.Schema
	// Group is the client for interacting with the Group builders.
	Group *GroupClient
	// Pet is the client for interacting with the Pet builders.
	Pet *PetClient
	// 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 a Client stored inside 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 specified 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().
	Group.
	Query().
	Count(ctx)

func (*Client) HiddenData added in v0.11.0 

func (c *Client) HiddenData() int

HiddenData returns the extraHiddenField value.

func (*Client) Intercept added in v0.11.5 

func (c *Client) Intercept(interceptors ...Interceptor)

Intercept adds the query interceptors to all the entity clients. In order to add interceptors to a specific client, call: `client.Node.Intercept(...)`.

func (*Client) Mutate added in v0.11.5 

func (c *Client) Mutate(ctx context.Context, m Mutation) (Value, error)

Mutate implements the ent.Mutator interface.

func (*Client) Node 

func (c *Client) Node(ctx context.Context, id int) (*Node, error)

func (*Client) Noder 

func (c *Client) Noder(ctx context.Context, id int) (Noder, error)

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(ctx 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 Commit 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 Edge 

type Edge struct {
	Type string `json:"type,omitempty"` // edge type.
	Name string `json:"name,omitempty"` // edge name.
	IDs  []int  `json:"ids,omitempty"`  // node ids (where this edge point to).
}

Edges between two nodes.

type Field 

type Field struct {
	Type  string `json:"type,omitempty"`  // field type.
	Name  string `json:"name,omitempty"`  // field name (as in struct).
	Value string `json:"value,omitempty"` // stringified value.
}

Field of a node.

type Group 

type Group struct {

	// ID of the ent.
	ID int `json:"id,omitempty"`
	// MaxUsers holds the value of the "max_users" field.
	MaxUsers int `json:"max_users,omitempty"`
	// contains filtered or unexported fields
}

Group is the model entity for the Group schema.

func (*Group) Node 

func (gr *Group) Node(ctx context.Context) (node *Node, err error)

func (*Group) String 

func (gr *Group) String() string

String implements the fmt.Stringer.

func (*Group) Unwrap 

func (gr *Group) Unwrap() *Group

Unwrap unwraps the Group entity that was returned from a transaction after it was closed, so that all future queries will be executed through the driver which created the transaction.

func (*Group) Update 

func (gr *Group) Update() *GroupUpdateOne

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

type GroupClient 

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

GroupClient is a client for the Group schema.

func NewGroupClient 

func NewGroupClient(c config) *GroupClient

NewGroupClient returns a client for the Group from the given config.

func (*GroupClient) Create 

func (c *GroupClient) Create() *GroupCreate

Create returns a builder for creating a Group entity.

func (*GroupClient) CreateBulk 

func (c *GroupClient) CreateBulk(builders ...*GroupCreate) *GroupCreateBulk

CreateBulk returns a builder for creating a bulk of Group entities.

func (*GroupClient) Delete 

func (c *GroupClient) Delete() *GroupDelete

Delete returns a delete builder for Group.

func (*GroupClient) DeleteOne 

func (c *GroupClient) DeleteOne(gr *Group) *GroupDeleteOne

DeleteOne returns a builder for deleting the given entity.

func (*GroupClient) DeleteOneID 

func (c *GroupClient) DeleteOneID(id int) *GroupDeleteOne

DeleteOneID returns a builder for deleting the given entity by its id.

func (*GroupClient) Get 

func (c *GroupClient) Get(ctx context.Context, id int) (*Group, error)

Get returns a Group entity by its id.

func (*GroupClient) GetX 

func (c *GroupClient) GetX(ctx context.Context, id int) *Group

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

func (*GroupClient) Hooks 

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

Hooks returns the client hooks.

func (*GroupClient) Intercept added in v0.11.5 

func (c *GroupClient) Intercept(interceptors ...Interceptor)

Use adds a list of query interceptors to the interceptors stack. A call to `Intercept(f, g, h)` equals to `group.Intercept(f(g(h())))`.

func (*GroupClient) Interceptors added in v0.11.5 

func (c *GroupClient) Interceptors() []Interceptor

Interceptors returns the client interceptors.

func (*GroupClient) Query 

func (c *GroupClient) Query() *GroupQuery

Query returns a query builder for Group.

func (*GroupClient) Update 

func (c *GroupClient) Update() *GroupUpdate

Update returns an update builder for Group.

func (*GroupClient) UpdateOne 

func (c *GroupClient) UpdateOne(gr *Group) *GroupUpdateOne

UpdateOne returns an update builder for the given entity.

func (*GroupClient) UpdateOneID 

func (c *GroupClient) UpdateOneID(id int) *GroupUpdateOne

UpdateOneID returns an update builder for the given id.

func (*GroupClient) Use 

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

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

type GroupCreate 

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

GroupCreate is the builder for creating a Group entity.

func (*GroupCreate) Exec added in v0.9.0 

func (gc *GroupCreate) Exec(ctx context.Context) error

Exec executes the query.

func (*GroupCreate) ExecX added in v0.9.0 

func (gc *GroupCreate) ExecX(ctx context.Context)

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

func (*GroupCreate) Mutation 

func (gc *GroupCreate) Mutation() *GroupMutation

Mutation returns the GroupMutation object of the builder.

func (*GroupCreate) Save 

func (gc *GroupCreate) Save(ctx context.Context) (*Group, error)

Save creates the Group in the database.

func (*GroupCreate) SaveX 

func (gc *GroupCreate) SaveX(ctx context.Context) *Group

SaveX calls Save and panics if Save returns an error.

func (*GroupCreate) SetMaxUsers 

func (gc *GroupCreate) SetMaxUsers(i int) *GroupCreate

SetMaxUsers sets the "max_users" field.

type GroupCreateBulk 

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

GroupCreateBulk is the builder for creating many Group entities in bulk.

func (*GroupCreateBulk) Exec added in v0.9.0 

func (gcb *GroupCreateBulk) Exec(ctx context.Context) error

Exec executes the query.

func (*GroupCreateBulk) ExecX added in v0.9.0 

func (gcb *GroupCreateBulk) ExecX(ctx context.Context)

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

func (*GroupCreateBulk) Save 

func (gcb *GroupCreateBulk) Save(ctx context.Context) ([]*Group, error)

Save creates the Group entities in the database.

func (*GroupCreateBulk) SaveX 

func (gcb *GroupCreateBulk) SaveX(ctx context.Context) []*Group

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

type GroupDelete 

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

GroupDelete is the builder for deleting a Group entity.

func (*GroupDelete) Exec 

func (gd *GroupDelete) Exec(ctx context.Context) (int, error)

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

func (*GroupDelete) ExecX 

func (gd *GroupDelete) ExecX(ctx context.Context) int

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

func (*GroupDelete) Where 

func (gd *GroupDelete) Where(ps ...predicate.Group) *GroupDelete

Where appends a list predicates to the GroupDelete builder.

type GroupDeleteOne 

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

GroupDeleteOne is the builder for deleting a single Group entity.

func (*GroupDeleteOne) Exec 

func (gdo *GroupDeleteOne) Exec(ctx context.Context) error

Exec executes the deletion query.

func (*GroupDeleteOne) ExecX 

func (gdo *GroupDeleteOne) ExecX(ctx context.Context)

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

type GroupGroupBy 

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

GroupGroupBy is the group-by builder for Group entities.

func (*GroupGroupBy) Aggregate 

func (ggb *GroupGroupBy) Aggregate(fns ...AggregateFunc) *GroupGroupBy

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

func (*GroupGroupBy) Bool 

func (s *GroupGroupBy) Bool(ctx context.Context) (_ bool, err error)

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

func (*GroupGroupBy) BoolX 

func (s *GroupGroupBy) BoolX(ctx context.Context) bool

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

func (*GroupGroupBy) Bools 

func (s *GroupGroupBy) Bools(ctx context.Context) ([]bool, error)

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

func (*GroupGroupBy) BoolsX 

func (s *GroupGroupBy) BoolsX(ctx context.Context) []bool

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

func (*GroupGroupBy) Float64 

func (s *GroupGroupBy) Float64(ctx context.Context) (_ float64, err error)

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

func (*GroupGroupBy) Float64X 

func (s *GroupGroupBy) Float64X(ctx context.Context) float64

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

func (*GroupGroupBy) Float64s 

func (s *GroupGroupBy) Float64s(ctx context.Context) ([]float64, error)

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

func (*GroupGroupBy) Float64sX 

func (s *GroupGroupBy) Float64sX(ctx context.Context) []float64

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

func (*GroupGroupBy) Int 

func (s *GroupGroupBy) Int(ctx context.Context) (_ int, err error)

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

func (*GroupGroupBy) IntX 

func (s *GroupGroupBy) IntX(ctx context.Context) int

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

func (*GroupGroupBy) Ints 

func (s *GroupGroupBy) Ints(ctx context.Context) ([]int, error)

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

func (*GroupGroupBy) IntsX 

func (s *GroupGroupBy) IntsX(ctx context.Context) []int

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

func (*GroupGroupBy) Scan 

func (ggb *GroupGroupBy) Scan(ctx context.Context, v any) error

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

func (*GroupGroupBy) ScanX 

func (s *GroupGroupBy) ScanX(ctx context.Context, v any)

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

func (*GroupGroupBy) String 

func (s *GroupGroupBy) String(ctx context.Context) (_ string, err error)

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

func (*GroupGroupBy) StringX 

func (s *GroupGroupBy) StringX(ctx context.Context) string

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

func (*GroupGroupBy) Strings 

func (s *GroupGroupBy) Strings(ctx context.Context) ([]string, error)

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

func (*GroupGroupBy) StringsX 

func (s *GroupGroupBy) StringsX(ctx context.Context) []string

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

type GroupMutation 

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

GroupMutation represents an operation that mutates the Group nodes in the graph.

func (*GroupMutation) AddField 

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

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

func (*GroupMutation) AddMaxUsers 

func (m *GroupMutation) AddMaxUsers(i int)

AddMaxUsers adds i to the "max_users" field.

func (*GroupMutation) AddedEdges 

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

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

func (*GroupMutation) AddedField 

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

AddedField returns the numeric value that was incremented/decremented on a field with the given name. The second boolean return value indicates that this field was not set, or was not defined in the schema.

func (*GroupMutation) AddedFields 

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

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

func (*GroupMutation) AddedIDs 

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

AddedIDs returns all IDs (to other nodes) that were added for the given edge name in this mutation.

func (*GroupMutation) AddedMaxUsers 

func (m *GroupMutation) AddedMaxUsers() (r int, exists bool)

AddedMaxUsers returns the value that was added to the "max_users" field in this mutation.

func (*GroupMutation) ClearEdge 

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

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

func (*GroupMutation) ClearField 

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

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

func (*GroupMutation) ClearedEdges 

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

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

func (*GroupMutation) ClearedFields 

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

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

func (GroupMutation) Client 

func (m GroupMutation) 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 (*GroupMutation) EdgeCleared 

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

EdgeCleared returns a boolean which indicates if the edge with the given name was cleared in this mutation.

func (*GroupMutation) Field 

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

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

func (*GroupMutation) FieldCleared 

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

FieldCleared returns a boolean indicating if a field with the given name was cleared in this mutation.

func (*GroupMutation) Fields 

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

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

func (*GroupMutation) ID 

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

ID returns the ID value in the mutation. Note that the ID is only available if it was provided to the builder or after it was returned from the database.

func (*GroupMutation) IDs added in v0.10.0 

func (m *GroupMutation) IDs(ctx context.Context) ([]int, error)

IDs queries the database and returns the entity ids that match the mutation's predicate. That means, if the mutation is applied within a transaction with an isolation level such as sql.LevelSerializable, the returned ids match the ids of the rows that will be updated or updated by the mutation.

func (*GroupMutation) MaxUsers 

func (m *GroupMutation) MaxUsers() (r int, exists bool)

MaxUsers returns the value of the "max_users" field in the mutation.

func (*GroupMutation) OldField 

func (m *GroupMutation) 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 failed.

func (*GroupMutation) OldMaxUsers 

func (m *GroupMutation) OldMaxUsers(ctx context.Context) (v int, err error)

OldMaxUsers returns the old "max_users" field's value of the Group entity. If the Group 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 the database query fails.

func (*GroupMutation) Op 

func (m *GroupMutation) Op() Op

Op returns the operation name.

func (*GroupMutation) RemovedEdges 

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

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

func (*GroupMutation) RemovedIDs 

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

RemovedIDs returns all IDs (to other nodes) that were removed for the edge with the given name in this mutation.

func (*GroupMutation) ResetEdge 

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

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

func (*GroupMutation) ResetField 

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

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

func (*GroupMutation) ResetMaxUsers 

func (m *GroupMutation) ResetMaxUsers()

ResetMaxUsers resets all changes to the "max_users" field.

func (*GroupMutation) SetField 

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

SetField sets the value of a field with the given name. It returns an error if the field is not defined in the schema, or if the type mismatched the field type.

func (*GroupMutation) SetMaxUsers 

func (m *GroupMutation) SetMaxUsers(i int)

SetMaxUsers sets the "max_users" field.

func (*GroupMutation) SetOp added in v0.11.5 

func (m *GroupMutation) SetOp(op Op)

SetOp allows setting the mutation operation.

func (GroupMutation) Tx 

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

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

func (*GroupMutation) Type 

func (m *GroupMutation) Type() string

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

func (*GroupMutation) Where added in v0.9.0 

func (m *GroupMutation) Where(ps ...predicate.Group)

Where appends a list predicates to the GroupMutation builder.

func (*GroupMutation) WhereP added in v0.11.5 

func (m *GroupMutation) WhereP(ps ...func(*sql.Selector))

WhereP appends storage-level predicates to the GroupMutation builder. Using this method, users can use type-assertion to append predicates that do not depend on any generated package.

type GroupQuery 

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

GroupQuery is the builder for querying Group entities.

func (*GroupQuery) Aggregate added in v0.11.4 

func (gq *GroupQuery) Aggregate(fns ...AggregateFunc) *GroupSelect

Aggregate returns a GroupSelect configured with the given aggregations.

func (*GroupQuery) All 

func (gq *GroupQuery) All(ctx context.Context) ([]*Group, error)

All executes the query and returns a list of Groups.

func (*GroupQuery) AllX 

func (gq *GroupQuery) AllX(ctx context.Context) []*Group

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

func (*GroupQuery) Clone 

func (gq *GroupQuery) Clone() *GroupQuery

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

func (*GroupQuery) Count 

func (gq *GroupQuery) Count(ctx context.Context) (int, error)

Count returns the count of the given query.

func (*GroupQuery) CountX 

func (gq *GroupQuery) CountX(ctx context.Context) int

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

func (*GroupQuery) Exist 

func (gq *GroupQuery) Exist(ctx context.Context) (bool, error)

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

func (*GroupQuery) ExistX 

func (gq *GroupQuery) ExistX(ctx context.Context) bool

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

func (*GroupQuery) First 

func (gq *GroupQuery) First(ctx context.Context) (*Group, error)

First returns the first Group entity from the query. Returns a *NotFoundError when no Group was found.

func (*GroupQuery) FirstID 

func (gq *GroupQuery) FirstID(ctx context.Context) (id int, err error)

FirstID returns the first Group ID from the query. Returns a *NotFoundError when no Group ID was found.

func (*GroupQuery) FirstIDX 

func (gq *GroupQuery) FirstIDX(ctx context.Context) int

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

func (*GroupQuery) FirstX 

func (gq *GroupQuery) FirstX(ctx context.Context) *Group

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

func (*GroupQuery) GroupBy 

func (gq *GroupQuery) GroupBy(field string, fields ...string) *GroupGroupBy

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

Example: 

var v []struct {
	MaxUsers int `json:"max_users,omitempty"`
	Count int `json:"count,omitempty"`
}

client.Group.Query().
	GroupBy(group.FieldMaxUsers).
	Aggregate(ent.Count()).
	Scan(ctx, &v)

func (*GroupQuery) IDs 

func (gq *GroupQuery) IDs(ctx context.Context) ([]int, error)

IDs executes the query and returns a list of Group IDs.

func (*GroupQuery) IDsX 

func (gq *GroupQuery) IDsX(ctx context.Context) []int

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

func (*GroupQuery) Limit 

func (gq *GroupQuery) Limit(limit int) *GroupQuery

Limit the number of records to be returned by this query.

func (*GroupQuery) Modify added in v0.9.0 

func (gq *GroupQuery) Modify(modifier func(s *sql.Selector)) *GroupQuery

func (*GroupQuery) Offset 

func (gq *GroupQuery) Offset(offset int) *GroupQuery

Offset to start from.

func (*GroupQuery) Only 

func (gq *GroupQuery) Only(ctx context.Context) (*Group, error)

Only returns a single Group entity found by the query, ensuring it only returns one. Returns a *NotSingularError when more than one Group entity is found. Returns a *NotFoundError when no Group entities are found.

func (*GroupQuery) OnlyID 

func (gq *GroupQuery) OnlyID(ctx context.Context) (id int, err error)

OnlyID is like Only, but returns the only Group ID in the query. Returns a *NotSingularError when more than one Group ID is found. Returns a *NotFoundError when no entities are found.

func (*GroupQuery) OnlyIDX 

func (gq *GroupQuery) OnlyIDX(ctx context.Context) int

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

func (*GroupQuery) OnlyX 

func (gq *GroupQuery) OnlyX(ctx context.Context) *Group

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

func (*GroupQuery) Order 

func (gq *GroupQuery) Order(o ...OrderFunc) *GroupQuery

Order specifies how the records should be ordered.

func (*GroupQuery) Select 

func (gq *GroupQuery) Select(fields ...string) *GroupSelect

Select allows the selection one or more fields/columns for the given query, instead of selecting all fields in the entity.

Example: 

var v []struct {
	MaxUsers int `json:"max_users,omitempty"`
}

client.Group.Query().
	Select(group.FieldMaxUsers).
	Scan(ctx, &v)

func (*GroupQuery) Unique added in v0.8.0 

func (gq *GroupQuery) Unique(unique bool) *GroupQuery

Unique configures the query builder to filter duplicate records on query. By default, unique is set to true, and can be disabled using this method.

func (*GroupQuery) Where 

func (gq *GroupQuery) Where(ps ...predicate.Group) *GroupQuery

Where adds a new predicate for the GroupQuery builder.

type GroupSelect 

type GroupSelect struct {
	*GroupQuery
	// contains filtered or unexported fields
}

GroupSelect is the builder for selecting fields of Group entities.

func (*GroupSelect) Aggregate added in v0.11.4 

func (gs *GroupSelect) Aggregate(fns ...AggregateFunc) *GroupSelect

Aggregate adds the given aggregation functions to the selector query.

func (*GroupSelect) Bool 

func (s *GroupSelect) Bool(ctx context.Context) (_ bool, err error)

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

func (*GroupSelect) BoolX 

func (s *GroupSelect) BoolX(ctx context.Context) bool

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

func (*GroupSelect) Bools 

func (s *GroupSelect) Bools(ctx context.Context) ([]bool, error)

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

func (*GroupSelect) BoolsX 

func (s *GroupSelect) BoolsX(ctx context.Context) []bool

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

func (*GroupSelect) Float64 

func (s *GroupSelect) Float64(ctx context.Context) (_ float64, err error)

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

func (*GroupSelect) Float64X 

func (s *GroupSelect) Float64X(ctx context.Context) float64

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

func (*GroupSelect) Float64s 

func (s *GroupSelect) Float64s(ctx context.Context) ([]float64, error)

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

func (*GroupSelect) Float64sX 

func (s *GroupSelect) Float64sX(ctx context.Context) []float64

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

func (*GroupSelect) Int 

func (s *GroupSelect) Int(ctx context.Context) (_ int, err error)

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

func (*GroupSelect) IntX 

func (s *GroupSelect) IntX(ctx context.Context) int

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

func (*GroupSelect) Ints 

func (s *GroupSelect) Ints(ctx context.Context) ([]int, error)

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

func (*GroupSelect) IntsX 

func (s *GroupSelect) IntsX(ctx context.Context) []int

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

func (*GroupSelect) Scan 

func (gs *GroupSelect) Scan(ctx context.Context, v any) error

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

func (*GroupSelect) ScanX 

func (s *GroupSelect) ScanX(ctx context.Context, v any)

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

func (*GroupSelect) String 

func (s *GroupSelect) String(ctx context.Context) (_ string, err error)

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

func (*GroupSelect) StringX 

func (s *GroupSelect) StringX(ctx context.Context) string

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

func (*GroupSelect) Strings 

func (s *GroupSelect) Strings(ctx context.Context) ([]string, error)

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

func (*GroupSelect) StringsX 

func (s *GroupSelect) StringsX(ctx context.Context) []string

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

type GroupUpdate 

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

GroupUpdate is the builder for updating Group entities.

func (*GroupUpdate) AddMaxUsers 

func (gu *GroupUpdate) AddMaxUsers(i int) *GroupUpdate

AddMaxUsers adds i to the "max_users" field.

func (*GroupUpdate) Exec 

func (gu *GroupUpdate) Exec(ctx context.Context) error

Exec executes the query.

func (*GroupUpdate) ExecX 

func (gu *GroupUpdate) ExecX(ctx context.Context)

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

func (*GroupUpdate) Mutation 

func (gu *GroupUpdate) Mutation() *GroupMutation

Mutation returns the GroupMutation object of the builder.

func (*GroupUpdate) Save 

func (gu *GroupUpdate) Save(ctx context.Context) (int, error)

Save executes the query and returns the number of nodes affected by the update operation.

func (*GroupUpdate) SaveX 

func (gu *GroupUpdate) SaveX(ctx context.Context) int

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

func (*GroupUpdate) SetMaxUsers 

func (gu *GroupUpdate) SetMaxUsers(i int) *GroupUpdate

SetMaxUsers sets the "max_users" field.

func (*GroupUpdate) Where 

func (gu *GroupUpdate) Where(ps ...predicate.Group) *GroupUpdate

Where appends a list predicates to the GroupUpdate builder.

type GroupUpdateOne 

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

GroupUpdateOne is the builder for updating a single Group entity.

func (*GroupUpdateOne) AddMaxUsers 

func (guo *GroupUpdateOne) AddMaxUsers(i int) *GroupUpdateOne

AddMaxUsers adds i to the "max_users" field.

func (*GroupUpdateOne) Exec 

func (guo *GroupUpdateOne) Exec(ctx context.Context) error

Exec executes the query on the entity.

func (*GroupUpdateOne) ExecX 

func (guo *GroupUpdateOne) ExecX(ctx context.Context)

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

func (*GroupUpdateOne) Mutation 

func (guo *GroupUpdateOne) Mutation() *GroupMutation

Mutation returns the GroupMutation object of the builder.

func (*GroupUpdateOne) Save 

func (guo *GroupUpdateOne) Save(ctx context.Context) (*Group, error)

Save executes the query and returns the updated Group entity.

func (*GroupUpdateOne) SaveX 

func (guo *GroupUpdateOne) SaveX(ctx context.Context) *Group

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

func (*GroupUpdateOne) Select added in v0.8.0 

func (guo *GroupUpdateOne) Select(field string, fields ...string) *GroupUpdateOne

Select allows selecting one or more fields (columns) of the returned entity. The default is selecting all fields defined in the entity schema.

func (*GroupUpdateOne) SetMaxUsers 

func (guo *GroupUpdateOne) SetMaxUsers(i int) *GroupUpdateOne

SetMaxUsers sets the "max_users" field.

type Groups 

type Groups []*Group

Groups is a parsable slice of Group.

type Hook 

type Hook = ent.Hook

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

type InterceptFunc added in v0.11.5 

type InterceptFunc = ent.InterceptFunc

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

type Interceptor added in v0.11.5 

type Interceptor = ent.Interceptor

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

type MutateFunc 

type MutateFunc = ent.MutateFunc

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

type Mutation 

type Mutation = ent.Mutation

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

type Mutator 

type Mutator = ent.Mutator

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

type Node 

type Node struct {
	ID     int      `json:"id,omitemty"`      // node id.
	Type   string   `json:"type,omitempty"`   // node type.
	Fields []*Field `json:"fields,omitempty"` // node fields.
	Edges  []*Edge  `json:"edges,omitempty"`  // node edges.
}

Node in the graph.

type Noder 

type Noder interface {
	Node(context.Context) (*Node, error)
}

Noder wraps the basic Node method.

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 conflicts 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 HTTPClient added in v0.8.0 

func HTTPClient(hc *http.Client) Option

HTTPClient option added by a test template.

func Log 

func Log(fn func(...any)) Option

Log sets the logging function for debug mode.

type OrderFunc 

type OrderFunc func(*sql.Selector)

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 Pet 

type Pet struct {

	// ID of the ent.
	ID int `json:"id,omitempty"`
	// Age holds the value of the "age" field.
	Age int `json:"age,omitempty"`
	// LicensedAt holds the value of the "licensed_at" field.
	LicensedAt *time.Time `json:"licensed_at,omitempty"`
	// Edges holds the relations/edges for other nodes in the graph.
	// The values are being populated by the PetQuery when eager-loading is set.
	Edges PetEdges `json:"edges"`
	// contains filtered or unexported fields
}

Pet is the model entity for the Pet schema.

func (*Pet) Node 

func (pe *Pet) Node(ctx context.Context) (node *Node, err error)

func (*Pet) QueryOwner 

func (pe *Pet) QueryOwner() *UserQuery

QueryOwner queries the "owner" edge of the Pet entity.

func (*Pet) Unwrap 

func (pe *Pet) Unwrap() *Pet

Unwrap unwraps the Pet entity that was returned from a transaction after it was closed, so that all future queries will be executed through the driver which created the transaction.

func (*Pet) Update 

func (pe *Pet) Update() *PetUpdateOne

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

type PetClient 

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

PetClient is a client for the Pet schema.

func NewPetClient 

func NewPetClient(c config) *PetClient

NewPetClient returns a client for the Pet from the given config.

func (*PetClient) Create 

func (c *PetClient) Create() *PetCreate

Create returns a builder for creating a Pet entity.

func (*PetClient) CreateBulk 

func (c *PetClient) CreateBulk(builders ...*PetCreate) *PetCreateBulk

CreateBulk returns a builder for creating a bulk of Pet entities.

func (*PetClient) Delete 

func (c *PetClient) Delete() *PetDelete

Delete returns a delete builder for Pet.

func (*PetClient) DeleteOne 

func (c *PetClient) DeleteOne(pe *Pet) *PetDeleteOne

DeleteOne returns a builder for deleting the given entity.

func (*PetClient) DeleteOneID 

func (c *PetClient) DeleteOneID(id int) *PetDeleteOne

DeleteOneID returns a builder for deleting the given entity by its id.

func (*PetClient) Get 

func (c *PetClient) Get(ctx context.Context, id int) (*Pet, error)

Get returns a Pet entity by its id.

func (*PetClient) GetX 

func (c *PetClient) GetX(ctx context.Context, id int) *Pet

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

func (*PetClient) Hooks 

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

Hooks returns the client hooks.

func (*PetClient) Intercept added in v0.11.5 

func (c *PetClient) Intercept(interceptors ...Interceptor)

Use adds a list of query interceptors to the interceptors stack. A call to `Intercept(f, g, h)` equals to `pet.Intercept(f(g(h())))`.

func (*PetClient) Interceptors added in v0.11.5 

func (c *PetClient) Interceptors() []Interceptor

Interceptors returns the client interceptors.

func (*PetClient) Query 

func (c *PetClient) Query() *PetQuery

Query returns a query builder for Pet.

func (*PetClient) QueryOwner 

func (c *PetClient) QueryOwner(pe *Pet) *UserQuery

QueryOwner queries the owner edge of a Pet.

func (*PetClient) Update 

func (c *PetClient) Update() *PetUpdate

Update returns an update builder for Pet.

func (*PetClient) UpdateOne 

func (c *PetClient) UpdateOne(pe *Pet) *PetUpdateOne

UpdateOne returns an update builder for the given entity.

func (*PetClient) UpdateOneID 

func (c *PetClient) UpdateOneID(id int) *PetUpdateOne

UpdateOneID returns an update builder for the given id.

func (*PetClient) Use 

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

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

type PetCreate 

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

PetCreate is the builder for creating a Pet entity.

func (*PetCreate) Exec added in v0.9.0 

func (pc *PetCreate) Exec(ctx context.Context) error

Exec executes the query.

func (*PetCreate) ExecX added in v0.9.0 

func (pc *PetCreate) ExecX(ctx context.Context)

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

func (*PetCreate) Mutation 

func (pc *PetCreate) Mutation() *PetMutation

Mutation returns the PetMutation object of the builder.

func (*PetCreate) Save 

func (pc *PetCreate) Save(ctx context.Context) (*Pet, error)

Save creates the Pet in the database.

func (*PetCreate) SaveX 

func (pc *PetCreate) SaveX(ctx context.Context) *Pet

SaveX calls Save and panics if Save returns an error.

func (*PetCreate) SetAge 

func (pc *PetCreate) SetAge(i int) *PetCreate

SetAge sets the "age" field.

func (*PetCreate) SetLicensedAt 

func (pc *PetCreate) SetLicensedAt(t time.Time) *PetCreate

SetLicensedAt sets the "licensed_at" field.

func (*PetCreate) SetNillableLicensedAt 

func (pc *PetCreate) SetNillableLicensedAt(t *time.Time) *PetCreate

SetNillableLicensedAt sets the "licensed_at" field if the given value is not nil.

func (*PetCreate) SetNillableOwnerID 

func (pc *PetCreate) SetNillableOwnerID(id *int) *PetCreate

SetNillableOwnerID sets the "owner" edge to the User entity by ID if the given value is not nil.

func (*PetCreate) SetOwner 

func (pc *PetCreate) SetOwner(u *User) *PetCreate

SetOwner sets the "owner" edge to the User entity.

func (*PetCreate) SetOwnerID 

func (pc *PetCreate) SetOwnerID(id int) *PetCreate

SetOwnerID sets the "owner" edge to the User entity by ID.

type PetCreateBulk 

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

PetCreateBulk is the builder for creating many Pet entities in bulk.

func (*PetCreateBulk) Exec added in v0.9.0 

func (pcb *PetCreateBulk) Exec(ctx context.Context) error

Exec executes the query.

func (*PetCreateBulk) ExecX added in v0.9.0 

func (pcb *PetCreateBulk) ExecX(ctx context.Context)

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

func (*PetCreateBulk) Save 

func (pcb *PetCreateBulk) Save(ctx context.Context) ([]*Pet, error)

Save creates the Pet entities in the database.

func (*PetCreateBulk) SaveX 

func (pcb *PetCreateBulk) SaveX(ctx context.Context) []*Pet

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

type PetDelete 

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

PetDelete is the builder for deleting a Pet entity.

func (*PetDelete) Exec 

func (pd *PetDelete) Exec(ctx context.Context) (int, error)

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

func (*PetDelete) ExecX 

func (pd *PetDelete) ExecX(ctx context.Context) int

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

func (*PetDelete) Where 

func (pd *PetDelete) Where(ps ...predicate.Pet) *PetDelete

Where appends a list predicates to the PetDelete builder.

type PetDeleteOne 

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

PetDeleteOne is the builder for deleting a single Pet entity.

func (*PetDeleteOne) Exec 

func (pdo *PetDeleteOne) Exec(ctx context.Context) error

Exec executes the deletion query.

func (*PetDeleteOne) ExecX 

func (pdo *PetDeleteOne) ExecX(ctx context.Context)

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

type PetEdges 

type PetEdges struct {
	// Owner holds the value of the owner edge.
	Owner *User `json:"owner,omitempty"`
	// contains filtered or unexported fields
}

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

func (PetEdges) OwnerOrErr 

func (e PetEdges) 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 PetGroupBy 

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

PetGroupBy is the group-by builder for Pet entities.

func (*PetGroupBy) Aggregate 

func (pgb *PetGroupBy) Aggregate(fns ...AggregateFunc) *PetGroupBy

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

func (*PetGroupBy) Bool 

func (s *PetGroupBy) Bool(ctx context.Context) (_ bool, err error)

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

func (*PetGroupBy) BoolX 

func (s *PetGroupBy) BoolX(ctx context.Context) bool

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

func (*PetGroupBy) Bools 

func (s *PetGroupBy) Bools(ctx context.Context) ([]bool, error)

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

func (*PetGroupBy) BoolsX 

func (s *PetGroupBy) BoolsX(ctx context.Context) []bool

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

func (*PetGroupBy) Float64 

func (s *PetGroupBy) Float64(ctx context.Context) (_ float64, err error)

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

func (*PetGroupBy) Float64X 

func (s *PetGroupBy) Float64X(ctx context.Context) float64

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

func (*PetGroupBy) Float64s 

func (s *PetGroupBy) Float64s(ctx context.Context) ([]float64, error)

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

func (*PetGroupBy) Float64sX 

func (s *PetGroupBy) Float64sX(ctx context.Context) []float64

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

func (*PetGroupBy) Int 

func (s *PetGroupBy) Int(ctx context.Context) (_ int, err error)

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

func (*PetGroupBy) IntX 

func (s *PetGroupBy) IntX(ctx context.Context) int

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

func (*PetGroupBy) Ints 

func (s *PetGroupBy) Ints(ctx context.Context) ([]int, error)

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

func (*PetGroupBy) IntsX 

func (s *PetGroupBy) IntsX(ctx context.Context) []int

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

func (*PetGroupBy) Scan 

func (pgb *PetGroupBy) Scan(ctx context.Context, v any) error

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

func (*PetGroupBy) ScanX 

func (s *PetGroupBy) ScanX(ctx context.Context, v any)

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

func (*PetGroupBy) String 

func (s *PetGroupBy) String(ctx context.Context) (_ string, err error)

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

func (*PetGroupBy) StringX 

func (s *PetGroupBy) StringX(ctx context.Context) string

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

func (*PetGroupBy) Strings 

func (s *PetGroupBy) Strings(ctx context.Context) ([]string, error)

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

func (*PetGroupBy) StringsX 

func (s *PetGroupBy) StringsX(ctx context.Context) []string

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

type PetMutation 

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

PetMutation represents an operation that mutates the Pet nodes in the graph.

func (*PetMutation) AddAge 

func (m *PetMutation) AddAge(i int)

AddAge adds i to the "age" field.

func (*PetMutation) AddField 

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

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

func (*PetMutation) AddedAge 

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

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

func (*PetMutation) AddedEdges 

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

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

func (*PetMutation) AddedField 

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

AddedField returns the numeric value that was incremented/decremented on a field with the given name. The second boolean return value indicates that this field was not set, or was not defined in the schema.

func (*PetMutation) AddedFields 

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

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

func (*PetMutation) AddedIDs 

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

AddedIDs returns all IDs (to other nodes) that were added for the given edge name in this mutation.

func (*PetMutation) Age 

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

Age returns the value of the "age" field in the mutation.

func (*PetMutation) ClearEdge 

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

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

func (*PetMutation) ClearField 

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

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

func (*PetMutation) ClearLicensedAt 

func (m *PetMutation) ClearLicensedAt()

ClearLicensedAt clears the value of the "licensed_at" field.

func (*PetMutation) ClearOwner 

func (m *PetMutation) ClearOwner()

ClearOwner clears the "owner" edge to the User entity.

func (*PetMutation) ClearedEdges 

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

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

func (*PetMutation) ClearedFields 

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

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

func (PetMutation) Client 

func (m PetMutation) 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 (*PetMutation) EdgeCleared 

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

EdgeCleared returns a boolean which indicates if the edge with the given name was cleared in this mutation.

func (*PetMutation) Field 

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

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

func (*PetMutation) FieldCleared 

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

FieldCleared returns a boolean indicating if a field with the given name was cleared in this mutation.

func (*PetMutation) Fields 

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

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

func (*PetMutation) ID 

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

ID returns the ID value in the mutation. Note that the ID is only available if it was provided to the builder or after it was returned from the database.

func (*PetMutation) IDs added in v0.10.0 

func (m *PetMutation) IDs(ctx context.Context) ([]int, error)

IDs queries the database and returns the entity ids that match the mutation's predicate. That means, if the mutation is applied within a transaction with an isolation level such as sql.LevelSerializable, the returned ids match the ids of the rows that will be updated or updated by the mutation.

func (*PetMutation) LicensedAt 

func (m *PetMutation) LicensedAt() (r time.Time, exists bool)

LicensedAt returns the value of the "licensed_at" field in the mutation.

func (*PetMutation) LicensedAtCleared 

func (m *PetMutation) LicensedAtCleared() bool

LicensedAtCleared returns if the "licensed_at" field was cleared in this mutation.

func (*PetMutation) OldAge 

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

OldAge returns the old "age" field's value of the Pet entity. If the Pet 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 the database query fails.

func (*PetMutation) OldField 

func (m *PetMutation) 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 failed.

func (*PetMutation) OldLicensedAt 

func (m *PetMutation) OldLicensedAt(ctx context.Context) (v *time.Time, err error)

OldLicensedAt returns the old "licensed_at" field's value of the Pet entity. If the Pet 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 the database query fails.

func (*PetMutation) Op 

func (m *PetMutation) Op() Op

Op returns the operation name.

func (*PetMutation) OwnerCleared 

func (m *PetMutation) OwnerCleared() bool

OwnerCleared reports if the "owner" edge to the User entity was cleared.

func (*PetMutation) OwnerID 

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

OwnerID returns the "owner" edge ID in the mutation.

func (*PetMutation) OwnerIDs 

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

OwnerIDs returns the "owner" edge 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 (*PetMutation) RemovedEdges 

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

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

func (*PetMutation) RemovedIDs 

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

RemovedIDs returns all IDs (to other nodes) that were removed for the edge with the given name in this mutation.

func (*PetMutation) ResetAge 

func (m *PetMutation) ResetAge()

ResetAge resets all changes to the "age" field.

func (*PetMutation) ResetEdge 

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

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

func (*PetMutation) ResetField 

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

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

func (*PetMutation) ResetLicensedAt 

func (m *PetMutation) ResetLicensedAt()

ResetLicensedAt resets all changes to the "licensed_at" field.

func (*PetMutation) ResetOwner 

func (m *PetMutation) ResetOwner()

ResetOwner resets all changes to the "owner" edge.

func (*PetMutation) SetAge 

func (m *PetMutation) SetAge(i int)

SetAge sets the "age" field.

func (*PetMutation) SetField 

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

SetField sets the value of a field with the given name. It returns an error if the field is not defined in the schema, or if the type mismatched the field type.

func (*PetMutation) SetLicensedAt 

func (m *PetMutation) SetLicensedAt(t time.Time)

SetLicensedAt sets the "licensed_at" field.

func (*PetMutation) SetOp added in v0.11.5 

func (m *PetMutation) SetOp(op Op)

SetOp allows setting the mutation operation.

func (*PetMutation) SetOwnerID 

func (m *PetMutation) SetOwnerID(id int)

SetOwnerID sets the "owner" edge to the User entity by id.

func (PetMutation) Tx 

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

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

func (*PetMutation) Type 

func (m *PetMutation) Type() string

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

func (*PetMutation) Where added in v0.9.0 

func (m *PetMutation) Where(ps ...predicate.Pet)

Where appends a list predicates to the PetMutation builder.

func (*PetMutation) WhereP added in v0.11.5 

func (m *PetMutation) WhereP(ps ...func(*sql.Selector))

WhereP appends storage-level predicates to the PetMutation builder. Using this method, users can use type-assertion to append predicates that do not depend on any generated package.

type PetQuery 

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

PetQuery is the builder for querying Pet entities.

func (*PetQuery) Aggregate added in v0.11.4 

func (pq *PetQuery) Aggregate(fns ...AggregateFunc) *PetSelect

Aggregate returns a PetSelect configured with the given aggregations.

func (*PetQuery) All 

func (pq *PetQuery) All(ctx context.Context) ([]*Pet, error)

All executes the query and returns a list of Pets.

func (*PetQuery) AllX 

func (pq *PetQuery) AllX(ctx context.Context) []*Pet

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

func (*PetQuery) Clone 

func (pq *PetQuery) Clone() *PetQuery

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

func (*PetQuery) Count 

func (pq *PetQuery) Count(ctx context.Context) (int, error)

Count returns the count of the given query.

func (*PetQuery) CountX 

func (pq *PetQuery) CountX(ctx context.Context) int

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

func (*PetQuery) Exist 

func (pq *PetQuery) Exist(ctx context.Context) (bool, error)

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

func (*PetQuery) ExistX 

func (pq *PetQuery) ExistX(ctx context.Context) bool

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

func (*PetQuery) First 

func (pq *PetQuery) First(ctx context.Context) (*Pet, error)

First returns the first Pet entity from the query. Returns a *NotFoundError when no Pet was found.

func (*PetQuery) FirstID 

func (pq *PetQuery) FirstID(ctx context.Context) (id int, err error)

FirstID returns the first Pet ID from the query. Returns a *NotFoundError when no Pet ID was found.

func (*PetQuery) FirstIDX 

func (pq *PetQuery) FirstIDX(ctx context.Context) int

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

func (*PetQuery) FirstX 

func (pq *PetQuery) FirstX(ctx context.Context) *Pet

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

func (*PetQuery) GroupBy 

func (pq *PetQuery) GroupBy(field string, fields ...string) *PetGroupBy

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

Example: 

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

client.Pet.Query().
	GroupBy(pet.FieldAge).
	Aggregate(ent.Count()).
	Scan(ctx, &v)

func (*PetQuery) IDs 

func (pq *PetQuery) IDs(ctx context.Context) ([]int, error)

IDs executes the query and returns a list of Pet IDs.

func (*PetQuery) IDsX 

func (pq *PetQuery) IDsX(ctx context.Context) []int

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

func (*PetQuery) Limit 

func (pq *PetQuery) Limit(limit int) *PetQuery

Limit the number of records to be returned by this query.

func (*PetQuery) Modify added in v0.9.0 

func (pq *PetQuery) Modify(modifier func(s *sql.Selector)) *PetQuery

func (*PetQuery) Offset 

func (pq *PetQuery) Offset(offset int) *PetQuery

Offset to start from.

func (*PetQuery) Only 

func (pq *PetQuery) Only(ctx context.Context) (*Pet, error)

Only returns a single Pet entity found by the query, ensuring it only returns one. Returns a *NotSingularError when more than one Pet entity is found. Returns a *NotFoundError when no Pet entities are found.

func (*PetQuery) OnlyID 

func (pq *PetQuery) OnlyID(ctx context.Context) (id int, err error)

OnlyID is like Only, but returns the only Pet ID in the query. Returns a *NotSingularError when more than one Pet ID is found. Returns a *NotFoundError when no entities are found.

func (*PetQuery) OnlyIDX 

func (pq *PetQuery) OnlyIDX(ctx context.Context) int

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

func (*PetQuery) OnlyX 

func (pq *PetQuery) OnlyX(ctx context.Context) *Pet

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

func (*PetQuery) Order 

func (pq *PetQuery) Order(o ...OrderFunc) *PetQuery

Order specifies how the records should be ordered.

func (*PetQuery) QueryOwner 

func (pq *PetQuery) QueryOwner() *UserQuery

QueryOwner chains the current query on the "owner" edge.

func (*PetQuery) Select 

func (pq *PetQuery) Select(fields ...string) *PetSelect

Select allows the selection one or more fields/columns for the given query, instead of selecting all fields in the entity.

Example: 

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

client.Pet.Query().
	Select(pet.FieldAge).
	Scan(ctx, &v)

func (*PetQuery) Unique added in v0.8.0 

func (pq *PetQuery) Unique(unique bool) *PetQuery

Unique configures the query builder to filter duplicate records on query. By default, unique is set to true, and can be disabled using this method.

func (*PetQuery) Where 

func (pq *PetQuery) Where(ps ...predicate.Pet) *PetQuery

Where adds a new predicate for the PetQuery builder.

func (*PetQuery) WithOwner 

func (pq *PetQuery) WithOwner(opts ...func(*UserQuery)) *PetQuery

WithOwner tells the query-builder to eager-load the nodes that are connected to the "owner" edge. The optional arguments are used to configure the query builder of the edge.

type PetSelect 

type PetSelect struct {
	*PetQuery
	// contains filtered or unexported fields
}

PetSelect is the builder for selecting fields of Pet entities.

func (*PetSelect) Aggregate added in v0.11.4 

func (ps *PetSelect) Aggregate(fns ...AggregateFunc) *PetSelect

Aggregate adds the given aggregation functions to the selector query.

func (*PetSelect) Bool 

func (s *PetSelect) Bool(ctx context.Context) (_ bool, err error)

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

func (*PetSelect) BoolX 

func (s *PetSelect) BoolX(ctx context.Context) bool

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

func (*PetSelect) Bools 

func (s *PetSelect) Bools(ctx context.Context) ([]bool, error)

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

func (*PetSelect) BoolsX 

func (s *PetSelect) BoolsX(ctx context.Context) []bool

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

func (*PetSelect) Float64 

func (s *PetSelect) Float64(ctx context.Context) (_ float64, err error)

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

func (*PetSelect) Float64X 

func (s *PetSelect) Float64X(ctx context.Context) float64

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

func (*PetSelect) Float64s 

func (s *PetSelect) Float64s(ctx context.Context) ([]float64, error)

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

func (*PetSelect) Float64sX 

func (s *PetSelect) Float64sX(ctx context.Context) []float64

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

func (*PetSelect) Int 

func (s *PetSelect) Int(ctx context.Context) (_ int, err error)

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

func (*PetSelect) IntX 

func (s *PetSelect) IntX(ctx context.Context) int

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

func (*PetSelect) Ints 

func (s *PetSelect) Ints(ctx context.Context) ([]int, error)

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

func (*PetSelect) IntsX 

func (s *PetSelect) IntsX(ctx context.Context) []int

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

func (*PetSelect) Scan 

func (ps *PetSelect) Scan(ctx context.Context, v any) error

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

func (*PetSelect) ScanX 

func (s *PetSelect) ScanX(ctx context.Context, v any)

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

func (*PetSelect) String 

func (s *PetSelect) String(ctx context.Context) (_ string, err error)

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

func (*PetSelect) StringX 

func (s *PetSelect) StringX(ctx context.Context) string

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

func (*PetSelect) Strings 

func (s *PetSelect) Strings(ctx context.Context) ([]string, error)

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

func (*PetSelect) StringsX 

func (s *PetSelect) StringsX(ctx context.Context) []string

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

type PetUpdate 

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

PetUpdate is the builder for updating Pet entities.

func (*PetUpdate) AddAge 

func (pu *PetUpdate) AddAge(i int) *PetUpdate

AddAge adds i to the "age" field.

func (*PetUpdate) ClearLicensedAt 

func (pu *PetUpdate) ClearLicensedAt() *PetUpdate

ClearLicensedAt clears the value of the "licensed_at" field.

func (*PetUpdate) ClearOwner 

func (pu *PetUpdate) ClearOwner() *PetUpdate

ClearOwner clears the "owner" edge to the User entity.

func (*PetUpdate) Exec 

func (pu *PetUpdate) Exec(ctx context.Context) error

Exec executes the query.

func (*PetUpdate) ExecX 

func (pu *PetUpdate) ExecX(ctx context.Context)

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

func (*PetUpdate) Mutation 

func (pu *PetUpdate) Mutation() *PetMutation

Mutation returns the PetMutation object of the builder.

func (*PetUpdate) Save 

func (pu *PetUpdate) Save(ctx context.Context) (int, error)

Save executes the query and returns the number of nodes affected by the update operation.

func (*PetUpdate) SaveX 

func (pu *PetUpdate) SaveX(ctx context.Context) int

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

func (*PetUpdate) SetAge 

func (pu *PetUpdate) SetAge(i int) *PetUpdate

SetAge sets the "age" field.

func (*PetUpdate) SetLicensedAt 

func (pu *PetUpdate) SetLicensedAt(t time.Time) *PetUpdate

SetLicensedAt sets the "licensed_at" field.

func (*PetUpdate) SetNillableLicensedAt 

func (pu *PetUpdate) SetNillableLicensedAt(t *time.Time) *PetUpdate

SetNillableLicensedAt sets the "licensed_at" field if the given value is not nil.

func (*PetUpdate) SetNillableOwnerID 

func (pu *PetUpdate) SetNillableOwnerID(id *int) *PetUpdate

SetNillableOwnerID sets the "owner" edge to the User entity by ID if the given value is not nil.

func (*PetUpdate) SetOwner 

func (pu *PetUpdate) SetOwner(u *User) *PetUpdate

SetOwner sets the "owner" edge to the User entity.

func (*PetUpdate) SetOwnerID 

func (pu *PetUpdate) SetOwnerID(id int) *PetUpdate

SetOwnerID sets the "owner" edge to the User entity by ID.

func (*PetUpdate) Where 

func (pu *PetUpdate) Where(ps ...predicate.Pet) *PetUpdate

Where appends a list predicates to the PetUpdate builder.

type PetUpdateOne 

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

PetUpdateOne is the builder for updating a single Pet entity.

func (*PetUpdateOne) AddAge 

func (puo *PetUpdateOne) AddAge(i int) *PetUpdateOne

AddAge adds i to the "age" field.

func (*PetUpdateOne) ClearLicensedAt 

func (puo *PetUpdateOne) ClearLicensedAt() *PetUpdateOne

ClearLicensedAt clears the value of the "licensed_at" field.

func (*PetUpdateOne) ClearOwner 

func (puo *PetUpdateOne) ClearOwner() *PetUpdateOne

ClearOwner clears the "owner" edge to the User entity.

func (*PetUpdateOne) Exec 

func (puo *PetUpdateOne) Exec(ctx context.Context) error

Exec executes the query on the entity.

func (*PetUpdateOne) ExecX 

func (puo *PetUpdateOne) ExecX(ctx context.Context)

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

func (*PetUpdateOne) Mutation 

func (puo *PetUpdateOne) Mutation() *PetMutation

Mutation returns the PetMutation object of the builder.

func (*PetUpdateOne) Save 

func (puo *PetUpdateOne) Save(ctx context.Context) (*Pet, error)

Save executes the query and returns the updated Pet entity.

func (*PetUpdateOne) SaveX 

func (puo *PetUpdateOne) SaveX(ctx context.Context) *Pet

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

func (*PetUpdateOne) Select added in v0.8.0 

func (puo *PetUpdateOne) Select(field string, fields ...string) *PetUpdateOne

Select allows selecting one or more fields (columns) of the returned entity. The default is selecting all fields defined in the entity schema.

func (*PetUpdateOne) SetAge 

func (puo *PetUpdateOne) SetAge(i int) *PetUpdateOne

SetAge sets the "age" field.

func (*PetUpdateOne) SetLicensedAt 

func (puo *PetUpdateOne) SetLicensedAt(t time.Time) *PetUpdateOne

SetLicensedAt sets the "licensed_at" field.

func (*PetUpdateOne) SetNillableLicensedAt 

func (puo *PetUpdateOne) SetNillableLicensedAt(t *time.Time) *PetUpdateOne

SetNillableLicensedAt sets the "licensed_at" field if the given value is not nil.

func (*PetUpdateOne) SetNillableOwnerID 

func (puo *PetUpdateOne) SetNillableOwnerID(id *int) *PetUpdateOne

SetNillableOwnerID sets the "owner" edge to the User entity by ID if the given value is not nil.

func (*PetUpdateOne) SetOwner 

func (puo *PetUpdateOne) SetOwner(u *User) *PetUpdateOne

SetOwner sets the "owner" edge to the User entity.

func (*PetUpdateOne) SetOwnerID 

func (puo *PetUpdateOne) SetOwnerID(id int) *PetUpdateOne

SetOwnerID sets the "owner" edge to the User entity by ID.

type Pets 

type Pets []*Pet

Pets is a parsable slice of Pet.

type Policy 

type Policy = ent.Policy

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

type Querier added in v0.11.5 

type Querier = ent.Querier

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

type QuerierFunc added in v0.11.5 

type QuerierFunc = ent.QuerierFunc

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

type Query 

type Query = ent.Query

ent aliases to avoid import conflicts 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(ctx 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 Rollback method.

type TraverseFunc added in v0.11.5 

type TraverseFunc = ent.TraverseFunc

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

type Traverser added in v0.11.5 

type Traverser = ent.Traverser

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

type Tx 

type Tx struct {

	// Group is the client for interacting with the Group builders.
	Group *GroupClient
	// Pet is the client for interacting with the Pet builders.
	Pet *PetClient
	// 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 a Tx stored inside 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"`
	// 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 represents a user who has Pets and Friends.

func (*User) Node 

func (u *User) Node(ctx context.Context) (node *Node, err error)

func (*User) QueryFriends 

func (u *User) QueryFriends() *UserQuery

QueryFriends queries the "friends" edge of the User entity.

func (*User) QueryPets 

func (u *User) QueryPets() *PetQuery

QueryPets queries the "pets" edge of the User entity.

func (*User) String 

func (u *User) String() string

String implements the fmt.Stringer.

func (*User) Unwrap 

func (u *User) Unwrap() *User

Unwrap unwraps the User entity that was returned from a transaction after it was closed, so that all future 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 builder for creating a User entity.

func (*UserClient) CreateBulk 

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

CreateBulk 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 builder for deleting the given entity.

func (*UserClient) DeleteOneID 

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

DeleteOneID returns a builder for deleting the given entity by its 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) Intercept added in v0.11.5 

func (c *UserClient) Intercept(interceptors ...Interceptor)

Use adds a list of query interceptors to the interceptors stack. A call to `Intercept(f, g, h)` equals to `user.Intercept(f(g(h())))`.

func (*UserClient) Interceptors added in v0.11.5 

func (c *UserClient) Interceptors() []Interceptor

Interceptors returns the client interceptors.

func (*UserClient) Query 

func (c *UserClient) Query() *UserQuery

Query returns a query builder for User.

func (*UserClient) QueryFriends 

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

QueryFriends queries the friends edge of a User.

func (*UserClient) QueryPets 

func (c *UserClient) QueryPets(u *User) *PetQuery

QueryPets queries the pets 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) AddFriendIDs 

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

AddFriendIDs adds the "friends" edge to the User entity by IDs.

func (*UserCreate) AddFriends 

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

AddFriends adds the "friends" edges to the User entity.

func (*UserCreate) AddPetIDs 

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

AddPetIDs adds the "pets" edge to the Pet entity by IDs.

func (*UserCreate) AddPets 

func (uc *UserCreate) AddPets(p ...*Pet) *UserCreate

AddPets adds the "pets" edges to the Pet entity.

func (*UserCreate) Exec added in v0.9.0 

func (uc *UserCreate) Exec(ctx context.Context) error

Exec executes the query.

func (*UserCreate) ExecX added in v0.9.0 

func (uc *UserCreate) ExecX(ctx context.Context)

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

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) SetName 

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

SetName sets the "name" field.

type UserCreateBulk 

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

UserCreateBulk is the builder for creating many User entities in bulk.

func (*UserCreateBulk) Exec added in v0.9.0 

func (ucb *UserCreateBulk) Exec(ctx context.Context) error

Exec executes the query.

func (*UserCreateBulk) ExecX added in v0.9.0 

func (ucb *UserCreateBulk) ExecX(ctx context.Context)

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

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 is like Save, but panics if an error occurs.

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 appends a list predicates to the UserDelete 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 {
	// Pets holds the value of the pets edge.
	Pets []*Pet `json:"pets,omitempty"`
	// Friends holds the value of the friends edge.
	Friends []*User `json:"friends,omitempty"`
	// contains filtered or unexported fields
}

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

func (UserEdges) FriendsOrErr 

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

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

func (UserEdges) PetsOrErr 

func (e UserEdges) PetsOrErr() ([]*Pet, error)

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

type UserGroupBy 

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

UserGroupBy is the group-by builder for 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 (s *UserGroupBy) Bool(ctx context.Context) (_ bool, err error)

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

func (*UserGroupBy) BoolX 

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

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

func (*UserGroupBy) Bools 

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

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

func (*UserGroupBy) BoolsX 

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

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

func (*UserGroupBy) Float64 

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

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

func (*UserGroupBy) Float64X 

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

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

func (*UserGroupBy) Float64s 

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

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

func (*UserGroupBy) Float64sX 

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

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

func (*UserGroupBy) Int 

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

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

func (*UserGroupBy) IntX 

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

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

func (*UserGroupBy) Ints 

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

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

func (*UserGroupBy) IntsX 

func (s *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 any) error

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

func (*UserGroupBy) ScanX 

func (s *UserGroupBy) ScanX(ctx context.Context, v any)

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

func (*UserGroupBy) String 

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

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

func (*UserGroupBy) StringX 

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

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

func (*UserGroupBy) Strings 

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

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

func (*UserGroupBy) StringsX 

func (s *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 mutates the User nodes in the graph.

func (*UserMutation) AddField 

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

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

func (*UserMutation) AddFriendIDs 

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

AddFriendIDs adds the "friends" edge to the User entity by ids.

func (*UserMutation) AddPetIDs 

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

AddPetIDs adds the "pets" edge to the Pet entity by ids.

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 incremented/decremented on a field with the given name. The second boolean return value indicates that this field was not set, or was not defined in the schema.

func (*UserMutation) AddedFields 

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

AddedFields returns all numeric fields that were incremented/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 in this mutation.

func (*UserMutation) ClearEdge 

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

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

func (*UserMutation) ClearField 

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

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

func (*UserMutation) ClearFriends 

func (m *UserMutation) ClearFriends()

ClearFriends clears the "friends" edge to the User entity.

func (*UserMutation) ClearPets 

func (m *UserMutation) ClearPets()

ClearPets clears the "pets" edge to the Pet entity.

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 which indicates if the edge with the given name 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 return value indicates that this field was not set, or was not defined in the schema.

func (*UserMutation) FieldCleared 

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

FieldCleared returns a boolean indicating if a field with the given name 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 incremented/decremented, call AddedFields().

func (*UserMutation) FriendsCleared 

func (m *UserMutation) FriendsCleared() bool

FriendsCleared reports if the "friends" edge to the User entity was cleared.

func (*UserMutation) FriendsIDs 

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

FriendsIDs returns the "friends" edge IDs in the mutation.

func (*UserMutation) ID 

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

ID returns the ID value in the mutation. Note that the ID is only available if it was provided to the builder or after it was returned from the database.

func (*UserMutation) IDs added in v0.10.0 

func (m *UserMutation) IDs(ctx context.Context) ([]int, error)

IDs queries the database and returns the entity ids that match the mutation's predicate. That means, if the mutation is applied within a transaction with an isolation level such as sql.LevelSerializable, the returned ids match the ids of the rows that will be updated or updated by the mutation.

func (*UserMutation) Name 

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

Name returns the value of the "name" field in the mutation.

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 failed.

func (*UserMutation) OldName 

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

OldName returns the old "name" field's value of the User entity. 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 the database query fails.

func (*UserMutation) Op 

func (m *UserMutation) Op() Op

Op returns the operation name.

func (*UserMutation) PetsCleared 

func (m *UserMutation) PetsCleared() bool

PetsCleared reports if the "pets" edge to the Pet entity was cleared.

func (*UserMutation) PetsIDs 

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

PetsIDs returns the "pets" edge IDs in the mutation.

func (*UserMutation) RemoveFriendIDs 

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

RemoveFriendIDs removes the "friends" edge to the User entity by IDs.

func (*UserMutation) RemovePetIDs 

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

RemovePetIDs removes the "pets" edge to the Pet entity by IDs.

func (*UserMutation) RemovedEdges 

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

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

func (*UserMutation) RemovedFriendsIDs 

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

RemovedFriends returns the removed IDs of the "friends" edge to the User entity.

func (*UserMutation) RemovedIDs 

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

RemovedIDs returns all IDs (to other nodes) that were removed for the edge with the given name in this mutation.

func (*UserMutation) RemovedPetsIDs 

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

RemovedPets returns the removed IDs of the "pets" edge to the Pet entity.

func (*UserMutation) ResetEdge 

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

ResetEdge resets all changes to the edge with the given name in this mutation. 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 for the field with the given name. It returns an error if the field is not defined in the schema.

func (*UserMutation) ResetFriends 

func (m *UserMutation) ResetFriends()

ResetFriends resets all changes to the "friends" edge.

func (*UserMutation) ResetName 

func (m *UserMutation) ResetName()

ResetName resets all changes to the "name" field.

func (*UserMutation) ResetPets 

func (m *UserMutation) ResetPets()

ResetPets resets all changes to the "pets" edge.

func (*UserMutation) SetField 

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

SetField sets the value of a field with the given name. It returns an error if the field is not defined in the schema, or if the type mismatched the field type.

func (*UserMutation) SetName 

func (m *UserMutation) SetName(s string)

SetName sets the "name" field.

func (*UserMutation) SetOp added in v0.11.5 

func (m *UserMutation) SetOp(op Op)

SetOp allows setting the mutation operation.

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).

func (*UserMutation) Where added in v0.9.0 

func (m *UserMutation) Where(ps ...predicate.User)

Where appends a list predicates to the UserMutation builder.

func (*UserMutation) WhereP added in v0.11.5 

func (m *UserMutation) WhereP(ps ...func(*sql.Selector))

WhereP appends storage-level predicates to the UserMutation builder. Using this method, users can use type-assertion to append predicates that do not depend on any generated package.

type UserQuery 

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

UserQuery is the builder for querying User entities.

func (*UserQuery) Aggregate added in v0.11.4 

func (uq *UserQuery) Aggregate(fns ...AggregateFunc) *UserSelect

Aggregate returns a UserSelect configured with the given aggregations.

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 UserQuery 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 from the query. Returns a *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 from the query. Returns a *NotFoundError when no User 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 is used to group vertices by one or more fields/columns. It is often used with aggregate functions, like: count, max, mean, min, sum.

Example: 

var v []struct {
	Name string `json:"name,omitempty"`
	Count int `json:"count,omitempty"`
}

client.User.Query().
	GroupBy(user.FieldName).
	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 the number of records to be returned by this query.

func (*UserQuery) Modify added in v0.9.0 

func (uq *UserQuery) Modify(modifier func(s *sql.Selector)) *UserQuery

func (*UserQuery) Offset 

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

Offset to start from.

func (*UserQuery) Only 

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

Only returns a single User entity found by the query, ensuring it only returns one. Returns a *NotSingularError when more than one User entity is found. Returns a *NotFoundError when no User entities are found.

func (*UserQuery) OnlyID 

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

OnlyID is like Only, but returns the only User ID in the query. Returns a *NotSingularError when more than one User ID is found. Returns a *NotFoundError when no entities are found.

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 specifies how the records should be ordered.

func (*UserQuery) QueryFriends 

func (uq *UserQuery) QueryFriends() *UserQuery

QueryFriends chains the current query on the "friends" edge.

func (*UserQuery) QueryPets 

func (uq *UserQuery) QueryPets() *PetQuery

QueryPets chains the current query on the "pets" edge.

func (*UserQuery) Select 

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

Select allows the selection one or more fields/columns for the given query, instead of selecting all fields in the entity.

Example: 

var v []struct {
	Name string `json:"name,omitempty"`
}

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

func (*UserQuery) Unique added in v0.8.0 

func (uq *UserQuery) Unique(unique bool) *UserQuery

Unique configures the query builder to filter duplicate records on query. By default, unique is set to true, and can be disabled using this method.

func (*UserQuery) Where 

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

Where adds a new predicate for the UserQuery builder.

func (*UserQuery) WithFriends 

func (uq *UserQuery) WithFriends(opts ...func(*UserQuery)) *UserQuery

WithFriends tells the query-builder to eager-load the nodes that are connected to the "friends" edge. The optional arguments are used to configure the query builder of the edge.

func (*UserQuery) WithPets 

func (uq *UserQuery) WithPets(opts ...func(*PetQuery)) *UserQuery

WithPets tells the query-builder to eager-load the nodes that are connected to the "pets" edge. The optional arguments are used to configure the query builder of the edge.

type UserSelect 

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

UserSelect is the builder for selecting fields of User entities.

func (*UserSelect) Aggregate added in v0.11.4 

func (us *UserSelect) Aggregate(fns ...AggregateFunc) *UserSelect

Aggregate adds the given aggregation functions to the selector query.

func (*UserSelect) Bool 

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

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

func (*UserSelect) BoolX 

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

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

func (*UserSelect) Bools 

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

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

func (*UserSelect) BoolsX 

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

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

func (*UserSelect) Float64 

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

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

func (*UserSelect) Float64X 

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

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

func (*UserSelect) Float64s 

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

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

func (*UserSelect) Float64sX 

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

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

func (*UserSelect) Int 

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

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

func (*UserSelect) IntX 

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

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

func (*UserSelect) Ints 

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

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

func (*UserSelect) IntsX 

func (s *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 any) error

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

func (*UserSelect) ScanX 

func (s *UserSelect) ScanX(ctx context.Context, v any)

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

func (*UserSelect) String 

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

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

func (*UserSelect) StringX 

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

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

func (*UserSelect) Strings 

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

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

func (*UserSelect) StringsX 

func (s *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) AddFriendIDs 

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

AddFriendIDs adds the "friends" edge to the User entity by IDs.

func (*UserUpdate) AddFriends 

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

AddFriends adds the "friends" edges to the User entity.

func (*UserUpdate) AddPetIDs 

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

AddPetIDs adds the "pets" edge to the Pet entity by IDs.

func (*UserUpdate) AddPets 

func (uu *UserUpdate) AddPets(p ...*Pet) *UserUpdate

AddPets adds the "pets" edges to the Pet entity.

func (*UserUpdate) ClearFriends 

func (uu *UserUpdate) ClearFriends() *UserUpdate

ClearFriends clears all "friends" edges to the User entity.

func (*UserUpdate) ClearPets 

func (uu *UserUpdate) ClearPets() *UserUpdate

ClearPets clears all "pets" edges to the Pet entity.

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) RemoveFriendIDs 

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

RemoveFriendIDs removes the "friends" edge to User entities by IDs.

func (*UserUpdate) RemoveFriends 

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

RemoveFriends removes "friends" edges to User entities.

func (*UserUpdate) RemovePetIDs 

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

RemovePetIDs removes the "pets" edge to Pet entities by IDs.

func (*UserUpdate) RemovePets 

func (uu *UserUpdate) RemovePets(p ...*Pet) *UserUpdate

RemovePets removes "pets" edges to Pet entities.

func (*UserUpdate) Save 

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

Save executes the query and returns the number of nodes affected by the update operation.

func (*UserUpdate) SaveX 

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

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

func (*UserUpdate) SetName 

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

SetName sets the "name" field.

func (*UserUpdate) Where 

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

Where appends a list predicates to the UserUpdate builder.

type UserUpdateOne 

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

UserUpdateOne is the builder for updating a single User entity.

func (*UserUpdateOne) AddFriendIDs 

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

AddFriendIDs adds the "friends" edge to the User entity by IDs.

func (*UserUpdateOne) AddFriends 

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

AddFriends adds the "friends" edges to the User entity.

func (*UserUpdateOne) AddPetIDs 

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

AddPetIDs adds the "pets" edge to the Pet entity by IDs.

func (*UserUpdateOne) AddPets 

func (uuo *UserUpdateOne) AddPets(p ...*Pet) *UserUpdateOne

AddPets adds the "pets" edges to the Pet entity.

func (*UserUpdateOne) ClearFriends 

func (uuo *UserUpdateOne) ClearFriends() *UserUpdateOne

ClearFriends clears all "friends" edges to the User entity.

func (*UserUpdateOne) ClearPets 

func (uuo *UserUpdateOne) ClearPets() *UserUpdateOne

ClearPets clears all "pets" edges to the Pet entity.

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) RemoveFriendIDs 

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

RemoveFriendIDs removes the "friends" edge to User entities by IDs.

func (*UserUpdateOne) RemoveFriends 

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

RemoveFriends removes "friends" edges to User entities.

func (*UserUpdateOne) RemovePetIDs 

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

RemovePetIDs removes the "pets" edge to Pet entities by IDs.

func (*UserUpdateOne) RemovePets 

func (uuo *UserUpdateOne) RemovePets(p ...*Pet) *UserUpdateOne

RemovePets removes "pets" edges to Pet entities.

func (*UserUpdateOne) Save 

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

Save executes the query and returns the updated User entity.

func (*UserUpdateOne) SaveX 

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

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

func (*UserUpdateOne) Select added in v0.8.0 

func (uuo *UserUpdateOne) Select(field string, fields ...string) *UserUpdateOne

Select allows selecting one or more fields (columns) of the returned entity. The default is selecting all fields defined in the entity schema.

func (*UserUpdateOne) SetName 

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

SetName sets the "name" field.

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 or edge 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 conflicts in user's code.

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