Merge pull request #57 from blocklayerhq/clean-abort-non-concrete

script: abort execution with a warning when the op is not concrete
This commit is contained in:
Andrea Luzzardi 2021-01-20 18:06:32 -08:00 committed by GitHub
commit a9698ccd18
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2 changed files with 19 additions and 26 deletions

View File

@ -4,6 +4,11 @@ import (
"context"
"github.com/pkg/errors"
"github.com/rs/zerolog/log"
)
var (
ErrAbortExecution = errors.New("execution stopped")
)
type Script struct {
@ -25,8 +30,13 @@ func (s *Script) Execute(ctx context.Context, fs FS, out Fillable) (FS, error) {
// If op not concrete, interrupt without error.
// This allows gradual resolution:
// compute what you can compute.. leave the rest incomplete.
if !v.IsConcreteR() {
return nil
if err := v.IsConcreteR(); err != nil {
log.
Ctx(ctx).
Warn().
Err(err).
Msg("script is unspecified, aborting execution")
return ErrAbortExecution
}
op, err := v.Op()
if err != nil {
@ -38,6 +48,11 @@ func (s *Script) Execute(ctx context.Context, fs FS, out Fillable) (FS, error) {
}
return nil
})
// If the execution was gracefully stopped, do not return an error
if err == ErrAbortExecution {
return fs, nil
}
return fs, err
}

View File

@ -163,30 +163,8 @@ func (v *Value) MergeTarget(x interface{}, target string) (*Value, error) {
}
// Recursive concreteness check.
// Return false if v is not concrete, or contains any
// non-concrete fields or items.
func (v *Value) IsConcreteR() bool {
// FIXME: use Value.Walk
if it, err := v.Fields(); err == nil {
for it.Next() {
w := v.Wrap(it.Value())
if !w.IsConcreteR() {
return false
}
}
return true
}
if it, err := v.List(); err == nil {
for it.Next() {
w := v.Wrap(it.Value())
if !w.IsConcreteR() {
return false
}
}
return true
}
dv, _ := v.val.Default()
return v.val.IsConcrete() || dv.IsConcrete()
func (v *Value) IsConcreteR() error {
return v.val.Validate(cue.Concrete(true))
}
// Export concrete values to JSON. ignoring non-concrete values.