ent/entc/gen/template/predicate.tmpl

{{ define "predicate" }}

{{ template "header" "predicate" }}

{{ range $_, $n := $.Nodes -}}
// {{ $n.Name }} is the predicate function for {{ $n.Package }} builders.
type {{ $n.Name }} func(interface{})

// {{ $n.Name }}PerDialect construct a predicate for both gremlin traversal and sql selector.
func {{ $n.Name }}PerDialect(f1 func(*sql.Selector), f2 func(*dsl.Traversal)) {{ $n.Name }} {
	return {{ $n.Name }}(func (v interface{}) {
		switch v := v.(type) {
		case *sql.Selector:
			f1(v)
		case *dsl.Traversal:
			f2(v)
		default:
			panic(fmt.Sprintf("unknown type for predicate: %T", v))
		}
	})
}
{{ end }}
{{ end }}