/
revision_delete.go
118 lines (106 loc) · 2.95 KB
/
revision_delete.go
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// Copyright 2021-present The Atlas Authors. 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"
"fmt"
"ariga.io/atlas/cmd/atlascmd/migrate/ent/internal"
"ariga.io/atlas/cmd/atlascmd/migrate/ent/predicate"
"ariga.io/atlas/cmd/atlascmd/migrate/ent/revision"
"entgo.io/ent/dialect/sql"
"entgo.io/ent/dialect/sql/sqlgraph"
"entgo.io/ent/schema/field"
)
// RevisionDelete is the builder for deleting a Revision entity.
type RevisionDelete struct {
config
hooks []Hook
mutation *RevisionMutation
}
// Where appends a list predicates to the RevisionDelete builder.
func (rd *RevisionDelete) Where(ps ...predicate.Revision) *RevisionDelete {
rd.mutation.Where(ps...)
return rd
}
// Exec executes the deletion query and returns how many vertices were deleted.
func (rd *RevisionDelete) Exec(ctx context.Context) (int, error) {
var (
err error
affected int
)
if len(rd.hooks) == 0 {
affected, err = rd.sqlExec(ctx)
} else {
var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
mutation, ok := m.(*RevisionMutation)
if !ok {
return nil, fmt.Errorf("unexpected mutation type %T", m)
}
rd.mutation = mutation
affected, err = rd.sqlExec(ctx)
mutation.done = true
return affected, err
})
for i := len(rd.hooks) - 1; i >= 0; i-- {
if rd.hooks[i] == nil {
return 0, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)")
}
mut = rd.hooks[i](mut)
}
if _, err := mut.Mutate(ctx, rd.mutation); err != nil {
return 0, err
}
}
return affected, err
}
// ExecX is like Exec, but panics if an error occurs.
func (rd *RevisionDelete) ExecX(ctx context.Context) int {
n, err := rd.Exec(ctx)
if err != nil {
panic(err)
}
return n
}
func (rd *RevisionDelete) sqlExec(ctx context.Context) (int, error) {
_spec := &sqlgraph.DeleteSpec{
Node: &sqlgraph.NodeSpec{
Table: revision.Table,
ID: &sqlgraph.FieldSpec{
Type: field.TypeString,
Column: revision.FieldID,
},
},
}
_spec.Node.Schema = rd.schemaConfig.Revision
ctx = internal.NewSchemaConfigContext(ctx, rd.schemaConfig)
if ps := rd.mutation.predicates; len(ps) > 0 {
_spec.Predicate = func(selector *sql.Selector) {
for i := range ps {
ps[i](selector)
}
}
}
return sqlgraph.DeleteNodes(ctx, rd.driver, _spec)
}
// RevisionDeleteOne is the builder for deleting a single Revision entity.
type RevisionDeleteOne struct {
rd *RevisionDelete
}
// Exec executes the deletion query.
func (rdo *RevisionDeleteOne) Exec(ctx context.Context) error {
n, err := rdo.rd.Exec(ctx)
switch {
case err != nil:
return err
case n == 0:
return &NotFoundError{revision.Label}
default:
return nil
}
}
// ExecX is like Exec, but panics if an error occurs.
func (rdo *RevisionDeleteOne) ExecX(ctx context.Context) {
rdo.rd.ExecX(ctx)
}