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spec_delete.go
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/
spec_delete.go
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// Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
// This source code is licensed under the Apache 2.0 license found
// in the LICENSE file in the root directory of this source tree.
// Code generated by entc, DO NOT EDIT.
package ent
import (
"context"
"github.com/facebookincubator/ent/dialect/sql"
"github.com/facebookincubator/ent/dialect/sql/sqlgraph"
"github.com/facebookincubator/ent/entc/integration/ent/predicate"
"github.com/facebookincubator/ent/entc/integration/ent/spec"
"github.com/facebookincubator/ent/schema/field"
)
// SpecDelete is the builder for deleting a Spec entity.
type SpecDelete struct {
config
predicates []predicate.Spec
}
// Where adds a new predicate to the delete builder.
func (sd *SpecDelete) Where(ps ...predicate.Spec) *SpecDelete {
sd.predicates = append(sd.predicates, ps...)
return sd
}
// Exec executes the deletion query and returns how many vertices were deleted.
func (sd *SpecDelete) Exec(ctx context.Context) (int, error) {
return sd.sqlExec(ctx)
}
// ExecX is like Exec, but panics if an error occurs.
func (sd *SpecDelete) ExecX(ctx context.Context) int {
n, err := sd.Exec(ctx)
if err != nil {
panic(err)
}
return n
}
func (sd *SpecDelete) sqlExec(ctx context.Context) (int, error) {
_spec := &sqlgraph.DeleteSpec{
Node: &sqlgraph.NodeSpec{
Table: spec.Table,
ID: &sqlgraph.FieldSpec{
Type: field.TypeString,
Column: spec.FieldID,
},
},
}
if ps := sd.predicates; len(ps) > 0 {
_spec.Predicate = func(selector *sql.Selector) {
for i := range ps {
ps[i](selector)
}
}
}
return sqlgraph.DeleteNodes(ctx, sd.driver, _spec)
}
// SpecDeleteOne is the builder for deleting a single Spec entity.
type SpecDeleteOne struct {
sd *SpecDelete
}
// Exec executes the deletion query.
func (sdo *SpecDeleteOne) Exec(ctx context.Context) error {
n, err := sdo.sd.Exec(ctx)
switch {
case err != nil:
return err
case n == 0:
return &NotFoundError{spec.Label}
default:
return nil
}
}
// ExecX is like Exec, but panics if an error occurs.
func (sdo *SpecDeleteOne) ExecX(ctx context.Context) {
sdo.sd.ExecX(ctx)
}