49 lines
1015 B
Go
49 lines
1015 B
Go
package dagger
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import (
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"fmt"
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"cuelang.org/go/cue"
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cueerrors "cuelang.org/go/cue/errors"
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)
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// Cue spec validator
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type Spec struct {
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root *Value
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}
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// eg. Validate(op, "#Op")
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func (s Spec) Validate(v *Value, defpath string) (err error) {
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// Expand cue errors to get full details
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// FIXME: there is probably a cleaner way to do this.
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defer func() {
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if err != nil {
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//debugf("ERROR while validating %v against %v err=%q", v, defpath, err)
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err = fmt.Errorf("%s", cueerrors.Details(err, nil))
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}
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}()
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// Lookup def by name, eg. "#Script" or "#Copy"
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// See dagger/spec.cue
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def := s.root.Get(defpath)
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if err := def.Validate(); err != nil {
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return err
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}
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merged := def.Unwrap().Fill(v.Value)
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if err := merged.Err(); err != nil {
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return err
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}
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if err := merged.Validate(cue.Final()); err != nil {
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return err
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}
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return nil
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}
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func (s Spec) Match(v *Value, defpath string) bool {
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return s.Validate(v, defpath) == nil
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}
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func (s Spec) Get(target string) *Value {
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return s.root.Get(target)
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}
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