Files
go-ocds/internal/cli/schema.go
T

67 lines
1.6 KiB
Go

package cli
import (
"encoding/json"
"fmt"
"os"
"github.com/spf13/cobra"
)
func newSchemaCmd(opts *options) *cobra.Command {
var (
kind string
out string
)
cmd := &cobra.Command{
Use: "schema",
Short: "Write the merged JSON Schema (core plus extensions)",
Long: `Schema writes the release or release package schema with every extension
in the config applied. This is the schema the Go types are generated from,
which is useful for debugging a config or validating data with other tools.`,
Example: ` ocdsgen schema > release-schema.json
ocdsgen schema --kind package -o release-package-schema.json`,
Args: cobra.NoArgs,
RunE: func(cmd *cobra.Command, _ []string) error {
if kind != "release" && kind != "package" {
return fmt.Errorf(`--kind must be "release" or "package", got %q`, kind)
}
cfg, g, err := opts.setup(cmd)
if err != nil {
return err
}
exts, err := g.Resolve(cfg.Extensions)
if err != nil {
return err
}
s, err := g.Merge(cfg, exts)
if err != nil {
return err
}
doc := s.Release
if kind == "package" {
doc = s.Package
}
b, err := json.MarshalIndent(doc, "", " ")
if err != nil {
return err
}
b = append(b, '\n')
if out == "-" {
_, err = cmd.OutOrStdout().Write(b)
} else {
err = os.WriteFile(out, b, 0o644)
}
if err != nil {
return err
}
return opts.finish(g)
},
}
f := cmd.Flags()
f.StringVar(&kind, "kind", "release", `which schema to write: "release" or "package"`)
f.StringVarP(&out, "out", "o", "-", `output file, or "-" for stdout`)
return cmd
}