1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
|
{{/*
Copyright 2019-present Facebook Inc. 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.
*/}}
{{ define "dialect/gremlin/delete" }}
{{ $builder := pascal $.Scope.Builder }}
{{ $receiver := receiver $builder }}
{{ $mutation := print $receiver ".mutation" }}
func ({{ $receiver}} *{{ $builder }}) gremlinExec(ctx context.Context) (int, error) {
res := &gremlin.Response{}
query, bindings := {{ $receiver }}.gremlin().Query()
if err := {{ $receiver }}.driver.Exec(ctx, query, bindings, res); err != nil {
return 0, err
}
return res.ReadInt()
}
func ({{ $receiver }} *{{ $builder }}) gremlin() *dsl.Traversal {
t := g.V().HasLabel({{ $.Package }}.Label)
for _, p := range {{ $mutation }}.predicates {
p(t)
}
return t.SideEffect(__.Drop()).Count()
}
{{ end }}
|
