/
find_lack_service_visitor.go
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/
find_lack_service_visitor.go
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// Copyright (c) 2021 Terminus, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// 找出依赖却不存在的 service
package diceyml
import (
"fmt"
)
type FindLackServiceVisitor struct {
DefaultVisitor
lack ValidateError
}
func NewFindLackServiceVisitor() DiceYmlVisitor {
return &FindLackServiceVisitor{
lack: ValidateError{},
}
}
func (o *FindLackServiceVisitor) VisitServices(v DiceYmlVisitor, obj *Services) {
for srvName, srv := range *obj {
for _, name := range srv.DependsOn {
if _, ok := (*obj)[name]; !ok {
o.lack[yamlHeaderRegexWithUpperHeader([]string{"services", srvName}, "depends_on")] = fmt.Errorf("found lacked services: %v", name)
}
}
}
}
func FindLackService(obj *Object) ValidateError {
visitor := NewFindLackServiceVisitor()
obj.Accept(visitor)
return visitor.(*FindLackServiceVisitor).lack
}