ceph-csi/vendor/github.com/google/cel-go/ext/guards.go

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// Copyright 2020 Google LLC
//
// 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.
package ext
import (
"github.com/google/cel-go/common/types"
"github.com/google/cel-go/common/types/ref"
exprpb "google.golang.org/genproto/googleapis/api/expr/v1alpha1"
)
// function invocation guards for common call signatures within extension functions.
func intOrError(i int64, err error) ref.Val {
if err != nil {
return types.NewErr(err.Error())
}
return types.Int(i)
}
func bytesOrError(bytes []byte, err error) ref.Val {
if err != nil {
return types.NewErr(err.Error())
}
return types.Bytes(bytes)
}
func stringOrError(str string, err error) ref.Val {
if err != nil {
return types.NewErr(err.Error())
}
return types.String(str)
}
func listStringOrError(strs []string, err error) ref.Val {
if err != nil {
return types.NewErr(err.Error())
}
return types.DefaultTypeAdapter.NativeToValue(strs)
}
func macroTargetMatchesNamespace(ns string, target *exprpb.Expr) bool {
switch target.GetExprKind().(type) {
case *exprpb.Expr_IdentExpr:
if target.GetIdentExpr().GetName() != ns {
return false
}
return true
default:
return false
}
}