47 lines
1.0 KiB
Go
47 lines
1.0 KiB
Go
/*
|
|
Copyright 2021 The CloudEvents Authors
|
|
SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
package expression
|
|
|
|
import (
|
|
cesql "github.com/cloudevents/sdk-go/sql/v2"
|
|
"github.com/cloudevents/sdk-go/sql/v2/utils"
|
|
cloudevents "github.com/cloudevents/sdk-go/v2"
|
|
)
|
|
|
|
type inExpression struct {
|
|
leftExpression cesql.Expression
|
|
setExpression []cesql.Expression
|
|
}
|
|
|
|
func (l inExpression) Evaluate(event cloudevents.Event) (interface{}, error) {
|
|
leftValue, err := l.leftExpression.Evaluate(event)
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
|
|
for _, rightExpression := range l.setExpression {
|
|
rightValue, err := rightExpression.Evaluate(event)
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
|
|
rightValue, err = utils.Cast(rightValue, cesql.TypeFromVal(leftValue))
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
|
|
if leftValue == rightValue {
|
|
return true, nil
|
|
}
|
|
}
|
|
|
|
return false, nil
|
|
}
|
|
|
|
func NewInExpression(leftExpression cesql.Expression, setExpression []cesql.Expression) cesql.Expression {
|
|
return inExpression{leftExpression, setExpression}
|
|
}
|