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package bug
import (
"github.com/MichaelMure/git-bug/identity"
"github.com/MichaelMure/git-bug/util/git"
)
var _ Operation = &NoOpOperation{}
// NoOpOperation is an operation that does not change the bug state. It can
// however be used to store arbitrary metadata in the bug history, for example
// to support a bridge feature
type NoOpOperation struct {
OpBase
}
func (op *NoOpOperation) base() *OpBase {
return &op.OpBase
}
func (op *NoOpOperation) Hash() (git.Hash, error) {
return hashOperation(op)
}
func (op *NoOpOperation) Apply(snapshot *Snapshot) {
// Nothing to do
}
func (op *NoOpOperation) Validate() error {
return opBaseValidate(op, NoOpOp)
}
// Sign post method for gqlgen
func (op *NoOpOperation) IsAuthored() {}
func NewNoOpOp(author identity.Interface, unixTime int64) *NoOpOperation {
return &NoOpOperation{
OpBase: newOpBase(NoOpOp, author, unixTime),
}
}
// Convenience function to apply the operation
func NoOp(b Interface, author identity.Interface, unixTime int64, metadata map[string]string) (*NoOpOperation, error) {
op := NewNoOpOp(author, unixTime)
for key, value := range metadata {
op.SetMetadata(key, value)
}
if err := op.Validate(); err != nil {
return nil, err
}
b.Append(op)
return op, nil
}
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