grafana/pkg/codegen/tmpl/core_registry.tmpl

package schemas

import (
    "os"
    "path/filepath"
    "runtime"
    
    "cuelang.org/go/cue"
    "cuelang.org/go/cue/cuecontext"
)

type CoreKind struct {
    Name string
    CueFile cue.Value
}

func GetCoreKinds() ([]CoreKind, error) {
    ctx := cuecontext.New()
    kinds := make([]CoreKind, 0)
    
    _, caller, _, _ := runtime.Caller(0)
    root := filepath.Join(caller, "../../../..")
    
    {{- range .Schemas }}
    
    {{ .Name }}Cue, err := loadCueFile(ctx, filepath.Join(root, "{{ .FilePath }}"))
    if err != nil {
        return nil, err
    }
    kinds = append(kinds, CoreKind{
        Name: "{{ .Name }}",
        CueFile: {{ .Name }}Cue,
    })
    {{- end }}
    
    return kinds, nil
}

func loadCueFile(ctx *cue.Context, path string) (cue.Value, error) {
    cueFile, err := os.ReadFile(path)
    if err != nil {
        return cue.Value{}, err
    }
    
    return ctx.CompileBytes(cueFile), nil
}