This repository has been archived on 2024-04-08. You can view files and clone it, but cannot push or open issues or pull requests.
dagger/stdlib/stdlib.go

50 lines
856 B
Go
Raw Normal View History

package stdlib
import (
"embed"
"fmt"
"io/fs"
"path"
"path/filepath"
cueload "cuelang.org/go/cue/load"
)
// FS contains the filesystem of the stdlib.
//go:embed **/*.cue
var FS embed.FS
const (
stdlibPackageName = "dagger.cloud"
)
func Overlay(prefixPath string) (map[string]cueload.Source, error) {
overlay := map[string]cueload.Source{}
err := fs.WalkDir(FS, ".", func(p string, entry fs.DirEntry, err error) error {
if err != nil {
return err
}
if !entry.Type().IsRegular() {
return nil
}
if filepath.Ext(entry.Name()) != ".cue" {
return nil
}
contents, err := FS.ReadFile(p)
if err != nil {
return fmt.Errorf("%s: %w", p, err)
}
overlayPath := path.Join(prefixPath, "cue.mod", "pkg", stdlibPackageName, p)
overlay[overlayPath] = cueload.FromBytes(contents)
return nil
})
return overlay, err
}