ent

package
v0.11.1 Latest Latest
Warning

This package is not in the latest version of its module.

Go to latest
Published: Jul 14, 2022 License: Apache-2.0 Imports: 19 Imported by: 0

Documentation

Index

Constants

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

	// Node types.
	TypeComment = "Comment"
	TypePost    = "Post"
	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

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
	// Comment is the client for interacting with the Comment builders.
	Comment *CommentClient
	// Post is the client for interacting with the Post builders.
	Post *PostClient
	// 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().
	Comment.
	Query().
	Count(ctx)

func (*Client) Tx

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

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

func (*Client) Use

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

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

type Comment

type Comment struct {

	// ID of the ent.
	ID int `json:"id,omitempty"`
	// Text holds the value of the "text" field.
	Text string `json:"text,omitempty"`
	// PostID holds the value of the "post_id" field.
	PostID int `json:"post_id,omitempty"`
	// Edges holds the relations/edges for other nodes in the graph.
	// The values are being populated by the CommentQuery when eager-loading is set.
	Edges CommentEdges `json:"edges"`
	// contains filtered or unexported fields
}

Comment is the model entity for the Comment schema.

func (*Comment) QueryPost

func (c *Comment) QueryPost() *PostQuery

QueryPost queries the "post" edge of the Comment entity.

func (*Comment) String

func (c *Comment) String() string

String implements the fmt.Stringer.

func (*Comment) Unwrap

func (c *Comment) Unwrap() *Comment

Unwrap unwraps the Comment 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 (*Comment) Update

func (c *Comment) Update() *CommentUpdateOne

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

type CommentClient

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

CommentClient is a client for the Comment schema.

func NewCommentClient

func NewCommentClient(c config) *CommentClient

NewCommentClient returns a client for the Comment from the given config.

func (*CommentClient) Create

func (c *CommentClient) Create() *CommentCreate

Create returns a builder for creating a Comment entity.

func (*CommentClient) CreateBulk

func (c *CommentClient) CreateBulk(builders ...*CommentCreate) *CommentCreateBulk

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

func (*CommentClient) Delete

func (c *CommentClient) Delete() *CommentDelete

Delete returns a delete builder for Comment.

func (*CommentClient) DeleteOne

func (c *CommentClient) DeleteOne(co *Comment) *CommentDeleteOne

DeleteOne returns a builder for deleting the given entity.

func (*CommentClient) DeleteOneID

func (c *CommentClient) DeleteOneID(id int) *CommentDeleteOne

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

func (*CommentClient) Get

func (c *CommentClient) Get(ctx context.Context, id int) (*Comment, error)

Get returns a Comment entity by its id.

func (*CommentClient) GetX

func (c *CommentClient) GetX(ctx context.Context, id int) *Comment

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

func (*CommentClient) Hooks

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

Hooks returns the client hooks.

func (*CommentClient) Query

func (c *CommentClient) Query() *CommentQuery

Query returns a query builder for Comment.

func (*CommentClient) QueryPost

func (c *CommentClient) QueryPost(co *Comment) *PostQuery

QueryPost queries the post edge of a Comment.

func (*CommentClient) Update

func (c *CommentClient) Update() *CommentUpdate

Update returns an update builder for Comment.

func (*CommentClient) UpdateOne

func (c *CommentClient) UpdateOne(co *Comment) *CommentUpdateOne

UpdateOne returns an update builder for the given entity.

func (*CommentClient) UpdateOneID

func (c *CommentClient) UpdateOneID(id int) *CommentUpdateOne

UpdateOneID returns an update builder for the given id.

func (*CommentClient) Use

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

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

type CommentCreate

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

CommentCreate is the builder for creating a Comment entity.

func (*CommentCreate) Exec added in v0.9.0

func (cc *CommentCreate) Exec(ctx context.Context) error

Exec executes the query.

func (*CommentCreate) ExecX added in v0.9.0

func (cc *CommentCreate) ExecX(ctx context.Context)

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

func (*CommentCreate) Mutation

func (cc *CommentCreate) Mutation() *CommentMutation

Mutation returns the CommentMutation object of the builder.

func (*CommentCreate) Save

func (cc *CommentCreate) Save(ctx context.Context) (*Comment, error)

Save creates the Comment in the database.

func (*CommentCreate) SaveX

func (cc *CommentCreate) SaveX(ctx context.Context) *Comment

SaveX calls Save and panics if Save returns an error.

func (*CommentCreate) SetPost

func (cc *CommentCreate) SetPost(p *Post) *CommentCreate

SetPost sets the "post" edge to the Post entity.

func (*CommentCreate) SetPostID

func (cc *CommentCreate) SetPostID(i int) *CommentCreate

SetPostID sets the "post_id" field.

func (*CommentCreate) SetText

func (cc *CommentCreate) SetText(s string) *CommentCreate

SetText sets the "text" field.

type CommentCreateBulk

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

CommentCreateBulk is the builder for creating many Comment entities in bulk.

func (*CommentCreateBulk) Exec added in v0.9.0

func (ccb *CommentCreateBulk) Exec(ctx context.Context) error

Exec executes the query.

func (*CommentCreateBulk) ExecX added in v0.9.0

func (ccb *CommentCreateBulk) ExecX(ctx context.Context)

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

func (*CommentCreateBulk) Save

func (ccb *CommentCreateBulk) Save(ctx context.Context) ([]*Comment, error)

Save creates the Comment entities in the database.

func (*CommentCreateBulk) SaveX

func (ccb *CommentCreateBulk) SaveX(ctx context.Context) []*Comment

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

type CommentDelete

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

CommentDelete is the builder for deleting a Comment entity.

func (*CommentDelete) Exec

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

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

func (*CommentDelete) ExecX

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

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

func (*CommentDelete) Where

func (cd *CommentDelete) Where(ps ...predicate.Comment) *CommentDelete

Where appends a list predicates to the CommentDelete builder.

type CommentDeleteOne

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

CommentDeleteOne is the builder for deleting a single Comment entity.

func (*CommentDeleteOne) Exec

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

Exec executes the deletion query.

func (*CommentDeleteOne) ExecX

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

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

type CommentEdges

type CommentEdges struct {
	// Post holds the value of the post edge.
	Post *Post `json:"post,omitempty"`
	// contains filtered or unexported fields
}

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

func (CommentEdges) PostOrErr

func (e CommentEdges) PostOrErr() (*Post, error)

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

type CommentGroupBy

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

CommentGroupBy is the group-by builder for Comment entities.

func (*CommentGroupBy) Aggregate

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

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

func (*CommentGroupBy) Bool

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

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

func (*CommentGroupBy) BoolX

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

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

func (*CommentGroupBy) Bools

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

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

func (*CommentGroupBy) BoolsX

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

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

func (*CommentGroupBy) Float64

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

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

func (*CommentGroupBy) Float64X

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

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

func (*CommentGroupBy) Float64s

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

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

func (*CommentGroupBy) Float64sX

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

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

func (*CommentGroupBy) Int

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

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

func (*CommentGroupBy) IntX

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

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

func (*CommentGroupBy) Ints

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

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

func (*CommentGroupBy) IntsX

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

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

func (*CommentGroupBy) Scan

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

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

func (*CommentGroupBy) ScanX

func (s *CommentGroupBy) ScanX(ctx context.Context, v interface{})

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

func (*CommentGroupBy) String

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

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

func (*CommentGroupBy) StringX

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

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

func (*CommentGroupBy) Strings

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

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

func (*CommentGroupBy) StringsX

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

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

type CommentMutation

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

CommentMutation represents an operation that mutates the Comment nodes in the graph.

func (*CommentMutation) AddField

func (m *CommentMutation) 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 (*CommentMutation) AddedEdges

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

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

func (*CommentMutation) AddedField

func (m *CommentMutation) 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 (*CommentMutation) AddedFields

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

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

func (*CommentMutation) AddedIDs

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

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

func (*CommentMutation) ClearEdge

func (m *CommentMutation) 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 (*CommentMutation) ClearField

func (m *CommentMutation) 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 (*CommentMutation) ClearPost

func (m *CommentMutation) ClearPost()

ClearPost clears the "post" edge to the Post entity.

func (*CommentMutation) ClearedEdges

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

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

func (*CommentMutation) ClearedFields

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

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

func (CommentMutation) Client

func (m CommentMutation) 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 (*CommentMutation) EdgeCleared

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

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

func (*CommentMutation) Field

func (m *CommentMutation) 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 (*CommentMutation) FieldCleared

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

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

func (*CommentMutation) Fields

func (m *CommentMutation) 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 (*CommentMutation) ID

func (m *CommentMutation) 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 (*CommentMutation) IDs added in v0.10.0

func (m *CommentMutation) 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 (*CommentMutation) OldField

func (m *CommentMutation) 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 (*CommentMutation) OldPostID

func (m *CommentMutation) OldPostID(ctx context.Context) (v int, err error)

OldPostID returns the old "post_id" field's value of the Comment entity. If the Comment 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 (*CommentMutation) OldText

func (m *CommentMutation) OldText(ctx context.Context) (v string, err error)

OldText returns the old "text" field's value of the Comment entity. If the Comment 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 (*CommentMutation) Op

func (m *CommentMutation) Op() Op

Op returns the operation name.

func (*CommentMutation) PostCleared

func (m *CommentMutation) PostCleared() bool

PostCleared reports if the "post" edge to the Post entity was cleared.

func (*CommentMutation) PostID

func (m *CommentMutation) PostID() (r int, exists bool)

PostID returns the value of the "post_id" field in the mutation.

func (*CommentMutation) PostIDs

func (m *CommentMutation) PostIDs() (ids []int)

PostIDs returns the "post" edge IDs in the mutation. Note that IDs always returns len(IDs) <= 1 for unique edges, and you should use PostID instead. It exists only for internal usage by the builders.

func (*CommentMutation) RemovedEdges

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

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

func (*CommentMutation) RemovedIDs

func (m *CommentMutation) 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 (*CommentMutation) ResetEdge

func (m *CommentMutation) 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 (*CommentMutation) ResetField

func (m *CommentMutation) 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 (*CommentMutation) ResetPost

func (m *CommentMutation) ResetPost()

ResetPost resets all changes to the "post" edge.

func (*CommentMutation) ResetPostID

func (m *CommentMutation) ResetPostID()

ResetPostID resets all changes to the "post_id" field.

func (*CommentMutation) ResetText

func (m *CommentMutation) ResetText()

ResetText resets all changes to the "text" field.

func (*CommentMutation) SetField

func (m *CommentMutation) 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 (*CommentMutation) SetPostID

func (m *CommentMutation) SetPostID(i int)

SetPostID sets the "post_id" field.

func (*CommentMutation) SetText

func (m *CommentMutation) SetText(s string)

SetText sets the "text" field.

func (*CommentMutation) Text

func (m *CommentMutation) Text() (r string, exists bool)

Text returns the value of the "text" field in the mutation.

func (CommentMutation) Tx

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

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

func (*CommentMutation) Type

func (m *CommentMutation) Type() string

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

func (*CommentMutation) Where added in v0.9.0

func (m *CommentMutation) Where(ps ...predicate.Comment)

Where appends a list predicates to the CommentMutation builder.

type CommentQuery

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

CommentQuery is the builder for querying Comment entities.

func (*CommentQuery) All

func (cq *CommentQuery) All(ctx context.Context) ([]*Comment, error)

All executes the query and returns a list of Comments.

func (*CommentQuery) AllX

func (cq *CommentQuery) AllX(ctx context.Context) []*Comment

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

func (*CommentQuery) Clone

func (cq *CommentQuery) Clone() *CommentQuery

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

func (*CommentQuery) Count

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

Count returns the count of the given query.

func (*CommentQuery) CountX

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

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

func (*CommentQuery) Exist

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

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

func (*CommentQuery) ExistX

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

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

func (*CommentQuery) First

func (cq *CommentQuery) First(ctx context.Context) (*Comment, error)

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

func (*CommentQuery) FirstID

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

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

func (*CommentQuery) FirstIDX

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

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

func (*CommentQuery) FirstX

func (cq *CommentQuery) FirstX(ctx context.Context) *Comment

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

func (*CommentQuery) GroupBy

func (cq *CommentQuery) GroupBy(field string, fields ...string) *CommentGroupBy

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 {
	Text string `json:"text,omitempty"`
	Count int `json:"count,omitempty"`
}

client.Comment.Query().
	GroupBy(comment.FieldText).
	Aggregate(ent.Count()).
	Scan(ctx, &v)

func (*CommentQuery) IDs

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

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

func (*CommentQuery) IDsX

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

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

func (*CommentQuery) Limit

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

Limit adds a limit step to the query.

func (*CommentQuery) Offset

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

Offset adds an offset step to the query.

func (*CommentQuery) Only

func (cq *CommentQuery) Only(ctx context.Context) (*Comment, error)

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

func (*CommentQuery) OnlyID

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

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

func (*CommentQuery) OnlyIDX

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

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

func (*CommentQuery) OnlyX

func (cq *CommentQuery) OnlyX(ctx context.Context) *Comment

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

func (*CommentQuery) Order

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

Order adds an order step to the query.

func (*CommentQuery) QueryPost

func (cq *CommentQuery) QueryPost() *PostQuery

QueryPost chains the current query on the "post" edge.

func (*CommentQuery) Select

func (cq *CommentQuery) Select(fields ...string) *CommentSelect

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 {
	Text string `json:"text,omitempty"`
}

client.Comment.Query().
	Select(comment.FieldText).
	Scan(ctx, &v)

func (*CommentQuery) Unique

func (cq *CommentQuery) Unique(unique bool) *CommentQuery

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 (*CommentQuery) Where

func (cq *CommentQuery) Where(ps ...predicate.Comment) *CommentQuery

Where adds a new predicate for the CommentQuery builder.

func (*CommentQuery) WithPost

func (cq *CommentQuery) WithPost(opts ...func(*PostQuery)) *CommentQuery

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

type CommentSelect

type CommentSelect struct {
	*CommentQuery
	// contains filtered or unexported fields
}

CommentSelect is the builder for selecting fields of Comment entities.

func (*CommentSelect) Bool

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

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

func (*CommentSelect) BoolX

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

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

func (*CommentSelect) Bools

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

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

func (*CommentSelect) BoolsX

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

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

func (*CommentSelect) Float64

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

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

func (*CommentSelect) Float64X

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

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

func (*CommentSelect) Float64s

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

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

func (*CommentSelect) Float64sX

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

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

func (*CommentSelect) Int

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

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

func (*CommentSelect) IntX

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

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

func (*CommentSelect) Ints

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

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

func (*CommentSelect) IntsX

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

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

func (*CommentSelect) Scan

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

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

func (*CommentSelect) ScanX

func (s *CommentSelect) ScanX(ctx context.Context, v interface{})

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

func (*CommentSelect) String

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

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

func (*CommentSelect) StringX

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

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

func (*CommentSelect) Strings

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

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

func (*CommentSelect) StringsX

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

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

type CommentUpdate

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

CommentUpdate is the builder for updating Comment entities.

func (*CommentUpdate) ClearPost

func (cu *CommentUpdate) ClearPost() *CommentUpdate

ClearPost clears the "post" edge to the Post entity.

func (*CommentUpdate) Exec

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

Exec executes the query.

func (*CommentUpdate) ExecX

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

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

func (*CommentUpdate) Mutation

func (cu *CommentUpdate) Mutation() *CommentMutation

Mutation returns the CommentMutation object of the builder.

func (*CommentUpdate) Save

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

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

func (*CommentUpdate) SaveX

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

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

func (*CommentUpdate) SetPost

func (cu *CommentUpdate) SetPost(p *Post) *CommentUpdate

SetPost sets the "post" edge to the Post entity.

func (*CommentUpdate) SetPostID

func (cu *CommentUpdate) SetPostID(i int) *CommentUpdate

SetPostID sets the "post_id" field.

func (*CommentUpdate) SetText

func (cu *CommentUpdate) SetText(s string) *CommentUpdate

SetText sets the "text" field.

func (*CommentUpdate) Where

func (cu *CommentUpdate) Where(ps ...predicate.Comment) *CommentUpdate

Where appends a list predicates to the CommentUpdate builder.

type CommentUpdateOne

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

CommentUpdateOne is the builder for updating a single Comment entity.

func (*CommentUpdateOne) ClearPost

func (cuo *CommentUpdateOne) ClearPost() *CommentUpdateOne

ClearPost clears the "post" edge to the Post entity.

func (*CommentUpdateOne) Exec

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

Exec executes the query on the entity.

func (*CommentUpdateOne) ExecX

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

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

func (*CommentUpdateOne) Mutation

func (cuo *CommentUpdateOne) Mutation() *CommentMutation

Mutation returns the CommentMutation object of the builder.

func (*CommentUpdateOne) Save

func (cuo *CommentUpdateOne) Save(ctx context.Context) (*Comment, error)

Save executes the query and returns the updated Comment entity.

func (*CommentUpdateOne) SaveX

func (cuo *CommentUpdateOne) SaveX(ctx context.Context) *Comment

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

func (*CommentUpdateOne) Select

func (cuo *CommentUpdateOne) Select(field string, fields ...string) *CommentUpdateOne

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

func (*CommentUpdateOne) SetPost

func (cuo *CommentUpdateOne) SetPost(p *Post) *CommentUpdateOne

SetPost sets the "post" edge to the Post entity.

func (*CommentUpdateOne) SetPostID

func (cuo *CommentUpdateOne) SetPostID(i int) *CommentUpdateOne

SetPostID sets the "post_id" field.

func (*CommentUpdateOne) SetText

func (cuo *CommentUpdateOne) SetText(s string) *CommentUpdateOne

SetText sets the "text" field.

type Comments

type Comments []*Comment

Comments is a parsable slice of Comment.

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 Hook

type Hook = ent.Hook

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 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 Log

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

type Policy = ent.Policy

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

type Post

type Post struct {

	// ID of the ent.
	ID int `json:"id,omitempty"`
	// Text holds the value of the "text" field.
	Text string `json:"text,omitempty"`
	// AuthorID holds the value of the "author_id" field.
	AuthorID int `json:"author_id,omitempty"`
	// Edges holds the relations/edges for other nodes in the graph.
	// The values are being populated by the PostQuery when eager-loading is set.
	Edges PostEdges `json:"edges"`
	// contains filtered or unexported fields
}

Post is the model entity for the Post schema.

func (*Post) QueryAuthor

func (po *Post) QueryAuthor() *UserQuery

QueryAuthor queries the "author" edge of the Post entity.

func (*Post) QueryComments

func (po *Post) QueryComments() *CommentQuery

QueryComments queries the "comments" edge of the Post entity.

func (*Post) String

func (po *Post) String() string

String implements the fmt.Stringer.

func (*Post) Unwrap

func (po *Post) Unwrap() *Post

Unwrap unwraps the Post 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 (*Post) Update

func (po *Post) Update() *PostUpdateOne

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

type PostClient

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

PostClient is a client for the Post schema.

func NewPostClient

func NewPostClient(c config) *PostClient

NewPostClient returns a client for the Post from the given config.

func (*PostClient) Create

func (c *PostClient) Create() *PostCreate

Create returns a builder for creating a Post entity.

func (*PostClient) CreateBulk

func (c *PostClient) CreateBulk(builders ...*PostCreate) *PostCreateBulk

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

func (*PostClient) Delete

func (c *PostClient) Delete() *PostDelete

Delete returns a delete builder for Post.

func (*PostClient) DeleteOne

func (c *PostClient) DeleteOne(po *Post) *PostDeleteOne

DeleteOne returns a builder for deleting the given entity.

func (*PostClient) DeleteOneID

func (c *PostClient) DeleteOneID(id int) *PostDeleteOne

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

func (*PostClient) Get

func (c *PostClient) Get(ctx context.Context, id int) (*Post, error)

Get returns a Post entity by its id.

func (*PostClient) GetX

func (c *PostClient) GetX(ctx context.Context, id int) *Post

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

func (*PostClient) Hooks

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

Hooks returns the client hooks.

func (*PostClient) Query

func (c *PostClient) Query() *PostQuery

Query returns a query builder for Post.

func (*PostClient) QueryAuthor

func (c *PostClient) QueryAuthor(po *Post) *UserQuery

QueryAuthor queries the author edge of a Post.

func (*PostClient) QueryComments

func (c *PostClient) QueryComments(po *Post) *CommentQuery

QueryComments queries the comments edge of a Post.

func (*PostClient) Update

func (c *PostClient) Update() *PostUpdate

Update returns an update builder for Post.

func (*PostClient) UpdateOne

func (c *PostClient) UpdateOne(po *Post) *PostUpdateOne

UpdateOne returns an update builder for the given entity.

func (*PostClient) UpdateOneID

func (c *PostClient) UpdateOneID(id int) *PostUpdateOne

UpdateOneID returns an update builder for the given id.

func (*PostClient) Use

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

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

type PostCreate

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

PostCreate is the builder for creating a Post entity.

func (*PostCreate) AddCommentIDs

func (pc *PostCreate) AddCommentIDs(ids ...int) *PostCreate

AddCommentIDs adds the "comments" edge to the Comment entity by IDs.

func (*PostCreate) AddComments

func (pc *PostCreate) AddComments(c ...*Comment) *PostCreate

AddComments adds the "comments" edges to the Comment entity.

func (*PostCreate) Exec added in v0.9.0

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

Exec executes the query.

func (*PostCreate) ExecX added in v0.9.0

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

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

func (*PostCreate) Mutation

func (pc *PostCreate) Mutation() *PostMutation

Mutation returns the PostMutation object of the builder.

func (*PostCreate) Save

func (pc *PostCreate) Save(ctx context.Context) (*Post, error)

Save creates the Post in the database.

func (*PostCreate) SaveX

func (pc *PostCreate) SaveX(ctx context.Context) *Post

SaveX calls Save and panics if Save returns an error.

func (*PostCreate) SetAuthor

func (pc *PostCreate) SetAuthor(u *User) *PostCreate

SetAuthor sets the "author" edge to the User entity.

func (*PostCreate) SetAuthorID

func (pc *PostCreate) SetAuthorID(i int) *PostCreate

SetAuthorID sets the "author_id" field.

func (*PostCreate) SetNillableAuthorID

func (pc *PostCreate) SetNillableAuthorID(i *int) *PostCreate

SetNillableAuthorID sets the "author_id" field if the given value is not nil.

func (*PostCreate) SetNillableText

func (pc *PostCreate) SetNillableText(s *string) *PostCreate

SetNillableText sets the "text" field if the given value is not nil.

func (*PostCreate) SetText

func (pc *PostCreate) SetText(s string) *PostCreate

SetText sets the "text" field.

type PostCreateBulk

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

PostCreateBulk is the builder for creating many Post entities in bulk.

func (*PostCreateBulk) Exec added in v0.9.0

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

Exec executes the query.

func (*PostCreateBulk) ExecX added in v0.9.0

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

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

func (*PostCreateBulk) Save

func (pcb *PostCreateBulk) Save(ctx context.Context) ([]*Post, error)

Save creates the Post entities in the database.

func (*PostCreateBulk) SaveX

func (pcb *PostCreateBulk) SaveX(ctx context.Context) []*Post

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

type PostDelete

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

PostDelete is the builder for deleting a Post entity.

func (*PostDelete) Exec

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

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

func (*PostDelete) ExecX

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

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

func (*PostDelete) Where

func (pd *PostDelete) Where(ps ...predicate.Post) *PostDelete

Where appends a list predicates to the PostDelete builder.

type PostDeleteOne

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

PostDeleteOne is the builder for deleting a single Post entity.

func (*PostDeleteOne) Exec

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

Exec executes the deletion query.

func (*PostDeleteOne) ExecX

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

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

type PostEdges

type PostEdges struct {
	// Author holds the value of the author edge.
	Author *User `json:"author,omitempty"`
	// Comments holds the value of the comments edge.
	Comments []*Comment `json:"comments,omitempty"`
	// contains filtered or unexported fields
}

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

func (PostEdges) AuthorOrErr

func (e PostEdges) AuthorOrErr() (*User, error)

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

func (PostEdges) CommentsOrErr

func (e PostEdges) CommentsOrErr() ([]*Comment, error)

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

type PostGroupBy

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

PostGroupBy is the group-by builder for Post entities.

func (*PostGroupBy) Aggregate

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

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

func (*PostGroupBy) Bool

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

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

func (*PostGroupBy) BoolX

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

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

func (*PostGroupBy) Bools

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

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

func (*PostGroupBy) BoolsX

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

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

func (*PostGroupBy) Float64

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

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

func (*PostGroupBy) Float64X

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

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

func (*PostGroupBy) Float64s

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

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

func (*PostGroupBy) Float64sX

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

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

func (*PostGroupBy) Int

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

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

func (*PostGroupBy) IntX

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

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

func (*PostGroupBy) Ints

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

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

func (*PostGroupBy) IntsX

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

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

func (*PostGroupBy) Scan

func (pgb *PostGroupBy) Scan(ctx context.Context, v interface{}) error

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

func (*PostGroupBy) ScanX

func (s *PostGroupBy) ScanX(ctx context.Context, v interface{})

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

func (*PostGroupBy) String

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

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

func (*PostGroupBy) StringX

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

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

func (*PostGroupBy) Strings

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

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

func (*PostGroupBy) StringsX

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

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

type PostMutation

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

PostMutation represents an operation that mutates the Post nodes in the graph.

func (*PostMutation) AddCommentIDs

func (m *PostMutation) AddCommentIDs(ids ...int)

AddCommentIDs adds the "comments" edge to the Comment entity by ids.

func (*PostMutation) AddField

func (m *PostMutation) 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 (*PostMutation) AddedEdges

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

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

func (*PostMutation) AddedField

func (m *PostMutation) 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 (*PostMutation) AddedFields

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

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

func (*PostMutation) AddedIDs

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

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

func (*PostMutation) AuthorCleared

func (m *PostMutation) AuthorCleared() bool

AuthorCleared reports if the "author" edge to the User entity was cleared.

func (*PostMutation) AuthorID

func (m *PostMutation) AuthorID() (r int, exists bool)

AuthorID returns the value of the "author_id" field in the mutation.

func (*PostMutation) AuthorIDCleared

func (m *PostMutation) AuthorIDCleared() bool

AuthorIDCleared returns if the "author_id" field was cleared in this mutation.

func (*PostMutation) AuthorIDs

func (m *PostMutation) AuthorIDs() (ids []int)

AuthorIDs returns the "author" edge IDs in the mutation. Note that IDs always returns len(IDs) <= 1 for unique edges, and you should use AuthorID instead. It exists only for internal usage by the builders.

func (*PostMutation) ClearAuthor

func (m *PostMutation) ClearAuthor()

ClearAuthor clears the "author" edge to the User entity.

func (*PostMutation) ClearAuthorID

func (m *PostMutation) ClearAuthorID()

ClearAuthorID clears the value of the "author_id" field.

func (*PostMutation) ClearComments

func (m *PostMutation) ClearComments()

ClearComments clears the "comments" edge to the Comment entity.

func (*PostMutation) ClearEdge

func (m *PostMutation) 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 (*PostMutation) ClearField

func (m *PostMutation) 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 (*PostMutation) ClearedEdges

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

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

func (*PostMutation) ClearedFields

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

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

func (PostMutation) Client

func (m PostMutation) 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 (*PostMutation) CommentsCleared

func (m *PostMutation) CommentsCleared() bool

CommentsCleared reports if the "comments" edge to the Comment entity was cleared.

func (*PostMutation) CommentsIDs

func (m *PostMutation) CommentsIDs() (ids []int)

CommentsIDs returns the "comments" edge IDs in the mutation.

func (*PostMutation) EdgeCleared

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

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

func (*PostMutation) Field

func (m *PostMutation) 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 (*PostMutation) FieldCleared

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

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

func (*PostMutation) Fields

func (m *PostMutation) 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 (*PostMutation) ID

func (m *PostMutation) 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 (*PostMutation) IDs added in v0.10.0

func (m *PostMutation) 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 (*PostMutation) OldAuthorID

func (m *PostMutation) OldAuthorID(ctx context.Context) (v int, err error)

OldAuthorID returns the old "author_id" field's value of the Post entity. If the Post 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 (*PostMutation) OldField

func (m *PostMutation) 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 (*PostMutation) OldText

func (m *PostMutation) OldText(ctx context.Context) (v string, err error)

OldText returns the old "text" field's value of the Post entity. If the Post 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 (*PostMutation) Op

func (m *PostMutation) Op() Op

Op returns the operation name.

func (*PostMutation) RemoveCommentIDs

func (m *PostMutation) RemoveCommentIDs(ids ...int)

RemoveCommentIDs removes the "comments" edge to the Comment entity by IDs.

func (*PostMutation) RemovedCommentsIDs

func (m *PostMutation) RemovedCommentsIDs() (ids []int)

RemovedComments returns the removed IDs of the "comments" edge to the Comment entity.

func (*PostMutation) RemovedEdges

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

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

func (*PostMutation) RemovedIDs

func (m *PostMutation) 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 (*PostMutation) ResetAuthor

func (m *PostMutation) ResetAuthor()

ResetAuthor resets all changes to the "author" edge.

func (*PostMutation) ResetAuthorID

func (m *PostMutation) ResetAuthorID()

ResetAuthorID resets all changes to the "author_id" field.

func (*PostMutation) ResetComments

func (m *PostMutation) ResetComments()

ResetComments resets all changes to the "comments" edge.

func (*PostMutation) ResetEdge

func (m *PostMutation) 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 (*PostMutation) ResetField

func (m *PostMutation) 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 (*PostMutation) ResetText

func (m *PostMutation) ResetText()

ResetText resets all changes to the "text" field.

func (*PostMutation) SetAuthorID

func (m *PostMutation) SetAuthorID(i int)

SetAuthorID sets the "author_id" field.

func (*PostMutation) SetField

func (m *PostMutation) 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 (*PostMutation) SetText

func (m *PostMutation) SetText(s string)

SetText sets the "text" field.

func (*PostMutation) Text

func (m *PostMutation) Text() (r string, exists bool)

Text returns the value of the "text" field in the mutation.

func (PostMutation) Tx

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

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

func (*PostMutation) Type

func (m *PostMutation) Type() string

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

func (*PostMutation) Where added in v0.9.0

func (m *PostMutation) Where(ps ...predicate.Post)

Where appends a list predicates to the PostMutation builder.

type PostQuery

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

PostQuery is the builder for querying Post entities.

func (*PostQuery) All

func (pq *PostQuery) All(ctx context.Context) ([]*Post, error)

All executes the query and returns a list of Posts.

func (*PostQuery) AllX

func (pq *PostQuery) AllX(ctx context.Context) []*Post

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

func (*PostQuery) Clone

func (pq *PostQuery) Clone() *PostQuery

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

func (*PostQuery) Count

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

Count returns the count of the given query.

func (*PostQuery) CountX

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

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

func (*PostQuery) Exist

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

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

func (*PostQuery) ExistX

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

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

func (*PostQuery) First

func (pq *PostQuery) First(ctx context.Context) (*Post, error)

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

func (*PostQuery) FirstID

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

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

func (*PostQuery) FirstIDX

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

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

func (*PostQuery) FirstX

func (pq *PostQuery) FirstX(ctx context.Context) *Post

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

func (*PostQuery) GroupBy

func (pq *PostQuery) GroupBy(field string, fields ...string) *PostGroupBy

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 {
	Text string `json:"text,omitempty"`
	Count int `json:"count,omitempty"`
}

client.Post.Query().
	GroupBy(post.FieldText).
	Aggregate(ent.Count()).
	Scan(ctx, &v)

func (*PostQuery) IDs

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

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

func (*PostQuery) IDsX

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

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

func (*PostQuery) Limit

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

Limit adds a limit step to the query.

func (*PostQuery) Offset

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

Offset adds an offset step to the query.

func (*PostQuery) Only

func (pq *PostQuery) Only(ctx context.Context) (*Post, error)

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

func (*PostQuery) OnlyID

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

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

func (*PostQuery) OnlyIDX

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

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

func (*PostQuery) OnlyX

func (pq *PostQuery) OnlyX(ctx context.Context) *Post

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

func (*PostQuery) Order

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

Order adds an order step to the query.

func (*PostQuery) QueryAuthor

func (pq *PostQuery) QueryAuthor() *UserQuery

QueryAuthor chains the current query on the "author" edge.

func (*PostQuery) QueryComments

func (pq *PostQuery) QueryComments() *CommentQuery

QueryComments chains the current query on the "comments" edge.

func (*PostQuery) Select

func (pq *PostQuery) Select(fields ...string) *PostSelect

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 {
	Text string `json:"text,omitempty"`
}

client.Post.Query().
	Select(post.FieldText).
	Scan(ctx, &v)

func (*PostQuery) Unique

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

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 (*PostQuery) Where

func (pq *PostQuery) Where(ps ...predicate.Post) *PostQuery

Where adds a new predicate for the PostQuery builder.

func (*PostQuery) WithAuthor

func (pq *PostQuery) WithAuthor(opts ...func(*UserQuery)) *PostQuery

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

func (*PostQuery) WithComments

func (pq *PostQuery) WithComments(opts ...func(*CommentQuery)) *PostQuery

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

type PostSelect

type PostSelect struct {
	*PostQuery
	// contains filtered or unexported fields
}

PostSelect is the builder for selecting fields of Post entities.

func (*PostSelect) Bool

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

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

func (*PostSelect) BoolX

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

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

func (*PostSelect) Bools

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

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

func (*PostSelect) BoolsX

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

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

func (*PostSelect) Float64

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

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

func (*PostSelect) Float64X

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

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

func (*PostSelect) Float64s

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

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

func (*PostSelect) Float64sX

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

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

func (*PostSelect) Int

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

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

func (*PostSelect) IntX

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

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

func (*PostSelect) Ints

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

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

func (*PostSelect) IntsX

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

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

func (*PostSelect) Scan

func (ps *PostSelect) Scan(ctx context.Context, v interface{}) error

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

func (*PostSelect) ScanX

func (s *PostSelect) ScanX(ctx context.Context, v interface{})

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

func (*PostSelect) String

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

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

func (*PostSelect) StringX

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

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

func (*PostSelect) Strings

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

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

func (*PostSelect) StringsX

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

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

type PostUpdate

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

PostUpdate is the builder for updating Post entities.

func (*PostUpdate) AddCommentIDs

func (pu *PostUpdate) AddCommentIDs(ids ...int) *PostUpdate

AddCommentIDs adds the "comments" edge to the Comment entity by IDs.

func (*PostUpdate) AddComments

func (pu *PostUpdate) AddComments(c ...*Comment) *PostUpdate

AddComments adds the "comments" edges to the Comment entity.

func (*PostUpdate) ClearAuthor

func (pu *PostUpdate) ClearAuthor() *PostUpdate

ClearAuthor clears the "author" edge to the User entity.

func (*PostUpdate) ClearAuthorID

func (pu *PostUpdate) ClearAuthorID() *PostUpdate

ClearAuthorID clears the value of the "author_id" field.

func (*PostUpdate) ClearComments

func (pu *PostUpdate) ClearComments() *PostUpdate

ClearComments clears all "comments" edges to the Comment entity.

func (*PostUpdate) Exec

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

Exec executes the query.

func (*PostUpdate) ExecX

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

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

func (*PostUpdate) Mutation

func (pu *PostUpdate) Mutation() *PostMutation

Mutation returns the PostMutation object of the builder.

func (*PostUpdate) RemoveCommentIDs

func (pu *PostUpdate) RemoveCommentIDs(ids ...int) *PostUpdate

RemoveCommentIDs removes the "comments" edge to Comment entities by IDs.

func (*PostUpdate) RemoveComments

func (pu *PostUpdate) RemoveComments(c ...*Comment) *PostUpdate

RemoveComments removes "comments" edges to Comment entities.

func (*PostUpdate) Save

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

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

func (*PostUpdate) SaveX

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

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

func (*PostUpdate) SetAuthor

func (pu *PostUpdate) SetAuthor(u *User) *PostUpdate

SetAuthor sets the "author" edge to the User entity.

func (*PostUpdate) SetAuthorID

func (pu *PostUpdate) SetAuthorID(i int) *PostUpdate

SetAuthorID sets the "author_id" field.

func (*PostUpdate) SetNillableAuthorID

func (pu *PostUpdate) SetNillableAuthorID(i *int) *PostUpdate

SetNillableAuthorID sets the "author_id" field if the given value is not nil.

func (*PostUpdate) SetNillableText

func (pu *PostUpdate) SetNillableText(s *string) *PostUpdate

SetNillableText sets the "text" field if the given value is not nil.

func (*PostUpdate) SetText

func (pu *PostUpdate) SetText(s string) *PostUpdate

SetText sets the "text" field.

func (*PostUpdate) Where

func (pu *PostUpdate) Where(ps ...predicate.Post) *PostUpdate

Where appends a list predicates to the PostUpdate builder.

type PostUpdateOne

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

PostUpdateOne is the builder for updating a single Post entity.

func (*PostUpdateOne) AddCommentIDs

func (puo *PostUpdateOne) AddCommentIDs(ids ...int) *PostUpdateOne

AddCommentIDs adds the "comments" edge to the Comment entity by IDs.

func (*PostUpdateOne) AddComments

func (puo *PostUpdateOne) AddComments(c ...*Comment) *PostUpdateOne

AddComments adds the "comments" edges to the Comment entity.

func (*PostUpdateOne) ClearAuthor

func (puo *PostUpdateOne) ClearAuthor() *PostUpdateOne

ClearAuthor clears the "author" edge to the User entity.

func (*PostUpdateOne) ClearAuthorID

func (puo *PostUpdateOne) ClearAuthorID() *PostUpdateOne

ClearAuthorID clears the value of the "author_id" field.

func (*PostUpdateOne) ClearComments

func (puo *PostUpdateOne) ClearComments() *PostUpdateOne

ClearComments clears all "comments" edges to the Comment entity.

func (*PostUpdateOne) Exec

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

Exec executes the query on the entity.

func (*PostUpdateOne) ExecX

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

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

func (*PostUpdateOne) Mutation

func (puo *PostUpdateOne) Mutation() *PostMutation

Mutation returns the PostMutation object of the builder.

func (*PostUpdateOne) RemoveCommentIDs

func (puo *PostUpdateOne) RemoveCommentIDs(ids ...int) *PostUpdateOne

RemoveCommentIDs removes the "comments" edge to Comment entities by IDs.

func (*PostUpdateOne) RemoveComments

func (puo *PostUpdateOne) RemoveComments(c ...*Comment) *PostUpdateOne

RemoveComments removes "comments" edges to Comment entities.

func (*PostUpdateOne) Save

func (puo *PostUpdateOne) Save(ctx context.Context) (*Post, error)

Save executes the query and returns the updated Post entity.

func (*PostUpdateOne) SaveX

func (puo *PostUpdateOne) SaveX(ctx context.Context) *Post

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

func (*PostUpdateOne) Select

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

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

func (*PostUpdateOne) SetAuthor

func (puo *PostUpdateOne) SetAuthor(u *User) *PostUpdateOne

SetAuthor sets the "author" edge to the User entity.

func (*PostUpdateOne) SetAuthorID

func (puo *PostUpdateOne) SetAuthorID(i int) *PostUpdateOne

SetAuthorID sets the "author_id" field.

func (*PostUpdateOne) SetNillableAuthorID

func (puo *PostUpdateOne) SetNillableAuthorID(i *int) *PostUpdateOne

SetNillableAuthorID sets the "author_id" field if the given value is not nil.

func (*PostUpdateOne) SetNillableText

func (puo *PostUpdateOne) SetNillableText(s *string) *PostUpdateOne

SetNillableText sets the "text" field if the given value is not nil.

func (*PostUpdateOne) SetText

func (puo *PostUpdateOne) SetText(s string) *PostUpdateOne

SetText sets the "text" field.

type Posts

type Posts []*Post

Posts is a parsable slice of Post.

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 Tx

type Tx struct {

	// Comment is the client for interacting with the Comment builders.
	Comment *CommentClient
	// Post is the client for interacting with the Post builders.
	Post *PostClient
	// 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 is the model entity for the User schema.

func (*User) QueryPosts

func (u *User) QueryPosts() *PostQuery

QueryPosts queries the "posts" 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

DeleteOne 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) Query

func (c *UserClient) Query() *UserQuery

Query returns a query builder for User.

func (*UserClient) QueryPosts

func (c *UserClient) QueryPosts(u *User) *PostQuery

QueryPosts queries the posts 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) AddPostIDs

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

AddPostIDs adds the "posts" edge to the Post entity by IDs.

func (*UserCreate) AddPosts

func (uc *UserCreate) AddPosts(p ...*Post) *UserCreate

AddPosts adds the "posts" edges to the Post 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.

func (*UserCreate) SetNillableName

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

SetNillableName sets the "name" field if the given value is not nil.

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 {
	// Posts holds the value of the posts edge.
	Posts []*Post `json:"posts,omitempty"`
	// contains filtered or unexported fields
}

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

func (UserEdges) PostsOrErr

func (e UserEdges) PostsOrErr() ([]*Post, error)

PostsOrErr returns the Posts 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 interface{}) error

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

func (*UserGroupBy) ScanX

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

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) AddPostIDs

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

AddPostIDs adds the "posts" edge to the Post 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) ClearPosts

func (m *UserMutation) ClearPosts()

ClearPosts clears the "posts" edge to the Post 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) 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) PostsCleared

func (m *UserMutation) PostsCleared() bool

PostsCleared reports if the "posts" edge to the Post entity was cleared.

func (*UserMutation) PostsIDs

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

PostsIDs returns the "posts" edge IDs in the mutation.

func (*UserMutation) RemovePostIDs

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

RemovePostIDs removes the "posts" edge to the Post entity by IDs.

func (*UserMutation) RemovedEdges

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

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

func (*UserMutation) RemovedIDs

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

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

func (*UserMutation) RemovedPostsIDs

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

RemovedPosts returns the removed IDs of the "posts" edge to the Post 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) ResetName

func (m *UserMutation) ResetName()

ResetName resets all changes to the "name" field.

func (*UserMutation) ResetPosts

func (m *UserMutation) ResetPosts()

ResetPosts resets all changes to the "posts" 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) 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.

type UserQuery

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

UserQuery is the builder for querying User entities.

func (*UserQuery) All

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

All executes the query and returns a list of Users.

func (*UserQuery) AllX

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

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

func (*UserQuery) Clone

func (uq *UserQuery) Clone() *UserQuery

Clone returns a duplicate of the 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 adds a limit step to the query.

func (*UserQuery) Offset

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

Offset adds an offset step to the query.

func (*UserQuery) Only

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

Only returns 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 adds an order step to the query.

func (*UserQuery) QueryPosts

func (uq *UserQuery) QueryPosts() *PostQuery

QueryPosts chains the current query on the "posts" 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

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) WithPosts

func (uq *UserQuery) WithPosts(opts ...func(*PostQuery)) *UserQuery

WithPosts tells the query-builder to eager-load the nodes that are connected to the "posts" 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) 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 interface{}) 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 interface{})

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) AddPostIDs

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

AddPostIDs adds the "posts" edge to the Post entity by IDs.

func (*UserUpdate) AddPosts

func (uu *UserUpdate) AddPosts(p ...*Post) *UserUpdate

AddPosts adds the "posts" edges to the Post entity.

func (*UserUpdate) ClearPosts

func (uu *UserUpdate) ClearPosts() *UserUpdate

ClearPosts clears all "posts" edges to the Post 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) RemovePostIDs

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

RemovePostIDs removes the "posts" edge to Post entities by IDs.

func (*UserUpdate) RemovePosts

func (uu *UserUpdate) RemovePosts(p ...*Post) *UserUpdate

RemovePosts removes "posts" edges to Post 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) SetNillableName

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

SetNillableName sets the "name" field if the given value is not nil.

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) AddPostIDs

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

AddPostIDs adds the "posts" edge to the Post entity by IDs.

func (*UserUpdateOne) AddPosts

func (uuo *UserUpdateOne) AddPosts(p ...*Post) *UserUpdateOne

AddPosts adds the "posts" edges to the Post entity.

func (*UserUpdateOne) ClearPosts

func (uuo *UserUpdateOne) ClearPosts() *UserUpdateOne

ClearPosts clears all "posts" edges to the Post 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) RemovePostIDs

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

RemovePostIDs removes the "posts" edge to Post entities by IDs.

func (*UserUpdateOne) RemovePosts

func (uuo *UserUpdateOne) RemovePosts(p ...*Post) *UserUpdateOne

RemovePosts removes "posts" edges to Post 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

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.

func (*UserUpdateOne) SetNillableName

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

SetNillableName sets the "name" field if the given value is not nil.

type Users

type Users []*User

Users is a parsable slice of User.

type ValidationError

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

ValidationError returns when validating a field 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.

Directories

Path Synopsis

Jump to

Keyboard shortcuts

? : This menu
/ : Search site
f or F : Jump to
y or Y : Canonical URL